Mercurial > octave
annotate libinterp/corefcn/interpreter.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> |
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date | Sat, 06 Jan 2018 07:57:19 -0800 |
parents | c5c11b07598a |
children | 2b273df71aa0 |
rev | line source |
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1 /* |
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2 |
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3 Copyright (C) 1993-2017 John W. Eaton |
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4 |
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5 This file is part of Octave. |
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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. |
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16 |
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17 You should have received a copy of the GNU General Public License |
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18 along with Octave; see the file COPYING. If not, see |
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19 <https://www.gnu.org/licenses/>. |
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20 |
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21 */ |
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22 |
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23 #if defined (HAVE_CONFIG_H) |
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24 # include "config.h" |
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25 #endif |
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26 |
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27 #include <string> |
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28 #include <iostream> |
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29 |
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30 #include "cmd-edit.h" |
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31 #include "cmd-hist.h" |
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32 #include "file-ops.h" |
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33 #include "file-stat.h" |
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34 #include "fpucw-wrappers.h" |
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35 #include "lo-blas-proto.h" |
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36 #include "lo-error.h" |
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37 #include "oct-env.h" |
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38 #include "str-vec.h" |
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39 #include "signal-wrappers.h" |
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40 #include "unistd-wrappers.h" |
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41 |
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42 #include "builtin-defun-decls.h" |
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43 #include "builtins.h" |
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44 #include "defaults.h" |
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45 #include "Cell.h" |
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46 #include "call-stack.h" |
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47 #include "defun.h" |
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48 #include "display.h" |
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49 #include "error.h" |
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50 #include "file-io.h" |
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51 #include "graphics.h" |
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52 #include "help.h" |
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53 #include "interpreter-private.h" |
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54 #include "interpreter.h" |
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55 #include "load-path.h" |
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56 #include "load-save.h" |
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57 #include "octave-link.h" |
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58 #include "octave.h" |
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59 #include "oct-hist.h" |
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60 #include "oct-map.h" |
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61 #include "oct-mutex.h" |
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62 #include "ops.h" |
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63 #include "ovl.h" |
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64 #include "ov.h" |
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65 #include "ov-classdef.h" |
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66 #include "parse.h" |
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67 #include "pt-eval.h" |
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68 #include "pt-jump.h" |
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69 #include "pt-mat.h" |
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70 #include "pt-stmt.h" |
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71 #include "sighandlers.h" |
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72 #include "sysdep.h" |
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73 #include "unwind-prot.h" |
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74 #include "utils.h" |
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75 #include "variables.h" |
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76 #include "version.h" |
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77 |
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78 // TRUE means the quit() call is allowed. |
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79 bool quit_allowed = true; |
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80 |
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81 // TRUE means we are ready to interpret commands, but not everything |
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82 // is ready for interactive use. |
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83 bool octave_interpreter_ready = false; |
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84 |
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85 // TRUE means we've processed all the init code and we are good to go. |
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86 bool octave_initialized = false; |
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87 |
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88 DEFUN (__version_info__, args, , |
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89 doc: /* -*- texinfo -*- |
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90 @deftypefn {} {retval =} __version_info__ (@var{name}, @var{version}, @var{release}, @var{date}) |
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91 Undocumented internal function. |
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92 @end deftypefn */) |
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93 { |
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94 static octave_map vinfo; |
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95 |
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96 int nargin = args.length (); |
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97 |
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98 if (nargin != 0 && nargin != 4) |
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99 print_usage (); |
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100 |
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101 octave_value retval; |
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102 |
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103 if (nargin == 0) |
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104 retval = vinfo; |
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105 else if (nargin == 4) |
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106 { |
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107 if (vinfo.nfields () == 0) |
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108 { |
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109 vinfo.assign ("Name", args(0)); |
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110 vinfo.assign ("Version", args(1)); |
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111 vinfo.assign ("Release", args(2)); |
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112 vinfo.assign ("Date", args(3)); |
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113 } |
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114 else |
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115 { |
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116 octave_idx_type n = vinfo.numel () + 1; |
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117 |
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118 vinfo.resize (dim_vector (n, 1)); |
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119 |
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120 octave_value idx (n); |
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121 |
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122 vinfo.assign (idx, "Name", Cell (octave_value (args(0)))); |
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123 vinfo.assign (idx, "Version", Cell (octave_value (args(1)))); |
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124 vinfo.assign (idx, "Release", Cell (octave_value (args(2)))); |
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125 vinfo.assign (idx, "Date", Cell (octave_value (args(3)))); |
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126 } |
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127 } |
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128 |
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129 return retval; |
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130 } |
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131 |
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132 static void |
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133 initialize_version_info (void) |
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134 { |
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135 octave_value_list args; |
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136 |
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137 args(3) = OCTAVE_RELEASE_DATE; |
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138 args(2) = octave::config::release (); |
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139 args(1) = OCTAVE_VERSION; |
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140 args(0) = "GNU Octave"; |
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141 |
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142 F__version_info__ (args, 0); |
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143 } |
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144 |
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145 OCTAVE_NORETURN static void |
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146 lo_error_handler (const char *fmt, ...) |
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147 { |
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148 va_list args; |
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149 va_start (args, fmt); |
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150 verror_with_cfn (fmt, args); |
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151 va_end (args); |
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152 |
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153 octave_throw_execution_exception (); |
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154 } |
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155 |
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156 OCTAVE_NORETURN static void |
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157 lo_error_with_id_handler (const char *id, const char *fmt, ...) |
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158 { |
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159 va_list args; |
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160 va_start (args, fmt); |
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161 verror_with_id_cfn (id, fmt, args); |
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162 va_end (args); |
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163 |
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164 octave_throw_execution_exception (); |
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165 } |
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166 |
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167 static void |
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168 initialize_error_handlers () |
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169 { |
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170 set_liboctave_error_handler (lo_error_handler); |
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171 set_liboctave_error_with_id_handler (lo_error_with_id_handler); |
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172 set_liboctave_warning_handler (warning); |
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173 set_liboctave_warning_with_id_handler (warning_with_id); |
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174 } |
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175 |
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176 DEFUN (quit, args, , |
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177 doc: /* -*- texinfo -*- |
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178 @deftypefn {} {} exit |
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179 @deftypefnx {} {} exit (@var{status}) |
