Mercurial > octave
annotate libinterp/corefcn/file-io.cc @ 24534:194eb4bd202b
maint: Update punctuation for GPL v3 license text.
* COPYING, Makefile.am, README,
bootstrap, bootstrap.conf, OctJavaQry.java, changelog.tmpl,
check-subst-vars.in.sh, find-defun-files.sh, find-files-with-tests.sh,
get-source-mtime.sh, mk-hg-id.sh, mk-octave-config-h.sh, mk-opts.pl,
stl_algo.h-fixed, subst-config-vals.in.sh, subst-cross-config-vals.in.sh,
subst-default-vals.in.sh, subst-script-vals.in.sh, configure.ac,
Doxyfile.in, arith.txi, audio.txi, basics.txi, bugs.txi, config-images.sh,
container.txi, cp-idx.txi, data.txi, debug.txi, diagperm.txi, diffeq.txi,
add_to_aspell_dict, mk_undocumented_list, spellcheck, errors.txi, eval.txi,
expr.txi, external.txi, fn-idx.txi, func.txi, genpropdoc.m, geometry.txi,
geometryimages.m, grammar.txi, gui.txi, image.txi, images.awk, install.txi,
interp.txi, interpimages.m, intro.txi, io.txi, linalg.txi, macros.texi,
matrix.txi, mk-doc-cache.pl, mkcontrib.awk, mkoctfile.1, munge-texi.pl,
nonlin.txi, numbers.txi, obsolete.txi, octave-cli.1, octave-config.1, octave.1,
octave.css, octave.texi, oop.txi, op-idx.txi, optim.txi, package.txi, plot.txi,
plotimages.m, poly.txi, preface.txi, quad.txi, set.txi, signal.txi, sparse.txi,
sparseimages.m, splineimages.m, stats.txi, stmt.txi, strings.txi, system.txi,
testfun.txi, var.txi, vectorize.txi, array.texi, bugs.texi, cp-idx.texi,
dae.texi, diffeq.texi, error.texi, factor.texi, fn-idx.texi, gpl.texi,
install.texi, intro.texi, liboctave.texi, matvec.texi, nleqn.texi, nlfunc.texi,
ode.texi, optim.texi, preface.texi, quad.texi, range.texi, refcard-a4.tex,
refcard-legal.tex, refcard-letter.tex, refcard.tex, HACKING.md,
octave.appdata.xml.in, Backend.cc, Backend.h, BaseControl.cc, BaseControl.h,
ButtonControl.cc, ButtonControl.h, ButtonGroup.cc, ButtonGroup.h, Canvas.cc,
Canvas.h, CheckBoxControl.cc, CheckBoxControl.h, Container.cc, Container.h,
ContextMenu.cc, ContextMenu.h, EditControl.cc, EditControl.h, Figure.cc,
Figure.h, FigureWindow.cc, FigureWindow.h, GLCanvas.cc, GLCanvas.h,
GenericEventNotify.h, KeyMap.cc, KeyMap.h, ListBoxControl.cc, ListBoxControl.h,
Logger.cc, Logger.h, Menu.cc, Menu.h, MenuContainer.h, MouseModeActionGroup.cc,
MouseModeActionGroup.h, Object.cc, Object.h, ObjectFactory.cc, ObjectFactory.h,
ObjectProxy.cc, ObjectProxy.h, Panel.cc, Panel.h, PopupMenuControl.cc,
PopupMenuControl.h, PushButtonControl.cc, PushButtonControl.h, PushTool.cc,
PushTool.h, QtHandlesUtils.cc, QtHandlesUtils.h, RadioButtonControl.cc,
RadioButtonControl.h, SliderControl.cc, SliderControl.h, TextControl.cc,
TextControl.h, TextEdit.cc, TextEdit.h, ToggleButtonControl.cc,
ToggleButtonControl.h, ToggleTool.cc, ToggleTool.h, ToolBar.cc, ToolBar.h,
ToolBarButton.cc, ToolBarButton.h, __init_qt__.cc, __init_qt__.h,
annotation-dialog.cc, annotation-dialog.h, gl-select.cc, gl-select.h,
liboctgui-build-info.h, liboctgui-build-info.in.cc,
mk-default-qt-settings.in.sh, QTerminal.cc, QTerminal.h, BlockArray.cpp,
BlockArray.h, Character.h, CharacterColor.h, Emulation.cpp, Emulation.h,
Filter.cpp, Filter.h, History.cpp, History.h, KeyboardTranslator.cpp,
KeyboardTranslator.h, QUnixTerminalImpl.cpp, QUnixTerminalImpl.h, Screen.cpp,
Screen.h, ScreenWindow.cpp, ScreenWindow.h, SelfListener.cpp, SelfListener.h,
TerminalCharacterDecoder.cpp, TerminalCharacterDecoder.h, TerminalModel.cpp,
TerminalModel.h, TerminalView.cpp, TerminalView.h, Vt102Emulation.cpp,
Vt102Emulation.h, kpty.cpp, kpty.h, kpty_p.h, QTerminalColors.cpp,
QTerminalColors.h, QWinTerminalImpl.cpp, QWinTerminalImpl.h, main.cpp,
color-picker.cc, color-picker.h, dialog.cc, dialog.h,
documentation-dock-widget.cc, documentation-dock-widget.h,
external-editor-interface.cc, external-editor-interface.h,
files-dock-widget.cc, files-dock-widget.h, find-files-dialog.cc,
find-files-dialog.h, find-files-model.cc, find-files-model.h,
history-dock-widget.cc, history-dock-widget.h, file-editor-interface.h,
file-editor-tab.cc, file-editor-tab.h, file-editor.cc, file-editor.h,
find-dialog.cc, find-dialog.h, marker.cc, marker.h, octave-qscintilla.cc,
octave-qscintilla.h, octave-txt-lexer.cc, octave-txt-lexer.h, main-window.cc,
main-window.h, octave-cmd.cc, octave-cmd.h, octave-dock-widget.cc,
octave-dock-widget.h, octave-gui.cc, octave-gui.h, octave-qt-link.cc,
octave-qt-link.h, octave-settings.h, texinfo-parser.cc, texinfo-parser.h,
webinfo.cc, webinfo.h, resource-manager.cc, resource-manager.h,
settings-dialog.cc, settings-dialog.h, shortcut-manager.cc, shortcut-manager.h,
terminal-dock-widget.cc, terminal-dock-widget.h, thread-manager.cc,
thread-manager.h, variable-editor-model.cc, variable-editor-model.h,
variable-editor.cc, variable-editor.h, welcome-wizard.cc, welcome-wizard.h,
workspace-model.cc, workspace-model.h, workspace-view.cc, workspace-view.h,
build-env.h, build-env.in.cc, builtins.h, Cell.cc, Cell.h, __contourc__.cc,
__dsearchn__.cc, __ichol__.cc, __ilu__.cc, __lin_interpn__.cc, __luinc__.cc,
__magick_read__.cc, __pchip_deriv__.cc, __qp__.cc, balance.cc,
base-text-renderer.h, besselj.cc, betainc.cc, bitfcns.cc, bsxfun.cc,
c-file-ptr-stream.cc, c-file-ptr-stream.h, call-stack.cc, call-stack.h,
cdisplay.c, cdisplay.h, cellfun.cc, coct-hdf5-types.c, colloc.cc, conv2.cc,
daspk.cc, dasrt.cc, dassl.cc, data.cc, data.h, debug.cc, default-defs.in.h,
defaults.cc, defaults.h, defun-dld.h, defun-int.h, defun.cc, defun.h, det.cc,
dirfns.cc, dirfns.h, display.cc, display.h, dlmread.cc, dot.cc, dynamic-ld.cc,
dynamic-ld.h, eig.cc, ellipj.cc, environment.cc, environment.h, error.cc,
error.h, errwarn.cc, errwarn.h, event-queue.cc, event-queue.h, fcn-info.cc,
fcn-info.h, fft.cc, fft2.cc, fftn.cc, file-io.cc, file-io.h, filter.cc,
find.cc, ft-text-renderer.cc, ft-text-renderer.h, gammainc.cc, gcd.cc,
genprops.awk, getgrent.cc, getpwent.cc, getrusage.cc, givens.cc, gl-render.cc,
gl-render.h, gl2ps-print.cc, gl2ps-print.h, graphics-handle.h,
graphics-toolkit.cc, graphics-toolkit.h, graphics.cc, graphics.in.h, gripes.cc,
gripes.h, gsvd.cc, gtk-manager.cc, gtk-manager.h, hash.cc, help.cc, help.h,
hess.cc, hex2num.cc, hook-fcn.cc, hook-fcn.h, input.cc, input.h,
interpreter-private.cc, interpreter-private.h, interpreter.cc, interpreter.h,
inv.cc, kron.cc, load-path.cc, load-path.h, load-save.cc, load-save.h,
lookup.cc, ls-ascii-helper.cc, ls-ascii-helper.h, ls-hdf5.cc, ls-hdf5.h,
ls-mat-ascii.cc, ls-mat-ascii.h, ls-mat4.cc, ls-mat4.h, ls-mat5.cc, ls-mat5.h,
ls-oct-binary.cc, ls-oct-binary.h, ls-oct-text.cc, ls-oct-text.h, ls-utils.cc,
ls-utils.h, lsode.cc, lu.cc, mappers.cc, matrix_type.cc, max.cc, mex.cc, mex.h,
mexproto.h, mgorth.cc, mk-errno-list.sh, mk-mxarray-h.in.sh, mxarray.in.h,
nproc.cc, oct-errno.h, oct-errno.in.cc, oct-fstrm.cc, oct-fstrm.h,
oct-handle.h, oct-hdf5-types.cc, oct-hdf5-types.h, oct-hdf5.h, oct-hist.cc,
oct-hist.h, oct-iostrm.cc, oct-iostrm.h, oct-map.cc, oct-map.h, oct-obj.h,
oct-opengl.h, oct-prcstrm.cc, oct-prcstrm.h, oct-procbuf.cc, oct-procbuf.h,
oct-stdstrm.h, oct-stream.cc, oct-stream.h, oct-strstrm.cc, oct-strstrm.h,
oct-tex-lexer.in.ll, oct-tex-parser.in.yy, oct.h, octave-default-image.h,
octave-link.cc, octave-link.h, ordschur.cc, pager.cc, pager.h, pinv.cc,
pr-output.cc, pr-output.h, procstream.cc, procstream.h, psi.cc, quad.cc,
quadcc.cc, qz.cc, rand.cc, rcond.cc, regexp.cc, schur.cc, sighandlers.cc,
sighandlers.h, sparse-xdiv.cc, sparse-xdiv.h, sparse-xpow.cc, sparse-xpow.h,
sparse.cc, spparms.cc, sqrtm.cc, str2double.cc, strfind.cc, strfns.cc,
sub2ind.cc, svd.cc, sylvester.cc, symrec.cc, symrec.h, symscope.cc, symscope.h,
symtab.cc, symtab.h, syscalls.cc, sysdep.cc, sysdep.h, text-renderer.cc,
text-renderer.h, time.cc, toplev.cc, toplev.h, tril.cc, tsearch.cc, txt-eng.cc,
txt-eng.h, typecast.cc, url-handle-manager.cc, url-handle-manager.h,
urlwrite.cc, utils.cc, utils.h, variables.cc, variables.h, workspace-element.h,
xdiv.cc, xdiv.h, xnorm.cc, xnorm.h, xpow.cc, xpow.h, zfstream.cc, zfstream.h,
deprecated-config.h, __delaunayn__.cc, __eigs__.cc, __fltk_uigetfile__.cc,
__glpk__.cc, __init_fltk__.cc, __init_gnuplot__.cc, __ode15__.cc,
__osmesa_print__.cc, __voronoi__.cc, amd.cc, audiodevinfo.cc, audioread.cc,
ccolamd.cc, chol.cc, colamd.cc, config-module.awk, config-module.sh,
convhulln.cc, dmperm.cc, fftw.cc, gzip.cc, oct-qhull.h, qr.cc, symbfact.cc,
symrcm.cc, liboctinterp-build-info.h, liboctinterp-build-info.in.cc,
mk-build-env-features.sh, mk-builtins.pl, mk-doc.pl, mk-pkg-add.sh,
mk-version-h.in.sh, ov-base-diag.cc, ov-base-diag.h, ov-base-int.cc,
ov-base-int.h, ov-base-mat.cc, ov-base-mat.h, ov-base-scalar.cc,
ov-base-scalar.h, ov-base-sparse.cc, ov-base-sparse.h, ov-base.cc, ov-base.h,
ov-bool-mat.cc, ov-bool-mat.h, ov-bool-sparse.cc, ov-bool-sparse.h, ov-bool.cc,
ov-bool.h, ov-builtin.cc, ov-builtin.h, ov-cell.cc, ov-cell.h, ov-ch-mat.cc,
ov-ch-mat.h, ov-class.cc, ov-class.h, ov-classdef.cc, ov-classdef.h,
ov-colon.cc, ov-colon.h, ov-complex.cc, ov-complex.h, ov-cs-list.cc,
ov-cs-list.h, ov-cx-diag.cc, ov-cx-diag.h, ov-cx-mat.cc, ov-cx-mat.h,
ov-cx-sparse.cc, ov-cx-sparse.h, ov-dld-fcn.cc, ov-dld-fcn.h, ov-fcn-handle.cc,
ov-fcn-handle.h, ov-fcn-inline.cc, ov-fcn-inline.h, ov-fcn.cc, ov-fcn.h,
ov-float.cc, ov-float.h, ov-flt-complex.cc, ov-flt-complex.h,
ov-flt-cx-diag.cc, ov-flt-cx-diag.h, ov-flt-cx-mat.cc, ov-flt-cx-mat.h,
ov-flt-re-diag.cc, ov-flt-re-diag.h, ov-flt-re-mat.cc, ov-flt-re-mat.h,
ov-int-traits.h, ov-int16.cc, ov-int16.h, ov-int32.cc, ov-int32.h, ov-int64.cc,
ov-int64.h, ov-int8.cc, ov-int8.h, ov-intx.h, ov-java.cc, ov-java.h,
ov-lazy-idx.cc, ov-lazy-idx.h, ov-mex-fcn.cc, ov-mex-fcn.h, ov-null-mat.cc,
ov-null-mat.h, ov-oncleanup.cc, ov-oncleanup.h, ov-perm.cc, ov-perm.h,
ov-range.cc, ov-range.h, ov-re-diag.cc, ov-re-diag.h, ov-re-mat.cc,
ov-re-mat.h, ov-re-sparse.cc, ov-re-sparse.h, ov-scalar.cc, ov-scalar.h,
ov-str-mat.cc, ov-str-mat.h, ov-struct.cc, ov-struct.h, ov-typeinfo.cc,
ov-typeinfo.h, ov-uint16.cc, ov-uint16.h, ov-uint32.cc, ov-uint32.h,
ov-uint64.cc, ov-uint64.h, ov-uint8.cc, ov-uint8.h, ov-usr-fcn.cc,
ov-usr-fcn.h, ov.cc, ov.h, ovl.cc, ovl.h, octave.cc, octave.h, op-kw-docs,
mk-ops.sh, op-b-b.cc, op-b-bm.cc, op-b-sbm.cc, op-bm-b.cc, op-bm-bm.cc,
op-bm-sbm.cc, op-cdm-cdm.cc, op-cdm-cm.cc, op-cdm-cs.cc, op-cdm-dm.cc,
op-cdm-m.cc, op-cdm-s.cc, op-cell.cc, op-chm.cc, op-class.cc, op-cm-cdm.cc,
op-cm-cm.cc, op-cm-cs.cc, op-cm-dm.cc, op-cm-m.cc, op-cm-pm.cc, op-cm-s.cc,
op-cm-scm.cc, op-cm-sm.cc, op-cs-cm.cc, op-cs-cs.cc, op-cs-m.cc, op-cs-s.cc,
op-cs-scm.cc, op-cs-sm.cc, op-dm-cdm.cc, op-dm-cm.cc, op-dm-cs.cc, op-dm-dm.cc,
op-dm-m.cc, op-dm-s.cc, op-dm-scm.cc, op-dm-sm.cc, op-dm-template.cc,
op-dms-template.cc, op-fcdm-fcdm.cc, op-fcdm-fcm.cc, op-fcdm-fcs.cc,
op-fcdm-fdm.cc, op-fcdm-fm.cc, op-fcdm-fs.cc, op-fcm-fcdm.cc, op-fcm-fcm.cc,
op-fcm-fcs.cc, op-fcm-fdm.cc, op-fcm-fm.cc, op-fcm-fs.cc, op-fcm-pm.cc,
op-fcn.cc, op-fcs-fcm.cc, op-fcs-fcs.cc, op-fcs-fm.cc, op-fcs-fs.cc,
op-fdm-fcdm.cc, op-fdm-fcm.cc, op-fdm-fcs.cc, op-fdm-fdm.cc, op-fdm-fm.cc,
op-fdm-fs.cc, op-fm-fcdm.cc, op-fm-fcm.cc, op-fm-fcs.cc, op-fm-fdm.cc,
op-fm-fm.cc, op-fm-fs.cc, op-fm-pm.cc, op-fs-fcm.cc, op-fs-fcs.cc, op-fs-fm.cc,
op-fs-fs.cc, op-i16-i16.cc, op-i32-i32.cc, op-i64-i64.cc, op-i8-i8.cc,
op-int-concat.cc, op-int.h, op-m-cdm.cc, op-m-cm.cc, op-m-cs.cc, op-m-dm.cc,
op-m-m.cc, op-m-pm.cc, op-m-s.cc, op-m-scm.cc, op-m-sm.cc, op-pm-cm.cc,
op-pm-fcm.cc, op-pm-fm.cc, op-pm-m.cc, op-pm-pm.cc, op-pm-scm.cc, op-pm-sm.cc,
op-pm-template.cc, op-range.cc, op-s-cm.cc, op-s-cs.cc, op-s-m.cc, op-s-s.cc,
op-s-scm.cc, op-s-sm.cc, op-sbm-b.cc, op-sbm-bm.cc, op-sbm-sbm.cc,
op-scm-cm.cc, op-scm-cs.cc, op-scm-m.cc, op-scm-s.cc, op-scm-scm.cc,
op-scm-sm.cc, op-sm-cm.cc, op-sm-cs.cc, op-sm-m.cc, op-sm-s.cc, op-sm-scm.cc,
op-sm-sm.cc, op-str-m.cc, op-str-s.cc, op-str-str.cc, op-struct.cc,
op-ui16-ui16.cc, op-ui32-ui32.cc, op-ui64-ui64.cc, op-ui8-ui8.cc, ops.h,
options-usage.h, bp-table.cc, bp-table.h, comment-list.cc, comment-list.h,
jit-ir.cc, jit-ir.h, jit-typeinfo.cc, jit-typeinfo.h, jit-util.cc, jit-util.h,
lex.h, lex.ll, oct-lvalue.cc, oct-lvalue.h, oct-parse.in.yy, octave.gperf,
parse.h, profiler.cc, profiler.h, pt-all.h, pt-arg-list.cc, pt-arg-list.h,
pt-array-list.cc, pt-array-list.h, pt-assign.cc, pt-assign.h, pt-binop.cc,
pt-binop.h, pt-bp.cc, pt-bp.h, pt-cbinop.cc, pt-cbinop.h, pt-cell.cc,
pt-cell.h, pt-check.cc, pt-check.h, pt-classdef.cc, pt-classdef.h, pt-cmd.h,
pt-colon.cc, pt-colon.h, pt-const.cc, pt-const.h, pt-decl.cc, pt-decl.h,
pt-eval.cc, pt-eval.h, pt-except.cc, pt-except.h, pt-exp.cc, pt-exp.h,
pt-fcn-handle.cc, pt-fcn-handle.h, pt-funcall.cc, pt-funcall.h, pt-id.cc,
pt-id.h, pt-idx.cc, pt-idx.h, pt-jit.cc, pt-jit.h, pt-jump.cc, pt-jump.h,
pt-loop.cc, pt-loop.h, pt-mat.cc, pt-mat.h, pt-misc.cc, pt-misc.h,
pt-pr-code.cc, pt-pr-code.h, pt-select.cc, pt-select.h, pt-stmt.cc, pt-stmt.h,
pt-tm-const.cc, pt-tm-const.h, pt-unop.cc, pt-unop.h, pt-walk.cc, pt-walk.h,
pt.cc, pt.h, token.cc, token.h, Array-jit.cc, Array-tc.cc, version.cc,
version.in.h, Array-C.cc, Array-b.cc, Array-ch.cc, Array-d.cc, Array-f.cc,
Array-fC.cc, Array-i.cc, Array-idx-vec.cc, Array-s.cc, Array-str.cc,
Array-util.cc, Array-util.h, Array-voidp.cc, Array.cc, Array.h, CColVector.cc,
CColVector.h, CDiagMatrix.cc, CDiagMatrix.h, CMatrix.cc, CMatrix.h,
CNDArray.cc, CNDArray.h, CRowVector.cc, CRowVector.h, CSparse.cc, CSparse.h,
DiagArray2.cc, DiagArray2.h, MArray-C.cc, MArray-d.cc, MArray-f.cc,
MArray-fC.cc, MArray-i.cc, MArray-s.cc, MArray.cc, MArray.h, MDiagArray2.cc,
MDiagArray2.h, MSparse-C.cc, MSparse-d.cc, MSparse.cc, MSparse.h, Matrix.h,
MatrixType.cc, MatrixType.h, PermMatrix.cc, PermMatrix.h, Range.cc, Range.h,
Sparse-C.cc, Sparse-b.cc, Sparse-d.cc, Sparse.cc, Sparse.h, boolMatrix.cc,
boolMatrix.h, boolNDArray.cc, boolNDArray.h, boolSparse.cc, boolSparse.h,
chMatrix.cc, chMatrix.h, chNDArray.cc, chNDArray.h, dColVector.cc,
dColVector.h, dDiagMatrix.cc, dDiagMatrix.h, dMatrix.cc, dMatrix.h,
dNDArray.cc, dNDArray.h, dRowVector.cc, dRowVector.h, dSparse.cc, dSparse.h,
dim-vector.cc, dim-vector.h, fCColVector.cc, fCColVector.h, fCDiagMatrix.cc,
fCDiagMatrix.h, fCMatrix.cc, fCMatrix.h, fCNDArray.cc, fCNDArray.h,
fCRowVector.cc, fCRowVector.h, fColVector.cc, fColVector.h, fDiagMatrix.cc,
fDiagMatrix.h, fMatrix.cc, fMatrix.h, fNDArray.cc, fNDArray.h, fRowVector.cc,
fRowVector.h, idx-vector.cc, idx-vector.h, int16NDArray.cc, int16NDArray.h,
int32NDArray.cc, int32NDArray.h, int64NDArray.cc, int64NDArray.h,
int8NDArray.cc, int8NDArray.h, intNDArray.cc, intNDArray.h, uint16NDArray.cc,
uint16NDArray.h, uint32NDArray.cc, uint32NDArray.h, uint64NDArray.cc,
uint64NDArray.h, uint8NDArray.cc, uint8NDArray.h, cconv2.f, cdotc3.f, cmatm3.f,
csconv2.f, dconv2.f, ddot3.f, dmatm3.f, sconv2.f, sdot3.f, smatm3.f, zconv2.f,
zdconv2.f, zdotc3.f, zmatm3.f, crsf2csf.f, zrsf2csf.f, mk-f77-def.in.sh,
liboctave-build-info.h, liboctave-build-info.in.cc, CollocWt.cc, CollocWt.h,
DAE.h, DAEFunc.h, DAERT.h, DAERTFunc.h, DASPK-opts.in, DASPK.cc, DASPK.h,
DASRT-opts.in, DASRT.cc, DASRT.h, DASSL-opts.in, DASSL.cc, DASSL.h, DET.h,
EIG.cc, EIG.h, LSODE-opts.in, LSODE.cc, LSODE.h, ODE.h, ODEFunc.h, ODES.cc,
ODES.h, ODESFunc.h, Quad-opts.in, Quad.cc, Quad.h, aepbalance.cc, aepbalance.h,
base-dae.h, base-de.h, base-min.h, bsxfun-decl.h, bsxfun-defs.cc, bsxfun.h,
chol.cc, chol.h, eigs-base.cc, eigs-base.h, fEIG.cc, fEIG.h, gepbalance.cc,
gepbalance.h, gsvd.cc, gsvd.h, hess.cc, hess.h, lo-amos-proto.h,
lo-arpack-proto.h, lo-blas-proto.h, lo-fftpack-proto.h, lo-lapack-proto.h,
lo-mappers.cc, lo-mappers.h, lo-qrupdate-proto.h, lo-ranlib-proto.h,
lo-slatec-proto.h, lo-specfun.cc, lo-specfun.h, lu.cc, lu.h, oct-convn.cc,
oct-convn.h, oct-fftw.cc, oct-fftw.h, oct-norm.cc, oct-norm.h, oct-rand.cc,
oct-rand.h, oct-spparms.cc, oct-spparms.h, qr.cc, qr.h, qrp.cc, qrp.h,
randgamma.cc, randgamma.h, randmtzig.cc, randmtzig.h, randpoisson.cc,
randpoisson.h, schur.cc, schur.h, sparse-chol.cc, sparse-chol.h,
sparse-dmsolve.cc, sparse-dmsolve.h, sparse-lu.cc, sparse-lu.h, sparse-qr.cc,
sparse-qr.h, svd.cc, svd.h, Sparse-diag-op-defs.h, Sparse-op-decls.h,
Sparse-op-defs.h, Sparse-perm-op-defs.h, config-ops.sh, mk-ops.awk, mx-base.h,
mx-defs.h, mx-ext.h, mx-inlines.cc, mx-op-decl.h, mx-op-defs.h, mx-ops,
smx-ops, vx-ops, child-list.cc, child-list.h, cmach-info.c, cmach-info.h,
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class-concat.tst, classdef-multiple-inheritance.tst, classdef.tst, classes.tst,
colormaps.tst, command.tst, complex.tst, ctor-vs-method.tst,
deprecate-props.tst, diag-perm.tst, error.tst, eval-catch.tst,
fcn-handle-derived-resolution.tst, fntests.m, for.tst, func.tst, global.tst,
if.tst, index.tst, io.tst, jit.tst, leftdiv.tst, line-continue.tst,
logical-index.tst, mk-bc-overloads-tst.sh, mk-conv-tst.sh, mk-sparse-tst.sh,
nest.tst, null-assign.tst, parser.tst, prefer.tst, publish.tst, range.tst,
recursion.tst, return.tst, show-failures.awk, single-index.tst, slice.tst,
struct.tst, switch.tst, system.tst, transpose.tst, try.tst, unwind.tst,
while.tst:
Changed punctuation of GPL license text to match that suggested by FSF.
