annotate liboctave/util/lo-regexp.cc @ 22755:3a2b891d0b33

maint: Standardize Copyright formatting. * Makefile.am, README, build-aux/check-subst-vars.in.sh, build-aux/find-files-with-tests.sh, build-aux/mk-builtins.sh, build-aux/mk-default-qt-settings.in.sh, build-aux/mk-f77-def.in.sh, build-aux/mk-hg-id.sh, build-aux/mk-mxarray-h.in.sh, build-aux/mk-octave-config-h.sh, build-aux/mk-opts.pl, build-aux/mk-version-h.in.sh, build-aux/subst-config-vals.in.sh, build-aux/subst-cross-config-vals.in.sh, build-aux/subst-default-vals.in.sh, build-aux/subst-f77-isnan-macro.in.sh, build-aux/subst-script-vals.in.sh, configure.ac, doc/interpreter/arith.txi, doc/interpreter/audio.txi, doc/interpreter/basics.txi, doc/interpreter/bugs.txi, doc/interpreter/container.txi, doc/interpreter/cp-idx.txi, doc/interpreter/data.txi, doc/interpreter/debug.txi, doc/interpreter/diagperm.txi, doc/interpreter/diffeq.txi, doc/interpreter/errors.txi, doc/interpreter/eval.txi, doc/interpreter/expr.txi, doc/interpreter/external.txi, doc/interpreter/fn-idx.txi, doc/interpreter/func.txi, doc/interpreter/genpropdoc.m, doc/interpreter/geometry.txi, doc/interpreter/geometryimages.m, doc/interpreter/grammar.txi, doc/interpreter/gui.txi, doc/interpreter/image.txi, doc/interpreter/install.txi, doc/interpreter/interp.txi, doc/interpreter/interpimages.m, doc/interpreter/intro.txi, doc/interpreter/io.txi, doc/interpreter/linalg.txi, doc/interpreter/macros.texi, doc/interpreter/matrix.txi, doc/interpreter/mk-doc-cache.pl, doc/interpreter/mkoctfile.1, doc/interpreter/nonlin.txi, doc/interpreter/numbers.txi, doc/interpreter/obsolete.txi, doc/interpreter/octave-cli.1, doc/interpreter/octave-config.1, doc/interpreter/octave.1, doc/interpreter/octave.css, doc/interpreter/octave.texi, doc/interpreter/oop.txi, doc/interpreter/op-idx.txi, doc/interpreter/optim.txi, doc/interpreter/package.txi, doc/interpreter/plot.txi, doc/interpreter/plotimages.m, doc/interpreter/poly.txi, doc/interpreter/preface.txi, doc/interpreter/quad.txi, doc/interpreter/set.txi, doc/interpreter/signal.txi, doc/interpreter/sparse.txi, doc/interpreter/sparseimages.m, doc/interpreter/splineimages.m, doc/interpreter/stats.txi, doc/interpreter/stmt.txi, doc/interpreter/strings.txi, doc/interpreter/system.txi, doc/interpreter/testfun.txi, doc/interpreter/var.txi, doc/interpreter/vectorize.txi, doc/liboctave/array.texi, doc/liboctave/bugs.texi, doc/liboctave/cp-idx.texi, doc/liboctave/dae.texi, doc/liboctave/diffeq.texi, doc/liboctave/error.texi, doc/liboctave/factor.texi, doc/liboctave/fn-idx.texi, doc/liboctave/gpl.texi, doc/liboctave/install.texi, doc/liboctave/intro.texi, doc/liboctave/liboctave.texi, doc/liboctave/matvec.texi, doc/liboctave/nleqn.texi, doc/liboctave/nlfunc.texi, doc/liboctave/ode.texi, doc/liboctave/optim.texi, doc/liboctave/preface.texi, doc/liboctave/quad.texi, doc/liboctave/range.texi, doc/refcard/refcard-a4.tex, doc/refcard/refcard-legal.tex, doc/refcard/refcard-letter.tex, doc/refcard/refcard.tex, etc/HACKING, etc/icons/octave.appdata.xml.in, libgui/graphics/Backend.cc, libgui/graphics/Backend.h, libgui/graphics/BaseControl.cc, libgui/graphics/BaseControl.h, libgui/graphics/ButtonControl.cc, libgui/graphics/ButtonControl.h, libgui/graphics/ButtonGroup.cc, libgui/graphics/ButtonGroup.h, libgui/graphics/Canvas.cc, libgui/graphics/Canvas.h, libgui/graphics/CheckBoxControl.cc, libgui/graphics/CheckBoxControl.h, libgui/graphics/Container.cc, libgui/graphics/Container.h, libgui/graphics/ContextMenu.cc, libgui/graphics/ContextMenu.h, libgui/graphics/EditControl.cc, libgui/graphics/EditControl.h, libgui/graphics/Figure.cc, libgui/graphics/Figure.h, libgui/graphics/FigureWindow.cc, libgui/graphics/FigureWindow.h, libgui/graphics/GLCanvas.cc, libgui/graphics/GLCanvas.h, libgui/graphics/GenericEventNotify.h, libgui/graphics/KeyMap.cc, libgui/graphics/KeyMap.h, libgui/graphics/ListBoxControl.cc, libgui/graphics/ListBoxControl.h, libgui/graphics/Logger.cc, libgui/graphics/Logger.h, libgui/graphics/Menu.cc, libgui/graphics/Menu.h, libgui/graphics/MenuContainer.h, libgui/graphics/MouseModeActionGroup.cc, libgui/graphics/MouseModeActionGroup.h, libgui/graphics/Object.cc, libgui/graphics/Object.h, libgui/graphics/ObjectFactory.cc, libgui/graphics/ObjectFactory.h, libgui/graphics/ObjectProxy.cc, libgui/graphics/ObjectProxy.h, libgui/graphics/Panel.cc, libgui/graphics/Panel.h, libgui/graphics/PopupMenuControl.cc, libgui/graphics/PopupMenuControl.h, libgui/graphics/PushButtonControl.cc, libgui/graphics/PushButtonControl.h, libgui/graphics/PushTool.cc, libgui/graphics/PushTool.h, libgui/graphics/QtHandlesUtils.cc, libgui/graphics/QtHandlesUtils.h, libgui/graphics/RadioButtonControl.cc, libgui/graphics/RadioButtonControl.h, libgui/graphics/SliderControl.cc, libgui/graphics/SliderControl.h, libgui/graphics/TextControl.cc, libgui/graphics/TextControl.h, libgui/graphics/TextEdit.cc, libgui/graphics/TextEdit.h, libgui/graphics/ToggleButtonControl.cc, libgui/graphics/ToggleButtonControl.h, libgui/graphics/ToggleTool.cc, libgui/graphics/ToggleTool.h, libgui/graphics/ToolBar.cc, libgui/graphics/ToolBar.h, libgui/graphics/ToolBarButton.cc, libgui/graphics/ToolBarButton.h, libgui/graphics/__init_qt__.cc, libgui/graphics/__init_qt__.h, libgui/graphics/annotation-dialog.cc, libgui/graphics/annotation-dialog.h, libgui/graphics/gl-select.cc, libgui/graphics/gl-select.h, libgui/src/color-picker.cc, libgui/src/color-picker.h, libgui/src/dialog.cc, libgui/src/dialog.h, libgui/src/documentation-dock-widget.cc, libgui/src/documentation-dock-widget.h, libgui/src/files-dock-widget.cc, libgui/src/files-dock-widget.h, libgui/src/find-files-dialog.cc, libgui/src/find-files-dialog.h, libgui/src/find-files-model.cc, libgui/src/find-files-model.h, libgui/src/history-dock-widget.cc, libgui/src/history-dock-widget.h, libgui/src/liboctgui-build-info.h, libgui/src/liboctgui-build-info.in.cc, libgui/src/m-editor/file-editor-interface.h, libgui/src/m-editor/file-editor-tab.cc, libgui/src/m-editor/file-editor-tab.h, libgui/src/m-editor/file-editor.cc, libgui/src/m-editor/file-editor.h, libgui/src/m-editor/find-dialog.cc, libgui/src/m-editor/find-dialog.h, libgui/src/m-editor/marker.cc, libgui/src/m-editor/marker.h, libgui/src/m-editor/octave-qscintilla.cc, libgui/src/m-editor/octave-qscintilla.h, libgui/src/m-editor/octave-txt-lexer.cc, libgui/src/m-editor/octave-txt-lexer.h, libgui/src/main-window.cc, libgui/src/main-window.h, libgui/src/octave-cmd.cc, libgui/src/octave-cmd.h, libgui/src/octave-dock-widget.cc, libgui/src/octave-dock-widget.h, libgui/src/octave-gui.cc, libgui/src/octave-gui.h, libgui/src/octave-interpreter.cc, libgui/src/octave-interpreter.h, libgui/src/octave-qt-link.cc, libgui/src/octave-qt-link.h, libgui/src/qtinfo/parser.cc, libgui/src/qtinfo/parser.h, libgui/src/qtinfo/webinfo.cc, libgui/src/qtinfo/webinfo.h, libgui/src/resource-manager.cc, libgui/src/resource-manager.h, libgui/src/settings-dialog.cc, libgui/src/settings-dialog.h, libgui/src/shortcut-manager.cc, libgui/src/shortcut-manager.h, libgui/src/terminal-dock-widget.cc, libgui/src/terminal-dock-widget.h, libgui/src/thread-manager.cc, libgui/src/thread-manager.h, libgui/src/welcome-wizard.cc, libgui/src/welcome-wizard.h, libgui/src/workspace-model.cc, libgui/src/workspace-model.h, libgui/src/workspace-view.cc, libgui/src/workspace-view.h, libinterp/build-env.h, libinterp/build-env.in.cc, libinterp/builtins.h, libinterp/corefcn/Cell.cc, libinterp/corefcn/Cell.h, libinterp/corefcn/__contourc__.cc, libinterp/corefcn/__dsearchn__.cc, libinterp/corefcn/__ichol__.cc, libinterp/corefcn/__ilu__.cc, libinterp/corefcn/__lin_interpn__.cc, libinterp/corefcn/__luinc__.cc, libinterp/corefcn/__magick_read__.cc, libinterp/corefcn/__pchip_deriv__.cc, libinterp/corefcn/__qp__.cc, libinterp/corefcn/balance.cc, libinterp/corefcn/base-text-renderer.h, libinterp/corefcn/besselj.cc, libinterp/corefcn/betainc.cc, libinterp/corefcn/bitfcns.cc, libinterp/corefcn/bsxfun.cc, libinterp/corefcn/c-file-ptr-stream.cc, libinterp/corefcn/c-file-ptr-stream.h, libinterp/corefcn/call-stack.cc, libinterp/corefcn/call-stack.h, libinterp/corefcn/cdisplay.c, libinterp/corefcn/cdisplay.h, libinterp/corefcn/cellfun.cc, libinterp/corefcn/coct-hdf5-types.c, libinterp/corefcn/colloc.cc, libinterp/corefcn/comment-list.cc, libinterp/corefcn/comment-list.h, libinterp/corefcn/conv2.cc, libinterp/corefcn/daspk.cc, libinterp/corefcn/dasrt.cc, libinterp/corefcn/dassl.cc, libinterp/corefcn/data.cc, libinterp/corefcn/data.h, libinterp/corefcn/debug.cc, libinterp/corefcn/debug.h, libinterp/corefcn/defaults.cc, libinterp/corefcn/defaults.in.h, libinterp/corefcn/defun-dld.h, libinterp/corefcn/defun-int.h, libinterp/corefcn/defun.cc, libinterp/corefcn/defun.h, libinterp/corefcn/det.cc, libinterp/corefcn/dirfns.cc, libinterp/corefcn/dirfns.h, libinterp/corefcn/display.cc, libinterp/corefcn/display.h, libinterp/corefcn/dlmread.cc, libinterp/corefcn/dot.cc, libinterp/corefcn/dynamic-ld.cc, libinterp/corefcn/dynamic-ld.h, libinterp/corefcn/eig.cc, libinterp/corefcn/ellipj.cc, libinterp/corefcn/error.cc, libinterp/corefcn/error.h, libinterp/corefcn/errwarn.cc, libinterp/corefcn/errwarn.h, libinterp/corefcn/event-queue.cc, libinterp/corefcn/event-queue.h, libinterp/corefcn/fft.cc, libinterp/corefcn/fft2.cc, libinterp/corefcn/fftn.cc, libinterp/corefcn/file-io.cc, libinterp/corefcn/file-io.h, libinterp/corefcn/filter.cc, libinterp/corefcn/find.cc, libinterp/corefcn/ft-text-renderer.cc, libinterp/corefcn/ft-text-renderer.h, libinterp/corefcn/gammainc.cc, libinterp/corefcn/gcd.cc, libinterp/corefcn/getgrent.cc, libinterp/corefcn/getpwent.cc, libinterp/corefcn/getrusage.cc, libinterp/corefcn/givens.cc, libinterp/corefcn/gl-render.cc, libinterp/corefcn/gl-render.h, libinterp/corefcn/gl2ps-print.cc, libinterp/corefcn/gl2ps-print.h, libinterp/corefcn/graphics.cc, libinterp/corefcn/graphics.in.h, libinterp/corefcn/gripes.cc, libinterp/corefcn/gripes.h, libinterp/corefcn/gsvd.cc, libinterp/corefcn/hash.cc, libinterp/corefcn/help.cc, libinterp/corefcn/help.h, libinterp/corefcn/hess.cc, libinterp/corefcn/hex2num.cc, libinterp/corefcn/hook-fcn.cc, libinterp/corefcn/hook-fcn.h, libinterp/corefcn/input.cc, libinterp/corefcn/input.h, libinterp/corefcn/interpreter.cc, libinterp/corefcn/interpreter.h, libinterp/corefcn/inv.cc, libinterp/corefcn/jit-ir.cc, libinterp/corefcn/jit-ir.h, libinterp/corefcn/jit-typeinfo.cc, libinterp/corefcn/jit-typeinfo.h, libinterp/corefcn/jit-util.cc, libinterp/corefcn/jit-util.h, libinterp/corefcn/kron.cc, libinterp/corefcn/load-path.cc, libinterp/corefcn/load-path.h, libinterp/corefcn/load-save.cc, libinterp/corefcn/load-save.h, libinterp/corefcn/lookup.cc, libinterp/corefcn/ls-ascii-helper.cc, libinterp/corefcn/ls-ascii-helper.h, libinterp/corefcn/ls-hdf5.cc, libinterp/corefcn/ls-hdf5.h, libinterp/corefcn/ls-mat-ascii.cc, libinterp/corefcn/ls-mat-ascii.h, libinterp/corefcn/ls-mat4.cc, libinterp/corefcn/ls-mat4.h, libinterp/corefcn/ls-mat5.cc, libinterp/corefcn/ls-mat5.h, libinterp/corefcn/ls-oct-binary.cc, libinterp/corefcn/ls-oct-binary.h, libinterp/corefcn/ls-oct-text.cc, libinterp/corefcn/ls-oct-text.h, libinterp/corefcn/ls-utils.cc, libinterp/corefcn/ls-utils.h, libinterp/corefcn/lsode.cc, libinterp/corefcn/lu.cc, libinterp/corefcn/mappers.cc, libinterp/corefcn/matrix_type.cc, libinterp/corefcn/max.cc, libinterp/corefcn/mex.cc, libinterp/corefcn/mex.h, libinterp/corefcn/mexproto.h, libinterp/corefcn/mgorth.cc, libinterp/corefcn/mxarray.in.h, libinterp/corefcn/nproc.cc, libinterp/corefcn/oct-errno.h, libinterp/corefcn/oct-errno.in.cc, libinterp/corefcn/oct-fstrm.cc, libinterp/corefcn/oct-fstrm.h, libinterp/corefcn/oct-handle.h, libinterp/corefcn/oct-hdf5-types.cc, libinterp/corefcn/oct-hdf5-types.h, libinterp/corefcn/oct-hdf5.h, libinterp/corefcn/oct-hist.cc, libinterp/corefcn/oct-hist.h, libinterp/corefcn/oct-iostrm.cc, libinterp/corefcn/oct-iostrm.h, libinterp/corefcn/oct-lvalue.cc, libinterp/corefcn/oct-lvalue.h, libinterp/corefcn/oct-map.cc, libinterp/corefcn/oct-map.h, libinterp/corefcn/oct-obj.h, libinterp/corefcn/oct-opengl.h, libinterp/corefcn/oct-prcstrm.cc, libinterp/corefcn/oct-prcstrm.h, libinterp/corefcn/oct-procbuf.cc, libinterp/corefcn/oct-procbuf.h, libinterp/corefcn/oct-stdstrm.h, libinterp/corefcn/oct-stream.cc, libinterp/corefcn/oct-stream.h, libinterp/corefcn/oct-strstrm.cc, libinterp/corefcn/oct-strstrm.h, libinterp/corefcn/oct-tex-lexer.in.ll, libinterp/corefcn/oct-tex-parser.in.yy, libinterp/corefcn/oct.h, libinterp/corefcn/octave-default-image.h, libinterp/corefcn/octave-link.cc, libinterp/corefcn/octave-link.h, libinterp/corefcn/octave-preserve-stream-state.h, libinterp/corefcn/ordschur.cc, libinterp/corefcn/pager.cc, libinterp/corefcn/pager.h, libinterp/corefcn/pinv.cc, libinterp/corefcn/pr-output.cc, libinterp/corefcn/pr-output.h, libinterp/corefcn/procstream.cc, libinterp/corefcn/procstream.h, libinterp/corefcn/profiler.cc, libinterp/corefcn/profiler.h, libinterp/corefcn/psi.cc, libinterp/corefcn/pt-jit.cc, libinterp/corefcn/pt-jit.h, libinterp/corefcn/quad.cc, libinterp/corefcn/quadcc.cc, libinterp/corefcn/qz.cc, libinterp/corefcn/rand.cc, libinterp/corefcn/rcond.cc, libinterp/corefcn/regexp.cc, libinterp/corefcn/schur.cc, libinterp/corefcn/sighandlers.cc, libinterp/corefcn/sighandlers.h, libinterp/corefcn/sparse-xdiv.cc, libinterp/corefcn/sparse-xdiv.h, libinterp/corefcn/sparse-xpow.cc, libinterp/corefcn/sparse-xpow.h, libinterp/corefcn/sparse.cc, libinterp/corefcn/spparms.cc, libinterp/corefcn/sqrtm.cc, libinterp/corefcn/str2double.cc, libinterp/corefcn/strfind.cc, libinterp/corefcn/strfns.cc, libinterp/corefcn/sub2ind.cc, libinterp/corefcn/svd.cc, libinterp/corefcn/sylvester.cc, libinterp/corefcn/symtab.cc, libinterp/corefcn/symtab.h, libinterp/corefcn/syscalls.cc, libinterp/corefcn/sysdep.cc, libinterp/corefcn/sysdep.h, libinterp/corefcn/text-renderer.cc, libinterp/corefcn/text-renderer.h, libinterp/corefcn/time.cc, libinterp/corefcn/toplev.cc, libinterp/corefcn/toplev.h, libinterp/corefcn/tril.cc, libinterp/corefcn/tsearch.cc, libinterp/corefcn/txt-eng.cc, libinterp/corefcn/txt-eng.h, libinterp/corefcn/typecast.cc, libinterp/corefcn/urlwrite.cc, libinterp/corefcn/utils.cc, libinterp/corefcn/utils.h, libinterp/corefcn/variables.cc, libinterp/corefcn/variables.h, libinterp/corefcn/workspace-element.h, libinterp/corefcn/xdiv.cc, libinterp/corefcn/xdiv.h, libinterp/corefcn/xnorm.cc, libinterp/corefcn/xnorm.h, libinterp/corefcn/xpow.cc, libinterp/corefcn/xpow.h, libinterp/corefcn/zfstream.cc, libinterp/corefcn/zfstream.h, libinterp/deprecated-config.h, libinterp/dldfcn/__delaunayn__.cc, libinterp/dldfcn/__eigs__.cc, libinterp/dldfcn/__fltk_uigetfile__.cc, libinterp/dldfcn/__glpk__.cc, libinterp/dldfcn/__init_fltk__.cc, libinterp/dldfcn/__init_gnuplot__.cc, libinterp/dldfcn/__osmesa_print__.cc, libinterp/dldfcn/__voronoi__.cc, libinterp/dldfcn/amd.cc, libinterp/dldfcn/audiodevinfo.cc, libinterp/dldfcn/audioread.cc, libinterp/dldfcn/ccolamd.cc, libinterp/dldfcn/chol.cc, libinterp/dldfcn/colamd.cc, libinterp/dldfcn/convhulln.cc, libinterp/dldfcn/dmperm.cc, libinterp/dldfcn/fftw.cc, libinterp/dldfcn/gzip.cc, libinterp/dldfcn/oct-qhull.h, libinterp/dldfcn/qr.cc, libinterp/dldfcn/symbfact.cc, libinterp/dldfcn/symrcm.cc, libinterp/gendoc.pl, libinterp/genprops.awk, libinterp/liboctinterp-build-info.h, libinterp/liboctinterp-build-info.in.cc, libinterp/mk-errno-list, libinterp/mk-pkg-add, libinterp/mkops, libinterp/octave-value/ov-base-diag.cc, libinterp/octave-value/ov-base-diag.h, libinterp/octave-value/ov-base-int.cc, libinterp/octave-value/ov-base-int.h, libinterp/octave-value/ov-base-mat.cc, libinterp/octave-value/ov-base-mat.h, libinterp/octave-value/ov-base-scalar.cc, libinterp/octave-value/ov-base-scalar.h, libinterp/octave-value/ov-base-sparse.cc, libinterp/octave-value/ov-base-sparse.h, libinterp/octave-value/ov-base.cc, libinterp/octave-value/ov-base.h, libinterp/octave-value/ov-bool-mat.cc, libinterp/octave-value/ov-bool-mat.h, libinterp/octave-value/ov-bool-sparse.cc, libinterp/octave-value/ov-bool-sparse.h, libinterp/octave-value/ov-bool.cc, libinterp/octave-value/ov-bool.h, libinterp/octave-value/ov-builtin.cc, libinterp/octave-value/ov-builtin.h, libinterp/octave-value/ov-cell.cc, libinterp/octave-value/ov-cell.h, libinterp/octave-value/ov-ch-mat.cc, libinterp/octave-value/ov-ch-mat.h, libinterp/octave-value/ov-class.cc, libinterp/octave-value/ov-class.h, libinterp/octave-value/ov-classdef.cc, libinterp/octave-value/ov-classdef.h, libinterp/octave-value/ov-colon.cc, libinterp/octave-value/ov-colon.h, libinterp/octave-value/ov-complex.cc, libinterp/octave-value/ov-complex.h, libinterp/octave-value/ov-cs-list.cc, libinterp/octave-value/ov-cs-list.h, libinterp/octave-value/ov-cx-diag.cc, libinterp/octave-value/ov-cx-diag.h, libinterp/octave-value/ov-cx-mat.cc, libinterp/octave-value/ov-cx-mat.h, libinterp/octave-value/ov-cx-sparse.cc, libinterp/octave-value/ov-cx-sparse.h, libinterp/octave-value/ov-dld-fcn.cc, libinterp/octave-value/ov-dld-fcn.h, libinterp/octave-value/ov-fcn-handle.cc, libinterp/octave-value/ov-fcn-handle.h, libinterp/octave-value/ov-fcn-inline.cc, libinterp/octave-value/ov-fcn-inline.h, libinterp/octave-value/ov-fcn.cc, libinterp/octave-value/ov-fcn.h, libinterp/octave-value/ov-float.cc, libinterp/octave-value/ov-float.h, libinterp/octave-value/ov-flt-complex.cc, libinterp/octave-value/ov-flt-complex.h, libinterp/octave-value/ov-flt-cx-diag.cc, libinterp/octave-value/ov-flt-cx-diag.h, libinterp/octave-value/ov-flt-cx-mat.cc, libinterp/octave-value/ov-flt-cx-mat.h, libinterp/octave-value/ov-flt-re-diag.cc, libinterp/octave-value/ov-flt-re-diag.h, libinterp/octave-value/ov-flt-re-mat.cc, libinterp/octave-value/ov-flt-re-mat.h, libinterp/octave-value/ov-int-traits.h, libinterp/octave-value/ov-int16.cc, libinterp/octave-value/ov-int16.h, libinterp/octave-value/ov-int32.cc, libinterp/octave-value/ov-int32.h, libinterp/octave-value/ov-int64.cc, libinterp/octave-value/ov-int64.h, libinterp/octave-value/ov-int8.cc, libinterp/octave-value/ov-int8.h, libinterp/octave-value/ov-intx.h, libinterp/octave-value/ov-java.cc, libinterp/octave-value/ov-java.h, libinterp/octave-value/ov-lazy-idx.cc, libinterp/octave-value/ov-lazy-idx.h, libinterp/octave-value/ov-mex-fcn.cc, libinterp/octave-value/ov-mex-fcn.h, libinterp/octave-value/ov-null-mat.cc, libinterp/octave-value/ov-null-mat.h, libinterp/octave-value/ov-oncleanup.cc, libinterp/octave-value/ov-oncleanup.h, libinterp/octave-value/ov-perm.cc, libinterp/octave-value/ov-perm.h, libinterp/octave-value/ov-range.cc, libinterp/octave-value/ov-range.h, libinterp/octave-value/ov-re-diag.cc, libinterp/octave-value/ov-re-diag.h, libinterp/octave-value/ov-re-mat.cc, libinterp/octave-value/ov-re-mat.h, libinterp/octave-value/ov-re-sparse.cc, libinterp/octave-value/ov-re-sparse.h, libinterp/octave-value/ov-scalar.cc, libinterp/octave-value/ov-scalar.h, libinterp/octave-value/ov-str-mat.cc, libinterp/octave-value/ov-str-mat.h, libinterp/octave-value/ov-struct.cc, libinterp/octave-value/ov-struct.h, libinterp/octave-value/ov-typeinfo.cc, libinterp/octave-value/ov-typeinfo.h, libinterp/octave-value/ov-uint16.cc, libinterp/octave-value/ov-uint16.h, libinterp/octave-value/ov-uint32.cc, libinterp/octave-value/ov-uint32.h, libinterp/octave-value/ov-uint64.cc, libinterp/octave-value/ov-uint64.h, libinterp/octave-value/ov-uint8.cc, libinterp/octave-value/ov-uint8.h, libinterp/octave-value/ov-usr-fcn.cc, libinterp/octave-value/ov-usr-fcn.h, libinterp/octave-value/ov.cc, libinterp/octave-value/ov.h, libinterp/octave-value/ovl.cc, libinterp/octave-value/ovl.h, libinterp/octave.cc, libinterp/octave.