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180 @deftypefnx {} {} quit |
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181 @deftypefnx {} {} quit (@var{status}) |
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182 Exit the current Octave session. |
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183 |
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184 If the optional integer value @var{status} is supplied, pass that value to |
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185 the operating system as Octave's exit status. The default value is zero. |
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186 |
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187 When exiting, Octave will attempt to run the m-file @file{finish.m} if it |
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188 exists. User commands to save the workspace or clean up temporary files |
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189 may be placed in that file. Alternatively, another m-file may be scheduled |
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190 to run using @code{atexit}. |
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191 @seealso{atexit} |
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192 @end deftypefn */) |
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193 { |
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194 // Confirm OK to shutdown. Note: A dynamic function installation similar |
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195 // to overriding polymorphism for which the GUI can install its own "quit" |
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196 // yet call this base "quit" could be nice. No link would be needed here. |
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197 if (! octave_link::confirm_shutdown ()) |
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198 return ovl (); |
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199 |
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200 if (! quit_allowed) |
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201 error ("quit: not supported in embedded mode"); |
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202 |
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203 int exit_status = 0; |
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204 |
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205 if (args.length () > 0) |
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206 exit_status = args(0).nint_value (); |
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207 |
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208 // Instead of simply calling exit, we thrown an exception so that no |
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209 // matter where the call to quit occurs, we will run the |
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210 // unwind_protect stack, clear the OCTAVE_LOCAL_BUFFER allocations, |
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211 // etc. before exiting. |
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212 |
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213 throw octave::exit_exception (exit_status); |
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214 |
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215 return ovl (); |
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216 } |
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217 |
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218 DEFALIAS (exit, quit); |
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219 |
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220 DEFUN (atexit, args, nargout, |
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221 doc: /* -*- texinfo -*- |
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222 @deftypefn {} {} atexit (@var{fcn}) |
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223 @deftypefnx {} {} atexit (@var{fcn}, @var{flag}) |
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224 Register a function to be called when Octave exits. |
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225 |
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226 For example, |
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227 |
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228 @example |
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229 @group |
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230 function last_words () |
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231 disp ("Bye bye"); |
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232 endfunction |
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233 atexit ("last_words"); |
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234 @end group |
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235 @end example |
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236 |
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237 @noindent |
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238 will print the message @qcode{"Bye bye"} when Octave exits. |
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239 |
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240 The additional argument @var{flag} will register or unregister @var{fcn} |
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241 from the list of functions to be called when Octave exits. If @var{flag} is |
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242 true, the function is registered, and if @var{flag} is false, it is |
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243 unregistered. For example, after registering the function @code{last_words} |
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244 above, |
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245 |
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246 @example |
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247 atexit ("last_words", false); |
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248 @end example |
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249 |
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250 @noindent |
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251 will remove the function from the list and Octave will not call |
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252 @code{last_words} when it exits. |
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253 |
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254 Note that @code{atexit} only removes the first occurrence of a function |
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255 from the list, so if a function was placed in the list multiple times with |
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256 @code{atexit}, it must also be removed from the list multiple times. |
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257 @seealso{quit} |
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258 @end deftypefn */) |
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259 { |
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260 int nargin = args.length (); |
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261 |
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262 if (nargin < 1 || nargin > 2) |
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263 print_usage (); |
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264 |
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265 std::string arg = args(0).xstring_value ("atexit: FCN argument must be a string"); |
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266 |
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267 bool add_mode = (nargin == 2) |
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268 ? args(1).xbool_value ("atexit: FLAG argument must be a logical value") |
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269 : true; |
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270 |
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271 octave_value_list retval; |
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272 |
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273 if (add_mode) |
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274 octave::interpreter::add_atexit_function (arg); |
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275 else |
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276 { |
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277 bool found = octave::interpreter::remove_atexit_function (arg); |
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278 |
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279 if (nargout > 0) |
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280 retval = ovl (found); |
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281 } |
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282 |
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283 return retval; |
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284 } |
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285 |
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286 // Execute commands from a file and catch potential exceptions in a consistent |
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287 // way. This function should be called anywhere we might parse and execute |
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288 // commands from a file before we have entered the main loop in |
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289 // toplev.cc. |
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290 |
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291 static int |
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292 safe_source_file (const std::string& file_name, |
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293 const std::string& context = "", |
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294 bool verbose = false, bool require_file = true, |
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295 const std::string& warn_for = "") |
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296 { |
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297 try |
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298 { |
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299 octave::source_file (file_name, context, verbose, require_file, warn_for); |
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300 } |
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301 catch (const octave::interrupt_exception&) |
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302 { |
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303 octave::interpreter::recover_from_exception (); |
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304 |
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305 return 1; |
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306 } |
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307 catch (const octave::execution_exception& e) |
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308 { |
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309 std::string stack_trace = e.info (); |
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310 |
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311 if (! stack_trace.empty ()) |
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312 std::cerr << stack_trace; |
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313 |
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314 octave::interpreter::recover_from_exception (); |
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315 |
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316 return 1; |
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317 } |
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318 |
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319 return 0; |
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320 } |
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321 |
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322 static void |
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323 execute_pkg_add (const std::string& dir) |
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324 { |
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325 std::string file_name = octave::sys::file_ops::concat (dir, "PKG_ADD"); |
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326 |
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327 octave::load_path& lp = octave::__get_load_path__ ("execute_pkg_add"); |
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328 |
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329 try |
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330 { |
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331 lp.execute_pkg_add (dir); |
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332 } |
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333 catch (const octave::interrupt_exception&) |
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334 { |
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335 octave::interpreter::recover_from_exception (); |
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336 } |
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337 catch (const octave::execution_exception&) |
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338 { |
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339 octave::interpreter::recover_from_exception (); |
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340 } |
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341 } |
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342 |
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343 namespace octave |