author | Rik <rik@octave.org> |
---|---|
date | Sat, 06 Jan 2018 07:57:19 -0800 |
parents | b31fa0a0bca2 |
children | 276eca875721 |
rev | line source |
---|---|
1 | 1 /* |
2 | |
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3 Copyright (C) 1993-2017 John W. Eaton |
1 | 4 |
5 This file is part of Octave. | |
6 | |
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7 Octave is free software: you can redistribute it and/or modify it |
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8 under the terms of the GNU General Public License as published by |
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9 the Free Software Foundation, either version 3 of the License, or |
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10 (at your option) any later version. |
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11 |
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12 Octave is distributed in the hope that it will be useful, but |
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13 WITHOUT ANY WARRANTY; without even the implied warranty of |
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14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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15 GNU General Public License for more details. |
1 | 16 |
17 You should have received a copy of the GNU General Public License | |
7016 | 18 along with Octave; see the file COPYING. If not, see |
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19 <https://www.gnu.org/licenses/>. |
1 | 20 |
21 */ | |
22 | |
2095 | 23 // Originally written by John C. Campbell <jcc@bevo.che.wisc.edu> |
1230 | 24 // |
2095 | 25 // Thomas Baier <baier@ci.tuwien.ac.at> added the original versions of |
26 // the following functions: | |
1230 | 27 // |
2095 | 28 // popen |
29 // pclose | |
30 // execute (now popen2.m) | |
31 // sync_system (now merged with system) | |
32 // async_system (now merged with system) | |
1230 | 33 |
9322 | 34 // Extensively revised by John W. Eaton <jwe@octave.org>, |
2095 | 35 // April 1996. |
1 | 36 |
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37 #if defined (HAVE_CONFIG_H) |
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38 # include "config.h" |
1 | 39 #endif |
40 | |
4797 | 41 #include <cerrno> |
42 #include <cstdio> | |
1343 | 43 |
3503 | 44 #include <iostream> |
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45 #include <limits> |
7336 | 46 #include <stack> |
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47 #include <string> |
4726 | 48 #include <vector> |
1350 | 49 |
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50 #if defined (HAVE_ZLIB_H) |
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51 # include <zlib.h> |
5325 | 52 #endif |
53 | |
2926 | 54 #include "file-ops.h" |
6159 | 55 #include "file-stat.h" |
5102 | 56 #include "lo-ieee.h" |
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57 #include "mkostemp-wrapper.h" |
6159 | 58 #include "oct-env.h" |
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59 #include "oct-locbuf.h" |
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60 #include "tmpfile-wrapper.h" |
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61 #include "unistd-wrappers.h" |
2926 | 62 |
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63 #include "builtin-defun-decls.h" |
1352 | 64 #include "defun.h" |
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65 #include "error.h" |
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66 #include "errwarn.h" |
6108 | 67 #include "file-io.h" |
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68 #include "interpreter.h" |
6159 | 69 #include "load-path.h" |
2095 | 70 #include "oct-fstrm.h" |
71 #include "oct-iostrm.h" | |
1377 | 72 #include "oct-map.h" |
2095 | 73 #include "oct-prcstrm.h" |
74 #include "oct-stream.h" | |
75 #include "oct-strstrm.h" | |
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76 #include "ov.h" |
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77 #include "ovl.h" |
1 | 78 #include "pager.h" |
444 | 79 #include "sysdep.h" |
1352 | 80 #include "utils.h" |
2370 | 81 #include "variables.h" |
1583 | 82 |
5102 | 83 // List of files to delete when we exit or crash. |
84 // | |
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85 // FIXME: this should really be static, |
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86 // but that causes problems on some systems. |
5102 | 87 std::stack <std::string> tmp_files; |
88 | |
89 void | |
90 mark_for_deletion (const std::string& file) | |
91 { | |
92 tmp_files.push (file); | |
93 } | |
94 | |
95 void | |
96 cleanup_tmp_files (void) | |
97 { | |
98 while (! tmp_files.empty ()) | |
99 { | |
100 std::string filename = tmp_files.top (); | |
101 tmp_files.pop (); | |
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102 octave_unlink_wrapper (filename.c_str ()); |
5102 | 103 } |
104 } | |
105 | |
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106 static void |
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107 normalize_fopen_mode (std::string& mode, bool& use_zlib) |
1 | 108 { |
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109 use_zlib = false; |
896 | 110 |
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111 if (! mode.empty ()) |
368 | 112 { |
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113 // Matlab uses 'A' and 'W' to indicate that buffered writing should |
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114 // take place. Octave already does that. Theoretically, we should |
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115 // warn about using 'a', 'r', or 'w' because Octave does not enable |
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116 // automatic flushing with these modes. The performance hit is ~4X |
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117 // when using automatic flushing and seems completely unnecessary. |
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118 // See bug #52644. |
7078 | 119 |
120 size_t pos = mode.find ('W'); | |
121 | |
8021 | 122 if (pos != std::string::npos) |
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123 mode[pos] = 'w'; |
7078 | 124 |
125 pos = mode.find ('R'); | |
126 | |
8021 | 127 if (pos != std::string::npos) |
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128 mode[pos] = 'r'; |
7078 | 129 |
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130 pos = mode.find ('A'); |
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131 |
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132 if (pos != std::string::npos) |
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133 mode[pos] = 'a'; |
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134 |
7078 | 135 pos = mode.find ('z'); |
5325 | 136 |
8021 | 137 if (pos != std::string::npos) |
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138 { |
5325 | 139 #if defined (HAVE_ZLIB) |
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140 use_zlib = true; |
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141 mode.erase (pos, 1); |
5325 | 142 #else |
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143 err_disabled_feature ("", "gzipped files (zlib)"); |
5325 | 144 #endif |
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145 } |
5325 | 146 |
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147 // Use binary mode if 't' is not specified, but don't add |
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148 // 'b' if it is already present. |
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149 |
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150 size_t bpos = mode.find ('b'); |
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151 size_t tpos = mode.find ('t'); |
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152 |
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153 if (bpos == std::string::npos && tpos == std::string::npos) |
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154 mode += 'b'; |
1 | 155 } |
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156 } |
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157 |
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158 static std::ios::openmode |
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159 fopen_mode_to_ios_mode (const std::string& mode) |
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160 { |
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161 std::ios::openmode retval = std::ios::in; |
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162 |
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163 if (mode == "rt") |
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164 retval = std::ios::in; |
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165 else if (mode == "wt") |
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166 retval = std::ios::out | std::ios::trunc; |
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167 else if (mode == "at") |
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168 retval = std::ios::out | std::ios::app; |
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169 else if (mode == "r+t" || mode == "rt+") |
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170 retval = std::ios::in | std::ios::out; |
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171 else if (mode == "w+t" || mode == "wt+") |
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172 retval = std::ios::in | std::ios::out | std::ios::trunc; |
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173 else if (mode == "a+t" || mode == "at+") |
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174 retval = std::ios::in | std::ios::out | std::ios::app; |
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175 else if (mode == "rb" || mode == "r") |
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176 retval = std::ios::in | std::ios::binary; |
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177 else if (mode == "wb" || mode == "w") |
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178 retval = std::ios::out | std::ios::trunc | std::ios::binary; |
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179 else if (mode == "ab" || mode == "a") |
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180 retval = std::ios::out | std::ios::app | std::ios::binary; |
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181 else if (mode == "r+b" || mode == "rb+" || mode == "r+") |
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182 retval = std::ios::in | std::ios::out | std::ios::binary; |
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183 else if (mode == "w+b" || mode == "wb+" || mode == "w+") |
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184 retval = (std::ios::in | std::ios::out | std::ios::trunc |
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185 | std::ios::binary); |
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186 else if (mode == "a+b" || mode == "ab+" || mode == "a+") |
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187 retval = (std::ios::in | std::ios::out | std::ios::app |
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188 | std::ios::binary); |
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189 else |
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190 error ("invalid mode specified"); |
1 | 191 |
192 return retval; | |
193 } | |
194 | |
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195 DEFMETHOD (fclose, interp, args, , |
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196 doc: /* -*- texinfo -*- |
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197 @deftypefn {} {} fclose (@var{fid}) |
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198 @deftypefnx {} {} fclose ("all") |
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199 @deftypefnx {} {@var{status} =} fclose ("all") |
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200 Close the file specified by the file descriptor @var{fid}. |
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201 |
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202 If successful, @code{fclose} returns 0, otherwise, it returns -1. The |
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203 second form of the @code{fclose} call closes all open files except |
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204 @code{stdin}, @code{stdout}, @code{stderr}, and any FIDs associated |
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205 with gnuplot. |
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206 @seealso{fopen, fflush, freport} |
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207 @end deftypefn */) |
529 | 208 { |
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209 if (args.length () != 1) |
5823 | 210 print_usage (); |
1 | 211 |
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212 octave::stream_list& streams = interp.get_stream_list (); |
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213 |
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214 return ovl (streams.remove (args(0), "fclose")); |
1 | 215 } |
216 | |
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217 DEFMETHOD (fclear, interp, args, , |
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218 doc: /* -*- texinfo -*- |
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219 @deftypefn {} {} fclear (@var{fid}) |
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220 Clear the stream state for the file specified by the file descriptor |
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221 @var{fid}. |
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222 @seealso{ferror, fopen} |
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223 @end deftypefn */) |
5144 | 224 { |
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225 if (args.length () != 1) |
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226 print_usage (); |
5144 | 227 |
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228 octave::stream_list& streams = interp.get_stream_list (); |
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229 |
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230 int fid = streams.get_file_number (args(0)); |
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231 |
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232 octave::stream os = streams.lookup (fid, "fclear"); |
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233 |
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234 os.clearerr (); |
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236 return ovl (); |
5144 | 237 } |
238 | |
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239 DEFMETHOD (fflush, interp, args, , |
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240 doc: /* -*- texinfo -*- |
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241 @deftypefn {} {} fflush (@var{fid}) |
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242 Flush output to file descriptor @var{fid}. |
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243 |
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244 @code{fflush} returns 0 on success and an OS dependent error value |
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245 (@minus{}1 on Unix) on error. |
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246 |
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247 Programming Note: Flushing is useful for ensuring that all pending output |
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248 makes it to the screen before some other event occurs. For example, it is |
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249 always a good idea to flush the standard output stream before calling |
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250 @code{input}. |
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251 @seealso{fopen, fclose} |
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252 @end deftypefn */) |
1181 | 253 { |
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254 if (args.length () != 1) |
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255 print_usage (); |
1181 | 256 |
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257 octave_value retval = -1; |
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258 |
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259 octave::stream_list& streams = interp.get_stream_list (); |
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260 |
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261 // FIXME: any way to avoid special case for stdout? |
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262 int fid = streams.get_file_number (args(0)); |
2095 | 263 |
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264 if (fid == 1) |
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265 { |
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266 octave::flush_stdout (); |
2609 | 267 |
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268 retval = 0; |
2095 | 269 } |
270 else | |
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271 { |
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272 octave::stream os = streams.lookup (fid, "fflush"); |
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273 |
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274 retval = os.flush (); |
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275 } |
1181 | 276 |
277 return retval; | |
278 } | |
279 | |
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280 DEFMETHOD (fgetl, interp, args, , |
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281 doc: /* -*- texinfo -*- |
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282 @deftypefn {} {@var{str} =} fgetl (@var{fid}) |
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283 @deftypefnx {} {@var{str} =} fgetl (@var{fid}, @var{len}) |
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284 Read characters from a file, stopping after a newline, or EOF, |
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285 or @var{len} characters have been read. |
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286 |
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287 The characters read, excluding the possible trailing newline, are returned |
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288 as a string. |
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289 |
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290 If @var{len} is omitted, @code{fgetl} reads until the next newline |
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291 character. |
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292 |
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293 If there are no more characters to read, @code{fgetl} returns @minus{}1. |
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294 |
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295 To read a line and return the terminating newline see @code{fgets}. |
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296 @seealso{fgets, fscanf, fread, fopen} |
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297 @end deftypefn */) |
1339 | 298 { |
4468 | 299 static std::string who = "fgetl"; |
300 | |
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301 int nargin = args.length (); |
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302 |
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303 if (nargin < 1 || nargin > 2) |
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304 print_usage (); |
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305 |
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306 octave::stream_list& streams = interp.get_stream_list (); |
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307 |
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308 octave::stream os = streams.lookup (args(0), who); |
1339 | 309 |
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310 octave_value len_arg = (nargin == 2) ? args(1) : octave_value (); |
2095 | 311 |
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312 bool err = false; |
2095 | 313 |
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314 std::string tmp = os.getl (len_arg, err, who); |
2095 | 315 |
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316 if (! err) |
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317 return ovl (tmp, tmp.length ()); |
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318 else |
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319 return ovl (-1, 0); |
1339 | 320 } |
321 | |
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322 DEFMETHOD (fgets, interp, args, , |
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323 doc: /* -*- texinfo -*- |
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324 @deftypefn {} {@var{str} =} fgets (@var{fid}) |
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325 @deftypefnx {} {@var{str} =} fgets (@var{fid}, @var{len}) |
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326 Read characters from a file, stopping after a newline, or EOF, |
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327 or @var{len} characters have been read. |
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328 |
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329 The characters read, including the possible trailing newline, are returned |
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330 as a string. |
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331 |
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332 If @var{len} is omitted, @code{fgets} reads until the next newline |
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333 character. |
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334 |
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335 If there are no more characters to read, @code{fgets} returns @minus{}1. |
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336 |
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337 To read a line and discard the terminating newline see @code{fgetl}. |
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338 @seealso{fputs, fgetl, fscanf, fread, fopen} |
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339 @end deftypefn */) |
529 | 340 { |
4468 | 341 static std::string who = "fgets"; |
342 | |
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343 int nargin = args.length (); |
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344 |
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345 if (nargin < 1 || nargin > 2) |
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346 print_usage (); |
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347 |
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348 octave::stream_list& streams = interp.get_stream_list (); |
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349 |
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350 octave::stream os = streams.lookup (args(0), who); |
529 | 351 |
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352 octave_value len_arg = (nargin == 2) ? args(1) : octave_value (); |
2095 | 353 |
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354 bool err = false; |
2095 | 355 |
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356 std::string tmp = os.gets (len_arg, err, who); |
2095 | 357 |
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358 if (! err) |
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359 return ovl (tmp, tmp.length ()); |
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360 else |
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361 return ovl (-1.0, 0.0); |
529 | 362 } |
363 | |
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364 DEFMETHOD (fskipl, interp, args, , |
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365 doc: /* -*- texinfo -*- |
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366 @deftypefn {} {@var{nlines} =} fskipl (@var{fid}) |
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367 @deftypefnx {} {@var{nlines} =} fskipl (@var{fid}, @var{count}) |
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368 @deftypefnx {} {@var{nlines} =} fskipl (@var{fid}, Inf) |
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369 Read and skip @var{count} lines from the file specified by the file |
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370 descriptor @var{fid}. |
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371 |
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372 @code{fskipl} discards characters until an end-of-line is encountered |
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373 exactly @var{count}-times, or until the end-of-file marker is found. |
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374 |
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375 If @var{count} is omitted, it defaults to 1. @var{count} may also be |
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376 @code{Inf}, in which case lines are skipped until the end of the file. |
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377 This form is suitable for counting the number of lines in a file. |
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378 |
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379 Returns the number of lines skipped (end-of-line sequences encountered). |
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380 @seealso{fgetl, fgets, fscanf, fopen} |
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381 @end deftypefn */) |
9701 | 382 { |
383 static std::string who = "fskipl"; | |
384 | |
385 int nargin = args.length (); | |
386 | |
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387 if (nargin < 1 || nargin > 2) |
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388 print_usage (); |
9701 | 389 |
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390 octave::stream_list& streams = interp.get_stream_list (); |
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391 |
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392 octave::stream os = streams.lookup (args(0), who); |
9701 | 393 |
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394 octave_value count_arg = (nargin == 2) ? args(1) : octave_value (); |
9701 | 395 |
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396 bool err = false; |
9701 | 397 |
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398 off_t tmp = os.skipl (count_arg, err, who); |
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399 |
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400 if (! err) |
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401 return ovl (tmp); |
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402 else |
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403 return ovl (); |
9701 | 404 } |
405 | |
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406 static octave::stream |
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407 do_stream_open (const std::string& name, const std::string& mode_arg, |
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408 const std::string& arch, int& fid) |
1 | 409 { |
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410 octave::stream retval; |
1 | 411 |
2095 | 412 fid = -1; |
1 | 413 |
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414 std::string mode = mode_arg; |
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415 bool use_zlib = false; |
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416 normalize_fopen_mode (mode, use_zlib); |
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417 |
4036 | 418 std::ios::openmode md = fopen_mode_to_ios_mode (mode); |
1 | 419 |
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420 octave::mach_info::float_format flt_fmt = |
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421 octave::mach_info::string_to_float_format (arch); |
1 | 422 |
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423 std::string fname = octave::sys::file_ops::tilde_expand (name); |
6159 | 424 |
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425 octave::sys::file_stat fs (fname); |
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426 |
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427 if (! (md & std::ios::out)) |
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428 fname = find_data_file_in_load_path ("fopen", fname); |
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429 |
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430 if (! fs.is_dir ()) |
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431 { |
6905 | 432 #if defined (HAVE_ZLIB) |
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433 if (use_zlib) |
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434 { |
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435 FILE *fptr = std::fopen (fname.c_str (), mode.c_str ()); |
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436 |
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437 int fd = fileno (fptr); |
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438 |
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439 gzFile gzf = ::gzdopen (fd, mode.c_str ()); |
5325 | 440 |
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441 if (fptr) |
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442 retval = octave_zstdiostream::create (fname, gzf, fd, |
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443 md, flt_fmt); |
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444 else |
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445 retval.error (std::strerror (errno)); |
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446 } |
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447 else |
5325 | 448 #endif |
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449 { |
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450 FILE *fptr = std::fopen (fname.c_str (), mode.c_str ()); |
5370 | 451 |
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452 retval = octave_stdiostream::create (fname, fptr, md, |
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453 flt_fmt); |
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454 |
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455 if (! fptr) |
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456 retval.error (std::strerror (errno)); |
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457 } |
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458 |
1 | 459 } |
460 | |
2095 | 461 return retval; |
462 } | |
1 | 463 |
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464 static octave::stream |
2095 | 465 do_stream_open (const octave_value& tc_name, const octave_value& tc_mode, |
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466 const octave_value& tc_arch, const char *fcn, int& fid) |
2095 | 467 { |
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468 octave::stream retval; |
2095 | 469 |
470 fid = -1; | |
471 | |
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472 std::string name = tc_name.xstring_value ("%s: filename must be a string", fcn); |
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473 std::string mode = tc_mode.xstring_value ("%s: file mode must be a string", fcn); |
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474 std::string arch = tc_arch.xstring_value ("%s: architecture type must be a string", fcn); |
1 | 475 |
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476 retval = do_stream_open (name, mode, arch, fid); |
1 | 477 |
478 return retval; | |
479 } | |
480 | |
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481 DEFMETHOD (fopen, interp, args, nargout, |
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482 doc: /* -*- texinfo -*- |
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483 @deftypefn {} {@var{fid} =} fopen (@var{name}) |
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484 @deftypefnx {} {@var{fid} =} fopen (@var{name}, @var{mode}) |
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485 @deftypefnx {} {@var{fid} =} fopen (@var{name}, @var{mode}, @var{arch}) |
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486 @deftypefnx {} {[@var{fid}, @var{msg}] =} fopen (@dots{}) |
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487 @deftypefnx {} {@var{fid_list} =} fopen ("all") |
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488 @deftypefnx {} {[@var{file}, @var{mode}, @var{arch}] =} fopen (@var{fid}) |
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489 Open a file for low-level I/O or query open files and file descriptors. |
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490 |
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491 The first form of the @code{fopen} function opens the named file with |
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492 the specified mode (read-write, read-only, etc.@:) and architecture |
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493 interpretation (IEEE big endian, IEEE little endian, etc.), and returns |
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494 an integer value that may be used to refer to the file later. If an |
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495 error occurs, @var{fid} is set to @minus{}1 and @var{msg} contains the |
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496 corresponding system error message. The @var{mode} is a one or two |
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497 character string that specifies whether the file is to be opened for |
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498 reading, writing, or both. |
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499 |
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500 The second form of the @code{fopen} function returns a vector of file ids |
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501 corresponding to all the currently open files, excluding the |
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502 @code{stdin}, @code{stdout}, and @code{stderr} streams. |
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503 |
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504 The third form of the @code{fopen} function returns information about the |
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505 open file given its file id. |
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506 |
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507 For example, |
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508 |
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509 @example |
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510 myfile = fopen ("splat.dat", "r", "ieee-le"); |
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511 @end example |
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512 |
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513 @noindent |
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514 opens the file @file{splat.dat} for reading. If necessary, binary |
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515 numeric values will be read assuming they are stored in IEEE format with |
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516 the least significant bit first, and then converted to the native |
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517 representation. |
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518 |
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519 Opening a file that is already open simply opens it again and returns a |
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520 separate file id. It is not an error to open a file several times, |
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521 though writing to the same file through several different file ids may |
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522 produce unexpected results. |
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523 |
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524 The possible values of @var{mode} are |
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525 |
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526 @table @asis |
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527 @item @samp{r} (default) |
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528 Open a file for reading. |
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529 |
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530 @item @samp{w} |
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531 Open a file for writing. The previous contents are discarded. |
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532 |
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533 @item @samp{a} |
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534 Open or create a file for writing at the end of the file. |
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535 |
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536 @item @samp{r+} |
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537 Open an existing file for reading and writing. |
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538 |
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539 @item @samp{w+} |
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540 Open a file for reading or writing. The previous contents are |
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541 discarded. |
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542 |
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543 @item @samp{a+} |
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544 Open or create a file for reading or writing at the end of the |
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545 file. |
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546 @end table |
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547 |
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548 Append a @qcode{"t"} to the mode string to open the file in text mode or a |
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549 @qcode{"b"} to open in binary mode. On Windows systems, |
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550 text mode reading and writing automatically converts linefeeds to the |
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551 appropriate line end character for the system (carriage-return linefeed on |
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552 Windows). The default when no mode is specified is binary. |
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553 |
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554 Additionally, you may append a @qcode{"z"} to the mode string to open a |
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555 gzipped file for reading or writing. For this to be successful, you |
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556 must also open the file in binary mode. |
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557 |
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558 The parameter @var{arch} is a string specifying the default data format |
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559 for the file. Valid values for @var{arch} are: |
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560 |
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561 @table @asis |
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562 @item @qcode{"native"} or @qcode{"n"} (default) |
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563 The format of the current machine. |
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564 |
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565 @item @qcode{"ieee-be"} or @qcode{"b"} |
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566 IEEE big endian format. |
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567 |
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568 @item @qcode{"ieee-le"} or @qcode{"l"} |
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569 IEEE little endian format. |
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570 @end table |
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571 |
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572 @noindent |
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573 However, conversions are currently only supported for @samp{native}, |
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574 @samp{ieee-be}, and @samp{ieee-le} formats. |
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575 |
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576 When opening a new file that does not yet exist, permissions will be set to |
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577 @code{0666 - @var{umask}}. |
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578 |
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579 Compatibility Note: Octave opens files using buffered I/O. Small writes are |
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580 accumulated until an internal buffer is filled, and then everything is written |
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581 in a single operation. This is very efficient and improves performance. |
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582 @sc{matlab}, however, opens files using flushed I/O where every write operation |
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583 is immediately performed. If the write operation must be performed immediately |
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584 after data has been written then the write should be followed by a call to |
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585 @code{fflush} to flush the internal buffer. |
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586 @seealso{fclose, fgets, fgetl, fscanf, fread, fputs, fdisp, fprintf, fwrite, fskipl, fseek, frewind, ftell, feof, ferror, fclear, fflush, freport, umask} |
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587 @end deftypefn */) |
529 | 588 { |
589 int nargin = args.length (); | |
590 | |
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591 if (nargin < 1 || nargin > 3) |
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592 print_usage (); |
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593 |
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594 octave_value_list retval = ovl (-1.0); |
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595 |
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596 octave::stream_list& streams = interp.get_stream_list (); |
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597 |
2095 | 598 if (nargin == 1) |
599 { | |
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600 if (args(0).is_string ()) |
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601 { |
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602 // If there is only one argument and it is a string but it |
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603 // is not the string "all", we assume it is a file to open |
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604 // with MODE = "r". To open a file called "all", you have |
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605 // to supply more than one argument. |
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606 if (nargout < 2 && args(0).string_value () == "all") |
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607 return streams.open_file_numbers (); |
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608 } |
2095 | 609 else |
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610 { |
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611 string_vector tmp = streams.get_info (args(0)); |
529 | 612 |
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613 retval = ovl (tmp(0), tmp(1), tmp(2)); |
3263 | 614 |
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615 return retval; |
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616 } |
1 | 617 } |
618 | |
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619 octave_value mode = (nargin == 2 || nargin == 3) |
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620 ? args(1) : octave_value ("r"); |
2095 | 621 |
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622 octave_value arch = (nargin == 3) |
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623 ? args(2) : octave_value ("native"); |
2095 | 624 |
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625 int fid = -1; |
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626 |
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627 octave::stream os = do_stream_open (args(0), mode, arch, "fopen", fid); |
5370 | 628 |
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629 if (os) |
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630 retval = ovl (streams.insert (os), ""); |
2095 | 631 else |
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632 { |
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633 int error_number = 0; |
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634 |
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635 retval = ovl (-1.0, os.error (false, error_number)); |
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636 } |
1 | 637 |
638 return retval; | |
639 } | |
640 | |
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641 /* |
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642 ## FIXME: Only have tests for query mode. Need others for regular fopen call. |
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643 %!test # Uses hardcoded value of 1 for stdout |
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644 %! [name, mode, arch] = fopen (1); |
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645 %! assert (name, "stdout"); |
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646 %! assert (mode, "w"); |
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647 |
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648 %!test # Query of non-existent stream returns all "" |
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649 %! [name, mode, arch] = fopen (-1); |
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650 %! assert (name, ""); |
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651 %! assert (mode, ""); |
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652 %! assert (arch, ""); |
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653 */ |
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654 |
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655 DEFMETHOD (freport, interp, args, , |
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656 doc: /* -*- texinfo -*- |
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657 @deftypefn {} {} freport () |
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658 Print a list of which files have been opened, and whether they are open |
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659 for reading, writing, or both. |
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660 |
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661 For example: |
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662 |
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663 @example |
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664 @group |
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665 freport () |
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666 |
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667 @print{} number mode arch name |
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668 @print{} ------ ---- ---- ---- |
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669 @print{} 0 r ieee-le stdin |
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670 @print{} 1 w ieee-le stdout |
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671 @print{} 2 w ieee-le stderr |
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672 @print{} 3 r ieee-le myfile |
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673 @end group |
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674 @end example |
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675 @seealso{fopen, fclose, is_valid_file_id} |
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676 @end deftypefn */) |
1181 | 677 { |
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678 if (args.length () > 0) |
1181 | 679 warning ("freport: ignoring extra arguments"); |
680 | |
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681 octave::stream_list& streams = interp.get_stream_list (); |
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682 |
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683 octave_stdout << streams.list_open_files (); |
1181 | 684 |
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685 return ovl (); |
1181 | 686 } |
687 | |
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688 DEFMETHOD (frewind, interp, args, nargout, |
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689 doc: /* -*- texinfo -*- |
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690 @deftypefn {} {} frewind (@var{fid}) |
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691 @deftypefnx {} {@var{status} =} frewind (@var{fid}) |
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692 Move the file pointer to the beginning of the file specified by file |
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693 descriptor @var{fid}. |
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694 |
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695 @code{frewind} returns 0 for success, and -1 if an error is encountered. It |
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696 is equivalent to @code{fseek (@var{fid}, 0, SEEK_SET)}. |
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697 @seealso{fseek, ftell, fopen} |
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698 @end deftypefn */) |
529 | 699 { |
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700 if (args.length () != 1) |
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701 print_usage (); |
506 | 702 |
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703 int result = -1; |
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704 |
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705 octave::stream_list& streams = interp.get_stream_list (); |
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706 |
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707 octave::stream os = streams.lookup (args(0), "frewind"); |
636 | 708 |
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709 result = os.rewind (); |
1 | 710 |
4715 | 711 if (nargout > 0) |
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712 return ovl (result); |
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713 else |
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714 return ovl (); |
1 | 715 } |
716 | |
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717 DEFMETHOD (fseek, interp, args, , |
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718 doc: /* -*- texinfo -*- |
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719 @deftypefn {} {} fseek (@var{fid}, @var{offset}) |
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720 @deftypefnx {} {} fseek (@var{fid}, @var{offset}, @var{origin}) |
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721 @deftypefnx {} {@var{status} =} fseek (@dots{}) |
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722 Set the file pointer to the location @var{offset} within the file @var{fid}. |
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723 |
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724 The pointer is positioned @var{offset} characters from the @var{origin}, |
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725 which may be one of the predefined variables @w{@code{SEEK_CUR}} (current |
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726 position), @w{@code{SEEK_SET}} (beginning), or @w{@code{SEEK_END}} (end of |
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727 file) or strings @qcode{"cof"}, @qcode{"bof"} or @qcode{"eof"}. If |
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728 @var{origin} is omitted, @w{@code{SEEK_SET}} is assumed. @var{offset} may |
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729 be positive, negative, or zero but not all combinations of @var{origin} and |
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730 @var{offset} can be realized. |
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731 |
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732 @code{fseek} returns 0 on success and -1 on error. |
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733 @seealso{fskipl, frewind, ftell, fopen} |
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734 @end deftypefn */) |
529 | 735 { |
736 int nargin = args.length (); | |
737 | |
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738 if (nargin < 2 || nargin > 3) |
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739 print_usage (); |
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740 |
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741 octave::stream_list& streams = interp.get_stream_list (); |
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742 |
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743 octave::stream os = streams.lookup (args(0), "fseek"); |
1181 | 744 |
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745 octave_value origin_arg = (nargin == 3) ? args(2) : octave_value (-1.0); |
1 | 746 |
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747 return ovl (os.seek (args(1), origin_arg)); |
1 | 748 } |
749 | |
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750 DEFMETHOD (ftell, interp, args, , |
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751 doc: /* -*- texinfo -*- |
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752 @deftypefn {} {@var{pos} =} ftell (@var{fid}) |
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753 Return the position of the file pointer as the number of characters from the |
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754 beginning of the file specified by file descriptor @var{fid}. |
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755 @seealso{fseek, frewind, feof, fopen} |
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756 @end deftypefn */) |
1181 | 757 { |
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758 if (args.length () != 1) |
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759 print_usage (); |
506 | 760 |
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761 octave::stream_list& streams = interp.get_stream_list (); |
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762 |
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763 octave::stream os = streams.lookup (args(0), "ftell"); |
1 | 764 |
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765 return ovl (os.tell ()); |
1 | 766 } |
767 | |
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768 static octave_value_list |
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769 printf_internal (octave::interpreter& interp, const std::string& who, |
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770 const octave_value_list& args, int nargout) |
1181 | 771 { |
772 int nargin = args.length (); | |
773 | |
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774 if (! (nargin > 1 || (nargin > 0 && args(0).is_string ()))) |
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775 print_usage (); |
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|
776 |
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777 int result; |
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778 |
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779 octave::stream os; |
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780 int fmt_n = 0; |
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781 |
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782 octave::stream_list& streams = interp.get_stream_list (); |
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783 |
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784 if (args(0).is_string ()) |
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785 os = streams.lookup (1, who); |
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786 else |
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787 { |
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788 fmt_n = 1; |
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789 os = streams.lookup (args(0), who); |
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790 } |
2873 | 791 |
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792 if (! args(fmt_n).is_string ()) |
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793 error ("%s: format TEMPLATE must be a string", who.c_str ()); |
1181 | 794 |
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795 octave_value_list tmp_args; |
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796 |
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797 if (nargin > 1 + fmt_n) |
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|
798 { |
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|
799 tmp_args.resize (nargin-fmt_n-1, octave_value ()); |
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|
800 |
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|
801 for (int i = fmt_n + 1; i < nargin; i++) |
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802 tmp_args(i-fmt_n-1) = args(i); |
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|
803 } |
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|
804 |
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|
805 result = os.printf (args(fmt_n), tmp_args, who); |
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|
806 |
4715 | 807 if (nargout > 0) |
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|
808 return ovl (result); |
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|
809 else |
20941
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20940
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|
810 return ovl (); |
1181 | 811 } |
812 | |
23738
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|
813 DEFMETHOD (fprintf, interp, args, nargout, |
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|
814 doc: /* -*- texinfo -*- |
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|
815 @deftypefn {} {} fprintf (@var{fid}, @var{template}, @dots{}) |
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816 @deftypefnx {} {} fprintf (@var{template}, @dots{}) |
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817 @deftypefnx {} {@var{numbytes} =} fprintf (@dots{}) |
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818 This function is equivalent to @code{printf}, except that the output is |
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819 written to the file descriptor @var{fid} instead of @code{stdout}. |
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820 |
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|
821 If @var{fid} is omitted, the output is written to @code{stdout} making the |
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822 function exactly equivalent to @code{printf}. |
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823 |
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824 The optional output returns the number of bytes written to the file. |
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825 |
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|
826 Implementation Note: For compatibility with @sc{matlab}, escape sequences in |
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827 the template string (e.g., @qcode{"@xbackslashchar{}n"} => newline) are |
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828 expanded even when the template string is defined with single quotes. |
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829 @seealso{fputs, fdisp, fwrite, fscanf, printf, sprintf, fopen} |
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830 @end deftypefn */) |
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831 { |
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832 static std::string who = "fprintf"; |
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833 |
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|
834 return printf_internal (interp, who, args, nargout); |
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835 } |
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836 |
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|
837 DEFMETHOD (printf, interp, args, nargout, |
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|
838 doc: /* -*- texinfo -*- |
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|
839 @deftypefn {} {} printf (@var{template}, @dots{}) |
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840 Print optional arguments under the control of the template string |
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841 @var{template} to the stream @code{stdout} and return the number of |
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|
842 characters printed. |
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|
843 @ifclear OCTAVE_MANUAL |
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844 |
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|
845 See the Formatted Output section of the GNU Octave manual for a |
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846 complete description of the syntax of the template string. |
112b20240c87
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|
847 @end ifclear |
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848 |
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|
849 Implementation Note: For compatibility with @sc{matlab}, escape sequences in |
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850 the template string (e.g., @qcode{"@xbackslashchar{}n"} => newline) are |
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851 expanded even when the template string is defined with single quotes. |
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852 @seealso{fprintf, sprintf, scanf} |
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853 @end deftypefn */) |
21634
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|
854 { |
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|
855 static std::string who = "printf"; |
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856 |
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857 octave_value_list tmp_args = args; |
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858 |
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859 return printf_internal (interp, who, tmp_args.prepend (octave_value (1)), |
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860 nargout); |
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861 } |
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862 |
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863 static octave_value_list |
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864 puts_internal (octave::interpreter& interp, const std::string& who, |
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865 const octave_value_list& args) |
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866 { |
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867 if (args.length () != 2) |
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868 print_usage (); |
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869 |
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870 octave::stream_list& streams = interp.get_stream_list (); |
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871 |
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872 octave::stream os = streams.lookup (args(0), who); |
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873 |
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|
874 return ovl (os.puts (args(1), who)); |
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875 } |
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876 |
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877 DEFMETHOD (fputs, interp, args, , |
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878 doc: /* -*- texinfo -*- |
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879 @deftypefn {} {} fputs (@var{fid}, @var{string}) |
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880 @deftypefnx {} {@var{status} =} fputs (@var{fid}, @var{string}) |
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881 Write the string @var{string} to the file with file descriptor @var{fid}. |
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|
882 |
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883 The string is written to the file with no additional formatting. Use |
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884 @code{fdisp} instead to automatically append a newline character appropriate |
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|
885 for the local machine. |
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|
886 |
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|
887 Return a non-negative number on success or EOF on error. |
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888 @seealso{fdisp, fprintf, fwrite, fopen} |
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889 @end deftypefn */) |
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890 { |
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891 static std::string who = "fputs"; |
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|
892 |
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|
893 return puts_internal (interp, who, args); |
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|
894 } |
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|
895 |
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|
896 DEFMETHOD (puts, interp, args, , |
8acd390d16c9
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897 doc: /* -*- texinfo -*- |
21966
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move docstrings in C++ files out of C strings and into comments
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|
898 @deftypefn {} {} puts (@var{string}) |
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|
899 @deftypefnx {} {@var{status} =} puts (@var{string}) |
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900 Write a string to the standard output with no formatting. |
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|
901 |
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|
902 The string is written verbatim to the standard output. Use @code{disp} to |
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|
903 automatically append a newline character appropriate for the local machine. |
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diff
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|
904 |
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|
905 Return a non-negative number on success and EOF on error. |
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move docstrings in C++ files out of C strings and into comments
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|
906 @seealso{fputs, disp} |
112b20240c87
move docstrings in C++ files out of C strings and into comments
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|
907 @end deftypefn */) |
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|
908 { |
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|
909 static std::string who = "puts"; |
96518f623c91
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|
910 |
23737
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|
911 octave_value_list tmp_args = args; |
7fb957d36357
refactor fprintf, printf, fputs, puts, fscanf, and scanf functions
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|
912 |
23738
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|
913 return puts_internal (interp, who, tmp_args.prepend (octave_value (1))); |
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|
914 } |
96518f623c91
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|
915 |
2095 | 916 DEFUN (sprintf, args, , |
21966
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move docstrings in C++ files out of C strings and into comments
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changeset
|
917 doc: /* -*- texinfo -*- |
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move docstrings in C++ files out of C strings and into comments
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|
918 @deftypefn {} {} sprintf (@var{template}, @dots{}) |
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changeset
|
919 This is like @code{printf}, except that the output is returned as a |
112b20240c87
move docstrings in C++ files out of C strings and into comments
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diff
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|
920 string. |
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diff
changeset
|
921 |
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changeset
|
922 Unlike the C library function, which requires you to provide a suitably |
112b20240c87
move docstrings in C++ files out of C strings and into comments
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|
923 sized string as an argument, Octave's @code{sprintf} function returns the |
112b20240c87
move docstrings in C++ files out of C strings and into comments
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diff
changeset
|
924 string, automatically sized to hold all of the items converted. |
112b20240c87
move docstrings in C++ files out of C strings and into comments
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diff
changeset
|
925 |
112b20240c87
move docstrings in C++ files out of C strings and into comments
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diff
changeset
|
926 Implementation Note: For compatibility with @sc{matlab}, escape sequences in |
112b20240c87
move docstrings in C++ files out of C strings and into comments
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diff
changeset
|
927 the template string (e.g., @qcode{"@xbackslashchar{}n"} => newline) are |
112b20240c87
move docstrings in C++ files out of C strings and into comments
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|
928 expanded even when the template string is defined with single quotes. |
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move docstrings in C++ files out of C strings and into comments
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|
929 @seealso{printf, fprintf, sscanf} |
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move docstrings in C++ files out of C strings and into comments
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diff
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|
930 @end deftypefn */) |
1 | 931 { |
4468 | 932 static std::string who = "sprintf"; |
933 | |
2095 | 934 int nargin = args.length (); |
1 | 935 |
20805
2d6ddb2b157c
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diff
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|
936 if (nargin == 0) |
2d6ddb2b157c
eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
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diff
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|
937 print_usage (); |
2116 | 938 |
21506
128703a29388
avoid some duplicate code in file-io functions
John W. Eaton <jwe@octave.org>
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|
939 // We don't use octave_ostrstream::create here because need direct |
128703a29388
avoid some duplicate code in file-io functions
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diff
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|
940 // access to the OSTR object so that we can extract a string object |
128703a29388
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diff
changeset
|
941 // from it to return. |
20805
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|
942 octave_ostrstream *ostr = new octave_ostrstream (); |
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|
943 |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
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|
944 // The octave::stream destructor will delete OSTR for us. |
b98ebcd7f11c
move some octave stream classes into octave namespace
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diff
changeset
|
945 octave::stream os (ostr); |
628 | 946 |
20898
8da80da1ac37
maint: Use ovl() more places in the code.