h, libinterp/op-kw-docs, libinterp/operators/op-b-b.cc, libinterp/operators/op-b-bm.cc, libinterp/operators/op-b-sbm.cc, libinterp/operators/op-bm-b.cc, libinterp/operators/op-bm-bm.cc, libinterp/operators/op-bm-sbm.cc, libinterp/operators/op-cdm-cdm.cc, libinterp/operators/op-cdm-cm.cc, libinterp/operators/op-cdm-cs.cc, libinterp/operators/op-cdm-dm.cc, libinterp/operators/op-cdm-m.cc, libinterp/operators/op-cdm-s.cc, libinterp/operators/op-cell.cc, libinterp/operators/op-chm.cc, libinterp/operators/op-class.cc, libinterp/operators/op-cm-cdm.cc, libinterp/operators/op-cm-cm.cc, libinterp/operators/op-cm-cs.cc, libinterp/operators/op-cm-dm.cc, libinterp/operators/op-cm-m.cc, libinterp/operators/op-cm-pm.cc, libinterp/operators/op-cm-s.cc, libinterp/operators/op-cm-scm.cc, libinterp/operators/op-cm-sm.cc, libinterp/operators/op-cs-cm.cc, libinterp/operators/op-cs-cs.cc, libinterp/operators/op-cs-m.cc, libinterp/operators/op-cs-s.cc, libinterp/operators/op-cs-scm.cc, libinterp/operators/op-cs-sm.cc, libinterp/operators/op-dm-cdm.cc, libinterp/operators/op-dm-cm.cc, libinterp/operators/op-dm-cs.cc, libinterp/operators/op-dm-dm.cc, libinterp/operators/op-dm-m.cc, libinterp/operators/op-dm-s.cc, libinterp/operators/op-dm-scm.cc, libinterp/operators/op-dm-sm.cc, libinterp/operators/op-dm-template.cc, libinterp/operators/op-dms-template.cc, libinterp/operators/op-fcdm-fcdm.cc, libinterp/operators/op-fcdm-fcm.cc, libinterp/operators/op-fcdm-fcs.cc, libinterp/operators/op-fcdm-fdm.cc, libinterp/operators/op-fcdm-fm.cc, libinterp/operators/op-fcdm-fs.cc, libinterp/operators/op-fcm-fcdm.cc, libinterp/operators/op-fcm-fcm.cc, libinterp/operators/op-fcm-fcs.cc, libinterp/operators/op-fcm-fdm.cc, libinterp/operators/op-fcm-fm.cc, libinterp/operators/op-fcm-fs.cc, libinterp/operators/op-fcm-pm.cc, libinterp/operators/op-fcn.cc, libinterp/operators/op-fcs-fcm.cc, libinterp/operators/op-fcs-fcs.cc, libinterp/operators/op-fcs-fm.cc, libinterp/operators/op-fcs-fs.cc, libinterp/operators/op-fdm-fcdm.cc, libinterp/operators/op-fdm-fcm.cc, libinterp/operators/op-fdm-fcs.cc, libinterp/operators/op-fdm-fdm.cc, libinterp/operators/op-fdm-fm.cc, libinterp/operators/op-fdm-fs.cc, libinterp/operators/op-fm-fcdm.cc, libinterp/operators/op-fm-fcm.cc, libinterp/operators/op-fm-fcs.cc, libinterp/operators/op-fm-fdm.cc, libinterp/operators/op-fm-fm.cc, libinterp/operators/op-fm-fs.cc, libinterp/operators/op-fm-pm.cc, libinterp/operators/op-fs-fcm.cc, libinterp/operators/op-fs-fcs.cc, libinterp/operators/op-fs-fm.cc, libinterp/operators/op-fs-fs.cc, libinterp/operators/op-i16-i16.cc, libinterp/operators/op-i32-i32.cc, libinterp/operators/op-i64-i64.cc, libinterp/operators/op-i8-i8.cc, libinterp/operators/op-int-concat.cc, libinterp/operators/op-int.h, libinterp/operators/op-m-cdm.cc, libinterp/operators/op-m-cm.cc, libinterp/operators/op-m-cs.cc, libinterp/operators/op-m-dm.cc, libinterp/operators/op-m-m.cc, libinterp/operators/op-m-pm.cc, libinterp/operators/op-m-s.cc, libinterp/operators/op-m-scm.cc, libinterp/operators/op-m-sm.cc, libinterp/operators/op-pm-cm.cc, libinterp/operators/op-pm-fcm.cc, libinterp/operators/op-pm-fm.cc, libinterp/operators/op-pm-m.cc, libinterp/operators/op-pm-pm.cc, libinterp/operators/op-pm-scm.cc, libinterp/operators/op-pm-sm.cc, libinterp/operators/op-pm-template.cc, libinterp/operators/op-range.cc, libinterp/operators/op-s-cm.cc, libinterp/operators/op-s-cs.cc, libinterp/operators/op-s-m.cc, libinterp/operators/op-s-s.cc, libinterp/operators/op-s-scm.cc, libinterp/operators/op-s-sm.cc, libinterp/operators/op-sbm-b.cc, libinterp/operators/op-sbm-bm.cc, libinterp/operators/op-sbm-sbm.cc, libinterp/operators/op-scm-cm.cc, libinterp/operators/op-scm-cs.cc, libinterp/operators/op-scm-m.cc, libinterp/operators/op-scm-s.cc, libinterp/operators/op-scm-scm.cc, libinterp/operators/op-scm-sm.cc, libinterp/operators/op-sm-cm.cc, libinterp/operators/op-sm-cs.cc, libinterp/operators/op-sm-m.cc, libinterp/operators/op-sm-s.cc, libinterp/operators/op-sm-scm.cc, libinterp/operators/op-sm-sm.cc, libinterp/operators/op-str-m.cc, libinterp/operators/op-str-s.cc, libinterp/operators/op-str-str.cc, libinterp/operators/op-struct.cc, libinterp/operators/op-ui16-ui16.cc, libinterp/operators/op-ui32-ui32.cc, libinterp/operators/op-ui64-ui64.cc, libinterp/operators/op-ui8-ui8.cc, libinterp/operators/ops.h, libinterp/options-usage.h, libinterp/parse-tree/lex.h, libinterp/parse-tree/lex.ll, libinterp/parse-tree/oct-parse.in.yy, libinterp/parse-tree/octave.gperf, libinterp/parse-tree/parse.h, libinterp/parse-tree/pt-all.h, libinterp/parse-tree/pt-arg-list.cc, libinterp/parse-tree/pt-arg-list.h, libinterp/parse-tree/pt-array-list.cc, libinterp/parse-tree/pt-array-list.h, libinterp/parse-tree/pt-assign.cc, libinterp/parse-tree/pt-assign.h, libinterp/parse-tree/pt-binop.cc, libinterp/parse-tree/pt-binop.h, libinterp/parse-tree/pt-bp.cc, libinterp/parse-tree/pt-bp.h, libinterp/parse-tree/pt-cbinop.cc, libinterp/parse-tree/pt-cbinop.h, libinterp/parse-tree/pt-cell.cc, libinterp/parse-tree/pt-cell.h, libinterp/parse-tree/pt-check.cc, libinterp/parse-tree/pt-check.h, libinterp/parse-tree/pt-classdef.cc, libinterp/parse-tree/pt-classdef.h, libinterp/parse-tree/pt-cmd.cc, libinterp/parse-tree/pt-cmd.h, libinterp/parse-tree/pt-colon.cc, libinterp/parse-tree/pt-colon.h, libinterp/parse-tree/pt-const.cc, libinterp/parse-tree/pt-const.h, libinterp/parse-tree/pt-decl.cc, libinterp/parse-tree/pt-decl.h, libinterp/parse-tree/pt-eval.cc, libinterp/parse-tree/pt-eval.h, libinterp/parse-tree/pt-except.cc, libinterp/parse-tree/pt-except.h, libinterp/parse-tree/pt-exp.cc, libinterp/parse-tree/pt-exp.h, libinterp/parse-tree/pt-fcn-handle.cc, libinterp/parse-tree/pt-fcn-handle.h, libinterp/parse-tree/pt-funcall.cc, libinterp/parse-tree/pt-funcall.h, libinterp/parse-tree/pt-id.cc, libinterp/parse-tree/pt-id.h, libinterp/parse-tree/pt-idx.cc, libinterp/parse-tree/pt-idx.h, libinterp/parse-tree/pt-jump.cc, libinterp/parse-tree/pt-jump.h, libinterp/parse-tree/pt-loop.cc, libinterp/parse-tree/pt-loop.h, libinterp/parse-tree/pt-mat.cc, libinterp/parse-tree/pt-mat.h, libinterp/parse-tree/pt-misc.cc, libinterp/parse-tree/pt-misc.h, libinterp/parse-tree/pt-pr-code.cc, libinterp/parse-tree/pt-pr-code.h, libinterp/parse-tree/pt-select.cc, libinterp/parse-tree/pt-select.h, libinterp/parse-tree/pt-stmt.cc, libinterp/parse-tree/pt-stmt.h, libinterp/parse-tree/pt-unop.cc, libinterp/parse-tree/pt-unop.h, libinterp/parse-tree/pt-walk.h, libinterp/parse-tree/pt.cc, libinterp/parse-tree/pt.h, libinterp/parse-tree/token.cc, libinterp/parse-tree/token.h, libinterp/template-inst/Array-jit.cc, libinterp/template-inst/Array-tc.cc, libinterp/version.cc, libinterp/version.in.h, liboctave/array/Array-C.cc, liboctave/array/Array-b.cc, liboctave/array/Array-ch.cc, liboctave/array/Array-d.cc, liboctave/array/Array-f.cc, liboctave/array/Array-fC.cc, liboctave/array/Array-i.cc, liboctave/array/Array-idx-vec.cc, liboctave/array/Array-s.cc, liboctave/array/Array-str.cc, liboctave/array/Array-util.cc, liboctave/array/Array-util.h, liboctave/array/Array-voidp.cc, liboctave/array/Array.cc, liboctave/array/Array.h, liboctave/array/CColVector.cc, liboctave/array/CColVector.h, liboctave/array/CDiagMatrix.cc, liboctave/array/CDiagMatrix.h, liboctave/array/CMatrix.cc, liboctave/array/CMatrix.h, liboctave/array/CNDArray.cc, liboctave/array/CNDArray.h, liboctave/array/CRowVector.cc, liboctave/array/CRowVector.h, liboctave/array/CSparse.cc, liboctave/array/CSparse.h, liboctave/array/DiagArray2.cc, liboctave/array/DiagArray2.h, liboctave/array/MArray-C.cc, liboctave/array/MArray-d.cc, liboctave/array/MArray-f.cc, liboctave/array/MArray-fC.cc, liboctave/array/MArray-i.cc, liboctave/array/MArray-s.cc, liboctave/array/MArray.cc, liboctave/array/MArray.h, liboctave/array/MDiagArray2.cc, liboctave/array/MDiagArray2.h, liboctave/array/MSparse-C.cc, liboctave/array/MSparse-d.cc, liboctave/array/MSparse.cc, liboctave/array/MSparse.h, liboctave/array/Matrix.h, liboctave/array/MatrixType.cc, liboctave/array/MatrixType.h, liboctave/array/PermMatrix.cc, liboctave/array/PermMatrix.h, liboctave/array/Range.cc, liboctave/array/Range.h, liboctave/array/Sparse-C.cc, liboctave/array/Sparse-b.cc, liboctave/array/Sparse-d.cc, liboctave/array/Sparse.cc, liboctave/array/Sparse.h, liboctave/array/boolMatrix.cc, liboctave/array/boolMatrix.h, liboctave/array/boolNDArray.cc, liboctave/array/boolNDArray.h, liboctave/array/boolSparse.cc, liboctave/array/boolSparse.h, liboctave/array/chMatrix.cc, liboctave/array/chMatrix.h, liboctave/array/chNDArray.cc, liboctave/array/chNDArray.h, liboctave/array/dColVector.cc, liboctave/array/dColVector.h, liboctave/array/dDiagMatrix.cc, liboctave/array/dDiagMatrix.h, liboctave/array/dMatrix.cc, liboctave/array/dMatrix.h, liboctave/array/dNDArray.cc, liboctave/array/dNDArray.h, liboctave/array/dRowVector.cc, liboctave/array/dRowVector.h, liboctave/array/dSparse.cc, liboctave/array/dSparse.h, liboctave/array/dim-vector.cc, liboctave/array/dim-vector.h, liboctave/array/fCColVector.cc, liboctave/array/fCColVector.h, liboctave/array/fCDiagMatrix.cc, liboctave/array/fCDiagMatrix.h, liboctave/array/fCMatrix.cc, liboctave/array/fCMatrix.h, liboctave/array/fCNDArray.cc, liboctave/array/fCNDArray.h, liboctave/array/fCRowVector.cc, liboctave/array/fCRowVector.h, liboctave/array/fColVector.cc, liboctave/array/fColVector.h, liboctave/array/fDiagMatrix.cc, liboctave/array/fDiagMatrix.h, liboctave/array/fMatrix.cc, liboctave/array/fMatrix.h, liboctave/array/fNDArray.cc, liboctave/array/fNDArray.h, liboctave/array/fRowVector.cc, liboctave/array/fRowVector.h, liboctave/array/idx-vector.cc, liboctave/array/idx-vector.h, liboctave/array/int16NDArray.cc, liboctave/array/int16NDArray.h, liboctave/array/int32NDArray.cc, liboctave/array/int32NDArray.h, liboctave/array/int64NDArray.cc, liboctave/array/int64NDArray.h, liboctave/array/int8NDArray.cc, liboctave/array/int8NDArray.h, liboctave/array/intNDArray.cc, liboctave/array/intNDArray.h, liboctave/array/uint16NDArray.cc, liboctave/array/uint16NDArray.h, liboctave/array/uint32NDArray.cc, liboctave/array/uint32NDArray.h, liboctave/array/uint64NDArray.cc, liboctave/array/uint64NDArray.h, liboctave/array/uint8NDArray.cc, liboctave/array/uint8NDArray.h, liboctave/cruft/misc/blaswrap.c, liboctave/cruft/misc/cquit.c, liboctave/cruft/misc/f77-extern.cc, liboctave/cruft/misc/f77-fcn.c, liboctave/cruft/misc/f77-fcn.h, liboctave/cruft/misc/lo-error.c, liboctave/cruft/misc/lo-error.h, liboctave/cruft/misc/quit.cc, liboctave/cruft/misc/quit.h, liboctave/liboctave-build-info.h, liboctave/liboctave-build-info.in.cc, liboctave/numeric/CollocWt.cc, liboctave/numeric/CollocWt.h, liboctave/numeric/DAE.h, liboctave/numeric/DAEFunc.h, liboctave/numeric/DAERT.h, liboctave/numeric/DAERTFunc.h, liboctave/numeric/DASPK-opts.in, liboctave/numeric/DASPK.cc, liboctave/numeric/DASPK.h, liboctave/numeric/DASRT-opts.in, liboctave/numeric/DASRT.cc, liboctave/numeric/DASRT.h, liboctave/numeric/DASSL-opts.in, liboctave/numeric/DASSL.cc, liboctave/numeric/DASSL.h, liboctave/numeric/DET.h, liboctave/numeric/EIG.cc, liboctave/numeric/EIG.h, liboctave/numeric/LSODE-opts.in, liboctave/numeric/LSODE.cc, liboctave/numeric/LSODE.h, liboctave/numeric/ODE.h, liboctave/numeric/ODEFunc.h, liboctave/numeric/ODES.cc, liboctave/numeric/ODES.h, liboctave/numeric/ODESFunc.h, liboctave/numeric/Quad-opts.in, liboctave/numeric/Quad.cc, liboctave/numeric/Quad.h, liboctave/numeric/aepbalance.cc, liboctave/numeric/aepbalance.h, liboctave/numeric/base-dae.h, liboctave/numeric/base-de.h, liboctave/numeric/base-min.h, liboctave/numeric/bsxfun-decl.h, liboctave/numeric/bsxfun-defs.cc, liboctave/numeric/bsxfun.h, liboctave/numeric/chol.cc, liboctave/numeric/chol.h, liboctave/numeric/eigs-base.cc, liboctave/numeric/eigs-base.h, liboctave/numeric/fEIG.cc, liboctave/numeric/fEIG.h, liboctave/numeric/gepbalance.cc, liboctave/numeric/gepbalance.h, liboctave/numeric/gsvd.cc, liboctave/numeric/gsvd.h, liboctave/numeric/hess.cc, liboctave/numeric/hess.h, liboctave/numeric/lo-amos-proto.h, liboctave/numeric/lo-arpack-proto.h, liboctave/numeric/lo-blas-proto.h, liboctave/numeric/lo-fftpack-proto.h, liboctave/numeric/lo-lapack-proto.h, liboctave/numeric/lo-mappers.cc, liboctave/numeric/lo-mappers.h, liboctave/numeric/lo-qrupdate-proto.h, liboctave/numeric/lo-ranlib-proto.h, liboctave/numeric/lo-slatec-proto.h, liboctave/numeric/lo-specfun.cc, liboctave/numeric/lo-specfun.h, liboctave/numeric/lu.cc, liboctave/numeric/lu.h, liboctave/numeric/oct-convn.cc, liboctave/numeric/oct-convn.h, liboctave/numeric/oct-fftw.cc, liboctave/numeric/oct-fftw.h, liboctave/numeric/oct-norm.cc, liboctave/numeric/oct-norm.h, liboctave/numeric/oct-rand.cc, liboctave/numeric/oct-rand.h, liboctave/numeric/oct-spparms.cc, liboctave/numeric/oct-spparms.h, liboctave/numeric/qr.cc, liboctave/numeric/qr.h, liboctave/numeric/qrp.cc, liboctave/numeric/qrp.h, liboctave/numeric/randgamma.cc, liboctave/numeric/randgamma.h, liboctave/numeric/randmtzig.cc, liboctave/numeric/randmtzig.h, liboctave/numeric/randpoisson.cc, liboctave/numeric/randpoisson.h, liboctave/numeric/schur.cc, liboctave/numeric/schur.h, liboctave/numeric/sparse-chol.cc, liboctave/numeric/sparse-chol.h, liboctave/numeric/sparse-dmsolve.cc, liboctave/numeric/sparse-dmsolve.h, liboctave/numeric/sparse-lu.cc, liboctave/numeric/sparse-lu.h, liboctave/numeric/sparse-qr.cc, liboctave/numeric/sparse-qr.h, liboctave/numeric/svd.cc, liboctave/numeric/svd.h, liboctave/operators/Sparse-diag-op-defs.h, liboctave/operators/Sparse-op-decls.h, liboctave/operators/Sparse-op-defs.h, liboctave/operators/Sparse-perm-op-defs.h, liboctave/operators/mk-ops.awk, liboctave/operators/mx-base.h, liboctave/operators/mx-defs.h, liboctave/operators/mx-ext.h, 