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344 { |
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345 // Create an interpreter object and perform initialization up to the |
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346 // point of setting reading command history and setting the load |
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347 // path. |
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348 |
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349 interpreter::interpreter (application *app_context) |
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350 : m_app_context (app_context), |
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351 m_environment (), |
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352 m_help_system (*this), |
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353 m_dynamic_loader (*this), |
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354 m_load_path (), |
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355 m_symbol_table (), |
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356 m_evaluator (*this), |
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357 m_stream_list (*this), |
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358 m_url_handle_manager (), |
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359 m_cdef_manager (*this), |
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360 m_gtk_manager (), |
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361 m_interactive (false), |
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362 m_read_site_files (true), |
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363 m_read_init_files (m_app_context != nullptr), |
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364 m_verbose (false), |
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365 m_inhibit_startup_message (false), |
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366 m_load_path_initialized (false), |
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367 m_history_initialized (false), |
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368 m_initialized (false) |
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369 { |
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370 if (instance) |
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371 throw std::runtime_error |
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372 ("only one Octave interpreter object may be active"); |
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373 |
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374 instance = this; |
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375 |
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376 // Matlab uses "C" locale for LC_NUMERIC class regardless of local setting |
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377 setlocale (LC_NUMERIC, "C"); |
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378 setlocale (LC_TIME, "C"); |
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379 sys::env::putenv ("LC_NUMERIC", "C"); |
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380 sys::env::putenv ("LC_TIME", "C"); |
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381 |
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382 // Initialize the default floating point unit control state. |
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383 octave_set_default_fpucw (); |
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384 |
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385 thread::init (); |
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386 |
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387 set_default_prompts (); |
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388 |
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389 // Initialize default warning state before --traditional option |
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390 // that may reset them. |
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391 |
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392 initialize_default_warning_state (); |
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393 |
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394 octave_ieee_init (); |
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395 |
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396 octave_prepare_hdf5 (); |
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397 |
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398 // The idea here is to force xerbla to be referenced so that we will link to |
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399 // our own version instead of the one provided by the BLAS library. But |
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400 // numeric_limits<double>::NaN () should never be -1, so we |
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401 // should never actually call xerbla. FIXME (again!): If this |
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402 // becomes a constant expression the test might be optimized away and |
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403 // then the reference to the function might also disappear. |
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404 |
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405 if (numeric_limits<double>::NaN () == -1) |
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406 F77_FUNC (xerbla, XERBLA) ("octave", 13 F77_CHAR_ARG_LEN (6)); |
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407 |
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408 initialize_error_handlers (); |
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409 |
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410 if (m_app_context) |
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411 install_signal_handlers (); |
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412 else |
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413 quit_allowed = false; |
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414 |
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415 install_types (); |
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416 |
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417 install_ops (); |
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418 |
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419 install_builtins (); |
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420 |
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421 m_cdef_manager.initialize (); |
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422 |
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423 bool line_editing = false; |
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424 bool traditional = false; |
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425 |
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426 if (m_app_context) |
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427 { |
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428 // Embedded interpeters don't execute command line options. |
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429 const cmdline_options& options = m_app_context->options (); |
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430 |
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431 // Make all command-line arguments available to startup files, |
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432 // including PKG_ADD files. |
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433 |
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434 string_vector args = options.all_args (); |
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435 |
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436 m_app_context->intern_argv (args); |
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437 intern_nargin (args.numel () - 1); |
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438 |
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439 bool is_octave_program = m_app_context->is_octave_program (); |
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440 |
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441 std::list<std::string> command_line_path = options.command_line_path (); |
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442 |
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443 for (const auto& pth : command_line_path) |
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444 m_load_path.set_command_line_path (pth); |
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445 |
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446 std::string exec_path = options.exec_path (); |
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447 if (! exec_path.empty ()) |
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448 m_environment.exec_path (exec_path); |
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449 |
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450 std::string image_path = options.image_path (); |
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451 if (! image_path.empty ()) |
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452 m_environment.image_path (image_path); |
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453 |
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454 if (options.no_window_system ()) |
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455 display_info::no_window_system (); |
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456 |
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457 // Is input coming from a terminal? If so, we are probably |
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458 // interactive. |
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459 |
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460 // If stdin is not a tty, then we are reading commands from a |
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461 // pipe or a redirected file. |
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462 bool stdin_is_tty = octave_isatty_wrapper (fileno (stdin)); |
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463 |
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464 m_interactive = (! is_octave_program && stdin_is_tty |
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465 && octave_isatty_wrapper (fileno (stdout))); |
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466 |
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467 // Check if the user forced an interactive session. |
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468 if (options.forced_interactive ()) |
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469 m_interactive = true; |
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470 |
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471 line_editing = options.line_editing (); |
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472 if ((! m_interactive || options.forced_interactive ()) |
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473 && ! options.forced_line_editing ()) |
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474 line_editing = false; |
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475 |
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476 traditional = options.traditional (); |
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477 |
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478 // FIXME: if possible, perform the following actions directly |
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479 // instead of using the interpreter-level functions. |
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480 |
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481 if (options.echo_commands ()) |
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482 m_evaluator.echo |
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483 (tree_evaluator::ECHO_SCRIPTS | tree_evaluator::ECHO_FUNCTIONS); |
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484 |
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485 std::string docstrings_file = options.docstrings_file (); |
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486 if (! docstrings_file.empty ()) |
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487 Fbuilt_in_docstrings_file (*this, octave_value (docstrings_file)); |
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488 |
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489 std::string doc_cache_file = options.doc_cache_file (); |
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490 if (! doc_cache_file.empty ()) |
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491 Fdoc_cache_file (*this, octave_value (doc_cache_file)); |
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492 |
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493 std::string info_file = options.info_file (); |
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494 if (! info_file.empty ()) |
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495 Finfo_file (*this, octave_value (info_file)); |
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496 |
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497 std::string info_program = options.info_program (); |
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498 if (! info_program.empty ()) |
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499 Finfo_program (*this, octave_value (info_program)); |
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500 |
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501 if (options.debug_jit ()) |
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502 Fdebug_jit (octave_value (true)); |
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503 |