Rik <rik@octave.org>
parents:
20884
diff
changeset
|
947 if (! os.is_valid ()) |
8da80da1ac37
maint: Use ovl() more places in the code.
Rik <rik@octave.org>
parents:
20884
diff
changeset
|
948 error ("%s: unable to create output buffer", who.c_str ()); |
1 | 949 |
20898
8da80da1ac37
maint: Use ovl() more places in the code.
Rik <rik@octave.org>
parents:
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diff
changeset
|
950 octave_value fmt_arg = args(0); |
1 | 951 |
20898
8da80da1ac37
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parents:
20884
diff
changeset
|
952 if (! fmt_arg.is_string ()) |
8da80da1ac37
maint: Use ovl() more places in the code.
Rik <rik@octave.org>
parents:
20884
diff
changeset
|
953 error ("%s: format TEMPLATE must be a string", who.c_str ()); |
628 | 954 |
20898
8da80da1ac37
maint: Use ovl() more places in the code.
Rik <rik@octave.org>
parents:
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diff
changeset
|
955 octave_value_list retval (3); |
19727
3c3b9fce7d2b
improve compatibility of sprintf function.
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19697
diff
changeset
|
956 |
20898
8da80da1ac37
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Rik <rik@octave.org>
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diff
changeset
|
957 octave_value_list tmp_args; |
8da80da1ac37
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Rik <rik@octave.org>
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diff
changeset
|
958 if (nargin > 1) |
8da80da1ac37
maint: Use ovl() more places in the code.
Rik <rik@octave.org>
parents:
20884
diff
changeset
|
959 { |
8da80da1ac37
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Rik <rik@octave.org>
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diff
changeset
|
960 tmp_args.resize (nargin-1, octave_value ()); |
19727
3c3b9fce7d2b
improve compatibility of sprintf function.
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diff
changeset
|
961 |
20898
8da80da1ac37
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Rik <rik@octave.org>
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diff
changeset
|
962 for (int i = 1; i < nargin; i++) |
8da80da1ac37
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Rik <rik@octave.org>
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diff
changeset
|
963 tmp_args(i-1) = args(i); |
8da80da1ac37
maint: Use ovl() more places in the code.
Rik <rik@octave.org>
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diff
changeset
|
964 } |
20805
2d6ddb2b157c
eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
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|
965 |
20898
8da80da1ac37
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Rik <rik@octave.org>
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20884
diff
changeset
|
966 // NOTE: Call to os.error must precede next call to ostr which might reset it. |
8da80da1ac37
maint: Use ovl() more places in the code.
Rik <rik@octave.org>
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diff
changeset
|
967 retval(2) = os.printf (fmt_arg, tmp_args, who); |
8da80da1ac37
maint: Use ovl() more places in the code.
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diff
changeset
|
968 retval(1) = os.error (); |
8da80da1ac37
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Rik <rik@octave.org>
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20884
diff
changeset
|
969 |
8da80da1ac37
maint: Use ovl() more places in the code.
Rik <rik@octave.org>
parents:
20884
diff
changeset
|
970 std::string result = ostr->str (); |
23450
855122b993da
maint: Wrap tertiary operator in parentheses "(COND ? x : y)".
Rik <rik@octave.org>
parents:
23220
diff
changeset
|
971 char type = (fmt_arg.is_sq_string () ? '\'' : '"'); |
20898
8da80da1ac37
maint: Use ovl() more places in the code.
Rik <rik@octave.org>
parents:
20884
diff
changeset
|
972 |
8da80da1ac37
maint: Use ovl() more places in the code.
Rik <rik@octave.org>
parents:
20884
diff
changeset
|
973 retval(0) = (result.empty () ? octave_value (charMatrix (1, 0), type) |
8da80da1ac37
maint: Use ovl() more places in the code.
Rik <rik@octave.org>
parents:
20884
diff
changeset
|
974 : octave_value (result, type)); |
1 | 975 |
976 return retval; | |
977 } | |
978 | |
23737
7fb957d36357
refactor fprintf, printf, fputs, puts, fscanf, and scanf functions
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|
979 static octave_value_list |
23738
8acd390d16c9
don't use singleton for stream_list object
John W. Eaton <jwe@octave.org>
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diff
changeset
|
980 scanf_internal (octave::interpreter& interp, const std::string& who, |
8acd390d16c9
don't use singleton for stream_list object
John W. Eaton <jwe@octave.org>
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changeset
|
981 const octave_value_list& args) |
23737
7fb957d36357
refactor fprintf, printf, fputs, puts, fscanf, and scanf functions
John W. Eaton <jwe@octave.org>
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diff
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|
982 { |
7fb957d36357
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diff
changeset
|
983 int nargin = args.length (); |
7fb957d36357
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diff
changeset
|
984 |
7fb957d36357
refactor fprintf, printf, fputs, puts, fscanf, and scanf functions
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diff
changeset
|
985 if (nargin < 2 || nargin > 3) |
7fb957d36357
refactor fprintf, printf, fputs, puts, fscanf, and scanf functions
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
986 print_usage (); |
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987 |
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988 octave_value_list retval; |
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989 |
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990 octave::stream_list& streams = interp.get_stream_list (); |
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991 |
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992 octave::stream os = streams.lookup (args(0), who); |
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993 |
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994 if (! args(1).is_string ()) |
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995 error ("%s: format TEMPLATE must be a string", who.c_str ()); |
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996 |
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997 if (nargin == 3 && args(2).is_string ()) |
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998 { |
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999 retval = os.oscanf (args(1), who); |
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1000 } |
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1001 else |
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1002 { |
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1003 octave_idx_type count = 0; |
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1004 |
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1005 Array<double> size |
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1006 = (nargin == 3 |
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1007 ? args(2).vector_value () |
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1008 : Array<double> (dim_vector (1, 1), lo_ieee_inf_value ())); |
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1009 |
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1010 octave_value tmp = os.scanf (args(1), size, count, who); |
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1011 |
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1012 retval = ovl (tmp, count, os.error ()); |
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1013 } |
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1014 |
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1015 return retval; |
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1016 } |
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1017 |
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1018 DEFMETHOD (fscanf, interp, args, , |
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1019 doc: /* -*- texinfo -*- |
21966
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1020 @deftypefn {} {[@var{val}, @var{count}, @var{errmsg}] =} fscanf (@var{fid}, @var{template}, @var{size}) |
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1021 @deftypefnx {} {[@var{v1}, @var{v2}, @dots{}, @var{count}, @var{errmsg}] =} fscanf (@var{fid}, @var{template}, "C") |
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1022 In the first form, read from @var{fid} according to @var{template}, |
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1023 returning the result in the matrix @var{val}. |
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1024 |
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1025 The optional argument @var{size} specifies the amount of data to read |
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1026 and may be one of |
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1027 |
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1028 @table @code |
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1029 @item Inf |
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1030 Read as much as possible, returning a column vector. |
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1031 |
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1032 @item @var{nr} |
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1033 Read up to @var{nr} elements, returning a column vector. |
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1034 |
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1035 @item [@var{nr}, Inf] |
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1036 Read as much as possible, returning a matrix with @var{nr} rows. If the |
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1037 number of elements read is not an exact multiple of @var{nr}, the last |
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1038 column is padded with zeros. |
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1039 |
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1040 @item [@var{nr}, @var{nc}] |
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1041 Read up to @code{@var{nr} * @var{nc}} elements, returning a matrix with |
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1042 @var{nr} rows. If the number of elements read is not an exact multiple |
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1043 of @var{nr}, the last column is padded with zeros. |
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1044 @end table |
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1045 |
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1046 @noindent |
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1047 If @var{size} is omitted, a value of @code{Inf} is assumed. |
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1048 |
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1049 A string is returned if @var{template} specifies only character conversions. |
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1050 |
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1051 The number of items successfully read is returned in @var{count}. |
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1052 |
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1053 If an error occurs, @var{errmsg} contains a system-dependent error message. |
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1054 |
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1055 In the second form, read from @var{fid} according to @var{template}, |
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1056 with each conversion specifier in @var{template} corresponding to a |
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1057 single scalar return value. This form is more ``C-like'', and also |
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1058 compatible with previous versions of Octave. The number of successful |
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1059 conversions is returned in @var{count} |
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1060 @ifclear OCTAVE_MANUAL |
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1061 |
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1062 See the Formatted Input section of the GNU Octave manual for a |
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1063 complete description of the syntax of the template string. |
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1064 @end ifclear |
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1065 @seealso{fgets, fgetl, fread, scanf, sscanf, fopen} |
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1066 @end deftypefn */) |
1181 | 1067 { |
4468 | 1068 static std::string who = "fscanf"; |
1069 | |
23738
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1070 return scanf_internal (interp, who, args); |
1181 | 1071 } |
1072 | |
13194
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1073 static std::string |
21507
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1074 get_scan_string_data (const octave_value& val, const std::string& who) |
13194
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1075 { |
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1076 std::string retval; |
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1077 |
20962
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1078 if (! val.is_string ()) |
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1079 error ("%s: argument STRING must be a string", who.c_str ()); |
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1080 |
20962
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1081 octave_value tmp = val.reshape (dim_vector (1, val.numel ())); |
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1082 |
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1083 retval = tmp.string_value (); |
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1084 |
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1085 return retval; |
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1086 } |
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1087 |
2095 | 1088 DEFUN (sscanf, args, , |
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1089 doc: /* -*- texinfo -*- |
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1090 @deftypefn {} {[@var{val}, @var{count}, @var{errmsg}, @var{pos}] =} sscanf (@var{string}, @var{template}, @var{size}) |
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1091 @deftypefnx {} {[@var{v1}, @var{v2}, @dots{}, @var{count}, @var{errmsg}] =} sscanf (@var{string}, @var{template}, "C") |
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1092 This is like @code{fscanf}, except that the characters are taken from the |
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1093 string @var{string} instead of from a stream. |
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1094 |
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1095 Reaching the end of the string is treated as an end-of-file condition. In |
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1096 addition to the values returned by @code{fscanf}, the index of the next |
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1097 character to be read is returned in @var{pos}. |
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1098 @seealso{fscanf, scanf, sprintf} |
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1099 @end deftypefn */) |
444 | 1100 { |
4468 | 1101 static std::string who = "sscanf"; |
1102 | |
506 | 1103 int nargin = args.length (); |
1104 | |
20805
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|
1105 if (nargin < 2 || nargin > 3) |
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1106 print_usage (); |
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1107 |
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1108 octave_value_list retval; |
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1109 |
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1110 std::string data = get_scan_string_data (args(0), who); |
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1111 |
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1112 octave::stream os = octave_istrstream::create (data); |
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1113 |
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1114 if (! os.is_valid ()) |
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1115 error ("%s: unable to create temporary input buffer", who.c_str ()); |
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1116 |
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1117 if (! args(1).is_string ()) |
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1118 error ("%s: format TEMPLATE must be a string", who.c_str ()); |
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1119 |
2215 | 1120 if (nargin == 3 && args(2).is_string ()) |
2095 | 1121 { |
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0519eaf0cca6
fix remaining spurious octave_value_list conversions (bug #51767)
Mike Miller <mtmiller@octave.org>
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1122 retval = os.oscanf (args(1), who); |
444 | 1123 } |
1124 else | |
2215 | 1125 { |
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1126 octave_idx_type count = 0; |
2215 | 1127 |
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1128 Array<double> size = (nargin == 3) ? args(2).vector_value () |
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1129 : Array<double> (dim_vector (1, 1), |
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1130 lo_ieee_inf_value ()); |
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1131 |
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1132 octave_value tmp = os.scanf (args(1), size, count, who); |
20561
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eliminate more simple uses of error_state
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1133 |
20918
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1134 // FIXME: is this the right thing to do? |
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1135 // Extract error message first, because getting |
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1136 // position will clear it. |
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1137 std::string errmsg = os.error (); |
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1138 |
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1139 retval = ovl (tmp, count, errmsg, |
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|
1140 (os.eof () ? data.length () : os.tell ()) + 1); |
2215 | 1141 } |
444 | 1142 |
1143 return retval; | |
1144 } | |
1145 | |
23738
8acd390d16c9
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1146 DEFMETHOD (scanf, interp, args, , |
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1147 doc: /* -*- texinfo -*- |
21966
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|
1148 @deftypefn {} {[@var{val}, @var{count}, @var{errmsg}] =} scanf (@var{template}, @var{size}) |
24466
746081e3cbdd
doc: Delete extra ']' in scanf docstring (bug #52742).
Rik <rik@octave.org>
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|
1149 @deftypefnx {} {[@var{v1}, @var{v2}, @dots{}, @var{count}, @var{errmsg}] =} scanf (@var{template}, "C") |
21966
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|
1150 This is equivalent to calling @code{fscanf} with @var{fid} = @code{stdin}. |
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1151 |
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|
1152 It is currently not useful to call @code{scanf} in interactive programs. |
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|
1153 @seealso{fscanf, sscanf, printf} |
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1154 @end deftypefn */) |
21634
96518f623c91
Backed out changeset dcf8922b724b
Mike Miller <mtmiller@octave.org>
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diff
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|
1155 { |
23737
7fb957d36357
refactor fprintf, printf, fputs, puts, fscanf, and scanf functions
John W. Eaton <jwe@octave.org>
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|
1156 static std::string who = "scanf"; |
7fb957d36357
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|
1157 |
7fb957d36357
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|
1158 octave_value_list tmp_args = args; |
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|
1159 |
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|
1160 return scanf_internal (interp, who, tmp_args.prepend (octave_value (0))); |
21634
96518f623c91
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|
1161 } |
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|
1162 |
21504 | 1163 static octave_value_list |
23738
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|
1164 textscan_internal (octave::interpreter& interp, const std::string& who, |
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|
1165 const octave_value_list& args) |
21504 | 1166 { |
1167 if (args.length () < 1) | |
1168 print_usage (who); | |
1169 | |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
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|
1170 octave::stream os; |
21507
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|
1171 |
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|
1172 if (args(0).is_string ()) |
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|
1173 { |
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improve compatibility of textscan for character arrays
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|
1174 std::string data = get_scan_string_data (args(0), who); |
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|
1175 |
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|
1176 os = octave_istrstream::create (data); |
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|
1177 |
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|
1178 if (! os.is_valid ()) |
2cdbae31c022
improve compatibility of textscan for character arrays
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|
1179 error ("%s: unable to create temporary input buffer", who.c_str ()); |
2cdbae31c022
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|
1180 } |
2cdbae31c022
improve compatibility of textscan for character arrays
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|
1181 else |
23738
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|
1182 { |
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|
1183 octave::stream_list& streams = interp.get_stream_list (); |
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|
1184 |
8acd390d16c9
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|
1185 os = streams.lookup (args(0), who); |
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|
1186 } |
21504 | 1187 |
1188 int nskip = 1; | |
1189 | |
1190 std::string fmt; | |
1191 | |
1192 if (args.length () == 1) | |
1193 { | |
1194 // ommited format = %f. explicit "" = width from file | |
1195 fmt = "%f"; | |
1196 } | |
1197 else if (args(1).is_string ()) | |
1198 { | |
1199 fmt = args(1).string_value (); | |
1200 | |
1201 if (args(1).is_sq_string ()) | |
1202 fmt = do_string_escapes (fmt); | |
1203 | |
1204 nskip++; | |
1205 } | |
1206 else | |
1207 error ("%s: FORMAT must be a string", who.c_str ()); | |
1208 | |
1209 octave_idx_type ntimes = -1; | |
1210 | |
1211 if (args.length () > 2) | |
1212 { | |
23586
f6c5db0a02e7
maint: Deprecate is_numeric_type and replace with isnumeric.
Rik <rik@octave.org>
parents:
23573
diff
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|
1213 if (args(2).isnumeric ()) |
21504 | 1214 { |
1215 ntimes = args(2).idx_type_value (); | |
1216 | |
1217 if (ntimes < args(2).double_value ()) | |
1218 error ("%s: REPEAT = %g is too large", | |
1219 who.c_str (), args(2).double_value ()); | |
1220 | |
1221 nskip++; | |
1222 } | |
1223 } | |
1224 | |
1225 octave_value_list options = args.splice (0, nskip); | |
1226 | |
1227 octave_idx_type count = 0; | |
1228 | |
1229 octave_value result = os.textscan (fmt, ntimes, options, who, count); | |
1230 | |
1231 std::string errmsg = os.error (); | |
1232 | |
1233 return ovl (result, count, errmsg); | |
1234 } | |
1235 | |
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8acd390d16c9
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|
1236 DEFMETHOD (textscan, interp, args, , |
8acd390d16c9
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|
1237 doc: /* -*- texinfo -*- |
21966
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|
1238 @deftypefn {} {@var{C} =} textscan (@var{fid}, @var{format}) |
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|
1239 @deftypefnx {} {@var{C} =} textscan (@var{fid}, @var{format}, @var{repeat}) |
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|
1240 @deftypefnx {} {@var{C} =} textscan (@var{fid}, @var{format}, @var{param}, @var{value}, @dots{}) |
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|
1241 @deftypefnx {} {@var{C} =} textscan (@var{fid}, @var{format}, @var{repeat}, @var{param}, @var{value}, @dots{}) |
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1242 @deftypefnx {} {@var{C} =} textscan (@var{str}, @dots{}) |
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1243 @deftypefnx {} {[@var{C}, @var{position}, @var{errmsg}] =} textscan (@dots{}) |
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1244 Read data from a text file or string. |
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1245 |
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|
1246 The string @var{str} or file associated with @var{fid} is read from and |
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|
1247 parsed according to @var{format}. The function is an extension of |
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|
1248 @code{strread} and @code{textread}. Differences include: the ability to |
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|
1249 read from either a file or a string, additional options, and additional |
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1250 format specifiers. |
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1251 |
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|
1252 The input is interpreted as a sequence of words, delimiters (such as |
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|
1253 whitespace), and literals. The characters that form delimiters and |
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|
1254 whitespace are determined by the options. The format consists of format |
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|
1255 specifiers interspersed between literals. In the format, whitespace forms |
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1256 a delimiter between consecutive literals, but is otherwise ignored. |
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1257 |
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1258 The output @var{C} is a cell array where the number of columns is determined |
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1259 by the number of format specifiers. |
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1260 |
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|
1261 The first word of the input is matched to the first specifier of the format |
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1262 and placed in the first column of the output; the second is matched to the |
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1263 second specifier and placed in the second column and so forth. If there |
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1264 are more words than specifiers then the process is repeated until all words |
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1265 have been processed or the limit imposed by @var{repeat} has been met (see |
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1266 below). |
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1267 |
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|
1268 The string @var{format} describes how the words in @var{str} should be |
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1269 parsed. As in @var{fscanf}, any (non-whitespace) text in the format that is |
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1270 not one of these specifiers is considered a literal. If there is a literal |
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1271 between two format specifiers then that same literal must appear in the |
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1272 input stream between the matching words. |
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1273 |
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1274 The following specifiers are valid: |
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1275 |
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1276 @table @code |
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1277 @item %f |
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1278 @itemx %f64 |
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1279 @itemx %n |
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1280 The word is parsed as a number and converted to double. |
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1281 |
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1282 @item %f32 |
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1283 The word is parsed as a number and converted to single (float). |
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1284 |
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1285 @item %d |
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1286 @itemx %d8 |
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1287 @itemx %d16 |
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1288 @itemx %d32 |
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1289 @itemx %d64 |
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1290 The word is parsed as a number and converted to int8, int16, int32, or |
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1291 int64. If no size is specified then int32 is used. |
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1292 |
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1293 @item %u |
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1294 @itemx %u8 |
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1295 @itemx %u16 |
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1296 @itemx %u32 |
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1297 @itemx %u64 |
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1298 The word is parsed as a number and converted to uint8, uint16, uint32, or |
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1299 uint64. If no size is specified then uint32 is used. |
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1300 |
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1301 @item %s |
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1302 The word is parsed as a string ending at the last character before |
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1303 whitespace, an end-of-line, or a delimiter specified in the options. |
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1304 |
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1305 @item %q |
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1306 The word is parsed as a "quoted string". |
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1307 If the first character of the string is a double quote (") then the string |
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1308 includes everything until a matching double quote---including whitespace, |
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1309 delimiters, and end-of-line characters. If a pair of consecutive double |
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1310 quotes appears in the input, it is replaced in the output by a single |
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1311 double quote. For examples, the input "He said ""Hello""" would |
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1312 return the value 'He said "Hello"'. |
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1313 |
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1314 @item %c |
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1315 The next character of the input is read. |
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1316 This includes delimiters, whitespace, and end-of-line characters. |
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1317 |
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1318 @item %[@dots{}] |
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1319 @itemx %[^@dots{}] |
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1320 In the first form, the word consists of the longest run consisting of only |
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1321 characters between the brackets. Ranges of characters can be specified by |
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1322 a hyphen; for example, %[0-9a-zA-Z] matches all alphanumeric characters (if |
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1323 the underlying character set is ASCII). Since @sc{matlab} treats hyphens |
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1324 literally, this expansion only applies to alphanumeric characters. To |
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1325 include '-' in the set, it should appear first or last in the brackets; to |
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1326 include ']', it should be the first character. If the first character is |
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1327 '^' then the word consists of characters @strong{not} listed. |
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1328 |
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1329 @item %N@dots{} |
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1330 For %s, %c %d, %f, %n, %u, an optional width can be specified as %Ns, etc. |
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1331 where N is an integer > 1. For %c, this causes exactly N characters to be |
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1332 read instead of a single character. For the other specifiers, it is an |
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1333 upper bound on the number of characters read; normal delimiters can cause |
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1334 fewer characters to be read. For complex numbers, this limit applies to |
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1335 the real and imaginary components individually. For %f and %n, format |
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1336 specifiers like %N.Mf are allowed, where M is an upper bound on number of |
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1337 characters after the decimal point to be considered; subsequent digits are |
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1338 skipped. For example, the specifier %8.2f would read 12.345e6 as 1.234e7. |
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1339 |
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1340 @item %*@dots{} |
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1341 The word specified by the remainder of the conversion specifier is skipped. |
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1342 |
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1343 @item literals |
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1344 In addition the format may contain literal character strings; these will be |
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1345 skipped during reading. If the input string does not match this literal, |
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1346 the processing terminates. |
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1347 @end table |
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1348 |
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1349 Parsed words corresponding to the first specifier are returned in the first |
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1350 output argument and likewise for the rest of the specifiers. |
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1351 |
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1352 By default, if there is only one input argument, @var{format} is @t{"%f"}. |
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1353 This means that numbers are read from the input into a single column vector. |
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1354 If @var{format} is explicitly empty (@qcode{""}) then textscan will |
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1355 return data in a number of columns matching the number of fields on the |
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1356 first data line of the input. Either of these is suitable only when the |
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1357 input is exclusively numeric. |
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1358 |
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1359 For example, the string |
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1360 |
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1361 @smallexample |
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1362 @group |
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1363 @var{str} = "\ |
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1364 Bunny Bugs 5.5\n\ |
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1365 Duck Daffy -7.5e-5\n\ |
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1366 Penguin Tux 6" |
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1367 @end group |
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1368 @end smallexample |
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1369 |
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1370 @noindent |
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1371 can be read using |
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1372 |
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1373 @example |
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1374 @var{a} = textscan (@var{str}, "%s %s %f"); |
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1375 @end example |
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1376 |
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1377 The optional numeric argument @var{repeat} can be used for limiting the |
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1378 number of items read: |
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1379 |
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1380 @table @asis |
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1381 @item -1 |
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1382 Read all of the string or file until the end (default). |
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1383 |
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1384 @item N |
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1385 Read until the first of two conditions occurs: 1) the format has been |
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|
1386 processed N times, or 2) N lines of the input have been processed. Zero |
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1387 (0) is an acceptable value for @var{repeat}. Currently, end-of-line |
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|
1388 characters inside %q, %c, and %[@dots{}]$ conversions do not contribute to |
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move docstrings in C++ files out of C strings and into comments
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|
1389 the line count. This is incompatible with @sc{matlab} and may change in |
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|
1390 future. |
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move docstrings in C++ files out of C strings and into comments
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|
1391 @end table |
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1392 |
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1393 The behavior of @code{textscan} can be changed via property/value pairs. |
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|
1394 The following properties are recognized: |
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|
1395 |
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|
1396 @table @asis |
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1397 @item @qcode{"BufSize"} |
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|
1398 This specifies the number of bytes to use for the internal buffer. |
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move docstrings in C++ files out of C strings and into comments
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1399 A modest speed improvement may be obtained by setting this to a large value |
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move docstrings in C++ files out of C strings and into comments
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1400 when reading a large file, especially if the input contains long strings. |
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1401 The default is 4096, or a value dependent on @var{n} if that is specified. |
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1402 |
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1403 @item @qcode{"CollectOutput"} |
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1404 A value of 1 or true instructs @code{textscan} to concatenate consecutive |
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|
1405 columns of the same class in the output cell array. A value of 0 or false |
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1406 (default) leaves output in distinct columns. |
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|
1407 |
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1408 @item @qcode{"CommentStyle"} |
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1409 Specify parts of the input which are considered comments and will be |
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1410 skipped. @var{value} is the comment style and can be either (1) A string |
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|
1411 or 1x1 cell string, to skip everything to the right of it; (2) A cell array |
21992
03c692adf563
maint: strip trailing whitespace from files.