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test/classdef/classdef.tst, test/classes/classes.tst, test/colormaps.tst, test/complex.tst, test/ctor-vs-method/ctor-vs-method.tst, test/diag-perm.tst, test/error.tst, test/eval-catch.tst, test/fcn-handle-derived-resolution/fcn-handle-derived-resolution.tst, test/fntests.m, test/for.tst, test/func.tst, test/global.tst, test/if.tst, test/index.tst, test/io.tst, test/jit.tst, test/line-continue.tst, test/logical-index.tst, test/nest/nest.tst, test/null-assign.tst, test/parser.tst, test/prefer.tst, test/range.tst, test/recursion.tst, test/return.tst, test/slice.tst, test/struct.tst, test/switch.tst, test/system.tst, test/transpose.tst, test/try.tst, test/unwind.tst, test/while.tst: Use the same Copyright formatting throughout Octave.
author Rik <rik@octave.org>
date Sun, 13 Nov 2016 20:33:47 -0800
parents 4caa7b28d183
children 0b1e25cc4457
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1 /*
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2
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3 Copyright (C) 2012 John W. Eaton
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4 Copyright (C) 2005-2016 David Bateman
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5 Copyright (C) 2002-2005 Paul Kienzle
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7 This file is part of Octave.
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8
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9 Octave is free software; you can redistribute it and/or modify it
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10 under the terms of the GNU General Public License as published by
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11 the Free Software Foundation; either version 3 of the License, or
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12 (at your option) any later version.
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14 Octave is distributed in the hope that it will be useful, but
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15 WITHOUT ANY WARRANTY; without even the implied warranty of
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16 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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17 GNU General Public License for more details.
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19 You should have received a copy of the GNU General Public License
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20 along with Octave; see the file COPYING. If not, see
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21 <http://www.gnu.org/licenses/>.
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22
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23 */
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24
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25 #if defined (HAVE_CONFIG_H)
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26 # include "config.h"
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27 #endif
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28
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29 #include <list>
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30 #include <sstream>
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31 #include <string>
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32 #include <vector>
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33
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34 #if defined (HAVE_PCRE_H)
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35 # include <pcre.h>
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36 #elif defined (HAVE_PCRE_PCRE_H)
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37 # include <pcre/pcre.h>
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38 #endif
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39
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40 #include "Matrix.h"
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41 #include "base-list.h"
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42 #include "lo-error.h"
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43 #include "oct-locbuf.h"
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44 #include "quit.h"
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99122191d3dd maint: Rename regexp.h to lo-regexp.h, regexp.cc to lo-regexp.cc in liboctave.
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45 #include "lo-regexp.h"
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46 #include "str-vec.h"
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47
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48 // Define the maximum number of retries for a pattern
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49 // that possibly results in an infinite recursion.
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50 #define PCRE_MATCHLIMIT_MAX 10
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51
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52 // FIXME: should this be configurable?
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53 #define MAXLOOKBEHIND 10
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54
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55 static bool lookbehind_warned = false;
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56
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57 // FIXME: don't bother collecting and composing return values
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58 // the user doesn't want.
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59
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60 namespace octave
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61 {
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62 void