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504 if (options.jit_compiler ()) |
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505 Fjit_enable (octave_value (true)); |
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506 |
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507 std::string texi_macros_file = options.texi_macros_file (); |
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508 if (! texi_macros_file.empty ()) |
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509 Ftexi_macros_file (*this, octave_value (texi_macros_file)); |
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510 } |
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511 |
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512 // Force default line editor if we don't want readline editing. |
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513 if (line_editing) |
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514 initialize_command_input (); |
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515 else |
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516 command_editor::force_default_editor (); |
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517 |
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518 // These can come after command line args since none of them set any |
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519 // defaults that might be changed by command line options. |
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520 |
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521 initialize_version_info (); |
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522 |
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523 // This should be done before initializing the load path because |
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524 // some PKG_ADD files might need --traditional behavior. |
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525 |
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526 if (traditional) |
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527 maximum_braindamage (); |
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528 |
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529 octave_interpreter_ready = true; |
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530 } |
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531 |
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532 interpreter *interpreter::instance = nullptr; |
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533 |
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534 interpreter::~interpreter (void) |
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535 { |
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536 cleanup (); |
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537 } |
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538 |
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539 void interpreter::intern_nargin (octave_idx_type nargs) |
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540 { |
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541 // FIXME: should this explicitly be top_scope? |
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542 symbol_scope scope = m_symbol_table.current_scope (); |
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543 |
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544 if (scope) |
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545 { |
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546 scope.assign (".nargin.", nargs); |
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547 scope.mark_hidden (".nargin."); |
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548 } |
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549 } |
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550 |
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551 // Read the history file unless a command-line option inhibits that. |
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552 |
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553 void interpreter::initialize_history (bool read_history_file) |
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554 { |
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555 if (! m_history_initialized) |
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556 { |
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557 // Allow command-line option to override. |
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558 |
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559 if (m_app_context) |
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560 { |
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561 const cmdline_options& options = m_app_context->options (); |
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562 |
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563 read_history_file = options.read_history_file (); |
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564 |
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565 if (! read_history_file) |
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566 command_history::ignore_entries (); |
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567 } |
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568 |
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569 ::initialize_history (read_history_file); |
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570 |
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571 if (! m_app_context) |
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572 command_history::ignore_entries (); |
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573 |
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574 m_history_initialized = true; |
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575 } |
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576 } |
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577 |
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578 // Set the initial path to the system default unless command-line |
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579 // option says to leave it empty. |
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580 |
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581 void interpreter::initialize_load_path (bool set_initial_path) |
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582 { |
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583 if (! m_load_path_initialized) |
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584 { |
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585 // Allow command-line option to override. |
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586 |
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587 if (m_app_context) |
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588 { |
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589 const cmdline_options& options = m_app_context->options (); |
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590 |
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591 set_initial_path = options.set_initial_path (); |
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592 } |
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593 |
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594 // Temporarily set the execute_pkg_add function to one that |
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595 // catches exceptions. This is better than wrapping |
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596 // load_path::initialize in a try-catch block because it will |
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597 // not stop executing PKG_ADD files at the first exception. |
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598 // It's also better than changing the default execute_pkg_add |
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599 // function to use safe_source file because that will normally |
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600 // be evaluated from the normal intepreter loop where exceptions |
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601 // are already handled. |
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602 |
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603 unwind_protect frame; |
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604 |
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605 frame.add_method (m_load_path, &load_path::set_add_hook, |
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606 m_load_path.get_add_hook ()); |
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|
607 |
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608 m_load_path.set_add_hook (execute_pkg_add); |
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|
609 |
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610 m_load_path.initialize (set_initial_path); |
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611 |
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612 m_load_path_initialized = true; |
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613 } |
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614 } |
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615 |
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616 // This may be called separately from execute |
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617 |
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618 void interpreter::initialize (void) |
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619 { |
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620 if (m_initialized) |
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621 return; |
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622 |
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|
623 display_startup_message (); |
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624 |
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625 // Wait to read the history file until the interpreter reads input |
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626 // files and begins evaluating commands. |
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627 |
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|
628 initialize_history (); |
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629 |
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630 // Initializing the load path may execute PKG_ADD files, so can't be |
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631 // done until the interpreter is ready to execute commands. |
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632 |
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633 // Deferring it to the execute step also allows the path to be |
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634 // initialized between creating and execute the interpreter, for |
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635 // example, to set a custom path for an embedded interpreter. |
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636 |
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637 initialize_load_path (); |
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638 |
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639 m_initialized = true; |
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640 } |
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641 |
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642 // FIXME: this function is intended to be executed only once. Should |
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643 // we enforce that restriction? |
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644 |
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645 int interpreter::execute (void) |
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646 { |
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647 try |
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648 { |
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649 initialize (); |
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650 |
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651 // We ignore errors in startup files. |
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652 |
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653 execute_startup_files (); |
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654 |
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655 int exit_status = 0; |
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656 |
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657 if (m_app_context) |
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658 { |
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659 const cmdline_options& options = m_app_context->options (); |
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660 |
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661 if (m_app_context->have_eval_option_code ()) |
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662 { |
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663 int status = execute_eval_option_code (); |
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664 |
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665 if (status ) |
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666 exit_status = status; |
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667 |
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668 if (! options.persist ()) |
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669 return exit_status; |
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670 } |
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671 |
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672 // If there is an extra argument, see if it names a file to |