John W. Eaton <jwe@octave.org>
parents:
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diff
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|
1412 of two strings, to skip everything between the first and second strings. |
21966
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1413 Comments are only parsed where whitespace is accepted and do not act as |
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1414 delimiters. |
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|
1415 |
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1416 @item @qcode{"Delimiter"} |
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1417 If @var{value} is a string, any character in @var{value} will be used to |
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|
1418 split the input into words. If @var{value} is a cell array of strings, |
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|
1419 any string in the array will be used to split the input into words. |
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|
1420 (default value = any whitespace.) |
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|
1421 |
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|
1422 @item @qcode{"EmptyValue"} |
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1423 Value to return for empty numeric values in non-whitespace delimited data. |
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|
1424 The default is NaN@. When the data type does not support NaN (int32 for |
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|
1425 example), then the default is zero. |
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|
1426 |
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|
1427 @item @qcode{"EndOfLine"} |
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|
1428 @var{value} can be either an emtpy or one character specifying the |
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move docstrings in C++ files out of C strings and into comments
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1429 end-of-line character, or the pair |
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1430 @qcode{"@xbackslashchar{}r@xbackslashchar{}n"} (CRLF). |
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|
1431 In the latter case, any of |
112b20240c87
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|
1432 @qcode{"@xbackslashchar{}r"}, @qcode{"@xbackslashchar{}n"} or |
112b20240c87
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1433 @qcode{"@xbackslashchar{}r@xbackslashchar{}n"} is counted as a (single) |
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1434 newline. If no value is given, |
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|
1435 @qcode{"@xbackslashchar{}r@xbackslashchar{}n"} is used. |
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|
1436 @c If set to "" (empty string) EOLs are ignored as delimiters and added |
112b20240c87
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|
1437 @c to whitespace. |
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|
1438 |
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|
1439 @c When reading from a character string, optional input argument @var{n} |
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|
1440 @c specifies the number of times @var{format} should be used (i.e., to limit |
112b20240c87
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|
1441 @c the amount of data read). |
112b20240c87
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|
1442 @c When reading from file, @var{n} specifies the number of data lines to read; |
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|
1443 @c in this sense it differs slightly from the format repeat count in strread. |
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|
1444 |
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|
1445 @item @qcode{"HeaderLines"} |
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|
1446 The first @var{value} number of lines of @var{fid} are skipped. Note that |
112b20240c87
move docstrings in C++ files out of C strings and into comments
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|
1447 this does not refer to the first non-comment lines, but the first lines of |
112b20240c87
move docstrings in C++ files out of C strings and into comments
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|
1448 any type. |
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|
1449 |
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|
1450 @item @qcode{"MultipleDelimsAsOne"} |
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|
1451 If @var{value} is nonzero, treat a series of consecutive delimiters, |
112b20240c87
move docstrings in C++ files out of C strings and into comments
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|
1452 without whitespace in between, as a single delimiter. Consecutive |
112b20240c87
move docstrings in C++ files out of C strings and into comments
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|
1453 delimiter series need not be vertically aligned. Without this option, a |
112b20240c87
move docstrings in C++ files out of C strings and into comments
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|
1454 single delimiter before the end of the line does not cause the line to be |
112b20240c87
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|
1455 considered to end with an empty value, but a single delimiter at the start |
112b20240c87
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|
1456 of a line causes the line to be considered to start with an empty value. |
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|
1457 |
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|
1458 @item @qcode{"TreatAsEmpty"} |
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|
1459 Treat single occurrences (surrounded by delimiters or whitespace) of the |
112b20240c87
move docstrings in C++ files out of C strings and into comments
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|
1460 string(s) in @var{value} as missing values. |
112b20240c87
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|
1461 |
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|
1462 @item @qcode{"ReturnOnError"} |
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|
1463 If set to numerical 1 or true, return normally as soon as an error is |
22299
9fc91bb2aec3
doc: grammarcheck documentation for 4.2 release.
Rik <rik@octave.org>
parents:
22022
diff
changeset
|
1464 encountered, such as trying to read a string using @code{%f}. |
21966
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|
1465 If set to 0 or false, return an error and no data. |
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|
1466 |
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|
1467 @item @qcode{"Whitespace"} |
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|
1468 Any character in @var{value} will be interpreted as whitespace and trimmed; |
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|
1469 The default value for whitespace is |
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|
1470 @c Note: the next line specifically has a newline which generates a space |
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|
1471 @c in the output of qcode, but keeps the next line < 80 characters. |
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|
1472 @qcode{" |
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|
1473 @xbackslashchar{}b@xbackslashchar{}r@xbackslashchar{}n@xbackslashchar{}t"} |
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|
1474 (note the space). Unless whitespace is set to @qcode{""} (empty) AND at |
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|
1475 least one @qcode{"%s"} format conversion specifier is supplied, a space is |
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|
1476 always part of whitespace. |
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|
1477 |
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|
1478 @end table |
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|
1479 |
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|
1480 When the number of words in @var{str} or @var{fid} doesn't match an exact |
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|
1481 multiple of the number of format conversion specifiers, @code{textscan}'s |
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|
1482 behavior depends on whether the last character of the string or file is an |
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|
1483 end-of-line as specified by the @code{EndOfLine} option: |
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|
1484 |
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|
1485 @table @asis |
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|
1486 @item last character = end-of-line |
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|
1487 Data columns are padded with empty fields, NaN or 0 (for integer fields) so |
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|
1488 that all columns have equal length |
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|
1489 |
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|
1490 @item last character is not end-of-line |
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|
1491 Data columns are not padded; @code{textscan} returns columns of unequal |
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|
1492 length |
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|
1493 @end table |
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1494 |
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1495 The second output @var{position} provides the location, in characters |
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|
1496 from the beginning of the file or string, where processing stopped. |
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|
1497 |
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1498 @seealso{dlmread, fscanf, load, strread, textread} |
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1499 @end deftypefn */) |
21502
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1500 { |
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1501 static std::string who = "textscan"; |
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1502 |
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1503 return textscan_internal (interp, who, args); |
21504 | 1504 } |
1505 | |
23738
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1506 DEFMETHOD (__textscan__, interp, args, , |
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1507 doc: /* -*- texinfo -*- |
21966
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1508 @deftypefn {} {@var{C} =} __textscan__ (@var{who}, @dots{}) |
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1509 Like @code{textscan} but accept additional argument @var{who} to use |
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|
1510 as the name of the function when reporting errors. |
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|
1511 @end deftypefn */) |
21504 | 1512 { |
1513 if (args.length () == 0) | |
21502
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|
1514 print_usage (); |
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1515 |
23738
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1516 return textscan_internal (interp, args(0).string_value (), |
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|
1517 args.splice (0, 1)); |
21502
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1518 } |
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1519 |
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|
1520 /* |
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1521 %!test |
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1522 %! str = "1, 2, 3, 4\n 5, , , 8\n 9, 10, 11, 12"; |
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1523 %! fmtstr = "%f %d %f %s"; |
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1524 %! c = textscan (str, fmtstr, 2, "delimiter", ",", "emptyvalue", -Inf); |
21625 | 1525 %! assert (c{1}, [1;5]); |
1526 %! assert (c{3}, [3; -Inf]); | |
21502
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1527 %! assert (iscellstr (c{4})); |
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1528 |
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1529 %!test |
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1530 %! b = [10:10:100]; |
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1531 %! b = [b; 8*b/5]; |
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|
1532 %! str = sprintf ("%g miles/hr = %g kilometers/hr\n", b); |
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|
1533 %! fmt = "%f miles/hr = %f kilometers/hr"; |
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|
1534 %! c = textscan (str, fmt); |
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|
1535 %! assert (c{1}, b(1,:)', 1e-5); |
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|
1536 %! assert (c{2}, b(2,:)', 1e-5); |
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|
1537 |
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|
1538 %!test |
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1539 %! str = "13, -, NA, str1, -25\r\n// Middle line\r\n36, na, 05, str3, 6"; |
21625 | 1540 %! c = textscan (str, "%d %n %f %s %n", "delimiter", ",", |
1541 %! "treatAsEmpty", {"NA", "na", "-"}, "commentStyle", "//"); | |
1542 %! assert (c{1}, int32 ([13; 36])); | |
1543 %! assert (c{2}, [NaN; NaN]); | |
1544 %! assert (c{3}, [NaN; 5]); | |
1545 %! assert (c{4}, {"str1"; "str3"}); | |
1546 %! assert (c{5}, [-25; 6]); | |
21502
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|
1547 |
7a19c5678f91
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|
1548 %!test |
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1549 %! str = "Km:10 = hhhBjjj miles16hour\r\n"; |
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1550 %! str = [str "Km:15 = hhhJjjj miles241hour\r\n"]; |
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|
1551 %! str = [str "Km:2 = hhhRjjj miles3hour\r\n"]; |
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|
1552 %! str = [str "Km:25 = hhhZ\r\n"]; |
7a19c5678f91
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|
1553 %! fmt = "Km:%d = hhh%1sjjj miles%dhour"; |
21625 | 1554 %! c = textscan (str, fmt, "delimiter", " "); |
1555 %! assert (c{1}', int32 ([10, 15, 2, 25])); | |
1556 %! assert (c{2}', {'B' 'J' 'R' 'Z'}); | |
1557 %! assert (c{3}', int32 ([16, 241, 3, 0])); | |
1558 | |
1559 ## Test with default EndOfLine parameter | |
21502
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1560 %!test |
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1561 %! c = textscan ("L1\nL2", "%s"); |
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|
1562 %! assert (c{:}, {"L1"; "L2"}); |
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|
1563 |
21625 | 1564 ## Test with EndofLine parameter set to "" (empty) - newline should be in word |
21502
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|
1565 %!test |
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|
1566 %! c = textscan ("L1\nL2", "%s", "endofline", ""); |
21625 | 1567 %! assert (int8 ([c{:}{:}]), int8 ([76, 49, 10, 76, 50])); |
21502
7a19c5678f91
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|
1568 |
22737
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maint: Clean up code base to follow Octave coding conventions.
Rik <rik@octave.org>
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diff
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|
1569 ## Matlab fails this test. A literal after a conversion is not a delimiter |
7abc25e6206a
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|
1570 %!#test |
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|
1571 %! ## No delimiters at all besides EOL. Skip fields, even empty fields |
7abc25e6206a
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|
1572 %! str = "Text1Text2Text\nTextText4Text\nText57Text"; |
7abc25e6206a
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|
1573 %! c = textscan (str, "Text%*dText%dText"); |
7abc25e6206a
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|
1574 %! assert (c{1}, int32 ([2; 4; 0])); |
21502
7a19c5678f91
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|
1575 |
7a19c5678f91
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|
1576 ## CollectOutput test |
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|
1577 %!test |
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|
1578 %! b = [10:10:100]; |
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|
1579 %! b = [b; 8*b/5; 8*b*1000/5]; |
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|
1580 %! str = sprintf ("%g miles/hr = %g (%g) kilometers (meters)/hr\n", b); |
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|
1581 %! fmt = "%f miles%s %s %f (%f) kilometers %*s"; |
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|
1582 %! c = textscan (str, fmt, "collectoutput", 1); |
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|
1583 %! assert (size (c{3}), [10, 2]); |
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|
1584 %! assert (size (c{2}), [10, 2]); |
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|
1585 |
7a19c5678f91
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|
1586 ## CollectOutput test with uneven column length files |
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|
1587 %!test |
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|
1588 %! b = [10:10:100]; |
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|
1589 %! b = [b; 8*b/5; 8*b*1000/5]; |
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|
1590 %! str = sprintf ("%g miles/hr = %g (%g) kilometers (meters)/hr\n", b); |
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|
1591 %! str = [str "110 miles/hr"]; |
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|
1592 %! fmt = "%f miles%s %s %f (%f) kilometers %*s"; |
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|
1593 %! c = textscan (str, fmt, "collectoutput", 1); |
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|
1594 %! assert (size (c{1}), [11, 1]); |
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|
1595 %! assert (size (c{3}), [11, 2]); |
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|
1596 %! assert (size (c{2}), [11, 2]); |
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|
1597 %! assert (c{3}(end), NaN); |
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|
1598 %! assert (c{2}{11, 1}, "/hr"); |
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|
1599 %! assert (isempty (c{2}{11, 2}), true); |
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|
1600 |
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|
1601 ## Double quoted string |
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|
1602 %!test |
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|
1603 %! str = 'First "the second called ""the middle""" third'; |
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|
1604 %! fmt = "%q"; |
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|
1605 %! c = textscan (str, fmt); |
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|
1606 %! assert (c{1}, {"First"; 'the second called "the middle"'; "third"}); |
7a19c5678f91
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|
1607 |
7a19c5678f91
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|
1608 ## Arbitrary character |
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|
1609 %!test |
21625 | 1610 %! c = textscan ("a first, \n second, third", "%s %c %11c", "delimiter", " ,"); |
21502
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1611 %! assert (c{1}, {"a"; "ond"}); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1612 %! assert (c{2}, {"f"; "t"}); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1613 %! assert (c{3}, {"irst, \n sec"; "hird"}); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1614 |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1615 ## Field width and non-standard delimiters |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1616 %!test |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1617 %! str = "12;34;123456789;7"; |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1618 %! c = textscan (str, "%4d %4d", "delimiter", ";", "collectOutput", 1); |
21625 | 1619 %! assert (c, {[12, 34; 1234, 5678; 9, 7]}); |
1620 | |
1621 ## Field width and non-standard delimiters (2) | |
21502
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1622 %!test |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1623 %! str = "12;34;123456789;7"; |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1624 %! c = textscan (str, "%4f %f", "delimiter", ";", "collectOutput", 1); |
21625 | 1625 %! assert (c, {[12, 34; 1234, 56789; 7, NaN]}); |
21502
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1626 |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1627 ## Ignore trailing delimiter, but use leading one |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1628 %!test |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1629 %! str = "12.234e+2,34, \n12345.789-9876j,78\n,10|3"; |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1630 %! c = textscan (str, "%10.2f %f", "delimiter", ",", "collectOutput", 1, |
21625 | 1631 %! "expChars", "e|"); |
1632 %! assert (c, {[1223, 34; 12345.79-9876j, 78; NaN, 10000]}, 1e-6); | |
1633 | |
1634 ## Multi-character delimiter | |
21502
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1635 %!test |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1636 %! str = "99end2 space88gap 4564"; |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1637 %! c = textscan (str, "%d %s", "delimiter", {"end", "gap", "space"}); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1638 %! assert (c{1}, int32 ([99; 88])); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1639 %! assert (c{2}, {"2 "; "4564"}); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1640 |
22737
7abc25e6206a
maint: Clean up code base to follow Octave coding conventions.
Rik <rik@octave.org>
parents:
22725
diff
changeset
|
1641 ## FIXME: Following two tests still fail (4/13/2016). |
7abc25e6206a
maint: Clean up code base to follow Octave coding conventions.
Rik <rik@octave.org>
parents:
22725
diff
changeset
|
1642 ## Delimiters as part of literals, and following literals |
7abc25e6206a
maint: Clean up code base to follow Octave coding conventions.
Rik <rik@octave.org>
parents:
22725
diff
changeset
|
1643 %!#test |
7abc25e6206a
maint: Clean up code base to follow Octave coding conventions.
Rik <rik@octave.org>
parents:
22725
diff
changeset
|
1644 %! str = "12 R&D & 7"; |
7abc25e6206a
maint: Clean up code base to follow Octave coding conventions.
Rik <rik@octave.org>
parents:
22725
diff
changeset
|
1645 %! c = textscan (str, "%f R&D %f", "delimiter", "&", "collectOutput", 1, |
7abc25e6206a
maint: Clean up code base to follow Octave coding conventions.
Rik <rik@octave.org>
parents:
22725
diff
changeset
|
1646 %! "EmptyValue", -99); |
7abc25e6206a
maint: Clean up code base to follow Octave coding conventions.
Rik <rik@octave.org>
parents:
22725
diff
changeset
|
1647 %! assert (c, {[12, -99; 7, -99]}); |
7abc25e6206a
maint: Clean up code base to follow Octave coding conventions.
Rik <rik@octave.org>
parents:
22725
diff
changeset
|
1648 |
7abc25e6206a
maint: Clean up code base to follow Octave coding conventions.
Rik <rik@octave.org>
parents:
22725
diff
changeset
|
1649 ## Delimiters as part of literals, and before literals |
7abc25e6206a
maint: Clean up code base to follow Octave coding conventions.
Rik <rik@octave.org>
parents:
22725
diff
changeset
|
1650 %!#test |
7abc25e6206a
maint: Clean up code base to follow Octave coding conventions.
Rik <rik@octave.org>
parents:
22725
diff
changeset
|
1651 %! str = "12 & R&D 7"; |
7abc25e6206a
maint: Clean up code base to follow Octave coding conventions.
Rik <rik@octave.org>
parents:
22725
diff
changeset
|
1652 %! c = textscan (str, "%f R&D %f", "delimiter", "&", "collectOutput", 1); |
7abc25e6206a
maint: Clean up code base to follow Octave coding conventions.
Rik <rik@octave.org>
parents:
22725
diff
changeset
|
1653 %! assert (c, {[12 7]}); |
21502
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1654 |
21625 | 1655 ## Check number of lines read, not number of passes through format string |
21502
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1656 %!test |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1657 %! f = tempname (); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1658 %! fid = fopen (f, "w+"); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1659 %! fprintf (fid, "1\n2\n3\n4\n5\n6"); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1660 %! fseek (fid, 0, "bof"); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1661 %! c = textscan (fid, "%f %f", 2); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1662 %! E = feof (fid); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1663 %! fclose (fid); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1664 %! unlink (f); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1665 %! assert (c, {1, 2}); |
21625 | 1666 %! assert (! E); |
1667 | |
1668 ## Check number of lines read, not number of passes through format string | |
21502
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1669 %!test |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1670 %! f = tempname (); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1671 %! fid = fopen (f, "w+"); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1672 %! fprintf (fid, "1\r\n2\r3\n4\r\n5\n6"); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1673 %! fseek (fid, 0, "bof"); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1674 %! c = textscan (fid, "%f %f", 4); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1675 %! fclose (fid); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1676 %! unlink (f); |
21580
ecce63c99c3f
maint: Add semicolons to terminate code in %! blocks.
Rik <rik@octave.org>
parents:
21566
diff
changeset
|
1677 %! assert (c, {[1;3], [2;4]}); |
21502
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1678 |
21625 | 1679 ## Check number of lines read, with multiple delimiters |
21502
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1680 %!test |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1681 %! f = tempname (); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1682 %! fid = fopen (f, "w+"); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1683 %! fprintf (fid, "1-\r\n-2\r3-\n-4\r\n5\n6"); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1684 %! fseek (fid, 0, "bof"); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1685 %! c = textscan (fid, "%f %f", 4, "delimiter", "-", "multipleDelimsAsOne", 1); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1686 %! fclose (fid); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1687 %! unlink (f); |
21580
ecce63c99c3f
maint: Add semicolons to terminate code in %! blocks.
Rik <rik@octave.org>
parents:
21566
diff
changeset
|
1688 %! assert (c, {[1;3], [2;4]}); |
21502
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1689 |
21625 | 1690 ## Check ReturnOnError |
21502
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1691 %!test |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1692 %! f = tempname (); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1693 %! fid = fopen (f, "w+"); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1694 %! str = "1 2 3\n4 s 6"; |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1695 %! fprintf (fid, str); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1696 %! fseek (fid, 0, "bof"); |
21622
fed1111e1899
textscan: eliminate ReturnOnError="continue" mode (bug #47538)
Lachlan Andrew <lachlanbis@gmail.com>
parents:
21621
diff
changeset
|
1697 %! c = textscan (fid, "%f %f %f", "ReturnOnError", 1); |
21502
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1698 %! fseek (fid, 0, "bof"); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1699 %! fclose (fid); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1700 %! unlink (f); |
21622
fed1111e1899
textscan: eliminate ReturnOnError="continue" mode (bug #47538)
Lachlan Andrew <lachlanbis@gmail.com>
parents:
21621
diff
changeset
|
1701 %! u = textscan (str, "%f %f %f", "ReturnOnError", 1); |
fed1111e1899
textscan: eliminate ReturnOnError="continue" mode (bug #47538)
Lachlan Andrew <lachlanbis@gmail.com>
parents:
21621
diff
changeset
|
1702 %! assert (c, {[1;4], [2], [3]}); |
fed1111e1899
textscan: eliminate ReturnOnError="continue" mode (bug #47538)
Lachlan Andrew <lachlanbis@gmail.com>
parents:
21621
diff
changeset
|
1703 %! assert (u, {[1;4], [2], [3]}); |
21502
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1704 |
21625 | 1705 %! ## Check ReturnOnError (2) |
21502
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1706 %!test |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1707 %! f = tempname (); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1708 %! fid = fopen (f, "w+"); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1709 %! str = "1 2 3\n4 s 6\n"; |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1710 %! fprintf (fid, str); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1711 %! fseek (fid, 0, "bof"); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1712 %! c = textscan (fid, "%f %f %f", "ReturnOnError", 1); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1713 %! fseek (fid, 0, "bof"); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1714 %! fclose (fid); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1715 %! unlink (f); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1716 %! u = textscan (str, "%f %f %f", "ReturnOnError", 1); |
21580
ecce63c99c3f
maint: Add semicolons to terminate code in %! blocks.
Rik <rik@octave.org>
parents:
21566
diff
changeset
|
1717 %! assert (c, {[1;4], 2, 3}); |
ecce63c99c3f
maint: Add semicolons to terminate code in %! blocks.
Rik <rik@octave.org>
parents:
21566
diff
changeset
|
1718 %! assert (u, {[1;4], 2, 3}); |
21502
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1719 |
21625 | 1720 %!error <Read error in field 2 of row 2> |
1721 %! textscan ("1 2 3\n4 s 6", "%f %f %f", "ReturnOnError", 0); | |
1722 | |
1723 ## Check ReturnOnError (3) | |
21502
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1724 %!test |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1725 %! f = tempname (); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1726 %! fid = fopen (f, "w+"); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1727 %! fprintf (fid, "1 s 3\n4 5 6"); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1728 %! fseek (fid, 0, "bof"); |
21622
fed1111e1899
textscan: eliminate ReturnOnError="continue" mode (bug #47538)
Lachlan Andrew <lachlanbis@gmail.com>
parents:
21621
diff
changeset
|
1729 %! c = textscan (fid, "", "ReturnOnError", 1); |
21502
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1730 %! fseek (fid, 0, "bof"); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1731 %! fclose (fid); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1732 %! unlink (f); |
21622
fed1111e1899
textscan: eliminate ReturnOnError="continue" mode (bug #47538)
Lachlan Andrew <lachlanbis@gmail.com>
parents:
21621
diff
changeset
|
1733 %! assert (c, {1}); |
21502
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1734 |
21625 | 1735 ## Check ReturnOnError with empty fields |
21502
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1736 %!test |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1737 %! c = textscan ("1,,3\n4,5,6", "", "Delimiter", ",", "ReturnOnError", 1); |
21580
ecce63c99c3f
maint: Add semicolons to terminate code in %! blocks.
Rik <rik@octave.org>
parents:
21566
diff
changeset
|
1738 %! assert (c, {[1;4], [NaN;5], [3;6]}); |
21502
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1739 |
21625 | 1740 ## Check ReturnOnError with empty fields (2) |
21502
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1741 %!test |
21625 | 1742 %! c = textscan ("1,,3\n4,5,6", "%f %f %f", "Delimiter", ",", |
1743 %! "ReturnOnError", 1); | |
21580
ecce63c99c3f
maint: Add semicolons to terminate code in %! blocks.
Rik <rik@octave.org>
parents:
21566
diff
changeset
|
1744 %! assert (c, {[1;4], [NaN;5], [3;6]}); |
21502
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1745 |
21625 | 1746 ## Check ReturnOnError in first column |
21502
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1747 %!test |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1748 %! c = textscan ("1 2 3\ns 5 6", "", "ReturnOnError", 1); |
21580
ecce63c99c3f
maint: Add semicolons to terminate code in %! blocks.
Rik <rik@octave.org>
parents:
21566
diff
changeset
|
1749 %! assert (c, {1, 2, 3}); |
21502
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1750 |
21625 | 1751 ## FIXME: This test fails (4/14/16) |
22737
7abc25e6206a
maint: Clean up code base to follow Octave coding conventions.
Rik <rik@octave.org>
parents:
22725
diff
changeset
|
1752 ## Test incomplete first data line |
7abc25e6206a
maint: Clean up code base to follow Octave coding conventions.
Rik <rik@octave.org>
parents:
22725
diff
changeset
|
1753 %!#test |
7abc25e6206a
maint: Clean up code base to follow Octave coding conventions.
Rik <rik@octave.org>
parents:
22725
diff
changeset
|
1754 %! R = textscan (['Empty1' char(10)], 'Empty%d %f'); |
7abc25e6206a
maint: Clean up code base to follow Octave coding conventions.
Rik <rik@octave.org>
parents:
22725
diff
changeset
|
1755 %! assert (R{1}, int32 (1)); |
7abc25e6206a
maint: Clean up code base to follow Octave coding conventions.
Rik <rik@octave.org>
parents:
22725
diff
changeset
|
1756 %! assert (isempty (R{2}), true); |
21502
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1757 |
23573
1b4f4ec53b4a
use new script to tag fixed bugs in tests
John W. Eaton <jwe@octave.org>
parents:
23572
diff
changeset
|
1758 %!test <*37023> |
21502
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1759 %! data = textscan (" 1. 1 \n 2 3\n", '%f %f'); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1760 %! assert (data{1}, [1; 2], 1e-15); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1761 %! assert (data{2}, [1; 3], 1e-15); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1762 |
22489
93ea313301f9
test: Add bug ids (<#####>) to BIST tests.
Rik <rik@octave.org>
parents:
22407
diff
changeset
|
1763 ## Whitespace test using delimiter ";" |
23573
1b4f4ec53b4a
use new script to tag fixed bugs in tests
John W. Eaton <jwe@octave.org>
parents:
23572
diff
changeset
|
1764 %!test <*37333> |
21502
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1765 %! tc{1, 1} = "C:/code;"; |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1766 %! tc{1, end+1} = "C:/code/meas;"; |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1767 %! tc{1, end+1} = " C:/code/sim;"; |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1768 %! tc{1, end+1} = "C:/code/utils;"; |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1769 %! string = [tc{:}]; |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1770 %! c = textscan (string, "%s", "delimiter", ";"); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1771 %! for k = 1:max (numel (c{1}), numel (tc)) |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1772 %! lh = c{1}{k}; |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1773 %! rh = tc{k}; |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1774 %! rh(rh == ";") = ""; |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1775 %! rh = strtrim (rh); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1776 %! assert (strcmp (lh, rh)); |
21625 | 1777 %! endfor |
21502
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1778 |
22489
93ea313301f9
test: Add bug ids (<#####>) to BIST tests.