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63 regexp::free (void)
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64 {
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65 if (data)
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66 pcre_free (static_cast<pcre *> (data));
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67 }
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68
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69 void
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70 regexp::compile_internal (void)
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71 {
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72 // If we had a previously compiled pattern, release it.
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73 free ();
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74
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75 size_t max_length = MAXLOOKBEHIND;
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76
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77 size_t pos = 0;
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78 size_t new_pos;
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79 int inames = 0;
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80 std::ostringstream buf;
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81
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82 while ((new_pos = pattern.find ("(?", pos)) != std::string::npos)
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83 {
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84 if (pattern.at (new_pos + 2) == '<'
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85 && !(pattern.at (new_pos + 3) == '='
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86 || pattern.at (new_pos + 3) == '!'))
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87 {
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88 // The syntax of named tokens in pcre is "(?P<name>...)" while
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89 // we need a syntax "(?<name>...)", so fix that here. Also an
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90 // expression like
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91 // "(?<first>\w+)\s+(?<last>\w+)|(?<last>\w+),\s+(?<first>\w+)"
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92 // should be perfectly legal, while pcre does not allow the same
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93 // named token name on both sides of the alternative. Also fix
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94 // that here by replacing name tokens by dummy names, and dealing
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95 // with the dummy names later.
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96
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97 size_t tmp_pos = pattern.find_first_of ('>', new_pos);
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98
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99 if (tmp_pos == std::string::npos)
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100 (*current_liboctave_error_handler)
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101 ("regexp: syntax error in pattern");
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102
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103 std::string tmp_name =
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104 pattern.substr (new_pos+3, tmp_pos-new_pos-3);
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105
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106 bool found = false;
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107
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108 for (int i = 0; i < nnames; i++)
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109 {
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110 if (named_pats(i) == tmp_name)
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111 {
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112 named_idx.resize (dim_vector (inames+1, 1));
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113 named_idx(inames) = i;
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114 found = true;
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115 break;
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116 }
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117 }
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118
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119 if (! found)
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120 {
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121 named_idx.resize (dim_vector (inames+1, 1));
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122 named_idx(inames) = nnames;
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123 named_pats.append (tmp_name);
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124 nnames++;
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125 }
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126
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127 if (new_pos - pos > 0)
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128 buf << pattern.substr (pos, new_pos-pos);
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129 if (inames < 10)
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130 buf << "(?P<n00" << inames++;
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131 else if (inames < 100)
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132 buf << "(?P<n0" << inames++;
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133 else
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134 buf << "(?P<n" << inames++;
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135
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136 pos = tmp_pos;
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137 }
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138 else if (pattern.at (new_pos + 2) == '<')
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139 {
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140 // Find lookbehind operators of arbitrary length (ie like
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141 // "(?<=[a-z]*)") and replace with a maximum length operator
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142 // as PCRE can not yet handle arbitrary length lookahead
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143 // operators. Use the string length as the maximum length to
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144 // avoid issues.