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673 // read. Additional arguments are taken as command line options |
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674 // for the script. |
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675 |
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676 if (m_app_context->have_script_file ()) |
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677 { |
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678 int status = execute_command_line_file (); |
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679 |
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680 if (status) |
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681 exit_status = status; |
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682 |
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683 if (! options.persist ()) |
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684 return exit_status; |
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685 } |
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686 |
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687 if (options.forced_interactive ()) |
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688 command_editor::blink_matching_paren (false); |
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689 } |
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690 |
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691 // Avoid counting commands executed from startup or script files. |
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692 |
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693 command_editor::reset_current_command_number (1); |
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694 |
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695 return main_loop (); |
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696 } |
23696
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697 catch (const exit_exception& ex) |
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698 { |
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699 return ex.exit_status (); |
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700 } |
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701 } |
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702 |
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703 void interpreter::display_startup_message (void) const |
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704 { |
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705 bool inhibit_startup_message = false; |
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706 |
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707 if (m_app_context) |
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708 { |
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709 const cmdline_options& options = m_app_context->options (); |
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710 |
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711 inhibit_startup_message = options.inhibit_startup_message (); |
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712 } |
23396
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713 |
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714 if (m_interactive && ! inhibit_startup_message) |
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715 std::cout << octave_startup_message () << "\n" << std::endl; |
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716 } |
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717 |
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718 // Initialize by reading startup files. Return non-zero if an exception |
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719 // occurs when reading any of them, but don't exit early because of an |
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720 // exception. |
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721 |
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722 int interpreter::execute_startup_files (void) const |
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723 { |
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724 bool read_site_files = m_read_site_files; |
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725 bool read_init_files = m_read_init_files; |
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726 bool verbose = m_verbose; |
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727 bool inhibit_startup_message = m_inhibit_startup_message; |
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728 |
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729 if (m_app_context) |
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730 { |
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731 const cmdline_options& options = m_app_context->options (); |
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732 |
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733 read_site_files = options.read_site_files (); |
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734 read_init_files = options.read_init_files (); |
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735 verbose = options.verbose_flag (); |
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736 inhibit_startup_message = options.inhibit_startup_message (); |
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737 } |
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738 |
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739 verbose = (verbose && ! inhibit_startup_message); |
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740 |
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741 bool require_file = false; |
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742 |
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743 std::string context; |
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744 |
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745 int exit_status = 0; |
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746 |
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747 if (read_site_files) |
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748 { |
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749 // Execute commands from the site-wide configuration file. |
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750 // First from the file $(prefix)/lib/octave/site/m/octaverc |
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751 // (if it exists), then from the file |
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752 // $(prefix)/share/octave/$(version)/m/octaverc (if it exists). |
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753 |
23717
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754 int status = safe_source_file (config::local_site_defaults_file (), |
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755 context, verbose, require_file); |
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756 |
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757 if (status) |
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758 exit_status = status; |
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759 |
23717
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760 status = safe_source_file (config::site_defaults_file (), |
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761 context, verbose, require_file); |
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762 |
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763 if (status) |
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764 exit_status = status; |
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765 } |
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766 |
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767 if (read_init_files) |
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768 { |
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769 // Try to execute commands from $HOME/$OCTAVE_INITFILE and |
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770 // $OCTAVE_INITFILE. If $OCTAVE_INITFILE is not set, |
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771 // .octaverc is assumed. |
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772 |
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773 bool home_rc_already_executed = false; |
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774 |
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775 std::string initfile = sys::env::getenv ("OCTAVE_INITFILE"); |
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776 |
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777 if (initfile.empty ()) |
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778 initfile = ".octaverc"; |
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779 |
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780 std::string home_dir = sys::env::get_home_directory (); |
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781 |
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782 std::string home_rc = sys::env::make_absolute (initfile, home_dir); |
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783 |
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784 std::string local_rc; |
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785 |
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786 if (! home_rc.empty ()) |
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787 { |
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788 int status = safe_source_file (home_rc, context, verbose, |
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789 require_file); |
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790 |
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791 if (status) |
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792 exit_status = status; |
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793 |
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794 // Names alone are not enough. |
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795 |
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796 sys::file_stat fs_home_rc (home_rc); |
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797 |
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798 if (fs_home_rc) |
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799 { |
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800 // We want to check for curr_dir after executing home_rc |
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801 // because doing that may change the working directory. |
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802 |
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803 local_rc = sys::env::make_absolute (initfile); |
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804 |
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805 home_rc_already_executed = same_file (home_rc, local_rc); |
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806 } |
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807 } |
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808 |
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809 if (! home_rc_already_executed) |
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810 { |
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811 if (local_rc.empty ()) |
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812 local_rc = sys::env::make_absolute (initfile); |
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813 |
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814 int status = safe_source_file (local_rc, context, verbose, |
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815 require_file); |
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816 |
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817 if (status) |
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818 exit_status = status; |
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819 } |
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820 } |
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821 |
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822 if (m_interactive && verbose) |
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823 std::cout << std::endl; |
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824 |
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825 return exit_status; |
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826 } |
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827 |
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828 // Execute any code specified with --eval 'CODE' |
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829 |
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830 int interpreter::execute_eval_option_code (void) |
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831 { |
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832 const cmdline_options& options = m_app_context->options (); |
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833 |
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834 std::string code_to_eval = options.code_to_eval (); |
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835 |
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836 unwind_protect frame; |
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837 |
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838 octave_save_signal_mask (); |
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839 |
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840 can_interrupt = true; |
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841 |
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842 octave_signal_hook = respond_to_pending_signals; |
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843 octave_interrupt_hook = nullptr; |