Rik <rik@octave.org>
parents:
22407
diff
changeset
|
1779 ## Whitespace test, adding multipleDelimsAsOne true arg |
23573
1b4f4ec53b4a
use new script to tag fixed bugs in tests
John W. Eaton <jwe@octave.org>
parents:
23572
diff
changeset
|
1780 %!test <*37333> |
21502
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1781 %! tc{1, 1} = "C:/code;"; |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1782 %! tc{1, end+1} = " C:/code/meas;"; |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1783 %! tc{1, end+1} = "C:/code/sim;;"; |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1784 %! tc{1, end+1} = "C:/code/utils;"; |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1785 %! string = [tc{:}]; |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1786 %! c = textscan (string, "%s", "delimiter", ";", "multipleDelimsAsOne", 1); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1787 %! for k = 1:max (numel (c{1}), numel (tc)) |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1788 %! lh = c{1}{k}; |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1789 %! rh = tc{k}; |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1790 %! rh(rh == ";") = ""; |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1791 %! rh = strtrim (rh); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1792 %! assert (strcmp (lh, rh)); |
21625 | 1793 %! endfor |
21502
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1794 |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1795 ## Whitespace test (bug #37333), adding multipleDelimsAsOne false arg |
23573
1b4f4ec53b4a
use new script to tag fixed bugs in tests
John W. Eaton <jwe@octave.org>
parents:
23572
diff
changeset
|
1796 %!test <*37333> |
21502
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1797 %! tc{1, 1} = "C:/code;"; |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1798 %! tc{1, end+1} = " C:/code/meas;"; |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1799 %! tc{1, end+1} = "C:/code/sim;;"; |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1800 %! tc{1, end+1} = ""; |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1801 %! tc{1, end+1} = "C:/code/utils;"; |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1802 %! string = [tc{:}]; |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1803 %! c = textscan (string, "%s", "delimiter", ";", "multipleDelimsAsOne", 0); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1804 %! for k = 1:max (numel (c{1}), numel (tc)) |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1805 %! lh = c{1}{k}; |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1806 %! rh = tc{k}; |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1807 %! rh(rh == ";") = ""; |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1808 %! rh = strtrim (rh); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1809 %! assert (strcmp (lh, rh)); |
21625 | 1810 %! endfor |
21502
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1811 |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1812 ## Whitespace test (bug #37333) whitespace "" arg |
23573
1b4f4ec53b4a
use new script to tag fixed bugs in tests
John W. Eaton <jwe@octave.org>
parents:
23572
diff
changeset
|
1813 %!test <*37333> |
21502
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1814 %! tc{1, 1} = "C:/code;"; |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1815 %! tc{1, end+1} = " C:/code/meas;"; |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1816 %! tc{1, end+1} = "C:/code/sim;"; |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1817 %! tc{1, end+1} = "C:/code/utils;"; |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1818 %! string = [tc{:}]; |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1819 %! c = textscan (string, "%s", "delimiter", ";", "whitespace", ""); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1820 %! for k = 1:max (numel (c{1}), numel (tc)) |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1821 %! lh = c{1}{k}; |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1822 %! rh = tc{k}; |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1823 %! rh(rh == ";") = ""; |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1824 %! assert (strcmp (lh, rh)); |
21625 | 1825 %! endfor |
21502
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1826 |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1827 ## Whitespace test (bug #37333), whitespace " " arg |
23573
1b4f4ec53b4a
use new script to tag fixed bugs in tests
John W. Eaton <jwe@octave.org>
parents:
23572
diff
changeset
|
1828 %!test <*37333> |
21502
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1829 %! tc{1, 1} = "C:/code;"; |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1830 %! tc{1, end+1} = " C:/code/meas;"; |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1831 %! tc{1, end+1} = "C:/code/sim;"; |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1832 %! tc{1, end+1} = "C:/code/utils;"; |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
1833 %! string = [tc{:}]; |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
1834 %! c = textscan (string, "%s", "delimiter", ";", "whitespace", " "); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1835 %! for k = 1:max (numel (c{1}), numel (tc)) |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1836 %! lh = c{1}{k}; |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
1837 %! rh = tc{k}; |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
1838 %! rh(rh == ";") = ""; |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1839 %! rh = strtrim (rh); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
1840 %! assert (strcmp (lh, rh)); |
21625 | 1841 %! endfor |
21502
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
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parents:
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diff
changeset
|
1842 |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
1843 ## Tests reading with empty format, should return proper nr of columns |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
1844 %!test |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
1845 %! f = tempname (); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
1846 %! fid = fopen (f, "w+"); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
1847 %! fprintf (fid, " 1 2 3 4\n5 6 7 8"); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
1848 %! fseek (fid, 0, "bof"); |
21625 | 1849 %! C = textscan (fid, ""); |
21502
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
1850 %! E = feof (fid); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
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diff
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|
1851 %! fclose (fid); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
1852 %! unlink (f); |
21625 | 1853 %! assert (C{1}, [1 ; 5], 1e-6); |
1854 %! assert (C{2}, [2 ; 6], 1e-6); | |
1855 %! assert (C{3}, [3 ; 7], 1e-6); | |
1856 %! assert (C{4}, [4 ; 8], 1e-6); | |
21502
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
1857 %! assert (E); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
1858 |
21621
fe0a6de805e4
textscan: Leave file read position correct at exit (bug #47671)
Lachlan Andrew <lachlanbis@gmail.com>
parents:
21581
diff
changeset
|
1859 ## Test leaving the file at the correct position on exit |
fe0a6de805e4
textscan: Leave file read position correct at exit (bug #47671)
Lachlan Andrew <lachlanbis@gmail.com>
parents:
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diff
changeset
|
1860 %!test |
fe0a6de805e4
textscan: Leave file read position correct at exit (bug #47671)
Lachlan Andrew <lachlanbis@gmail.com>
parents:
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diff
changeset
|
1861 %! f = tempname (); |
fe0a6de805e4
textscan: Leave file read position correct at exit (bug #47671)
Lachlan Andrew <lachlanbis@gmail.com>
parents:
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diff
changeset
|
1862 %! fid = fopen (f, "w+"); |
fe0a6de805e4
textscan: Leave file read position correct at exit (bug #47671)
Lachlan Andrew <lachlanbis@gmail.com>
parents:
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diff
changeset
|
1863 %! fprintf (fid, "1,2\n3,4\n"); |
fe0a6de805e4
textscan: Leave file read position correct at exit (bug #47671)
Lachlan Andrew <lachlanbis@gmail.com>
parents:
21581
diff
changeset
|
1864 %! fseek (fid, 0, "bof"); |
21625 | 1865 %! C = textscan (fid, "%s %f", 2, "Delimiter", ","); |
21621
fe0a6de805e4
textscan: Leave file read position correct at exit (bug #47671)
Lachlan Andrew <lachlanbis@gmail.com>
parents:
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diff
changeset
|
1866 %! E = ftell (fid); |
fe0a6de805e4
textscan: Leave file read position correct at exit (bug #47671)
Lachlan Andrew <lachlanbis@gmail.com>
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21581
diff
changeset
|
1867 %! fclose (fid); |
fe0a6de805e4
textscan: Leave file read position correct at exit (bug #47671)
Lachlan Andrew <lachlanbis@gmail.com>
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21581
diff
changeset
|
1868 %! unlink (f); |
fe0a6de805e4
textscan: Leave file read position correct at exit (bug #47671)
Lachlan Andrew <lachlanbis@gmail.com>
parents:
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diff
changeset
|
1869 %! assert (E, 8); |
fe0a6de805e4
textscan: Leave file read position correct at exit (bug #47671)
Lachlan Andrew <lachlanbis@gmail.com>
parents:
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diff
changeset
|
1870 |
21502
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
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parents:
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diff
changeset
|
1871 ## Tests reading with empty format; empty fields & incomplete lower row |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
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changeset
|
1872 %!test |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
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diff
changeset
|
1873 %! f = tempname (); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
1874 %! fid = fopen (f, "w+"); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
1875 %! fprintf (fid, " ,2,,4\n5,6"); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
1876 %! fseek (fid, 0, "bof"); |
21625 | 1877 %! C = textscan (fid, "", "delimiter", ",", "EmptyValue", 999, |
1878 %! "CollectOutput" , 1); | |
21502
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
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changeset
|
1879 %! fclose (fid); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
1880 %! unlink (f); |
21625 | 1881 %! assert (C{1}, [999, 2, 999, 4; 5, 6, 999, 999], 1e-6); |
21502
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1882 |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
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changeset
|
1883 ## Error message tests |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
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diff
changeset
|
1884 |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
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parents:
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changeset
|
1885 %!test |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1886 %! f = tempname (); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
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changeset
|
1887 %! fid = fopen (f, "w+"); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
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parents:
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changeset
|
1888 %! msg1 = "textscan: 1 parameters given, but only 0 values"; |
7a19c5678f91
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John W. Eaton <jwe@octave.org>
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changeset
|
1889 %! try |
21625 | 1890 %! C = textscan (fid, "", "headerlines"); |
21502
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
1891 %! end_try_catch; |
22737
7abc25e6206a
maint: Clean up code base to follow Octave coding conventions.
Rik <rik@octave.org>
parents:
22725
diff
changeset
|
1892 %! assert (! feof (fid)); |
21502
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
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diff
changeset
|
1893 %! fclose (fid); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
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changeset
|
1894 %! unlink (f); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
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changeset
|
1895 %! assert (msg1, lasterr); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1896 |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
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changeset
|
1897 %!test |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
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changeset
|
1898 %! f = tempname (); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
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changeset
|
1899 %! fid = fopen (f, "w+"); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
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|
1900 %! msg1 = "textscan: HeaderLines must be numeric"; |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
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changeset
|
1901 %! try |
21625 | 1902 %! C = textscan (fid, "", "headerlines", "hh"); |
21502
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
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diff
changeset
|
1903 %! end_try_catch; |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
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changeset
|
1904 %! fclose (fid); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
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changeset
|
1905 %! unlink (f); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
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changeset
|
1906 %! assert (msg1, lasterr); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
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|
1907 |
21625 | 1908 ## Skip headerlines |
21502
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
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changeset
|
1909 %!test |
21625 | 1910 %! C = textscan ("field 1 field2\n 1 2\n3 4", "", "headerlines", 1, |
1911 %! "collectOutput", 1); | |
1912 %! assert (C, {[1 2; 3 4]}); | |
1913 | |
1914 ## Skip headerlines with non-default EOL | |
21502
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
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|
1915 %!test |
21625 | 1916 %! C = textscan ("field 1 field2\r 1 2\r3 4", "", "headerlines", 2, |
1917 %! "collectOutput", 1, "EndOfLine", '\r'); | |
1918 %! assert (C, {[3 4]}); | |
21502
7a19c5678f91
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diff
changeset
|
1919 |
7a19c5678f91
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|
1920 %!test |
7a19c5678f91
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|
1921 %! f = tempname (); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
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|
1922 %! fid = fopen (f, "w+"); |
7a19c5678f91
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|
1923 %! fprintf (fid,"some_string"); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
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|
1924 %! fseek (fid, 0, "bof"); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
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changeset
|
1925 %! msg1 = "textscan: EndOfLine must be at most one character or '\\r\\n'"; |
7a19c5678f91
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changeset
|
1926 %! try |
21625 | 1927 %! C = textscan (fid, "%f", "EndOfLine", "\n\r"); |
21502
7a19c5678f91
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|
1928 %! end_try_catch; |
7a19c5678f91
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|
1929 %! fclose (fid); |
7a19c5678f91
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|
1930 %! unlink (f); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
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|
1931 %! assert (msg1, lasterr); |
7a19c5678f91
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changeset
|
1932 |
7a19c5678f91
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|
1933 %!test |
7a19c5678f91
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|
1934 %! f = tempname (); |
7a19c5678f91
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|
1935 %! fid = fopen (f, "w+"); |
7a19c5678f91
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|
1936 %! fprintf (fid,"some_string"); |
7a19c5678f91
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|
1937 %! fseek (fid, 0, "bof"); |
7a19c5678f91
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|
1938 %! msg1 = "textscan: EndOfLine must be at most one character or '\\r\\n'"; |
7a19c5678f91
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|
1939 %! try |
21625 | 1940 %! C = textscan (fid, "%f", "EndOfLine", 33); |
21502
7a19c5678f91
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changeset
|
1941 %! end_try_catch; |
7a19c5678f91
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|
1942 %! fclose (fid); |
7a19c5678f91
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|
1943 %! unlink (f); |
7a19c5678f91
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|
1944 %! assert (msg1, lasterr); |
7a19c5678f91
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diff
changeset
|
1945 |
23573
1b4f4ec53b4a
use new script to tag fixed bugs in tests
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1946 %!assert <*41824> (textscan ("123", "", "whitespace", " "){:}, 123); |
22489
93ea313301f9
test: Add bug ids (<#####>) to BIST tests.
Rik <rik@octave.org>
parents:
22407
diff
changeset
|
1947 |
93ea313301f9
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Rik <rik@octave.org>
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22407
diff
changeset
|
1948 ## just test supplied emptyvalue |
23573
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1949 %!assert <*42343> (textscan (",NaN", "", "delimiter", "," ,"emptyValue" ,Inf), |
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1950 %! {Inf, NaN}) |
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1951 |
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1952 ## test padding with supplied emptyvalue |
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1953 %!test <*42343> |
21625 | 1954 %! c = textscan (",1,,4\nInf, ,NaN\n", "", "delimiter", ",", |
1955 %! "emptyvalue", -10); | |
1956 %! assert (cell2mat (c), [-10, 1, -10, 4; Inf, -10, NaN, -10]); | |
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1957 |
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1958 %!test <*42528> |
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1959 %! assert (textscan ("1i", ""){1}, 0+1i); |
21625 | 1960 %! C = textscan ("3, 2-4i, NaN\n -i, 1, 23.4+2.2i\n 1+1 1+1j", "", |
1961 %! "delimiter", ","); | |
1962 %! assert (cell2mat (C), [3+0i, 2-4i, NaN+0i; 0-i, 1+0i, 23.4+2.2i; 1 1 1+1i]); | |
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1963 |
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1964 %!test |
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1965 %! ## TreatAsEmpty |
21625 | 1966 %! C = textscan ("1,2,3,NN,5,6\n", "%d%d%d%f", "delimiter", ",", |
1967 %! "TreatAsEmpty", "NN"); | |
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1968 %! assert (C{3}(1), int32 (3)); |
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1969 %! assert (C{4}(1), NaN); |
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1970 |
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1971 ## MultipleDelimsAsOne |
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1972 %!test |
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1973 %! str = "11, 12, 13,, 15\n21,, 23, 24, 25\n,, 33, 34, 35\n"; |
21625 | 1974 %! C = textscan (str, "%f %f %f %f", "delimiter", ",", |
1975 %! "multipledelimsasone", 1, "endofline", "\n"); | |
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1976 %! assert (C{1}', [11, 21, 33]); |
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1977 %! assert (C{2}', [12, 23, 34]); |
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1978 %! assert (C{3}', [13, 24, 35]); |
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1979 %! assert (C{4}', [15, 25, NaN]); |
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1980 |
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1981 ## Single-quoted escape sequences |
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1982 %!test |
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1983 %! str = "11\t12\t13\r21\t22\t23"; |
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1984 %! c = textscan (str, "", "delimiter", '\t', "EndOfLine", '\r'); |
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1985 %! assert (c{1}', [11, 21]); |
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1986 %! assert (c{2}', [12, 22]); |
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1987 %! assert (c{3}', [13, 23]); |
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1988 |
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1989 %!test <*44750> |
21625 | 1990 %! c = textscan ("/home/foo/", "%s", "delimiter", "/", |
1991 %! "MultipleDelimsAsOne", 1); | |
1992 %! assert (c{1}, {"home"; "foo"}); | |
1993 | |
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1994 ## FIXME: Test still fails (4/13/2016). |
21625 | 1995 ## Allow cuddling %sliteral, but warn it is ambiguous |
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1996 %!#test |
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1997 %! C = textscan ("abcxyz51\nxyz83\n##xyz101", "%s xyz %d"); |
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1998 %! assert (C{1}([1 3]), {"abc"; "##"}); |
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1999 %! assert (isempty (C{1}{2}), true); |
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2000 %! assert (C{2}, int32 ([51; 83; 101])); |
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2001 |
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2002 ## Literals are not delimiters. |
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2003 |
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2004 ## Test for false positives in check for non-supported format specifiers |
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2005 %!test |
21625 | 2006 %! c = textscan ("Total: 32.5 % (of cm values)", |
2007 %! "Total: %f %% (of cm values)"); | |
2008 %! assert (c{1}, 32.5, 1e-5); | |
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2009 |
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2010 ## Test various forms of string format specifiers |
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2011 %!test <*45712> |
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2012 %! str = "14 :1 z:2 z:3 z:5 z:11"; |
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2013 %! C = textscan (str, "%f %s %*s %3s %*3s %f", "delimiter", ":"); |
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2014 %! assert (C, {14, {"1 z"}, {"3 z"}, 11}); |
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2015 |
21625 | 2016 ## Bit width, fixed width conversion specifiers |
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2017 %!test |
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2018 %! str2 = "123456789012345 "; |
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2019 %! str2 = [str2 str2 str2 str2 str2 str2 str2 str2]; |
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2020 %! str2 = [str2 "123456789.01234 1234567890.1234 12345.678901234 12345.678901234"]; |
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2021 %! pttrn = "%3u8%*s %5u16%*s %10u32%*s %15u64 %3d8%*s %5d16%*s %10d32%*s %15d64 %9f32%*s %14f64%*s %10.2f32%*s %12.2f64%*s"; |
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2022 %! C = textscan (str2, pttrn, "delimiter", " "); |
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2023 %! assert (C{1}, uint8 (123)); |
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2024 %! assert (C{2}, uint16 (12345)); |
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2025 %! assert (C{3}, uint32 (1234567890)); |
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2026 %! assert (C{4}, uint64 (123456789012345)); |
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2027 %! assert (C{5}, int8 (123)); |
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2028 %! assert (C{6}, int16 (12345)); |
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2029 %! assert (C{7}, int32 (1234567890)); |
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2030 %! assert (C{8}, int64 (123456789012345)); |
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2031 %! assert (C{9}, single (123456789), 1e-12); |
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2032 %! assert (C{10}, double (1234567890.123), 1e-15); |
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2033 %! assert (C{11}, single (12345.68), 1e-5); |
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2034 %! assert (C{12}, double (12345.68), 1e-11); |
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2035 |
21625 | 2036 ## Bit width, fixed width conv. specifiers -- check the right amount is left |
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2037 %!test |
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2038 %! str2 = "123456789012345 "; |
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2039 %! str2 = [str2 str2 "123456789.01234"]; |
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2040 %! pttrn = "%3u8 %5u16 %10u32 %3d8 %5d16 %10d32 %9f32 %9f"; |
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2041 %! C = textscan (str2, pttrn, "delimiter", " "); |
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2042 %! assert (C{1}, uint8 (123)); |
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|
2043 %! assert (C{2}, uint16 (45678)); |
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2044 %! assert (C{3}, uint32 (9012345)); |
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2045 %! assert (C{4}, int8 (123)); |
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2046 %! assert (C{5}, int16 (45678)); |
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2047 %! assert (C{6}, int32 (9012345)); |
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2048 %! assert (C{7}, single (123456789), 1e-12); |
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2049 %! assert (C{8}, double (0.01234), 1e-12); |
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2050 |
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2051 %!test |
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2052 %! C = textscan ("123.123", "%2f %3f %3f"); |
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2053 %! assert (C{1}, 12); |
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2054 %! assert (C{2}, 3.1, 1e-11); |
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2055 %! assert (C{3}, 23); |
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2056 |
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2057 %!test |
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2058 %! C = textscan ("123.123", "%3f %3f %3f"); |
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2059 %! assert (C{1}, 123); |
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2060 %! assert (C{2}, 0.12, 1e-11); |
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2061 %! assert (C{3}, 3); |
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|
2062 |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
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changeset
|
2063 %!test |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
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changeset
|
2064 %! C = textscan ("123.123", "%4f %3f"); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
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changeset
|
2065 %! assert (C{1}, 123); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
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changeset
|
2066 %! assert (C{2}, 123); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
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diff
changeset
|
2067 |
21625 | 2068 ## field width interrupts exponent. (Matlab incorrectly gives [12, 2e12]) |
21502
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
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diff
changeset
|
2069 %!test |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
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diff
changeset
|
2070 %! assert (textscan ("12e12", "%4f"), {[120; 2]}); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
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changeset
|
2071 %! assert (textscan ("12e+12", "%5f"), {[120; 2]}); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
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changeset
|
2072 %! assert (textscan ("125e-12","%6f"), {[12.5; 2]}); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
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changeset
|
2073 |
21625 | 2074 ## %[] tests |
2075 ## Plain [..] and *[..] | |
21502
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
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diff
changeset
|
2076 %!test |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
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changeset
|
2077 %! ar = "abcdefguvwxAny\nacegxyzTrailing\nJunk"; |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
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changeset
|
2078 %! C = textscan (ar, "%[abcdefg] %*[uvwxyz] %s"); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
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changeset
|
2079 %! assert (C{1}, {"abcdefg"; "aceg"; ""}); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
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diff
changeset
|
2080 %! assert (C{2}, {"Any"; "Trailing"; "Junk"}); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
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diff
changeset
|
2081 |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
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diff
changeset
|
2082 %!test |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
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changeset
|
2083 %! assert (textscan ("A2 B2 C3", "%*[ABC]%d", 3), {int32([2; 2; 3])}); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
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changeset
|
2084 |
21625 | 2085 ## [^..] and *[^..] |
21502
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
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changeset
|
2086 %!test |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
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changeset
|
2087 %! br = "abcdefguvwx1Any\nacegxyz2Trailing\n3Junk"; |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
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|
2088 %! C = textscan (br, "%[abcdefg] %*[^0123456789] %s"); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
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changeset
|
2089 %! assert (C{1}, {"abcdefg"; "aceg"; ""}); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
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|
2090 %! assert (C{2}, {"1Any"; "2Trailing"; "3Junk"}); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
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changeset
|
2091 |
21625 | 2092 ## [..] and [^..] containing delimiters |
21502
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
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changeset
|
2093 %!test |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
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diff
changeset
|
2094 %! cr = "ab cd efguv wx1Any\na ce gx yz2Trailing\n 3Junk"; |
21625 | 2095 %! C = textscan (cr, "%[ abcdefg] %*[^0123456789] %s", "delimiter", " \n", |
2096 %! "whitespace", ""); | |
21502
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
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changeset
|
2097 %! assert (C{1}, {"ab cd efg"; "a ce g"; " "}); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
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changeset
|
2098 %! assert (C{2}, {"1Any"; "2Trailing"; "3Junk"}); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
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diff
changeset
|
2099 |
23573
1b4f4ec53b4a
use new script to tag fixed bugs in tests
John W. Eaton <jwe@octave.org>
parents:
23572
diff
changeset
|
2100 %!assert <*36464> (textscan ("1 2 3 4 5 6", "%*n%n%*[^\n]"){1}, 2); |
21625 | 2101 |
2102 ## test %[]] and %[^]] | |
21502
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
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diff
changeset
|
2103 %!test |
21625 | 2104 %! assert (textscan ("345]", "%*[123456]%[]]"){1}{1}, "]"); |
2105 %! assert (textscan ("345]", "%*[^]]%s"){1}{1}, "]"); | |
2106 | |
2107 ## Test that "-i" checks the next two characters | |
21502
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
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diff
changeset
|
2108 %!test |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
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diff
changeset
|
2109 %! C = textscan ("-i -in -inf -infinity", "%f %f%s %f %f %s"); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
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changeset
|
2110 %! assert (C, {-i, -i, {"n"}, -Inf, -Inf, {"inity"}}); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
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changeset
|
2111 |
21625 | 2112 ## Again for "+i", this time with custom parser |
21502
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
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diff
changeset
|
2113 %!test |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
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changeset
|
2114 %! C = textscan ("+i +in +inf +infinity", "%f %f%s %f %f %s", "ExpChars", "eE"); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
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|
2115 %! assert (C, {i, i, {"n"}, Inf, Inf, {"inity"}}); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
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changeset
|
2116 |
21625 | 2117 ## Check single quoted format interprets control sequences |
21502
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
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changeset
|
2118 %!test |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
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changeset
|
2119 %! C = textscan ("1 2\t3 4", '%f %[^\t] %f %f'); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
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changeset
|
2120 %! assert (C, {1, {"2"}, 3, 4}); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
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diff
changeset
|
2121 |
22737
7abc25e6206a
maint: Clean up code base to follow Octave coding conventions.
Rik <rik@octave.org>
parents:
22725
diff
changeset
|
2122 ## Check a non-empty line with no valid conversion registers empytValue |
21532
936ab0fca2f7
Textscan returns emptyVal for rows with literal but no conversion (bug #47458)
Lachlan Andrew <lachlanbis@gmail.com>
parents:
21507
diff
changeset
|
2123 %!test |
936ab0fca2f7
Textscan returns emptyVal for rows with literal but no conversion (bug #47458)
Lachlan Andrew <lachlanbis@gmail.com>
parents:
21507
diff
changeset
|
2124 %! C = textscan ("Empty\n", "Empty%f %f"); |
21580
ecce63c99c3f
maint: Add semicolons to terminate code in %! blocks.
Rik <rik@octave.org>
parents:
21566
diff
changeset
|
2125 %! assert (C, { NaN, NaN }); |
21532
936ab0fca2f7
Textscan returns emptyVal for rows with literal but no conversion (bug #47458)
Lachlan Andrew <lachlanbis@gmail.com>
parents:
21507
diff
changeset
|
2126 |
21625 | 2127 ## Check overflow and underflow of integer types |
21502
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
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changeset
|
2128 %!test |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
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changeset
|
2129 %! a = "-1e90 "; |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
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changeset
|
2130 %! b = "1e90 "; |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
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changeset
|
2131 %! fmt = "%d8 %d16 %d32 %d64 %u8 %u16 %u32 %u64 "; |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
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changeset
|
2132 %! C = textscan ([a a a a a a a a b b b b b b b b], fmt); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
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changeset
|
2133 %! assert (C{1}, int8 ([-128; 127])); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
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|
2134 %! assert (C{2}, int16 ([-32768; 32767])); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
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changeset
|
2135 %! assert (C{3}, int32 ([-2147483648; 2147483647])); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
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changeset
|
2136 %! assert (C{4}, int64 ([-9223372036854775808; 9223372036854775807])); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
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changeset
|
2137 %! assert (C{5}, uint8 ([0; 255])); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
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changeset
|
2138 %! assert (C{6}, uint16 ([0; 65535])); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
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changeset
|
2139 %! assert (C{7}, uint32 ([0; 4294967295])); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
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changeset
|
2140 %! assert (C{8}, uint64 ([0; 18446744073709551615])); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
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changeset
|
2141 |
21625 | 2142 ## Tests from Matlab (does The MathWorks have any copyright over the input?) |
21502
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
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changeset
|
2143 %!test |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
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changeset
|
2144 %! f = tempname (); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
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|
2145 %! fid = fopen (f, "w+"); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
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changeset
|
2146 %! fprintf (fid,"09/12/2005 Level1 12.34 45 1.23e10 inf Nan Yes 5.1+3i\n"); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
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|
2147 %! fprintf (fid,"10/12/2005 Level2 23.54 60 9e19 -inf 0.001 No 2.2-.5i\n"); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
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changeset
|
2148 %! fprintf (fid,"11/12/2005 Level3 34.90 12 2e5 10 100 No 3.1+.1i\n"); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
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changeset
|
2149 %! fseek (fid, 0, "bof"); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
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|
2150 %! C = textscan (fid,"%s %s %f32 %d8 %u %f %f %s %f"); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
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changeset
|
2151 %! %assert (C{1}, {"09/12/2005";"10/12/2005";"11/12/2005"}); |
7a19c5678f91
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|
2152 %! assert (C{2}, {"Level1";"Level2";"Level3"}); |
7a19c5678f91
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|
2153 %! assert (C{3}, [single(12.34);single(23.54);single(34.90)]); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
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|
2154 %! assert (C{4}, [int8(45);int8(60);int8(12)]); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
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changeset
|
2155 %! assert (C{5}, [uint32(4294967295);uint32(4294967295);uint32(200000)]); |
7a19c5678f91
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|
2156 %! assert (C{6}, [inf;-inf;10]); |
7a19c5678f91
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|
2157 %! assert (C{7}, [NaN;0.001;100], eps); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
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|
2158 %! assert (C{8}, {"Yes";"No";"No"}); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
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changeset
|
2159 %! assert (C{9}, [5.1+3i;2.2-0.5i;3.1+0.1i]); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
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changeset
|
2160 %! fseek (fid, 0, "bof"); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
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|
2161 %! C = textscan (fid,"%s Level%d %f32 %d8 %u %f %f %s %f"); |
7a19c5678f91
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|
2162 %! assert (C{2}, [int32(1);int32(2);int32(3)]); |
7a19c5678f91
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|
2163 %! assert (C{3}, [single(12.34);single(23.54);single(34.90)]); |
7a19c5678f91
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changeset
|
2164 %! fseek (fid, 0, "bof"); |
21625 | 2165 %! C = textscan (fid, '%s %*[^\n]'); |
21502
7a19c5678f91
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changeset
|
2166 %! fclose (fid); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
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changeset
|
2167 %! unlink (f); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
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changeset
|
2168 %! assert (C, {{"09/12/2005";"10/12/2005";"11/12/2005"}}); |
7a19c5678f91
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changeset
|
2169 |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
2170 %!test |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
2171 %! f = tempname (); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
2172 %! fid = fopen (f, "w+"); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
2173 %! fprintf (fid,"1, 2, 3, 4, , 6\n"); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
2174 %! fprintf (fid,"7, 8, 9, , 11, 12\n"); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
2175 %! fseek (fid, 0, "bof"); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
2176 %! C = textscan (fid,"%f %f %f %f %u8 %f", "Delimiter",",","EmptyValue",-Inf); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
2177 %! fclose (fid); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
2178 %! unlink (f); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
2179 %! assert (C{4}, [4; -Inf]); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
2180 %! assert (C{5}, uint8 ([0; 11])); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
2181 |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
2182 %!test |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
2183 %! f = tempname (); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
2184 %! fid = fopen (f, "w+"); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
2185 %! fprintf (fid,"abc, 2, NA, 3, 4\n"); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
2186 %! fprintf (fid,"// Comment Here\n"); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
2187 %! fprintf (fid,"def, na, 5, 6, 7\n"); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
2188 %! fseek (fid, 0, "bof"); |
21625 | 2189 %! C = textscan (fid, "%s %n %n %n %n", "Delimiter", ",", |
2190 %! "TreatAsEmpty", {"NA","na"}, "CommentStyle", "//"); | |
21502
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
2191 %! fclose (fid); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
2192 %! unlink (f); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
2193 %! assert (C{1}, {"abc";"def"}); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
2194 %! assert (C{2}, [2; NaN]); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
2195 %! assert (C{3}, [NaN; 5]); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
2196 %! assert (C{4}, [3; 6]); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
2197 %! assert (C{5}, [4; 7]); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
2198 |
21625 | 2199 ## FIXME: Almost passes. Second return value is {"/"}. Tested 4/14/16. |
22737
7abc25e6206a
maint: Clean up code base to follow Octave coding conventions.
Rik <rik@octave.org>
parents:
22725
diff
changeset
|
2200 ## Test start of comment as string |
7abc25e6206a
maint: Clean up code base to follow Octave coding conventions.
Rik <rik@octave.org>
parents:
22725
diff
changeset
|
2201 %!#test |
7abc25e6206a
maint: Clean up code base to follow Octave coding conventions.
Rik <rik@octave.org>
parents:
22725
diff
changeset
|
2202 %! c = textscan ("1 / 2 // 3", "%n %s %u8", "CommentStyle", {"//"}); |
7abc25e6206a
maint: Clean up code base to follow Octave coding conventions.
Rik <rik@octave.org>
parents:
22725
diff
changeset
|
2203 %! assert (c(1), {1, "/", 2}); |
21507
2cdbae31c022
improve compatibility of textscan for character arrays
John W. Eaton <jwe@octave.org>
parents:
21506
diff
changeset
|
2204 |
2cdbae31c022
improve compatibility of textscan for character arrays
John W. Eaton <jwe@octave.org>
parents:
21506
diff
changeset
|
2205 %!assert (textscan (["1 2 3 4"; "5 6 7 8"], "%f"), {[15; 26; 37; 48]}) |
21566
02826fb0f261
textscan: Fix bug in exponent parsing
Mike Miller <mtmiller@octave.org>
parents:
21551
diff
changeset
|
2206 |
21625 | 2207 ## Check for delimiter after exponent |
21566
02826fb0f261
textscan: Fix bug in exponent parsing
Mike Miller <mtmiller@octave.org>
parents:
21551
diff
changeset
|
2208 %!assert (textscan ("1e-3|42", "%f", "delimiter", "|"), {[1e-3; 42]}) |
24303
ddc91a2ee0e0
Remove all delimiters from whitespace list in textscan function (bug #52479).
Daniel J Sebald <daniel.sebald@ieee.org>
parents:
23219
diff
changeset
|
2209 |
ddc91a2ee0e0
Remove all delimiters from whitespace list in textscan function (bug #52479).
Daniel J Sebald <daniel.sebald@ieee.org>
parents:
23219
diff
changeset
|
2210 %!test <*52479> |
ddc91a2ee0e0
Remove all delimiters from whitespace list in textscan function (bug #52479).
Daniel J Sebald <daniel.sebald@ieee.org>
parents:
23219
diff
changeset
|
2211 %! str = "\t\ta\tb\tc\n"; |
ddc91a2ee0e0
Remove all delimiters from whitespace list in textscan function (bug #52479).
Daniel J Sebald <daniel.sebald@ieee.org>
parents:
23219
diff
changeset
|
2212 %! ret = textscan (str, "%s", "delimiter", "\t"); |
24346
f77da8da0f3f
Fix textscan missing fields and number reads for cell-specified delimiters (bug #52550).
Daniel J Sebald <daniel.sebald@ieee.org>
parents:
24310
diff
changeset
|
2213 %! assert (ret, { {''; ''; 'a'; 'b'; 'c'} }); |
24303
ddc91a2ee0e0
Remove all delimiters from whitespace list in textscan function (bug #52479).
Daniel J Sebald <daniel.sebald@ieee.org>
parents:
23219
diff
changeset
|
2214 |
24310
4dce9d03b2ba
Remove regression mark for second BIST test for textscan bug #52479.
Rik <rik@octave.org>
parents:
24304
diff
changeset
|
2215 %!test <52479> |
24303
ddc91a2ee0e0
Remove all delimiters from whitespace list in textscan function (bug #52479).
Daniel J Sebald <daniel.sebald@ieee.org>
parents:
23219
diff
changeset
|
2216 %! str = "\t\ta\tb\tc\n"; |
ddc91a2ee0e0
Remove all delimiters from whitespace list in textscan function (bug #52479).
Daniel J Sebald <daniel.sebald@ieee.org>
parents:
23219
diff
changeset
|
2217 %! ret = textscan (str, "%s", "delimiter", {"\t"}); |
24346
f77da8da0f3f
Fix textscan missing fields and number reads for cell-specified delimiters (bug #52550).