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844 octave_bad_alloc_hook = nullptr; |
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845 |
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846 catch_interrupts (); |
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847 |
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848 octave_initialized = true; |
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849 |
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850 frame.add_method (this, &interpreter::interactive, m_interactive); |
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851 |
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852 m_interactive = false; |
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853 |
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854 int parse_status = 0; |
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855 |
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856 try |
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857 { |
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858 eval_string (code_to_eval, false, parse_status, 0); |
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859 } |
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860 catch (const interrupt_exception&) |
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861 { |
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862 recover_from_exception (); |
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863 |
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864 return 1; |
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865 } |
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866 catch (const execution_exception&) |
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867 { |
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868 recover_from_exception (); |
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869 |
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870 return 1; |
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871 } |
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872 |
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873 return parse_status; |
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874 } |
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875 |
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876 int interpreter::execute_command_line_file (void) |
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877 { |
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878 const cmdline_options& options = m_app_context->options (); |
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879 |
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880 unwind_protect frame; |
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881 |
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882 octave_save_signal_mask (); |
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883 |
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884 can_interrupt = true; |
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885 |
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886 octave_signal_hook = respond_to_pending_signals; |
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887 octave_interrupt_hook = nullptr; |
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888 octave_bad_alloc_hook = nullptr; |
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889 |
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890 catch_interrupts (); |
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891 |
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892 octave_initialized = true; |
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893 |
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894 frame.add_method (this, &interpreter::interactive, m_interactive); |
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|
895 |
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|
896 string_vector args = options.all_args (); |
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|
897 |
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|
898 frame.add_method (m_app_context, &application::intern_argv, args); |
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|
899 |
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|
900 frame.add_method (this, &interpreter::intern_nargin, args.numel () - 1); |
23102
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refactor interpreter::execute
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|
901 |
373771419d51
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|
902 frame.add_method (m_app_context, |
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|
903 &application::program_invocation_name, |
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|
904 application::program_invocation_name ()); |
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|
905 |
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|
906 frame.add_method (m_app_context, |
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|
907 &application::program_name, |
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|
908 application::program_name ()); |
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|
909 |
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|
910 m_interactive = false; |
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|
911 |
23102
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|
912 // If we are running an executable script (#! /bin/octave) then |
373771419d51
refactor interpreter::execute
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|
913 // we should only see the args passed to the script. |
373771419d51
refactor interpreter::execute
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|
914 |
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|
915 string_vector script_args = options.remaining_args (); |
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|
916 |
373771419d51
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|
917 m_app_context->intern_argv (script_args); |
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John W. Eaton <jwe@octave.org>
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918 intern_nargin (script_args.numel () - 1); |
23102
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|
919 |
373771419d51
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|
920 std::string fname = script_args[0]; |
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|
921 |
22094
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922 m_app_context->set_program_names (fname); |
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|
923 |
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|
924 std::string context; |
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|
925 bool verbose = false; |
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|
926 bool require_file = true; |
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|
927 |
23087
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rework clean_up_and_exit (bug #50068)
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parents:
23084
diff
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|
928 return safe_source_file (fname, context, verbose, require_file, "octave"); |
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|
929 } |
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changeset
|
930 |
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changeset
|
931 int interpreter::main_loop (void) |
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changeset
|
932 { |
23111
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changeset
|
933 if (! m_app_context) |
23104
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23102
diff
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|
934 return 0; |
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|
935 |
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|
936 octave_save_signal_mask (); |
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|
937 |
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|
938 can_interrupt = true; |
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939 |
24520
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24361
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|
940 octave_signal_hook = respond_to_pending_signals; |
23795
980f39c3ab90
Use C++11 nullptr rather than 0 in code (bug #51565).
Rik <rik@octave.org>
parents:
23775
diff
changeset
|
941 octave_interrupt_hook = nullptr; |
980f39c3ab90
Use C++11 nullptr rather than 0 in code (bug #51565).
Rik <rik@octave.org>
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23775
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|
942 octave_bad_alloc_hook = nullptr; |
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|
943 |
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|
944 catch_interrupts (); |
22094
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|
945 |
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|
946 octave_initialized = true; |
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changeset
|
947 |
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changeset
|
948 // The big loop. |
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changeset
|
949 |
23696
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changeset
|
950 lexer *lxr = (application::interactive () |
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951 ? new lexer () |
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changeset
|
952 : new lexer (stdin)); |
22094
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changeset
|
953 |
23696
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changeset
|
954 parser parser (*lxr); |
22094
9203833cab7d
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changeset
|
955 |
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changeset
|
956 int retval = 0; |
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changeset
|
957 do |
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changeset
|
958 { |
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changeset
|
959 try |
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|
960 { |
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move new interpreter class to separate file
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changeset
|
961 reset_error_handler (); |
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diff
changeset
|
962 |
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changeset
|
963 parser.reset (); |
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|
964 |
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965 if (m_symbol_table.at_top_level ()) |
23696
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|
966 tree_evaluator::reset_debug_state (); |
22094
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changeset
|
967 |
9203833cab7d
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changeset
|
968 retval = parser.run (); |
9203833cab7d
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changeset
|
969 |
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move new interpreter class to separate file
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changeset
|
970 if (retval == 0) |
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move new interpreter class to separate file
John W. Eaton <jwe@octave.org>
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diff
changeset
|
971 { |
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4a62da62af09
use m_ prefix for member variables in parser
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changeset
|
972 if (parser.m_stmt_list) |
22094
9203833cab7d
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changeset
|
973 { |
23694
4a62da62af09
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changeset
|
974 parser.m_stmt_list->accept (m_evaluator); |
22094
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changeset
|
975 |
9203833cab7d
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diff
changeset
|
976 octave_quit (); |
9203833cab7d
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diff
changeset
|
977 |
23696
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diff
changeset
|
978 if (! application::interactive ()) |
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changeset
|
979 { |
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changeset
|
980 bool quit = (tree_return_command::returning |
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parents:
diff
changeset
|
981 || tree_break_command::breaking); |
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diff
changeset
|
982 |
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changeset
|
983 if (tree_return_command::returning) |
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diff
changeset
|
984 tree_return_command::returning = 0; |
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parents:
diff
changeset
|
985 |
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parents:
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changeset
|
986 if (tree_break_command::breaking) |
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parents:
diff
changeset
|
987 tree_break_command::breaking--; |
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parents:
diff
changeset
|
988 |
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parents:
diff
changeset
|
989 if (quit) |
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parents:
diff
changeset
|
990 break; |
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diff
changeset
|
991 } |
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changeset
|
992 |
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diff