Daniel J Sebald <daniel.sebald@ieee.org>
parents:
24310
diff
changeset
|
2218 %! assert (ret, { {''; ''; 'a'; 'b'; 'c'} }); |
f77da8da0f3f
Fix textscan missing fields and number reads for cell-specified delimiters (bug #52550).
Daniel J Sebald <daniel.sebald@ieee.org>
parents:
24310
diff
changeset
|
2219 |
f77da8da0f3f
Fix textscan missing fields and number reads for cell-specified delimiters (bug #52550).
Daniel J Sebald <daniel.sebald@ieee.org>
parents:
24310
diff
changeset
|
2220 %!test <52550> |
f77da8da0f3f
Fix textscan missing fields and number reads for cell-specified delimiters (bug #52550).
Daniel J Sebald <daniel.sebald@ieee.org>
parents:
24310
diff
changeset
|
2221 %! str = ",,1,2,3\n"; |
f77da8da0f3f
Fix textscan missing fields and number reads for cell-specified delimiters (bug #52550).
Daniel J Sebald <daniel.sebald@ieee.org>
parents:
24310
diff
changeset
|
2222 %! obs = textscan (str, "%d", "delimiter", ","); |
f77da8da0f3f
Fix textscan missing fields and number reads for cell-specified delimiters (bug #52550).
Daniel J Sebald <daniel.sebald@ieee.org>
parents:
24310
diff
changeset
|
2223 %! assert (obs, { [0; 0; 1; 2; 3] }); |
f77da8da0f3f
Fix textscan missing fields and number reads for cell-specified delimiters (bug #52550).
Daniel J Sebald <daniel.sebald@ieee.org>
parents:
24310
diff
changeset
|
2224 %! obs = textscan (str, "%d", "delimiter", {","}); |
f77da8da0f3f
Fix textscan missing fields and number reads for cell-specified delimiters (bug #52550).
Daniel J Sebald <daniel.sebald@ieee.org>
parents:
24310
diff
changeset
|
2225 %! assert (obs, { [0; 0; 1; 2; 3] }); |
f77da8da0f3f
Fix textscan missing fields and number reads for cell-specified delimiters (bug #52550).
Daniel J Sebald <daniel.sebald@ieee.org>
parents:
24310
diff
changeset
|
2226 |
f77da8da0f3f
Fix textscan missing fields and number reads for cell-specified delimiters (bug #52550).
Daniel J Sebald <daniel.sebald@ieee.org>
parents:
24310
diff
changeset
|
2227 %!test <52550> |
f77da8da0f3f
Fix textscan missing fields and number reads for cell-specified delimiters (bug #52550).
Daniel J Sebald <daniel.sebald@ieee.org>
parents:
24310
diff
changeset
|
2228 %! str = " , ,1,2,3\n"; |
f77da8da0f3f
Fix textscan missing fields and number reads for cell-specified delimiters (bug #52550).
Daniel J Sebald <daniel.sebald@ieee.org>
parents:
24310
diff
changeset
|
2229 %! obs = textscan (str, "%d", "delimiter", ","); |
f77da8da0f3f
Fix textscan missing fields and number reads for cell-specified delimiters (bug #52550).
Daniel J Sebald <daniel.sebald@ieee.org>
parents:
24310
diff
changeset
|
2230 %! assert (obs, { [0; 0; 1; 2; 3] }); |
f77da8da0f3f
Fix textscan missing fields and number reads for cell-specified delimiters (bug #52550).
Daniel J Sebald <daniel.sebald@ieee.org>
parents:
24310
diff
changeset
|
2231 %! textscan (str, "%d", "delimiter", {","}); |
f77da8da0f3f
Fix textscan missing fields and number reads for cell-specified delimiters (bug #52550).
Daniel J Sebald <daniel.sebald@ieee.org>
parents:
24310
diff
changeset
|
2232 %! assert (obs, { [0; 0; 1; 2; 3] }); |
f77da8da0f3f
Fix textscan missing fields and number reads for cell-specified delimiters (bug #52550).
Daniel J Sebald <daniel.sebald@ieee.org>
parents:
24310
diff
changeset
|
2233 |
f77da8da0f3f
Fix textscan missing fields and number reads for cell-specified delimiters (bug #52550).
Daniel J Sebald <daniel.sebald@ieee.org>
parents:
24310
diff
changeset
|
2234 %!test <52550> |
f77da8da0f3f
Fix textscan missing fields and number reads for cell-specified delimiters (bug #52550).
Daniel J Sebald <daniel.sebald@ieee.org>
parents:
24310
diff
changeset
|
2235 %! str = " 0 , 5+6j , -INF+INFj ,NaN,3\n"; |
f77da8da0f3f
Fix textscan missing fields and number reads for cell-specified delimiters (bug #52550).
Daniel J Sebald <daniel.sebald@ieee.org>
parents:
24310
diff
changeset
|
2236 %! obs = textscan (str, "%f", "delimiter", ","); |
f77da8da0f3f
Fix textscan missing fields and number reads for cell-specified delimiters (bug #52550).
Daniel J Sebald <daniel.sebald@ieee.org>
parents:
24310
diff
changeset
|
2237 %! assert (obs, { [0; 5+6i; complex(-Inf,Inf); NaN; 3] }); |
f77da8da0f3f
Fix textscan missing fields and number reads for cell-specified delimiters (bug #52550).
Daniel J Sebald <daniel.sebald@ieee.org>
parents:
24310
diff
changeset
|
2238 %! obs = textscan (str, "%f", "delimiter", {","}); |
f77da8da0f3f
Fix textscan missing fields and number reads for cell-specified delimiters (bug #52550).
Daniel J Sebald <daniel.sebald@ieee.org>
parents:
24310
diff
changeset
|
2239 %! assert (obs, { [0; 5+6i; complex(-Inf,Inf); NaN; 3] }); |
f77da8da0f3f
Fix textscan missing fields and number reads for cell-specified delimiters (bug #52550).
Daniel J Sebald <daniel.sebald@ieee.org>
parents:
24310
diff
changeset
|
2240 |
f77da8da0f3f
Fix textscan missing fields and number reads for cell-specified delimiters (bug #52550).
Daniel J Sebald <daniel.sebald@ieee.org>
parents:
24310
diff
changeset
|
2241 %!test <52550> |
f77da8da0f3f
Fix textscan missing fields and number reads for cell-specified delimiters (bug #52550).
Daniel J Sebald <daniel.sebald@ieee.org>
parents:
24310
diff
changeset
|
2242 %! str = " 0;,;,1;,2;,3\n"; |
f77da8da0f3f
Fix textscan missing fields and number reads for cell-specified delimiters (bug #52550).
Daniel J Sebald <daniel.sebald@ieee.org>
parents:
24310
diff
changeset
|
2243 %! assert (textscan (str, "%f", "delimiter", {";,"}), { [0; NaN; 1; 2; 3] }); |
f77da8da0f3f
Fix textscan missing fields and number reads for cell-specified delimiters (bug #52550).
Daniel J Sebald <daniel.sebald@ieee.org>
parents:
24310
diff
changeset
|
2244 |
f77da8da0f3f
Fix textscan missing fields and number reads for cell-specified delimiters (bug #52550).
Daniel J Sebald <daniel.sebald@ieee.org>
parents:
24310
diff
changeset
|
2245 %!test <52550> |
f77da8da0f3f
Fix textscan missing fields and number reads for cell-specified delimiters (bug #52550).
Daniel J Sebald <daniel.sebald@ieee.org>
parents:
24310
diff
changeset
|
2246 %! str = " 0 ;1 , $ 2 ;3\n"; |
f77da8da0f3f
Fix textscan missing fields and number reads for cell-specified delimiters (bug #52550).
Daniel J Sebald <daniel.sebald@ieee.org>
parents:
24310
diff
changeset
|
2247 %! obs = textscan (str, "%f", "delimiter", ",;$"); |
f77da8da0f3f
Fix textscan missing fields and number reads for cell-specified delimiters (bug #52550).
Daniel J Sebald <daniel.sebald@ieee.org>
parents:
24310
diff
changeset
|
2248 %! assert (obs, { [0; 1; NaN; 2; 3] }); |
f77da8da0f3f
Fix textscan missing fields and number reads for cell-specified delimiters (bug #52550).
Daniel J Sebald <daniel.sebald@ieee.org>
parents:
24310
diff
changeset
|
2249 %! obs = textscan (str, "%f", "delimiter", {",",";","$"}); |
f77da8da0f3f
Fix textscan missing fields and number reads for cell-specified delimiters (bug #52550).
Daniel J Sebald <daniel.sebald@ieee.org>
parents:
24310
diff
changeset
|
2250 %! assert (obs, { [0; 1; NaN; 2; 3] }); |
24303
ddc91a2ee0e0
Remove all delimiters from whitespace list in textscan function (bug #52479).
Daniel J Sebald <daniel.sebald@ieee.org>
parents:
23219
diff
changeset
|
2251 |
21502
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
2252 */ |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
2253 |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
2254 // These tests have end-comment sequences, so can't just be in a comment |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
2255 #if 0 |
21625 | 2256 ## Test unfinished comment |
21502
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
2257 %!test |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
2258 %! c = textscan ("1 2 /* half comment", "%n %u8", "CommentStyle", {"/*", "*/"}); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
2259 %! assert (c, {1, 2}); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
2260 |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
2261 ## Test reading from a real file |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
2262 %!test |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
2263 %! f = tempname (); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
2264 %! fid = fopen (f, "w+"); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
2265 %! d = rand (1, 4); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
2266 %! fprintf (fid, " %f %f /* comment */ %f %f ", d); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
2267 %! fseek (fid, 0, "bof"); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
2268 %! A = textscan (fid, "%f %f", "CommentStyle", {"/*", "*/"}); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
2269 %! E = feof (fid); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
2270 %! fclose (fid); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
2271 %! unlink (f); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
2272 %! assert (A{1}, [d(1); d(3)], 1e-6); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
2273 %! assert (A{2}, [d(2); d(4)], 1e-6); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
2274 %! assert (E); |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
2275 #endif |
7a19c5678f91
move textscan class to oct-stream.cc and textscan function to file-io.cc
John W. Eaton <jwe@octave.org>
parents:
21457
diff
changeset
|
2276 |
21625 | 2277 /* |
2278 ## Test input validation | |
2279 %!error textscan () | |
2280 %!error textscan (single (40)) | |
2281 %!error textscan ({40}) | |
2282 %!error <must be a string> textscan ("Hello World", 2) | |
2283 %!error <at most one character or> | |
2284 %! textscan ("Hello World", "%s", "EndOfLine", 3); | |
2285 %!error <'%z' is not a valid format specifier> textscan ("1.0", "%z") | |
2286 %!error <no valid format conversion specifiers> textscan ("1.0", "foo") | |
2287 */ | |
2288 | |
2116 | 2289 static octave_value |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22837
diff
changeset
|
2290 do_fread (octave::stream& os, const octave_value& size_arg, |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10259
diff
changeset
|
2291 const octave_value& prec_arg, const octave_value& skip_arg, |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10259
diff
changeset
|
2292 const octave_value& arch_arg, octave_idx_type& count) |
2116 | 2293 { |
2294 count = -1; | |
2295 | |
20703
85e5efae848a
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20700
diff
changeset
|
2296 Array<double> size = size_arg.xvector_value ("fread: invalid SIZE specified"); |
85e5efae848a
eliminate more uses of error_state
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parents:
20700
diff
changeset
|
2297 |
85e5efae848a
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
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20700
diff
changeset
|
2298 std::string prec = prec_arg.xstring_value ("fread: PRECISION must be a string"); |
85e5efae848a
eliminate more uses of error_state
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parents:
20700
diff
changeset
|
2299 |
85e5efae848a
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20700
diff
changeset
|
2300 int block_size = 1; |
85e5efae848a
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20700
diff
changeset
|
2301 oct_data_conv::data_type input_type; |
85e5efae848a
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20700
diff
changeset
|
2302 oct_data_conv::data_type output_type; |
85e5efae848a
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20700
diff
changeset
|
2303 |
20741
a5ab31b52ae8
eliminate more uses of error_state
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20713
diff
changeset
|
2304 try |
2116 | 2305 { |
20741
a5ab31b52ae8
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John W. Eaton <jwe@octave.org>
parents:
20713
diff
changeset
|
2306 oct_data_conv::string_to_data_type (prec, block_size, |
a5ab31b52ae8
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
2307 input_type, output_type); |
a5ab31b52ae8
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
2308 } |
22327
d0562b3159c7
move more classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2309 catch (octave::execution_exception& e) |
20741
a5ab31b52ae8
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20713
diff
changeset
|
2310 { |
20756
200ae1d650b7
propagate octave_execution_exception objects through try/catch blocks
John W. Eaton <jwe@octave.org>
parents:
20747
diff
changeset
|
2311 error (e, "fread: invalid PRECISION specified"); |
20741
a5ab31b52ae8
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20713
diff
changeset
|
2312 } |
4944 | 2313 |
20747
ee2743bd07a8
eliminate various compiler warnings
John W. Eaton <jwe@octave.org>
parents:
20741
diff
changeset
|
2314 int skip = 0; |
3202 | 2315 |
20741
a5ab31b52ae8
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John W. Eaton <jwe@octave.org>
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20713
diff
changeset
|
2316 try |
a5ab31b52ae8
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
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20713
diff
changeset
|
2317 { |
a5ab31b52ae8
eliminate more uses of error_state
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20713
diff
changeset
|
2318 skip = skip_arg.int_value (true); |
a5ab31b52ae8
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
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20713
diff
changeset
|
2319 } |
22327
d0562b3159c7
move more classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2320 catch (octave::execution_exception& e) |
20741
a5ab31b52ae8
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20713
diff
changeset
|
2321 { |
20756
200ae1d650b7
propagate octave_execution_exception objects through try/catch blocks
John W. Eaton <jwe@octave.org>
parents:
20747
diff
changeset
|
2322 error (e, "fread: SKIP must be an integer"); |
20741
a5ab31b52ae8
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
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diff
changeset
|
2323 } |
2116 | 2324 |
20741
a5ab31b52ae8
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20713
diff
changeset
|
2325 std::string arch = arch_arg.xstring_value ("fread: ARCH architecture type must be a string"); |
2116 | 2326 |
21739
c4ab2e54f100
use namespace for oct_mach_info class
John W. Eaton <jwe@octave.org>
parents:
21736
diff
changeset
|
2327 octave::mach_info::float_format flt_fmt |
c4ab2e54f100
use namespace for oct_mach_info class
John W. Eaton <jwe@octave.org>
parents:
21736
diff
changeset
|
2328 = octave::mach_info::string_to_float_format (arch); |
20741
a5ab31b52ae8
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20713
diff
changeset
|
2329 |
a5ab31b52ae8
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
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20713
diff
changeset
|
2330 return os.read (size, block_size, input_type, output_type, skip, |
a5ab31b52ae8
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20713
diff
changeset
|
2331 flt_fmt, count); |
2116 | 2332 } |
2333 | |
23738
8acd390d16c9
don't use singleton for stream_list object
John W. Eaton <jwe@octave.org>
parents:
23737
diff
changeset
|
2334 DEFMETHOD (fread, interp, args, , |
8acd390d16c9
don't use singleton for stream_list object
John W. Eaton <jwe@octave.org>
parents:
23737
diff
changeset
|
2335 doc: /* -*- texinfo -*- |
21966
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2336 @deftypefn {} {@var{val} =} fread (@var{fid}) |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
2337 @deftypefnx {} {@var{val} =} fread (@var{fid}, @var{size}) |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2338 @deftypefnx {} {@var{val} =} fread (@var{fid}, @var{size}, @var{precision}) |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2339 @deftypefnx {} {@var{val} =} fread (@var{fid}, @var{size}, @var{precision}, @var{skip}) |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
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21942
diff
changeset
|
2340 @deftypefnx {} {@var{val} =} fread (@var{fid}, @var{size}, @var{precision}, @var{skip}, @var{arch}) |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2341 @deftypefnx {} {[@var{val}, @var{count}] =} fread (@dots{}) |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2342 Read binary data from the file specified by the file descriptor @var{fid}. |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2343 |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2344 The optional argument @var{size} specifies the amount of data to read |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2345 and may be one of |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
2346 |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
2347 @table @code |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
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diff
changeset
|
2348 @item Inf |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
2349 Read as much as possible, returning a column vector. |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2350 |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2351 @item @var{nr} |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2352 Read up to @var{nr} elements, returning a column vector. |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2353 |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2354 @item [@var{nr}, Inf] |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2355 Read as much as possible, returning a matrix with @var{nr} rows. If the |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2356 number of elements read is not an exact multiple of @var{nr}, the last |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2357 column is padded with zeros. |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2358 |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2359 @item [@var{nr}, @var{nc}] |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2360 Read up to @code{@var{nr} * @var{nc}} elements, returning a matrix with |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2361 @var{nr} rows. If the number of elements read is not an exact multiple |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2362 of @var{nr}, the last column is padded with zeros. |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2363 @end table |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
2364 |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
2365 @noindent |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2366 If @var{size} is omitted, a value of @code{Inf} is assumed. |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
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diff
changeset
|
2367 |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2368 The optional argument @var{precision} is a string specifying the type of |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2369 data to read and may be one of |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2370 |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
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21942
diff
changeset
|
2371 @table @asis |
23982
3706091dc91c
Make fread, fwrite precisions compatible with Matlab (bug #41672).
Rik <rik@octave.org>
parents:
23949
diff
changeset
|
2372 @item @qcode{"uint8"} (default) |
3706091dc91c
Make fread, fwrite precisions compatible with Matlab (bug #41672).
Rik <rik@octave.org>
parents:
23949
diff
changeset
|
2373 8-bit unsigned integer. |
21966
112b20240c87
move docstrings in C++ files out of C strings and into comments
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diff
changeset
|
2374 |
112b20240c87
move docstrings in C++ files out of C strings and into comments
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diff
changeset
|
2375 @item @qcode{"int8"} |
112b20240c87
move docstrings in C++ files out of C strings and into comments
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|
2376 @itemx @qcode{"integer*1"} |
112b20240c87
move docstrings in C++ files out of C strings and into comments
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diff
changeset
|
2377 8-bit signed integer. |
112b20240c87
move docstrings in C++ files out of C strings and into comments
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diff
changeset
|
2378 |
23982
3706091dc91c
Make fread, fwrite precisions compatible with Matlab (bug #41672).
Rik <rik@octave.org>
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23949
diff
changeset
|
2379 @item @qcode{"uint16"} |
3706091dc91c
Make fread, fwrite precisions compatible with Matlab (bug #41672).
Rik <rik@octave.org>
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diff
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|
2380 @itemx @qcode{"ushort"} |
3706091dc91c
Make fread, fwrite precisions compatible with Matlab (bug #41672).
Rik <rik@octave.org>
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23949
diff
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|
2381 @itemx @qcode{"unsigned short"} |
3706091dc91c
Make fread, fwrite precisions compatible with Matlab (bug #41672).
Rik <rik@octave.org>
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23949
diff
changeset
|
2382 16-bit unsigned integer. |
3706091dc91c
Make fread, fwrite precisions compatible with Matlab (bug #41672).
Rik <rik@octave.org>
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23949
diff
changeset
|
2383 |
21966
112b20240c87
move docstrings in C++ files out of C strings and into comments
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changeset
|
2384 @item @qcode{"int16"} |
112b20240c87
move docstrings in C++ files out of C strings and into comments
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changeset
|
2385 @itemx @qcode{"integer*2"} |
23982
3706091dc91c
Make fread, fwrite precisions compatible with Matlab (bug #41672).
Rik <rik@octave.org>
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changeset
|
2386 @itemx @qcode{"short"} |
21966
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move docstrings in C++ files out of C strings and into comments
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|
2387 16-bit signed integer. |
112b20240c87
move docstrings in C++ files out of C strings and into comments
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|
2388 |
23982
3706091dc91c
Make fread, fwrite precisions compatible with Matlab (bug #41672).
Rik <rik@octave.org>
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23949
diff
changeset
|
2389 @item @qcode{"uint"} |
3706091dc91c
Make fread, fwrite precisions compatible with Matlab (bug #41672).
Rik <rik@octave.org>
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23949
diff
changeset
|
2390 @itemx @qcode{"uint32"} |
3706091dc91c
Make fread, fwrite precisions compatible with Matlab (bug #41672).
Rik <rik@octave.org>
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23949
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|
2391 @itemx @qcode{"unsigned int"} |
3706091dc91c
Make fread, fwrite precisions compatible with Matlab (bug #41672).
Rik <rik@octave.org>
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|
2392 @itemx @qcode{"ulong"} |
3706091dc91c
Make fread, fwrite precisions compatible with Matlab (bug #41672).
Rik <rik@octave.org>
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23949
diff
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|
2393 @itemx @qcode{"unsigned long"} |
3706091dc91c
Make fread, fwrite precisions compatible with Matlab (bug #41672).
Rik <rik@octave.org>
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23949
diff
changeset
|
2394 32-bit unsigned integer. |
3706091dc91c
Make fread, fwrite precisions compatible with Matlab (bug #41672).
Rik <rik@octave.org>
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23949
diff
changeset
|
2395 |
3706091dc91c
Make fread, fwrite precisions compatible with Matlab (bug #41672).
Rik <rik@octave.org>
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23949
diff
changeset
|
2396 @item @qcode{"int"} |
3706091dc91c
Make fread, fwrite precisions compatible with Matlab (bug #41672).
Rik <rik@octave.org>
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|
2397 @itemx @qcode{"int32"} |
21966
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move docstrings in C++ files out of C strings and into comments
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changeset
|
2398 @itemx @qcode{"integer*4"} |
23982
3706091dc91c
Make fread, fwrite precisions compatible with Matlab (bug #41672).
Rik <rik@octave.org>
parents:
23949
diff
changeset
|
2399 @itemx @qcode{"long"} |
21966
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2400 32-bit signed integer. |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2401 |
23982
3706091dc91c
Make fread, fwrite precisions compatible with Matlab (bug #41672).
Rik <rik@octave.org>
parents:
23949
diff
changeset
|
2402 @item @qcode{"uint64"} |
3706091dc91c
Make fread, fwrite precisions compatible with Matlab (bug #41672).
Rik <rik@octave.org>
parents:
23949
diff
changeset
|
2403 64-bit unsigned integer. |
3706091dc91c
Make fread, fwrite precisions compatible with Matlab (bug #41672).
Rik <rik@octave.org>
parents:
23949
diff
changeset
|
2404 |
21966
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2405 @item @qcode{"int64"} |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2406 @itemx @qcode{"integer*8"} |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2407 64-bit signed integer. |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2408 |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2409 @item @qcode{"single"} |
23949
58435a400d4e
Document that fread 'float' size is 32 bits (bug #41672).
Rik <rik@octave.org>
parents:
23924
diff
changeset
|
2410 @itemx @qcode{"float"} |
21966
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2411 @itemx @qcode{"float32"} |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2412 @itemx @qcode{"real*4"} |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2413 32-bit floating point number. |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2414 |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2415 @item @qcode{"double"} |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
2416 @itemx @qcode{"float64"} |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
2417 @itemx @qcode{"real*8"} |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2418 64-bit floating point number. |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
2419 |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
2420 @item @qcode{"char"} |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2421 @itemx @qcode{"char*1"} |
23982
3706091dc91c
Make fread, fwrite precisions compatible with Matlab (bug #41672).
Rik <rik@octave.org>
parents:
23949
diff
changeset
|
2422 8-bit single character. |
3706091dc91c
Make fread, fwrite precisions compatible with Matlab (bug #41672).
Rik <rik@octave.org>
parents:
23949
diff
changeset
|
2423 |
3706091dc91c
Make fread, fwrite precisions compatible with Matlab (bug #41672).
Rik <rik@octave.org>
parents:
23949
diff
changeset
|
2424 @item @qcode{"uchar"} |
3706091dc91c
Make fread, fwrite precisions compatible with Matlab (bug #41672).
Rik <rik@octave.org>
parents:
23949
diff
changeset
|
2425 @itemx @qcode{"unsigned char"} |
3706091dc91c
Make fread, fwrite precisions compatible with Matlab (bug #41672).
Rik <rik@octave.org>
parents:
23949
diff
changeset
|
2426 8-bit unsigned character. |
3706091dc91c
Make fread, fwrite precisions compatible with Matlab (bug #41672).
Rik <rik@octave.org>
parents:
23949
diff
changeset
|
2427 |
3706091dc91c
Make fread, fwrite precisions compatible with Matlab (bug #41672).
Rik <rik@octave.org>
parents:
23949
diff
changeset
|
2428 @item @qcode{"schar"} |
3706091dc91c
Make fread, fwrite precisions compatible with Matlab (bug #41672).
Rik <rik@octave.org>
parents:
23949
diff
changeset
|
2429 @itemx @qcode{"signed char"} |
3706091dc91c
Make fread, fwrite precisions compatible with Matlab (bug #41672).
Rik <rik@octave.org>
parents:
23949
diff
changeset
|
2430 8-bit signed character. |
21966
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2431 |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
2432 @end table |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
2433 |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2434 @noindent |
23982
3706091dc91c
Make fread, fwrite precisions compatible with Matlab (bug #41672).
Rik <rik@octave.org>
parents:
23949
diff
changeset
|
2435 The default precision is @qcode{"uint8"}. |
21966
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2436 |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2437 The @var{precision} argument may also specify an optional repeat |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2438 count. For example, @samp{32*single} causes @code{fread} to read |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2439 a block of 32 single precision floating point numbers. Reading in |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2440 blocks is useful in combination with the @var{skip} argument. |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2441 |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2442 The @var{precision} argument may also specify a type conversion. |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2443 For example, @samp{int16=>int32} causes @code{fread} to read 16-bit |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2444 integer values and return an array of 32-bit integer values. By |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2445 default, @code{fread} returns a double precision array. The special |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2446 form @samp{*TYPE} is shorthand for @samp{TYPE=>TYPE}. |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2447 |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2448 The conversion and repeat counts may be combined. For example, the |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2449 specification @samp{32*single=>single} causes @code{fread} to read |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2450 blocks of single precision floating point values and return an array |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2451 of single precision values instead of the default array of double |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2452 precision values. |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2453 |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2454 The optional argument @var{skip} specifies the number of bytes to skip |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2455 after each element (or block of elements) is read. If it is not |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2456 specified, a value of 0 is assumed. If the final block read is not |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2457 complete, the final skip is omitted. For example, |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2458 |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2459 @example |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2460 fread (f, 10, "3*single=>single", 8) |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2461 @end example |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2462 |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2463 @noindent |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2464 will omit the final 8-byte skip because the last read will not be |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2465 a complete block of 3 values. |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2466 |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2467 The optional argument @var{arch} is a string specifying the data format |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2468 for the file. Valid values are |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2469 |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2470 @table @asis |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2471 @item @qcode{"native"} or @qcode{"n"} |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2472 The format of the current machine. |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2473 |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2474 @item @qcode{"ieee-be"} or @qcode{"b"} |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2475 IEEE big endian. |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2476 |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2477 @item @qcode{"ieee-le"} or @qcode{"l"} |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2478 IEEE little endian. |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2479 @end table |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2480 |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2481 If no @var{arch} is given the value used in the call to @code{fopen} which |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2482 created the file descriptor is used. Otherwise, the value specified with |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2483 @code{fread} overrides that of @code{fopen} and determines the data format. |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2484 |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2485 The output argument @var{val} contains the data read from the file. |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2486 |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2487 The optional return value @var{count} contains the number of elements read. |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2488 @seealso{fwrite, fgets, fgetl, fscanf, fopen} |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2489 @end deftypefn */) |
529 | 2490 { |
2116 | 2491 int nargin = args.length (); |
2492 | |
20805
2d6ddb2b157c
eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
parents:
20785
diff
changeset
|
2493 if (nargin < 1 || nargin > 5) |
2d6ddb2b157c
eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
parents:
20785
diff
changeset
|
2494 print_usage (); |
2116 | 2495 |
23738
8acd390d16c9
don't use singleton for stream_list object
John W. Eaton <jwe@octave.org>
parents:
23737
diff
changeset
|
2496 octave::stream_list& streams = interp.get_stream_list (); |
8acd390d16c9
don't use singleton for stream_list object
John W. Eaton <jwe@octave.org>
parents:
23737
diff
changeset
|
2497 |
8acd390d16c9
don't use singleton for stream_list object
John W. Eaton <jwe@octave.org>
parents:
23737
diff
changeset
|
2498 octave::stream os = streams.lookup (args(0), "fread"); |
2116 | 2499 |
20805
2d6ddb2b157c
eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
parents:
20785
diff
changeset
|
2500 octave_value size = lo_ieee_inf_value (); |
23982
3706091dc91c
Make fread, fwrite precisions compatible with Matlab (bug #41672).
Rik <rik@octave.org>
parents:
23949
diff
changeset
|
2501 octave_value prec = "uint8"; |
20805
2d6ddb2b157c
eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
parents:
20785
diff
changeset
|
2502 octave_value skip = 0; |
2d6ddb2b157c
eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
parents:
20785
diff
changeset
|
2503 octave_value arch = "unknown"; |
2116 | 2504 |
20805
2d6ddb2b157c
eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
parents:
20785
diff
changeset
|
2505 int idx = 1; |
2116 | 2506 |
20805
2d6ddb2b157c
eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
parents:
20785
diff
changeset
|
2507 if (nargin > idx && ! args(idx).is_string ()) |
2d6ddb2b157c
eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
parents:
20785
diff
changeset
|
2508 size = args(idx++); |
2116 | 2509 |
20805
2d6ddb2b157c
eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
parents:
20785
diff
changeset
|
2510 if (nargin > idx) |
2d6ddb2b157c
eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
parents:
20785
diff
changeset
|
2511 prec = args(idx++); |
2d6ddb2b157c
eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
parents:
20785
diff
changeset
|
2512 |
2d6ddb2b157c
eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
parents:
20785
diff
changeset
|
2513 if (nargin > idx) |
2d6ddb2b157c
eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
parents:
20785
diff
changeset
|
2514 skip = args(idx++); |
4257 | 2515 |
20805
2d6ddb2b157c
eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
parents:
20785
diff
changeset
|
2516 if (nargin > idx) |
2d6ddb2b157c
eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
parents:
20785
diff
changeset
|
2517 arch = args(idx++); |
2d6ddb2b157c
eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
parents:
20785
diff
changeset
|
2518 else if (skip.is_string ()) |
2d6ddb2b157c
eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
parents:
20785
diff
changeset
|
2519 { |
2d6ddb2b157c
eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
parents:
20785
diff
changeset
|
2520 arch = skip; |
2d6ddb2b157c
eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
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diff
changeset
|
2521 skip = 0; |
2d6ddb2b157c
eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
parents:
20785
diff
changeset
|
2522 } |
2116 | 2523 |
20805
2d6ddb2b157c
eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
parents:
20785
diff
changeset
|
2524 octave_idx_type count = -1; |
20561
c41595061186
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20457
diff
changeset
|
2525 |
20805
2d6ddb2b157c
eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
parents:
20785
diff
changeset
|
2526 octave_value tmp = do_fread (os, size, prec, skip, arch, count); |
2d6ddb2b157c
eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
2527 |
20918
6f0bd96f93c0
maint: Use new C++ archetype in more files.