changeset
|
993 if (octave_completion_matches_called) |
9203833cab7d
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diff
changeset
|
994 octave_completion_matches_called = false; |
9203833cab7d
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diff
changeset
|
995 else |
23696
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23694
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changeset
|
996 command_editor::increment_current_command_number (); |
22094
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parents:
diff
changeset
|
997 } |
23694
4a62da62af09
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changeset
|
998 else if (parser.m_lexer.end_of_input) |
23111
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changeset
|
999 { |
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changeset
|
1000 retval = EOF; |
252975fdc444
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23110
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changeset
|
1001 break; |
252975fdc444
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23110
diff
changeset
|
1002 } |
22094
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diff
changeset
|
1003 } |
9203833cab7d
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parents:
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changeset
|
1004 } |
23696
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23694
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changeset
|
1005 catch (const interrupt_exception&) |
22094
9203833cab7d
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changeset
|
1006 { |
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changeset
|
1007 recover_from_exception (); |
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move new interpreter class to separate file
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changeset
|
1008 |
9203833cab7d
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parents:
diff
changeset
|
1009 // Required newline when the user does Ctrl+C at the prompt. |
23696
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changeset
|
1010 if (application::interactive ()) |
22094
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changeset
|
1011 octave_stdout << "\n"; |
9203833cab7d
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diff
changeset
|
1012 } |
23696
08036a7f3660
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changeset
|
1013 catch (const index_exception& e) |
22094
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diff
changeset
|
1014 { |
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diff
changeset
|
1015 recover_from_exception (); |
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parents:
diff
changeset
|
1016 |
9203833cab7d
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changeset
|
1017 std::cerr << "error: unhandled index exception: " |
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diff
changeset
|
1018 << e.message () << " -- trying to return to prompt" |
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diff
changeset
|
1019 << std::endl; |
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diff
changeset
|
1020 } |
23696
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changeset
|
1021 catch (const execution_exception& e) |
22094
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changeset
|
1022 { |
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changeset
|
1023 std::string stack_trace = e.info (); |
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changeset
|
1024 |
9203833cab7d
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changeset
|
1025 if (! stack_trace.empty ()) |
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changeset
|
1026 std::cerr << stack_trace; |
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1027 |
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1028 if (application::interactive ()) |
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1029 recover_from_exception (); |
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1030 else |
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1031 { |
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1032 // We should exit with a nonzero status. |
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1033 retval = 1; |
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1034 break; |
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1035 } |
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1036 } |
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1037 catch (const std::bad_alloc&) |
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1038 { |
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1039 recover_from_exception (); |
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1040 |
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1041 std::cerr << "error: out of memory -- trying to return to prompt" |
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1042 << std::endl; |
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1043 } |
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1044 |
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1045 #if defined (DBSTOP_NANINF) |
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1046 if (Vdebug_on_naninf) |
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1047 { |
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1048 if (setjump (naninf_jump) != 0) |
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1049 debug_or_throw_exception (true); // true = stack trace |
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1050 } |
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1051 #endif |
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1052 } |
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1053 while (retval == 0); |
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1054 |
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1055 if (retval == EOF) |
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1056 { |
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1057 if (application::interactive ()) |
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1058 octave_stdout << "\n"; |
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1059 |
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1060 retval = 0; |
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1061 } |
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1062 |
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1063 return retval; |
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1064 } |
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1065 |
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1066 // Call a function with exceptions handled to avoid problems with |
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1067 // errors while shutting down. |
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1068 |
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1069 #define OCTAVE_IGNORE_EXCEPTION(E) \ |
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1070 catch (E) \ |
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1071 { \ |
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1072 recover_from_exception (); \ |
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1073 \ |
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1074 std::cerr << "error: ignoring " #E " while preparing to exit" \ |
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1075 << std::endl; \ |
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1076 } |
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1077 |
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1078 #define OCTAVE_SAFE_CALL(F, ARGS) \ |
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1079 do \ |
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1080 { \ |
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1081 try \ |
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1082 { \ |
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1083 unwind_protect frame; \ |
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1084 \ |
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1085 frame.protect_var (Vdebug_on_error); \ |
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1086 frame.protect_var (Vdebug_on_warning); \ |
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1087 \ |
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1088 Vdebug_on_error = false; \ |
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1089 Vdebug_on_warning = false; \ |
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1090 \ |
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1091 F ARGS; \ |
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1092 } \ |
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1093 OCTAVE_IGNORE_EXCEPTION (const exit_exception&) \ |
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1094 OCTAVE_IGNORE_EXCEPTION (const interrupt_exception&) \ |
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1095 OCTAVE_IGNORE_EXCEPTION (const execution_exception&) \ |
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1096 OCTAVE_IGNORE_EXCEPTION (const std::bad_alloc&) \ |
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1097 } \ |
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1098 while (0) |
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1099 |
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1100 void interpreter::cleanup (void) |
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1101 { |
23092
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1102 // If we are attached to a GUI, process pending events and |
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1103 // disconnect the link. |
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1104 |
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1105 octave_link::process_events (true); |
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1106 octave_link::disconnect_link (); |
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1107 |
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1108 OCTAVE_SAFE_CALL (remove_input_event_hook_functions, ()); |
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1109 |
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1110 while (! atexit_functions.empty ()) |
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1111 { |
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1112 std::string fcn = atexit_functions.front (); |
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1113 |
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1114 atexit_functions.pop_front (); |
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1115 |
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1116 OCTAVE_SAFE_CALL (reset_error_handler, ()); |
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1117 |
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1118 OCTAVE_SAFE_CALL (feval, (fcn, octave_value_list (), 0)); |
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1119 |
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1120 OCTAVE_SAFE_CALL (flush_stdout, ()); |
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1121 } |
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1122 |
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1123 // Do this explicitly so that destructors for mex file objects |
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1124 // are called, so that functions registered with mexAtExit are |
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1125 // called. |
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1126 OCTAVE_SAFE_CALL (m_symbol_table.clear_mex_functions, ()); |
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1127 |
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1128 OCTAVE_SAFE_CALL (command_editor::restore_terminal_state, ()); |
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1129 |
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1130 OCTAVE_SAFE_CALL (octave_history_write_timestamp, ()); |
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1131 |
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1132 if (! command_history::ignoring_entries ()) |
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1133 OCTAVE_SAFE_CALL (command_history::clean_up_and_save, ()); |
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1134 |
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1135 OCTAVE_SAFE_CALL (gh_manager::close_all_figures, ()); |
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1136 |
23774
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1137 m_gtk_manager.unload_all_toolkits (); |
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1138 |
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1139 OCTAVE_SAFE_CALL (cleanup_tmp_files, ()); |
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1140 |
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1141 // FIXME: May still need something like this to ensure that |
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1142 // destructors for class objects will run properly. Should that be |
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1143 // done earlier? Before or after atexit functions are executed? |
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1144 m_symbol_table.cleanup (); |
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1145 |
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1146 OCTAVE_SAFE_CALL (sysdep_cleanup, ()); |
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1147 |
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1148 OCTAVE_SAFE_CALL (octave_finalize_hdf5, ()); |
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1149 |