Rik <rik@octave.org>
parents:
20898
diff
changeset
|
2528 return ovl (tmp, count); |
529 | 2529 } |
2530 | |
2116 | 2531 static int |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22837
diff
changeset
|
2532 do_fwrite (octave::stream& os, const octave_value& data, |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10259
diff
changeset
|
2533 const octave_value& prec_arg, const octave_value& skip_arg, |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10259
diff
changeset
|
2534 const octave_value& arch_arg) |
2116 | 2535 { |
20700
68e3a747ca02
rename octave_value value extractors that accept error message args
John W. Eaton <jwe@octave.org>
parents:
20687
diff
changeset
|
2536 std::string prec = prec_arg.xstring_value ("fwrite: PRECISION must be a string"); |
20581
fd0efcdb3718
use new string_value method to handle value extraction errors
John W. Eaton <jwe@octave.org>
parents:
20561
diff
changeset
|
2537 |
fd0efcdb3718
use new string_value method to handle value extraction errors
John W. Eaton <jwe@octave.org>
parents:
20561
diff
changeset
|
2538 int block_size = 1; |
fd0efcdb3718
use new string_value method to handle value extraction errors
John W. Eaton <jwe@octave.org>
parents:
20561
diff
changeset
|
2539 oct_data_conv::data_type output_type; |
2116 | 2540 |
20741
a5ab31b52ae8
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
2541 try |
20581
fd0efcdb3718
use new string_value method to handle value extraction errors
John W. Eaton <jwe@octave.org>
parents:
20561
diff
changeset
|
2542 { |
20741
a5ab31b52ae8
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20713
diff
changeset
|
2543 oct_data_conv::string_to_data_type (prec, block_size, output_type); |
a5ab31b52ae8
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20713
diff
changeset
|
2544 } |
22327
d0562b3159c7
move more classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2545 catch (octave::execution_exception& e) |
20741
a5ab31b52ae8
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20713
diff
changeset
|
2546 { |
20756
200ae1d650b7
propagate octave_execution_exception objects through try/catch blocks
John W. Eaton <jwe@octave.org>
parents:
20747
diff
changeset
|
2547 error (e, "fwrite: invalid PRECISION specified"); |
20741
a5ab31b52ae8
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20713
diff
changeset
|
2548 } |
2116 | 2549 |
20747
ee2743bd07a8
eliminate various compiler warnings
John W. Eaton <jwe@octave.org>
parents:
20741
diff
changeset
|
2550 int skip = 0; |
3202 | 2551 |
20741
a5ab31b52ae8
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20713
diff
changeset
|
2552 try |
a5ab31b52ae8
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20713
diff
changeset
|
2553 { |
a5ab31b52ae8
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20713
diff
changeset
|
2554 skip = skip_arg.int_value (true); |
a5ab31b52ae8
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
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20713
diff
changeset
|
2555 } |
22327
d0562b3159c7
move more classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents:
22323
diff
changeset
|
2556 catch (octave::execution_exception& e) |
20741
a5ab31b52ae8
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20713
diff
changeset
|
2557 { |
20756
200ae1d650b7
propagate octave_execution_exception objects through try/catch blocks
John W. Eaton <jwe@octave.org>
parents:
20747
diff
changeset
|
2558 error (e, "fwrite: SKIP must be an integer"); |
20741
a5ab31b52ae8
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
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diff
changeset
|
2559 } |
2116 | 2560 |
20741
a5ab31b52ae8
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20713
diff
changeset
|
2561 std::string arch = arch_arg.xstring_value ("fwrite: ARCH architecture type must be a string"); |
2116 | 2562 |
21739
c4ab2e54f100
use namespace for oct_mach_info class
John W. Eaton <jwe@octave.org>
parents:
21736
diff
changeset
|
2563 octave::mach_info::float_format flt_fmt |
c4ab2e54f100
use namespace for oct_mach_info class
John W. Eaton <jwe@octave.org>
parents:
21736
diff
changeset
|
2564 = octave::mach_info::string_to_float_format (arch); |
20741
a5ab31b52ae8
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
2565 |
a5ab31b52ae8
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20713
diff
changeset
|
2566 return os.write (data, block_size, output_type, skip, flt_fmt); |
2116 | 2567 } |
2568 | |
23738
8acd390d16c9
don't use singleton for stream_list object
John W. Eaton <jwe@octave.org>
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23737
diff
changeset
|
2569 DEFMETHOD (fwrite, interp, args, , |
8acd390d16c9
don't use singleton for stream_list object
John W. Eaton <jwe@octave.org>
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23737
diff
changeset
|
2570 doc: /* -*- texinfo -*- |
21966
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
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diff
changeset
|
2571 @deftypefn {} {} fwrite (@var{fid}, @var{data}) |
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move docstrings in C++ files out of C strings and into comments
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diff
changeset
|
2572 @deftypefnx {} {} fwrite (@var{fid}, @var{data}, @var{precision}) |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
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diff
changeset
|
2573 @deftypefnx {} {} fwrite (@var{fid}, @var{data}, @var{precision}, @var{skip}) |
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move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
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|
2574 @deftypefnx {} {} fwrite (@var{fid}, @var{data}, @var{precision}, @var{skip}, @var{arch}) |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
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|
2575 @deftypefnx {} {@var{count} =} fwrite (@dots{}) |
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move docstrings in C++ files out of C strings and into comments
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|
2576 Write data in binary form to the file specified by the file descriptor |
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move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
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diff
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|
2577 @var{fid}, returning the number of values @var{count} successfully written |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
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|
2578 to the file. |
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diff
changeset
|
2579 |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
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diff
changeset
|
2580 The argument @var{data} is a matrix of values that are to be written to |
112b20240c87
move docstrings in C++ files out of C strings and into comments
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diff
changeset
|
2581 the file. The values are extracted in column-major order. |
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diff
changeset
|
2582 |
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move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
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diff
changeset
|
2583 The remaining arguments @var{precision}, @var{skip}, and @var{arch} are |
112b20240c87
move docstrings in C++ files out of C strings and into comments
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diff
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|
2584 optional, and are interpreted as described for @code{fread}. |
112b20240c87
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diff
changeset
|
2585 |
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move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2586 The behavior of @code{fwrite} is undefined if the values in @var{data} |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
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diff
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|
2587 are too large to fit in the specified precision. |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
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diff
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|
2588 @seealso{fread, fputs, fprintf, fopen} |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
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diff
changeset
|
2589 @end deftypefn */) |
1181 | 2590 { |
2116 | 2591 int nargin = args.length (); |
2592 | |
20805
2d6ddb2b157c
eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
2593 if (nargin < 2 || nargin > 5) |
5823 | 2594 print_usage (); |
2116 | 2595 |
23738
8acd390d16c9
don't use singleton for stream_list object
John W. Eaton <jwe@octave.org>
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|
2596 octave::stream_list& streams = interp.get_stream_list (); |
8acd390d16c9
don't use singleton for stream_list object
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|
2597 |
8acd390d16c9
don't use singleton for stream_list object
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23737
diff
changeset
|
2598 octave::stream os = streams.lookup (args(0), "fwrite"); |
20805
2d6ddb2b157c
eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
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changeset
|
2599 |
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John W. Eaton <jwe@octave.org>
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20785
diff
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|
2600 octave_value prec = "uchar"; |
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eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
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diff
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|
2601 octave_value skip = 0; |
2d6ddb2b157c
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|
2602 octave_value arch = "unknown"; |
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John W. Eaton <jwe@octave.org>
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|
2603 |
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John W. Eaton <jwe@octave.org>
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20785
diff
changeset
|
2604 int idx = 1; |
2d6ddb2b157c
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20785
diff
changeset
|
2605 |
2d6ddb2b157c
eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
parents:
20785
diff
changeset
|
2606 octave_value data = args(idx++); |
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John W. Eaton <jwe@octave.org>
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diff
changeset
|
2607 |
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John W. Eaton <jwe@octave.org>
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|
2608 if (nargin > idx) |
2d6ddb2b157c
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John W. Eaton <jwe@octave.org>
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|
2609 prec = args(idx++); |
2d6ddb2b157c
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John W. Eaton <jwe@octave.org>
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diff
changeset
|
2610 |
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changeset
|
2611 if (nargin > idx) |
2d6ddb2b157c
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|
2612 skip = args(idx++); |
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|
2613 |
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|
2614 if (nargin > idx) |
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|
2615 arch = args(idx++); |
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John W. Eaton <jwe@octave.org>
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diff
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|
2616 else if (skip.is_string ()) |
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|
2617 { |
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|
2618 arch = skip; |
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|
2619 skip = 0; |
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|
2620 } |
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|
2621 |
21127
df7891224709
maint: Use "return ovl (...)" in DEFUN macros.
Rik <rik@octave.org>
parents:
21126
diff
changeset
|
2622 return ovl (do_fwrite (os, data, prec, skip, arch)); |
1181 | 2623 } |
2624 | |
23738
8acd390d16c9
don't use singleton for stream_list object
John W. Eaton <jwe@octave.org>
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|
2625 DEFMETHODX ("feof", Ffeof, interp, args, , |
8acd390d16c9
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|
2626 doc: /* -*- texinfo -*- |
21966
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|
2627 @deftypefn {} {@var{status} =} feof (@var{fid}) |
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|
2628 Return 1 if an end-of-file condition has been encountered for the file |
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|
2629 specified by file descriptor @var{fid} and 0 otherwise. |
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|
2630 |
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changeset
|
2631 Note that @code{feof} will only return 1 if the end of the file has already |
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|
2632 been encountered, not if the next read operation will result in an |
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|
2633 end-of-file condition. |
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move docstrings in C++ files out of C strings and into comments
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|
2634 @seealso{fread, frewind, fseek, fclear, fopen} |
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|
2635 @end deftypefn */) |
529 | 2636 { |
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|
2637 if (args.length () != 1) |
5823 | 2638 print_usage (); |
444 | 2639 |
23738
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|
2640 octave::stream_list& streams = interp.get_stream_list (); |
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|
2641 |
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|
2642 octave::stream os = streams.lookup (args(0), "feof"); |
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|
2643 |
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Rik <rik@octave.org>
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21126
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|
2644 return ovl (os.eof () ? 1.0 : 0.0); |
444 | 2645 } |
2646 | |
23738
8acd390d16c9
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|
2647 DEFMETHODX ("ferror", Fferror, interp, args, , |
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|
2648 doc: /* -*- texinfo -*- |
21966
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|
2649 @deftypefn {} {@var{msg} =} ferror (@var{fid}) |
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|
2650 @deftypefnx {} {[@var{msg}, @var{err}] =} ferror (@var{fid}) |
22725
37e53505e2eb
doc: Use Texinfo dots macro to create ellipses.
Rik <rik@octave.org>
parents:
22720
diff
changeset
|
2651 @deftypefnx {} {[@dots{}] =} ferror (@var{fid}, "clear") |
21966
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2652 Query the error status of the stream specified by file descriptor @var{fid} |
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2653 |
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2654 If an error condition exists then return a string @var{msg} describing the |
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2655 error. Otherwise, return an empty string @qcode{""}. |
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2656 |
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2657 The second input @qcode{"clear"} is optional. If supplied, the error |
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2658 state on the stream will be cleared. |
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2659 |
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2660 The optional second output is a numeric indication of the error status. |
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2661 @var{err} is 1 if an error condition has been encountered and 0 otherwise. |
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2662 |
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2663 Note that @code{ferror} indicates if an error has already occurred, not |
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2664 whether the next operation will result in an error condition. |
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2665 @seealso{fclear, fopen} |
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2666 @end deftypefn */) |
1230 | 2667 { |
2095 | 2668 int nargin = args.length (); |
1230 | 2669 |
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2670 if (nargin < 1 || nargin > 2) |
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2671 print_usage (); |
1230 | 2672 |
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2673 octave::stream_list& streams = interp.get_stream_list (); |
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2674 |
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2675 octave::stream os = streams.lookup (args(0), "ferror"); |
1230 | 2676 |
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2677 bool clear = false; |
2095 | 2678 |
20805
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2679 if (nargin == 2) |
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2680 { |
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2681 std::string opt = args(1).string_value (); |
20561
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eliminate more simple uses of error_state
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2682 |
20805
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2683 clear = (opt == "clear"); |
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2684 } |
1755 | 2685 |
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2686 int error_number = 0; |
1230 | 2687 |
20805
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2688 std::string error_message = os.error (clear, error_number); |
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2689 |
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Rik <rik@octave.org>
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2690 return ovl (error_message, error_number); |
1230 | 2691 } |
2692 | |
23738
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2693 DEFMETHODX ("popen", Fpopen, interp, args, , |
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2694 doc: /* -*- texinfo -*- |
21966
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2695 @deftypefn {} {@var{fid} =} popen (@var{command}, @var{mode}) |
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2696 Start a process and create a pipe. |
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2697 |
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2698 The name of the command to run is given by @var{command}. The argument |
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2699 @var{mode} may be |
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2700 |
22720
766b0163b3b7
doc: Don't create @tables of type @code with @qcode entries.
Rik <rik@octave.org>
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|
2701 @table @asis |
21966
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2702 @item @qcode{"r"} |
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2703 The pipe will be connected to the standard output of the process, and |
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2704 open for reading. |
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2705 |
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2706 @item @qcode{"w"} |
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2707 The pipe will be connected to the standard input of the process, and |
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2708 open for writing. |
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2709 @end table |
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2710 |
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2711 The file identifier corresponding to the input or output stream of the |
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2712 process is returned in @var{fid}. |
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2713 |
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2714 For example: |
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2715 |
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2716 @example |
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2717 @group |
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2718 fid = popen ("ls -ltr / | tail -3", "r"); |
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2719 while (ischar (s = fgets (fid))) |
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2720 fputs (stdout, s); |
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2721 endwhile |
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2722 |
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2723 @print{} drwxr-xr-x 33 root root 3072 Feb 15 13:28 etc |
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2724 @print{} drwxr-xr-x 3 root root 1024 Feb 15 13:28 lib |
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2725 @print{} drwxrwxrwt 15 root root 2048 Feb 17 14:53 tmp |
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2726 @end group |
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2727 @end example |
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2728 @seealso{popen2} |
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2729 @end deftypefn */) |
1230 | 2730 { |
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|
2731 if (args.length () != 2) |
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|
2732 print_usage (); |
1230 | 2733 |
20805
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|
2734 std::string name = args(0).xstring_value ("popen: COMMAND must be a string"); |
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|
2735 std::string mode = args(1).xstring_value ("popen: MODE must be a string"); |
1230 | 2736 |
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Rik <rik@octave.org>
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|
2737 octave_value retval; |
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|
2738 |
23738
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|
2739 octave::stream_list& streams = interp.get_stream_list (); |
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|
2740 |
20805
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|
2741 if (mode == "r") |
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|
2742 { |
23059
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|
2743 octave::stream ips = octave_iprocstream::create (name); |
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2744 |
23738
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|
2745 retval = streams.insert (ips); |
20805
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|
2746 } |
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|
2747 else if (mode == "w") |
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2748 { |
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|
2749 octave::stream ops = octave_oprocstream::create (name); |
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2750 |
23738
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|
2751 retval = streams.insert (ops); |
2095 | 2752 } |
1230 | 2753 else |
20805
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|
2754 error ("popen: invalid MODE specified"); |
1230 | 2755 |
2756 return retval; | |
2757 } | |
2758 | |
23738
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|
2759 DEFMETHODX ("pclose", Fpclose, interp, args, , |
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|
2760 doc: /* -*- texinfo -*- |
21966
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2761 @deftypefn {} {} pclose (@var{fid}) |
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2762 Close a file identifier that was opened by @code{popen}. |
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2763 |
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|
2764 The function @code{fclose} may also be used for the same purpose. |
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2765 @seealso{fclose, popen} |
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2766 @end deftypefn */) |
1230 | 2767 { |
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|
2768 if (args.length () != 1) |
5823 | 2769 print_usage (); |
1379 | 2770 |
23738
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|
2771 octave::stream_list& streams = interp.get_stream_list (); |
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2772 |
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|
2773 return ovl (streams.remove (args(0), "pclose")); |
1379 | 2774 } |
2775 | |
19278
6ca096827123
Use tempname() rather than tmpnam() in core Octave.
Rik <rik@octave.org>
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19268
diff
changeset
|
2776 DEFUN (tempname, args, , |
21966
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2777 doc: /* -*- texinfo -*- |
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2778 @deftypefn {} {@var{fname} =} tempname () |
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2779 @deftypefnx {} {@var{fname} =} tempname (@var{dir}) |
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2780 @deftypefnx {} {@var{fname} =} tempname (@var{dir}, @var{prefix}) |
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2781 Return a unique temporary filename as a string. |
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|
2782 |
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|
2783 If @var{prefix} is omitted, a value of @qcode{"oct-"} is used. |
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2784 |
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|
2785 If @var{dir} is also omitted, the default directory for temporary files |
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|
2786 (@code{P_tmpdir}) is used. If @var{dir} is provided, it must exist, |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
2787 otherwise the default directory for temporary files is used. |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
2788 |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2789 Programming Note: Because the named file is not opened by @code{tempname}, |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2790 it is possible, though relatively unlikely, that it will not be available |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2791 by the time your program attempts to open it. If this is a concern, |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2792 see @code{tmpfile}. |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2793 @seealso{mkstemp, tempdir, P_tmpdir, tmpfile} |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
2794 @end deftypefn */) |
1802 | 2795 { |
20812
d9ca869ca124
maint: Clean-up more instances of print_usage().
Rik <rik@octave.org>
parents:
20805
diff
changeset
|
2796 int nargin = args.length (); |
2936 | 2797 |
20812
d9ca869ca124
maint: Clean-up more instances of print_usage().
Rik <rik@octave.org>
parents:
20805
diff
changeset
|
2798 if (nargin > 2) |
5823 | 2799 print_usage (); |
1802 | 2800 |
20805
2d6ddb2b157c
eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
parents:
20785
diff
changeset
|
2801 std::string dir; |
2d6ddb2b157c
eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
parents:
20785
diff
changeset
|
2802 |
20812
d9ca869ca124
maint: Clean-up more instances of print_usage().
Rik <rik@octave.org>
parents:
20805
diff
changeset
|
2803 if (nargin > 0) |
20805
2d6ddb2b157c
eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
parents:
20785
diff
changeset
|
2804 dir = args(0).xstring_value ("tempname: DIR must be a string"); |
22511
1e81abd0314a
tempname: respect the value of $TMPDIR if set, be consistent with tempdir
Mike Miller <mtmiller@octave.org>
parents:
22489
diff
changeset
|
2805 else |
1e81abd0314a
tempname: respect the value of $TMPDIR if set, be consistent with tempdir
Mike Miller <mtmiller@octave.org>
parents:
22489
diff
changeset
|
2806 dir = octave::sys::env::getenv ("TMPDIR"); |
20805
2d6ddb2b157c
eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
parents:
20785
diff
changeset
|
2807 |
2d6ddb2b157c
eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
parents:
20785
diff
changeset
|
2808 std::string pfx ("oct-"); |
2d6ddb2b157c
eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
parents:
20785
diff
changeset
|
2809 |
20812
d9ca869ca124
maint: Clean-up more instances of print_usage().
Rik <rik@octave.org>
parents:
20805
diff
changeset
|
2810 if (nargin > 1) |
20805
2d6ddb2b157c
eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
parents:
20785
diff
changeset
|
2811 pfx = args(1).xstring_value ("tempname: PREFIX must be a string"); |
2d6ddb2b157c
eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
parents:
20785
diff
changeset
|
2812 |
21733
cb0fdd941d84
use namespace for system file_ops class
John W. Eaton <jwe@octave.org>
parents:
21724
diff
changeset
|
2813 return ovl (octave::sys::tempnam (dir, pfx)); |
1802 | 2814 } |
2815 | |
19420
82f2a3437e02
Fix tempname so it prioritizes user input dir rather than TMPDIR (bug #43844).
Rik <rik@octave.org>
parents:
19403
diff
changeset
|
2816 /* |
82f2a3437e02
Fix tempname so it prioritizes user input dir rather than TMPDIR (bug #43844).
Rik <rik@octave.org>
parents:
19403
diff
changeset
|
2817 %!test |
82f2a3437e02
Fix tempname so it prioritizes user input dir rather than TMPDIR (bug #43844).
Rik <rik@octave.org>
parents:
19403
diff
changeset
|
2818 %! if (ispc ()) |
82f2a3437e02
Fix tempname so it prioritizes user input dir rather than TMPDIR (bug #43844).
Rik <rik@octave.org>
parents:
19403
diff
changeset
|
2819 %! envname = "TMP"; |
82f2a3437e02
Fix tempname so it prioritizes user input dir rather than TMPDIR (bug #43844).
Rik <rik@octave.org>
parents:
19403
diff
changeset
|
2820 %! else |
82f2a3437e02
Fix tempname so it prioritizes user input dir rather than TMPDIR (bug #43844).
Rik <rik@octave.org>
parents:
19403
diff
changeset
|
2821 %! envname = "TMPDIR"; |
82f2a3437e02
Fix tempname so it prioritizes user input dir rather than TMPDIR (bug #43844).
Rik <rik@octave.org>
parents:
19403
diff
changeset
|
2822 %! endif |
82f2a3437e02
Fix tempname so it prioritizes user input dir rather than TMPDIR (bug #43844).
Rik <rik@octave.org>
parents:
19403
diff
changeset
|
2823 %! envdir = getenv (envname); |
82f2a3437e02
Fix tempname so it prioritizes user input dir rather than TMPDIR (bug #43844).
Rik <rik@octave.org>
parents:
19403
diff
changeset
|
2824 %! unsetenv (envname); |
21457
05ffef4ebf62
tempname: Fix failing BIST test when P_tmpdir has trailing slash
Mike Miller <mtmiller@octave.org>
parents:
21301
diff
changeset
|
2825 %! ## Strip trailing file separators from P_tmpdir |
05ffef4ebf62
tempname: Fix failing BIST test when P_tmpdir has trailing slash
Mike Miller <mtmiller@octave.org>
parents:
21301
diff
changeset
|
2826 %! def_tmpdir = P_tmpdir; |
05ffef4ebf62
tempname: Fix failing BIST test when P_tmpdir has trailing slash
Mike Miller <mtmiller@octave.org>
parents:
21301
diff
changeset
|
2827 %! while (length (def_tmpdir) > 2 && strfind (filesep ("all"), def_tmpdir(end))) |
05ffef4ebf62
tempname: Fix failing BIST test when P_tmpdir has trailing slash
Mike Miller <mtmiller@octave.org>
parents:
21301
diff
changeset
|
2828 %! def_tmpdir(end) = []; |
05ffef4ebf62
tempname: Fix failing BIST test when P_tmpdir has trailing slash
Mike Miller <mtmiller@octave.org>
parents:
21301
diff
changeset
|
2829 %! endwhile |
19420
82f2a3437e02
Fix tempname so it prioritizes user input dir rather than TMPDIR (bug #43844).
Rik <rik@octave.org>
parents:
19403
diff
changeset
|
2830 %! unwind_protect |
82f2a3437e02
Fix tempname so it prioritizes user input dir rather than TMPDIR (bug #43844).
Rik <rik@octave.org>
parents:
19403
diff
changeset
|
2831 %! ## Test 0-argument form |
82f2a3437e02
Fix tempname so it prioritizes user input dir rather than TMPDIR (bug #43844).
Rik <rik@octave.org>
parents:
19403
diff
changeset
|
2832 %! fname = tempname (); |
19597
db92e7e28e1f
strip trailing whitespace from most source files
John W. Eaton <jwe@octave.org>
parents:
19420
diff
changeset
|
2833 %! [tmpdir, tmpfname] = fileparts (fname); |
21457
05ffef4ebf62
tempname: Fix failing BIST test when P_tmpdir has trailing slash
Mike Miller <mtmiller@octave.org>
parents:
21301
diff
changeset
|
2834 %! assert (tmpdir, def_tmpdir); |
19420
82f2a3437e02
Fix tempname so it prioritizes user input dir rather than TMPDIR (bug #43844).
Rik <rik@octave.org>
parents:
19403
diff
changeset
|
2835 %! assert (tmpfname (1:4), "oct-"); |
19597
db92e7e28e1f
strip trailing whitespace from most source files
John W. Eaton <jwe@octave.org>
parents:
19420
diff
changeset
|
2836 %! ## Test 1-argument form |
21457
05ffef4ebf62
tempname: Fix failing BIST test when P_tmpdir has trailing slash
Mike Miller <mtmiller@octave.org>
parents:
21301
diff
changeset
|
2837 %! tmp_tmpdir = [def_tmpdir filesep() substr(tmpfname, -5)]; |
19420
82f2a3437e02
Fix tempname so it prioritizes user input dir rather than TMPDIR (bug #43844).
Rik <rik@octave.org>
parents:
19403
diff
changeset
|
2838 %! mkdir (tmp_tmpdir) || error ("Unable to create tmp dir"); |
21457
05ffef4ebf62
tempname: Fix failing BIST test when P_tmpdir has trailing slash
Mike Miller <mtmiller@octave.org>
parents:
21301
diff
changeset
|
2839 %! setenv (envname, def_tmpdir); |
19420
82f2a3437e02
Fix tempname so it prioritizes user input dir rather than TMPDIR (bug #43844).
Rik <rik@octave.org>
parents:
19403
diff
changeset
|
2840 %! fname = tempname (tmp_tmpdir); |
19597
db92e7e28e1f
strip trailing whitespace from most source files
John W. Eaton <jwe@octave.org>
parents:
19420
diff
changeset
|
2841 %! [tmpdir, tmpfname] = fileparts (fname); |
19420
82f2a3437e02
Fix tempname so it prioritizes user input dir rather than TMPDIR (bug #43844).
Rik <rik@octave.org>
parents:
19403
diff
changeset
|
2842 %! assert (tmpdir, tmp_tmpdir); |
82f2a3437e02
Fix tempname so it prioritizes user input dir rather than TMPDIR (bug #43844).
Rik <rik@octave.org>
parents:
19403
diff
changeset
|
2843 %! assert (tmpfname (1:4), "oct-"); |
82f2a3437e02
Fix tempname so it prioritizes user input dir rather than TMPDIR (bug #43844).
Rik <rik@octave.org>
parents:
19403
diff
changeset
|
2844 %! ## Test 1-argument form w/null tmpdir |
82f2a3437e02
Fix tempname so it prioritizes user input dir rather than TMPDIR (bug #43844).
Rik <rik@octave.org>
parents:
19403
diff
changeset
|
2845 %! fname = tempname (""); |
19597
db92e7e28e1f
strip trailing whitespace from most source files
John W. Eaton <jwe@octave.org>
parents:
19420
diff
changeset
|
2846 %! [tmpdir, tmpfname] = fileparts (fname); |
21457
05ffef4ebf62
tempname: Fix failing BIST test when P_tmpdir has trailing slash
Mike Miller <mtmiller@octave.org>
parents:
21301
diff
changeset
|
2847 %! assert (tmpdir, def_tmpdir); |
19420
82f2a3437e02
Fix tempname so it prioritizes user input dir rather than TMPDIR (bug #43844).
Rik <rik@octave.org>
parents:
19403
diff
changeset
|
2848 %! assert (tmpfname (1:4), "oct-"); |
19597
db92e7e28e1f
strip trailing whitespace from most source files
John W. Eaton <jwe@octave.org>
parents:
19420
diff
changeset
|
2849 %! ## Test 2-argument form |
19420
82f2a3437e02
Fix tempname so it prioritizes user input dir rather than TMPDIR (bug #43844).
Rik <rik@octave.org>
parents:
19403
diff
changeset
|
2850 %! fname = tempname (tmp_tmpdir, "pfx-"); |
19597
db92e7e28e1f
strip trailing whitespace from most source files
John W. Eaton <jwe@octave.org>
parents:
19420
diff
changeset
|
2851 %! [tmpdir, tmpfname] = fileparts (fname); |
19420
82f2a3437e02
Fix tempname so it prioritizes user input dir rather than TMPDIR (bug #43844).
Rik <rik@octave.org>
parents:
19403
diff
changeset
|
2852 %! assert (tmpdir, tmp_tmpdir); |
82f2a3437e02
Fix tempname so it prioritizes user input dir rather than TMPDIR (bug #43844).
Rik <rik@octave.org>
parents:
19403
diff
changeset
|
2853 %! assert (tmpfname (1:4), "pfx-"); |
82f2a3437e02
Fix tempname so it prioritizes user input dir rather than TMPDIR (bug #43844).
Rik <rik@octave.org>
parents:
19403
diff
changeset
|
2854 %! ## Test 2-argument form w/null prefix |
82f2a3437e02
Fix tempname so it prioritizes user input dir rather than TMPDIR (bug #43844).
Rik <rik@octave.org>
parents:
19403
diff
changeset
|
2855 %! fname = tempname (tmp_tmpdir, ""); |
19597
db92e7e28e1f
strip trailing whitespace from most source files
John W. Eaton <jwe@octave.org>
parents:
19420
diff
changeset
|
2856 %! [tmpdir, tmpfname] = fileparts (fname); |
19420
82f2a3437e02
Fix tempname so it prioritizes user input dir rather than TMPDIR (bug #43844).
Rik <rik@octave.org>
parents:
19403
diff
changeset
|
2857 %! assert (tmpdir, tmp_tmpdir); |
82f2a3437e02
Fix tempname so it prioritizes user input dir rather than TMPDIR (bug #43844).
Rik <rik@octave.org>
parents:
19403
diff
changeset
|
2858 %! assert (tmpfname (1:4), "file"); |
82f2a3437e02
Fix tempname so it prioritizes user input dir rather than TMPDIR (bug #43844).
Rik <rik@octave.org>
parents:
19403
diff
changeset
|
2859 %! unwind_protect_cleanup |
82f2a3437e02
Fix tempname so it prioritizes user input dir rather than TMPDIR (bug #43844).
Rik <rik@octave.org>
parents:
19403
diff
changeset
|
2860 %! rmdir (tmp_tmpdir); |
82f2a3437e02
Fix tempname so it prioritizes user input dir rather than TMPDIR (bug #43844).
Rik <rik@octave.org>
parents:
19403
diff
changeset
|
2861 %! if (isempty (envdir)) |
82f2a3437e02
Fix tempname so it prioritizes user input dir rather than TMPDIR (bug #43844).
Rik <rik@octave.org>
parents:
19403
diff
changeset
|
2862 %! unsetenv (envname); |
82f2a3437e02
Fix tempname so it prioritizes user input dir rather than TMPDIR (bug #43844).