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1150 OCTAVE_SAFE_CALL (flush_stdout, ()); |
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1151 |
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1152 // Don't call singleton_cleanup_list::cleanup until we have the |
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1153 // problems with registering/unregistering types worked out. For |
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1154 // example, uncomment the following line, then use the make_int |
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1155 // function from the examples directory to create an integer |
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1156 // object and then exit Octave. Octave should crash with a |
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1157 // segfault when cleaning up the typinfo singleton. We need some |
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1158 // way to force new octave_value_X types that are created in |
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1159 // .oct files to be unregistered when the .oct file shared library |
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1160 // is unloaded. |
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|
1161 // |
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1162 // OCTAVE_SAFE_CALL (singleton_cleanup_list::cleanup, ()); |
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1163 } |
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1164 |
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1165 tree_evaluator& interpreter::get_evaluator (void) |
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|
1166 { |
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1167 return m_evaluator; |
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1168 } |
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1169 |
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1170 stream_list& interpreter::get_stream_list (void) |
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1171 { |
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1172 return m_stream_list; |
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1173 } |
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1174 |
23742
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|
1175 url_handle_manager& interpreter::get_url_handle_manager (void) |
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1176 { |
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1177 return m_url_handle_manager; |
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1178 } |
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|
1179 |
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|
1180 symbol_scope |
23609
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|
1181 interpreter::get_current_scope (void) |
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|
1182 { |
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|
1183 return m_symbol_table.current_scope (); |
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1184 } |
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|
1185 |
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|
1186 symbol_scope |
23609
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|
1187 interpreter::require_current_scope (const std::string& who) |
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1188 { |
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|
1189 symbol_scope scope = get_current_scope (); |
23609
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1190 |
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|
1191 if (! scope) |
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1192 error ("%s: symbol table scope missing", who.c_str ()); |
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|
1193 |
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|
1194 return scope; |
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|
1195 } |
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|
1196 |
23553
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|
1197 call_stack& interpreter::get_call_stack (void) |
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|
1198 { |
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|
1199 return m_evaluator.get_call_stack (); |
23553
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|
1200 } |
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|
1201 |
23753
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|
1202 profiler& interpreter::get_profiler (void) |
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1203 { |
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1204 return m_evaluator.get_profiler (); |
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1205 } |
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1206 |
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1207 void interpreter::mlock (void) |
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1208 { |
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1209 call_stack& cs = get_call_stack (); |
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1210 |
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1211 octave_function *fcn = cs.current (); |
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1212 |
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1213 if (! fcn) |
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1214 error ("mlock: invalid use outside a function"); |
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1215 |
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1216 fcn->lock (); |
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1217 } |
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1218 |
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1219 void interpreter::munlock (const std::string& nm) |
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1220 { |
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1221 octave_value val = m_symbol_table.find_function (nm); |
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1222 |
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1223 if (val.is_defined ()) |
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1224 { |
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1225 octave_function *fcn = val.function_value (); |
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1226 |
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1227 if (fcn) |
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1228 fcn->unlock (); |
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1229 } |
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|
1230 } |
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|
1231 |
6eb5f6199a5a
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|
1232 bool interpreter::mislocked (const std::string& nm) |
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|
1233 { |
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|
1234 bool retval = false; |
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1235 |
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|
1236 octave_value val = m_symbol_table.find_function (nm); |
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|
1237 |
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|
1238 if (val.is_defined ()) |
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|
1239 { |
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|
1240 octave_function *fcn = val.function_value (); |
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|
1241 |
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|
1242 if (fcn) |
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|
1243 retval = fcn->islocked (); |
6eb5f6199a5a
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|
1244 } |
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|
1245 |
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|
1246 return retval; |
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|
1247 } |
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|
1248 |
23111
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|
1249 void interpreter::recover_from_exception (void) |
23110
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|
1250 { |
23696
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|
1251 can_interrupt = true; |
23110
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|
1252 octave_interrupt_state = 0; |
af48d8be62b3
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|
1253 octave_signal_caught = 0; |
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|
1254 octave_exception_state = octave_no_exception; |
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|
1255 octave_restore_signal_mask (); |
23696
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|
1256 catch_interrupts (); |
23110
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|
1257 } |
22094
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changeset
|
1258 |
23110
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changeset
|
1259 // Functions to call when the interpreter exits. |
22094
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changeset
|
1260 |
23111
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|
1261 std::list<std::string> interpreter::atexit_functions; |
22094
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|
1262 |
23110
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|
1263 void interpreter::add_atexit_function (const std::string& fname) |
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|
1264 { |
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|
1265 atexit_functions.push_front (fname); |
af48d8be62b3
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|
1266 } |
22094
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|
1267 |
23110
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|
1268 bool interpreter::remove_atexit_function (const std::string& fname) |
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1269 { |
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1270 bool found = false; |
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1271 |
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1272 for (auto it = atexit_functions.begin (); |
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1273 it != atexit_functions.end (); it++) |
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1274 { |
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1275 if (*it == fname) |
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1276 { |
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1277 atexit_functions.erase (it); |
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1278 found = true; |
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1279 break; |
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1280 } |
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1281 } |
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1282 |
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1283 return found; |
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1284 } |
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1285 |
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1286 // What internal options get configured by --traditional. |
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1287 |
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1288 void interpreter::maximum_braindamage (void) |
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1289 { |
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1290 FPS1 (octave_value (">> ")); |
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1291 FPS2 (octave_value ("")); |
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1292 |
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1293 m_evaluator.PS4 (""); |
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1294 |
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1295 Fbeep_on_error (octave_value (true)); |
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1296 Fconfirm_recursive_rmdir (octave_value (false)); |
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1297 Fcrash_dumps_octave_core (octave_value (false)); |
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1298 Fdisable_diagonal_matrix (octave_value (true)); |
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1299 Fdisable_permutation_matrix (octave_value (true)); |
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1300 Fdisable_range (octave_value (true)); |
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1301 Ffixed_point_format (octave_value (true)); |
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1302 Fhistory_timestamp_format_string (octave_value ("%%-- %D %I:%M %p --%%")); |
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1303 Fpage_screen_output (octave_value (false)); |
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1304 Fprint_empty_dimensions (octave_value (false)); |
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1305 Fsave_default_options (octave_value ("-mat-binary")); |
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1306 Fstruct_levels_to_print (octave_value (0)); |
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1307 |
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1308 disable_warning ("Octave:abbreviated-property-match"); |
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1309 disable_warning ("Octave:data-file-in-path"); |
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1310 disable_warning ("Octave:function-name-clash"); |
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1311 disable_warning ("Octave:possible-matlab-short-circuit-operator"); |
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1312 } |
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1313 } |