Rik <rik@octave.org>
parents:
19403
diff
changeset
|
2863 %! else |
82f2a3437e02
Fix tempname so it prioritizes user input dir rather than TMPDIR (bug #43844).
Rik <rik@octave.org>
parents:
19403
diff
changeset
|
2864 %! setenv (envname, envdir); |
82f2a3437e02
Fix tempname so it prioritizes user input dir rather than TMPDIR (bug #43844).
Rik <rik@octave.org>
parents:
19403
diff
changeset
|
2865 %! endif |
82f2a3437e02
Fix tempname so it prioritizes user input dir rather than TMPDIR (bug #43844).
Rik <rik@octave.org>
parents:
19403
diff
changeset
|
2866 %! end_unwind_protect |
82f2a3437e02
Fix tempname so it prioritizes user input dir rather than TMPDIR (bug #43844).
Rik <rik@octave.org>
parents:
19403
diff
changeset
|
2867 */ |
82f2a3437e02
Fix tempname so it prioritizes user input dir rather than TMPDIR (bug #43844).
Rik <rik@octave.org>
parents:
19403
diff
changeset
|
2868 |
23738
8acd390d16c9
don't use singleton for stream_list object
John W. Eaton <jwe@octave.org>
parents:
23737
diff
changeset
|
2869 DEFMETHOD (tmpfile, interp, args, , |
8acd390d16c9
don't use singleton for stream_list object
John W. Eaton <jwe@octave.org>
parents:
23737
diff
changeset
|
2870 doc: /* -*- texinfo -*- |
21966
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2871 @deftypefn {} {[@var{fid}, @var{msg}] =} tmpfile () |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2872 Return the file ID corresponding to a new temporary file with a unique |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2873 name. |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2874 |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2875 The file is opened in binary read/write (@qcode{"w+b"}) mode and will be |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2876 deleted automatically when it is closed or when Octave exits. |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2877 |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2878 If successful, @var{fid} is a valid file ID and @var{msg} is an empty |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2879 string. Otherwise, @var{fid} is -1 and @var{msg} contains a |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2880 system-dependent error message. |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2881 @seealso{tempname, mkstemp, tempdir, P_tmpdir} |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2882 @end deftypefn */) |
4326 | 2883 { |
20805
2d6ddb2b157c
eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
parents:
20785
diff
changeset
|
2884 if (args.length () != 0) |
2d6ddb2b157c
eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
parents:
20785
diff
changeset
|
2885 print_usage (); |
2d6ddb2b157c
eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
parents:
20785
diff
changeset
|
2886 |
20918
6f0bd96f93c0
maint: Use new C++ archetype in more files.
Rik <rik@octave.org>
parents:
20898
diff
changeset
|
2887 octave_value_list retval; |
4326 | 2888 |
21991
80659e58609f
provide wrapper for tmpfile (bug #48337)
John W. Eaton <jwe@octave.org>
parents:
21966
diff
changeset
|
2889 FILE *fid = octave_tmpfile_wrapper (); |
4326 | 2890 |
20805
2d6ddb2b157c
eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
parents:
20785
diff
changeset
|
2891 if (fid) |
2d6ddb2b157c
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John W. Eaton <jwe@octave.org>
parents:
20785
diff
changeset
|
2892 { |
2d6ddb2b157c
eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
parents:
20785
diff
changeset
|
2893 std::string nm; |
4326 | 2894 |
20805
2d6ddb2b157c
eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
parents:
20785
diff
changeset
|
2895 std::ios::openmode md = fopen_mode_to_ios_mode ("w+b"); |
4326 | 2896 |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22837
diff
changeset
|
2897 octave::stream s = octave_stdiostream::create (nm, fid, md); |
4326 | 2898 |
20918
6f0bd96f93c0
maint: Use new C++ archetype in more files.
Rik <rik@octave.org>
parents:
20898
diff
changeset
|
2899 if (! s) |
23741
3bb1c94b41f2
* file-io.cc (Ftmpfile): Close tmp file if stream creation fails.
John W. Eaton <jwe@octave.org>
parents:
23738
diff
changeset
|
2900 { |
3bb1c94b41f2
* file-io.cc (Ftmpfile): Close tmp file if stream creation fails.
John W. Eaton <jwe@octave.org>
parents:
23738
diff
changeset
|
2901 fclose (fid); |
3bb1c94b41f2
* file-io.cc (Ftmpfile): Close tmp file if stream creation fails.
John W. Eaton <jwe@octave.org>
parents:
23738
diff
changeset
|
2902 |
3bb1c94b41f2
* file-io.cc (Ftmpfile): Close tmp file if stream creation fails.
John W. Eaton <jwe@octave.org>
parents:
23738
diff
changeset
|
2903 error ("tmpfile: failed to create octave_stdiostream object"); |
3bb1c94b41f2
* file-io.cc (Ftmpfile): Close tmp file if stream creation fails.
John W. Eaton <jwe@octave.org>
parents:
23738
diff
changeset
|
2904 } |
20805
2d6ddb2b157c
eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
parents:
20785
diff
changeset
|
2905 |
23738
8acd390d16c9
don't use singleton for stream_list object
John W. Eaton <jwe@octave.org>
parents:
23737
diff
changeset
|
2906 octave::stream_list& streams = interp.get_stream_list (); |
8acd390d16c9
don't use singleton for stream_list object
John W. Eaton <jwe@octave.org>
parents:
23737
diff
changeset
|
2907 |
8acd390d16c9
don't use singleton for stream_list object
John W. Eaton <jwe@octave.org>
parents:
23737
diff
changeset
|
2908 retval = ovl (streams.insert (s), ""); |
4326 | 2909 } |
2910 else | |
23741
3bb1c94b41f2
* file-io.cc (Ftmpfile): Close tmp file if stream creation fails.
John W. Eaton <jwe@octave.org>
parents:
23738
diff
changeset
|
2911 retval = ovl (-1, std::strerror (errno)); |
4326 | 2912 |
2913 return retval; | |
2914 } | |
2915 | |
23738
8acd390d16c9
don't use singleton for stream_list object
John W. Eaton <jwe@octave.org>
parents:
23737
diff
changeset
|
2916 DEFMETHOD (mkstemp, interp, args, , |
8acd390d16c9
don't use singleton for stream_list object
John W. Eaton <jwe@octave.org>
parents:
23737
diff
changeset
|
2917 doc: /* -*- texinfo -*- |
21966
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2918 @deftypefn {} {[@var{fid}, @var{name}, @var{msg}] =} mkstemp ("@var{template}") |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2919 @deftypefnx {} {[@var{fid}, @var{name}, @var{msg}] =} mkstemp ("@var{template}", @var{delete}) |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2920 Return the file descriptor @var{fid} corresponding to a new temporary file |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2921 with a unique name created from @var{template}. |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2922 |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2923 The last six characters of @var{template} must be @qcode{"XXXXXX"} and |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2924 these are replaced with a string that makes the filename unique. The file |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2925 is then created with mode read/write and permissions that are system |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2926 dependent (on GNU/Linux systems, the permissions will be 0600 for versions |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2927 of glibc 2.0.7 and later). The file is opened in binary mode and with the |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2928 @w{@code{O_EXCL}} flag. |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2929 |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2930 If the optional argument @var{delete} is supplied and is true, the file will |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2931 be deleted automatically when Octave exits. |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2932 |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2933 If successful, @var{fid} is a valid file ID, @var{name} is the name of the |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2934 file, and @var{msg} is an empty string. Otherwise, @var{fid} is -1, |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2935 @var{name} is empty, and @var{msg} contains a system-dependent error |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2936 message. |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2937 @seealso{tempname, tempdir, P_tmpdir, tmpfile, fopen} |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
2938 @end deftypefn */) |
4326 | 2939 { |
20805
2d6ddb2b157c
eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
parents:
20785
diff
changeset
|
2940 int nargin = args.length (); |
2d6ddb2b157c
eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
parents:
20785
diff
changeset
|
2941 |
2d6ddb2b157c
eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
parents:
20785
diff
changeset
|
2942 if (nargin < 1 || nargin > 2) |
2d6ddb2b157c
eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
parents:
20785
diff
changeset
|
2943 print_usage (); |
2d6ddb2b157c
eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
parents:
20785
diff
changeset
|
2944 |
20884
f1b2a2dbc0e1
2015 Code Sprint: use ovl () in C++ files.
José Luis García Pallero <jgpallero@gmail.com>
parents:
20861
diff
changeset
|
2945 std::string tmpl8 = args(0).xstring_value ("mkstemp: TEMPLATE argument must be a string"); |
4326 | 2946 |
20884
f1b2a2dbc0e1
2015 Code Sprint: use ovl () in C++ files.
José Luis García Pallero <jgpallero@gmail.com>
parents:
20861
diff
changeset
|
2947 octave_value_list retval = ovl (-1, "", ""); |
20805
2d6ddb2b157c
eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
parents:
20785
diff
changeset
|
2948 |
2d6ddb2b157c
eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
parents:
20785
diff
changeset
|
2949 OCTAVE_LOCAL_BUFFER (char, tmp, tmpl8.size () + 1); |
2d6ddb2b157c
eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
parents:
20785
diff
changeset
|
2950 strcpy (tmp, tmpl8.c_str ()); |
2d6ddb2b157c
eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
parents:
20785
diff
changeset
|
2951 |
21888
00f1249f2483
create wrappers for some gnulib functions
John W. Eaton <jwe@octave.org>
parents:
21852
diff
changeset
|
2952 int fd = octave_mkostemp_wrapper (tmp); |
4326 | 2953 |
20805
2d6ddb2b157c
eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
parents:
20785
diff
changeset
|
2954 if (fd < 0) |
4326 | 2955 { |
20884
f1b2a2dbc0e1
2015 Code Sprint: use ovl () in C++ files.
José Luis García Pallero <jgpallero@gmail.com>
parents:
20861
diff
changeset
|
2956 retval(0) = fd; |
21942
aab79a1885cc
limit gnulib headers to liboctave/wrappers directory
John W. Eaton <jwe@octave.org>
parents:
21919
diff
changeset
|
2957 retval(2) = std::strerror (errno); |
20805
2d6ddb2b157c
eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
parents:
20785
diff
changeset
|
2958 } |
2d6ddb2b157c
eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
parents:
20785
diff
changeset
|
2959 else |
2d6ddb2b157c
eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
parents:
20785
diff
changeset
|
2960 { |
2d6ddb2b157c
eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
parents:
20785
diff
changeset
|
2961 const char *fopen_mode = "w+b"; |
2d6ddb2b157c
eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
parents:
20785
diff
changeset
|
2962 |
2d6ddb2b157c
eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
parents:
20785
diff
changeset
|
2963 FILE *fid = fdopen (fd, fopen_mode); |
20581
fd0efcdb3718
use new string_value method to handle value extraction errors
John W. Eaton <jwe@octave.org>
parents:
20561
diff
changeset
|
2964 |
20884
f1b2a2dbc0e1
2015 Code Sprint: use ovl () in C++ files.
José Luis García Pallero <jgpallero@gmail.com>
parents:
20861
diff
changeset
|
2965 if (! fid) |
f1b2a2dbc0e1
2015 Code Sprint: use ovl () in C++ files.
José Luis García Pallero <jgpallero@gmail.com>
parents:
20861
diff
changeset
|
2966 { |
f1b2a2dbc0e1
2015 Code Sprint: use ovl () in C++ files.
José Luis García Pallero <jgpallero@gmail.com>
parents:
20861
diff
changeset
|
2967 retval(0) = -1; |
21942
aab79a1885cc
limit gnulib headers to liboctave/wrappers directory
John W. Eaton <jwe@octave.org>
parents:
21919
diff
changeset
|
2968 retval(2) = std::strerror (errno); |
20884
f1b2a2dbc0e1
2015 Code Sprint: use ovl () in C++ files.
José Luis García Pallero <jgpallero@gmail.com>
parents:
20861
diff
changeset
|
2969 } |
f1b2a2dbc0e1
2015 Code Sprint: use ovl () in C++ files.
José Luis García Pallero <jgpallero@gmail.com>
parents:
20861
diff
changeset
|
2970 else |
20805
2d6ddb2b157c
eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
parents:
20785
diff
changeset
|
2971 { |
2d6ddb2b157c
eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
parents:
20785
diff
changeset
|
2972 std::string nm = tmp; |
20581
fd0efcdb3718
use new string_value method to handle value extraction errors
John W. Eaton <jwe@octave.org>
parents:
20561
diff
changeset
|
2973 |
20805
2d6ddb2b157c
eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
parents:
20785
diff
changeset
|
2974 std::ios::openmode md = fopen_mode_to_ios_mode (fopen_mode); |
2d6ddb2b157c
eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
parents:
20785
diff
changeset
|
2975 |
23059
b98ebcd7f11c
move some octave stream classes into octave namespace
John W. Eaton <jwe@octave.org>
parents:
22837
diff
changeset
|
2976 octave::stream s = octave_stdiostream::create (nm, fid, md); |
20581
fd0efcdb3718
use new string_value method to handle value extraction errors
John W. Eaton <jwe@octave.org>
parents:
20561
diff
changeset
|
2977 |
20884
f1b2a2dbc0e1
2015 Code Sprint: use ovl () in C++ files.
José Luis García Pallero <jgpallero@gmail.com>
parents:
20861
diff
changeset
|
2978 if (! s) |
f1b2a2dbc0e1
2015 Code Sprint: use ovl () in C++ files.
José Luis García Pallero <jgpallero@gmail.com>
parents:
20861
diff
changeset
|
2979 error ("mkstemp: failed to create octave_stdiostream object"); |
20805
2d6ddb2b157c
eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
parents:
20785
diff
changeset
|
2980 |
23738
8acd390d16c9
don't use singleton for stream_list object
John W. Eaton <jwe@octave.org>
parents:
23737
diff
changeset
|
2981 octave::stream_list& streams = interp.get_stream_list (); |
8acd390d16c9
don't use singleton for stream_list object
John W. Eaton <jwe@octave.org>
parents:
23737
diff
changeset
|
2982 |
8acd390d16c9
don't use singleton for stream_list object
John W. Eaton <jwe@octave.org>
parents:
23737
diff
changeset
|
2983 retval(0) = streams.insert (s); |
20884
f1b2a2dbc0e1
2015 Code Sprint: use ovl () in C++ files.
José Luis García Pallero <jgpallero@gmail.com>
parents:
20861
diff
changeset
|
2984 retval(1) = nm; |
f1b2a2dbc0e1
2015 Code Sprint: use ovl () in C++ files.
José Luis García Pallero <jgpallero@gmail.com>
parents:
20861
diff
changeset
|
2985 |
f1b2a2dbc0e1
2015 Code Sprint: use ovl () in C++ files.
José Luis García Pallero <jgpallero@gmail.com>
parents:
20861
diff
changeset
|
2986 if (nargin == 2 && args(1).is_true ()) |
f1b2a2dbc0e1
2015 Code Sprint: use ovl () in C++ files.
José Luis García Pallero <jgpallero@gmail.com>
parents:
20861
diff
changeset
|
2987 mark_for_deletion (nm); |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10259
diff
changeset
|
2988 } |
4326 | 2989 } |
2990 | |
2991 return retval; | |
2992 } | |
2993 | |
20200
d9f35ceff9e1
Change mkfifo to use an octal argument for MODE (bug #45054).
Rik <rik@octave.org>
parents:
20198
diff
changeset
|
2994 // FIXME: This routine also exists verbatim in syscalls.cc. |
d9f35ceff9e1
Change mkfifo to use an octal argument for MODE (bug #45054).
Rik <rik@octave.org>
parents:
20198
diff
changeset
|
2995 // Maybe change to be a general utility routine. |
1400 | 2996 static int |
2997 convert (int x, int ibase, int obase) | |
2998 { | |
2999 int retval = 0; | |
3000 | |
3001 int tmp = x % obase; | |
3002 | |
3003 if (tmp > ibase - 1) | |
20428
7ac907da9fba
Use error() rather than ::error() unless explicitly required.
Rik <rik@octave.org>
parents:
20200
diff
changeset
|
3004 error ("umask: invalid digit"); |
21055
5e00ed38a58b
maint: Replace if/error/else paradigm with just if/error.
Rik <rik@octave.org>
parents:
20962
diff
changeset
|
3005 |
5e00ed38a58b
maint: Replace if/error/else paradigm with just if/error.
Rik <rik@octave.org>
parents:
20962
diff
changeset
|
3006 retval = tmp; |
5e00ed38a58b
maint: Replace if/error/else paradigm with just if/error.
Rik <rik@octave.org>
parents:
20962
diff
changeset
|
3007 int mult = ibase; |
5e00ed38a58b
maint: Replace if/error/else paradigm with just if/error.
Rik <rik@octave.org>
parents:
20962
diff
changeset
|
3008 while ((x = (x - tmp) / obase)) |
1400 | 3009 { |
21055
5e00ed38a58b
maint: Replace if/error/else paradigm with just if/error.
Rik <rik@octave.org>
parents:
20962
diff
changeset
|
3010 tmp = x % obase; |
5e00ed38a58b
maint: Replace if/error/else paradigm with just if/error.
Rik <rik@octave.org>
parents:
20962
diff
changeset
|
3011 |
5e00ed38a58b
maint: Replace if/error/else paradigm with just if/error.
Rik <rik@octave.org>
parents:
20962
diff
changeset
|
3012 if (tmp > ibase - 1) |
5e00ed38a58b
maint: Replace if/error/else paradigm with just if/error.
Rik <rik@octave.org>
parents:
20962
diff
changeset
|
3013 error ("umask: invalid digit"); |
5e00ed38a58b
maint: Replace if/error/else paradigm with just if/error.
Rik <rik@octave.org>
parents:
20962
diff
changeset
|
3014 |
5e00ed38a58b
maint: Replace if/error/else paradigm with just if/error.
Rik <rik@octave.org>
parents:
20962
diff
changeset
|
3015 retval += mult * tmp; |
5e00ed38a58b
maint: Replace if/error/else paradigm with just if/error.
Rik <rik@octave.org>
parents:
20962
diff
changeset
|
3016 mult *= ibase; |
1400 | 3017 } |
3018 | |
3019 return retval; | |
3020 } | |
3021 | |
10197
4d433bd2d4dc
attempt to avoid trouble with gnulib #defines in a consistent way
John W. Eaton <jwe@octave.org>
parents:
10182
diff
changeset
|
3022 DEFUNX ("umask", Fumask, args, , |
21966
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
3023 doc: /* -*- texinfo -*- |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
3024 @deftypefn {} {} umask (@var{mask}) |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
3025 Set the permission mask for file creation. |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
3026 |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
3027 The parameter @var{mask} is an integer, interpreted as an octal number. |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
3028 |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
3029 If successful, returns the previous value of the mask (as an integer to be |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
3030 interpreted as an octal number); otherwise an error message is printed. |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
3031 |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
3032 The permission mask is a UNIX concept used when creating new objects on a |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
3033 file system such as files, directories, or named FIFOs. The object to be |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
3034 created has base permissions in an octal number @var{mode} which are |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
3035 modified according to the octal value of @var{mask}. The final permissions |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
3036 for the new object are @code{@var{mode} - @var{mask}}. |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
3037 @seealso{fopen, mkdir, mkfifo} |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
3038 @end deftypefn */) |
1400 | 3039 { |
20805
2d6ddb2b157c
eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
parents:
20785
diff
changeset
|
3040 if (args.length () != 1) |
2d6ddb2b157c
eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
parents:
20785
diff
changeset
|
3041 print_usage (); |
2d6ddb2b157c
eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
3042 |
2d6ddb2b157c
eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
parents:
20785
diff
changeset
|
3043 int mask = args(0).xint_value ("umask: MASK must be an integer"); |
1400 | 3044 |
20805
2d6ddb2b157c
eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
parents:
20785
diff
changeset
|
3045 if (mask < 0) |
20918
6f0bd96f93c0
maint: Use new C++ archetype in more files.
Rik <rik@octave.org>
parents:
20898
diff
changeset
|
3046 error ("umask: MASK must be a positive integer value"); |
20805
2d6ddb2b157c
eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
parents:
20785
diff
changeset
|
3047 |
20918
6f0bd96f93c0
maint: Use new C++ archetype in more files.
Rik <rik@octave.org>
parents:
20898
diff
changeset
|
3048 int oct_mask = convert (mask, 8, 10); |
6f0bd96f93c0
maint: Use new C++ archetype in more files.
Rik <rik@octave.org>
parents:
20898
diff
changeset
|
3049 |
21733
cb0fdd941d84
use namespace for system file_ops class
John W. Eaton <jwe@octave.org>
parents:
21724
diff
changeset
|
3050 int status = convert (octave::sys::umask (oct_mask), 10, 8); |
1400 | 3051 |
3052 if (status >= 0) | |
20918
6f0bd96f93c0
maint: Use new C++ archetype in more files.
Rik <rik@octave.org>
parents:
20898
diff
changeset
|
3053 return ovl (status); |
6f0bd96f93c0
maint: Use new C++ archetype in more files.
Rik <rik@octave.org>
parents:
20898
diff
changeset
|
3054 else |
20941
a4f5da7c5463
maint: Replace "octave_value_list ()" with "ovl ()".
Rik <rik@octave.org>
parents:
20940
diff
changeset
|
3055 return ovl (); |
1400 | 3056 } |
3057 | |
5749 | 3058 static octave_value |
6483 | 3059 const_value (const char *, const octave_value_list& args, int val) |
2189 | 3060 { |
20805
2d6ddb2b157c
eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
parents:
20785
diff
changeset
|
3061 if (args.length () != 0) |
5823 | 3062 print_usage (); |
5749 | 3063 |
20805
2d6ddb2b157c
eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
parents:
20785
diff
changeset
|
3064 return octave_value (val); |
5749 | 3065 } |
3066 | |
3067 DEFUNX ("P_tmpdir", FP_tmpdir, args, , | |
21966
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move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
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diff
changeset
|
3068 doc: /* -*- texinfo -*- |
112b20240c87
move docstrings in C++ files out of C strings and into comments
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diff
changeset
|
3069 @deftypefn {} {} P_tmpdir () |
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move docstrings in C++ files out of C strings and into comments
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diff
changeset
|
3070 Return the name of the host system's @strong{default} directory for |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
3071 temporary files. |
112b20240c87
move docstrings in C++ files out of C strings and into comments
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parents:
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diff
changeset
|
3072 |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
3073 Programming Note: The value returned by @code{P_tmpdir} is always the |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
3074 default location. This value may not agree with that returned from |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
3075 @code{tempdir} if the user has overridden the default with the @env{TMPDIR} |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
3076 environment variable. |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
3077 @seealso{tempdir, tempname, mkstemp, tmpfile} |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
3078 @end deftypefn */) |
5749 | 3079 { |
20805
2d6ddb2b157c
eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
parents:
20785
diff
changeset
|
3080 if (args.length () != 0) |
5823 | 3081 print_usage (); |
5749 | 3082 |
21127
df7891224709
maint: Use "return ovl (...)" in DEFUN macros.
Rik <rik@octave.org>
parents:
21126
diff
changeset
|
3083 return ovl (get_P_tmpdir ()); |
5749 | 3084 } |
2341 | 3085 |
5749 | 3086 // NOTE: the values of SEEK_SET, SEEK_CUR, and SEEK_END have to be |
3087 // this way for Matlab compatibility. | |
3088 | |
3089 DEFUNX ("SEEK_SET", FSEEK_SET, args, , | |
21966
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
3090 doc: /* -*- texinfo -*- |
112b20240c87
move docstrings in C++ files out of C strings and into comments
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parents:
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diff
changeset
|
3091 @deftypefn {} {} SEEK_SET () |
112b20240c87
move docstrings in C++ files out of C strings and into comments
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diff
changeset
|
3092 @deftypefnx {} {} SEEK_CUR () |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
3093 @deftypefnx {} {} SEEK_END () |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
3094 Return the numerical value to pass to @code{fseek} to perform one of the |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
3095 following actions: |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
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diff
changeset
|
3096 |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
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diff
changeset
|
3097 @table @code |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
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diff
changeset
|
3098 @item SEEK_SET |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
3099 Position file relative to the beginning. |
112b20240c87
move docstrings in C++ files out of C strings and into comments
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parents:
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diff
changeset
|
3100 |
112b20240c87
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John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
3101 @item SEEK_CUR |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
3102 Position file relative to the current position. |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
3103 |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
3104 @item SEEK_END |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
3105 Position file relative to the end. |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
3106 @end table |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
3107 @seealso{fseek} |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
3108 @end deftypefn */) |
5749 | 3109 { |
3110 return const_value ("SEEK_SET", args, -1); | |
3111 } | |
2189 | 3112 |
5749 | 3113 DEFUNX ("SEEK_CUR", FSEEK_CUR, args, , |
21966
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
3114 doc: /* -*- texinfo -*- |
112b20240c87
move docstrings in C++ files out of C strings and into comments
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parents:
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diff
changeset
|
3115 @deftypefn {} {} SEEK_CUR () |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
3116 Return the numerical value to pass to @code{fseek} to |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
3117 position the file pointer relative to the current position. |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
3118 @seealso{SEEK_SET, SEEK_END} |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
3119 @end deftypefn */) |
5749 | 3120 { |
3121 return const_value ("SEEK_CUR", args, 0); | |
3122 } | |
2189 | 3123 |
5749 | 3124 DEFUNX ("SEEK_END", FSEEK_END, args, , |
21966
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
3125 doc: /* -*- texinfo -*- |
112b20240c87
move docstrings in C++ files out of C strings and into comments
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parents:
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diff
changeset
|
3126 @deftypefn {} {} SEEK_END () |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
3127 Return the numerical value to pass to @code{fseek} to |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
3128 position the file pointer relative to the end of the file. |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
3129 @seealso{SEEK_SET, SEEK_CUR} |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
3130 @end deftypefn */) |
5749 | 3131 { |
3132 return const_value ("SEEK_END", args, 1); | |
3133 } | |
3134 | |
3135 static octave_value | |
6483 | 3136 const_value (const char *, const octave_value_list& args, |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10259
diff
changeset
|
3137 const octave_value& val) |
5749 | 3138 { |
20805
2d6ddb2b157c
eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
parents:
20785
diff
changeset
|
3139 if (args.length () != 0) |
5823 | 3140 print_usage (); |
5749 | 3141 |
20805
2d6ddb2b157c
eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
parents:
20785
diff
changeset
|
3142 return octave_value (val); |
5749 | 3143 } |
3144 | |
23738
8acd390d16c9
don't use singleton for stream_list object
John W. Eaton <jwe@octave.org>
parents:
23737
diff
changeset
|
3145 DEFMETHODX ("stdin", Fstdin, interp, args, , |
8acd390d16c9
don't use singleton for stream_list object
John W. Eaton <jwe@octave.org>
parents:
23737
diff
changeset
|
3146 doc: /* -*- texinfo -*- |
21966
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
3147 @deftypefn {} {} stdin () |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
3148 Return the numeric value corresponding to the standard input stream. |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
3149 |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
3150 When Octave is used interactively, stdin is filtered through the command |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
3151 line editing functions. |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
3152 @seealso{stdout, stderr} |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21942
diff
changeset
|
3153 @end deftypefn */) |
5749 | 3154 { |
23738
8acd390d16c9
don't use singleton for stream_list object
John W. Eaton <jwe@octave.org>
parents:
23737
diff
changeset
|
3155 octave::stream_list& streams = interp.get_stream_list (); |
8acd390d16c9
don't use singleton for stream_list object
John W. Eaton <jwe@octave.org>
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23737
diff
changeset
|
3156 |
8acd390d16c9
don't use singleton for stream_list object
John W. Eaton <jwe@octave.org>
parents:
23737
diff
changeset
|
3157 return const_value ("stdin", args, streams.stdin_file ()); |
5749 | 3158 } |
2189 | 3159 |
23738
8acd390d16c9
don't use singleton for stream_list object
John W. Eaton <jwe@octave.org>
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diff
changeset
|
3160 DEFMETHODX ("stdout", Fstdout, interp, args, , |
8acd390d16c9
don't use singleton for stream_list object
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23737
diff
changeset
|
3161 doc: /* -*- texinfo -*- |
21966
112b20240c87
move docstrings in C++ files out of C strings and into comments
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diff
changeset
|
3162 @deftypefn {} {} stdout () |
112b20240c87
move docstrings in C++ files out of C strings and into comments
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diff
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|
3163 Return the numeric value corresponding to the standard output stream. |
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move docstrings in C++ files out of C strings and into comments
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diff
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|
3164 |
112b20240c87
move docstrings in C++ files out of C strings and into comments
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21942
diff
changeset
|
3165 Data written to the standard output is normally filtered through the pager. |
112b20240c87
move docstrings in C++ files out of C strings and into comments
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diff
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|
3166 @seealso{stdin, stderr} |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
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diff
changeset
|
3167 @end deftypefn */) |
5749 | 3168 { |
23738
8acd390d16c9
don't use singleton for stream_list object
John W. Eaton <jwe@octave.org>
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changeset
|
3169 octave::stream_list& streams = interp.get_stream_list (); |
8acd390d16c9
don't use singleton for stream_list object
John W. Eaton <jwe@octave.org>
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diff
changeset
|
3170 |
8acd390d16c9
don't use singleton for stream_list object
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23737
diff
changeset
|
3171 return const_value ("stdout", args, streams.stdout_file ()); |
5749 | 3172 } |
2189 | 3173 |
23738
8acd390d16c9
don't use singleton for stream_list object
John W. Eaton <jwe@octave.org>
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|
3174 DEFMETHODX ("stderr", Fstderr, interp, args, , |
8acd390d16c9
don't use singleton for stream_list object
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changeset
|
3175 doc: /* -*- texinfo -*- |
21966
112b20240c87
move docstrings in C++ files out of C strings and into comments
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diff
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|
3176 @deftypefn {} {} stderr () |
112b20240c87
move docstrings in C++ files out of C strings and into comments
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diff
changeset
|
3177 Return the numeric value corresponding to the standard error stream. |
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move docstrings in C++ files out of C strings and into comments
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diff
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|
3178 |
112b20240c87
move docstrings in C++ files out of C strings and into comments
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diff
changeset
|
3179 Even if paging is turned on, the standard error is not sent to the pager. |
112b20240c87
move docstrings in C++ files out of C strings and into comments
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|
3180 It is useful for error messages and prompts. |
112b20240c87
move docstrings in C++ files out of C strings and into comments
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|
3181 @seealso{stdin, stdout} |
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move docstrings in C++ files out of C strings and into comments
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|
3182 @end deftypefn */) |
5749 | 3183 { |
23738
8acd390d16c9
don't use singleton for stream_list object
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|
3184 octave::stream_list& streams = interp.get_stream_list (); |
8acd390d16c9
don't use singleton for stream_list object
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|
3185 |
8acd390d16c9
don't use singleton for stream_list object
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diff
changeset
|
3186 return const_value ("stderr", args, streams.stderr_file ()); |
2189 | 3187 } |