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145
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146 int brackets = 1;
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147 size_t tmp_pos1 = new_pos + 2;
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148 size_t tmp_pos2 = tmp_pos1;
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149
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150 while (tmp_pos1 < pattern.length () && brackets > 0)
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151 {
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152 char ch = pattern.at (tmp_pos1);
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153
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154 if (ch == '(')
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155 brackets++;
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156 else if (ch == ')')
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157 {
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158 if (brackets > 1)
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159 tmp_pos2 = tmp_pos1;
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160
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161 brackets--;
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162 }
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163
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164 tmp_pos1++;
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165 }
7779
791231dac333 Add regexp matching to Fwho and Fclear
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166
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167 if (brackets != 0)
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168 {
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169 buf << pattern.substr (pos, new_pos - pos) << "(?";
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170 pos = new_pos + 2;
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171 }
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172 else
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173 {
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174 size_t tmp_pos3 = pattern.find_first_of ("*+", tmp_pos2);
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175
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176 if (tmp_pos3 != std::string::npos && tmp_pos3 < tmp_pos1)
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177 {
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178 if (! lookbehind_warned)
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179 {
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180 lookbehind_warned = true;
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181 (*current_liboctave_warning_with_id_handler)
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182 ("Octave:regexp-lookbehind-limit",
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183 "%s: arbitrary length lookbehind patterns are only supported up to length %d",
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184 who.c_str (), MAXLOOKBEHIND);
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185 }
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186
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187 buf << pattern.substr (pos, new_pos - pos) << "(";
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188
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189 size_t i;
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190
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191 if (pattern.at (tmp_pos3) == '*')
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192 i = 0;
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193 else
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194 i = 1;
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195
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196 for (; i < max_length + 1; i++)
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197 {
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198 buf << pattern.substr (new_pos, tmp_pos3 - new_pos)
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199 << "{" << i << "}";
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200 buf << pattern.substr (tmp_pos3 + 1,
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201 tmp_pos1 - tmp_pos3 - 1);
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202 if (i != max_length)
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203 buf << "|";
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204 }
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205 buf << ")";
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206 }
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207 else
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208 buf << pattern.substr (pos, tmp_pos1 - pos);
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209
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210 pos = tmp_pos1;
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211 }
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212 }
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213 else
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214 {
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215 buf << pattern.substr (pos, new_pos - pos) << "(?";
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216 pos = new_pos + 2;
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217 }
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218
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219 }
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220
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221 buf << pattern.substr (pos);
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222
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223 const char *err;
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224 int erroffset;
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225 std::string buf_str = buf.str ();
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226
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227 int pcre_options
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228 = ((options.case_insensitive () ? PCRE_CASELESS : 0)
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229 | (options.dotexceptnewline () ? 0 : PCRE_DOTALL)
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230 | (options.lineanchors () ? PCRE_MULTILINE : 0)
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231 | (options.freespacing () ? PCRE_EXTENDED : 0));
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232
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233 data = pcre_compile (buf_str.c_str (), pcre_options, &err, &erroffset, 0);
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234
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235 if (! data)
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236 (*current_liboctave_error_handler)
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237 ("%s: %s at position %d of expression", who.c_str (), err, erroffset);
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238 }
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239
22333
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240 regexp::match_data
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diff changeset
241 regexp::match (const std::string& buffer)
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242 {
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diff changeset
243 regexp::match_data retval;
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244
22333
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245 std::list<regexp::match_element> lst;
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246
22333
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diff changeset
247 int subpatterns;
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diff changeset
248 int namecount;
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diff changeset
249 int nameentrysize;
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diff changeset
250 char *nametable;
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diff changeset
251 size_t idx = 0;
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252
22333
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253 pcre *re = static_cast<pcre *> (data);
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254
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diff changeset
255 pcre_fullinfo (re, 0, PCRE_INFO_CAPTURECOUNT, &subpatterns);
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diff changeset
256 pcre_fullinfo (re, 0, PCRE_INFO_NAMECOUNT, &namecount);
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diff changeset
257 pcre_fullinfo (re, 0, PCRE_INFO_NAMEENTRYSIZE, &nameentrysize);
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diff changeset
258 pcre_fullinfo (re, 0, PCRE_INFO_NAMETABLE, &nametable);
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diff changeset
259
22333
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diff changeset
260 OCTAVE_LOCAL_BUFFER (int, ovector, (subpatterns+1)*3);
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diff changeset
261 OCTAVE_LOCAL_BUFFER (int, nidx, namecount);
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diff changeset
262
22333
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263 for (int i = 0; i < namecount; i++)
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diff changeset
264 {
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diff changeset
265 // Index of subpattern in first two bytes MSB first of name.
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diff changeset
266 // Extract index.
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John W. Eaton <jwe@octave.org>
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diff changeset
267 nidx[i] = (static_cast<int> (nametable[i*nameentrysize])) << 8
22402
4caa7b28d183 maint: Style check C++ code in liboctave/
Rik <rik@octave.org>
parents: 22333
diff changeset
268 | static_cast<int> (nametable[i*nameentrysize+1]);
22333
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diff changeset
269 }
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diff changeset
270
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diff changeset
271 while (true)
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diff changeset
272 {
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diff changeset
273 OCTAVE_QUIT;
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diff changeset
274
22333
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diff changeset
275 int matches = pcre_exec (re, 0, buffer.c_str (),
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diff changeset
276 buffer.length (), idx,
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diff changeset
277 (idx ? PCRE_NOTBOL : 0),
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diff changeset
278 ovector, (subpatterns+1)*3);
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diff changeset
279
22333
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diff changeset
280 if (matches == PCRE_ERROR_MATCHLIMIT)
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diff changeset
281 {
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diff changeset
282 // Try harder; start with default value for MATCH_LIMIT
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diff changeset
283 // and increase it.
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diff changeset
284 (*current_liboctave_warning_with_id_handler)
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diff changeset
285 ("Octave:regexp-match-limit",
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diff changeset
286 "your pattern caused PCRE to hit its MATCH_LIMIT; trying harder now, but this will be slow");
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diff changeset
287
22333
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diff changeset
288 pcre_extra pe;
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diff changeset
289
22333
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diff changeset
290 pcre_config (PCRE_CONFIG_MATCH_LIMIT,
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diff changeset
291 static_cast<void *> (&pe.match_limit));
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diff changeset
292
22333
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diff changeset
293 pe.flags = PCRE_EXTRA_MATCH_LIMIT;
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diff changeset
294
22333
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diff changeset
295 int i = 0;
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diff changeset
296 while (matches == PCRE_ERROR_MATCHLIMIT
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diff changeset
297 && i++ < PCRE_MATCHLIMIT_MAX)
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diff changeset
298 {
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diff changeset
299 OCTAVE_QUIT;
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diff changeset
300
22333
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diff changeset
301 pe.match_limit *= 10;
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diff changeset
302 matches = pcre_exec (re, &pe, buffer.c_str (),
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diff changeset
303 buffer.length (), idx,
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
304 (idx ? PCRE_NOTBOL : 0),
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
305 ovector, (subpatterns+1)*3);
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
306 }
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
307 }
7779
791231dac333 Add regexp matching to Fwho and Fclear
David Bateman <dbateman@free.fr>
parents:
diff changeset
308
22333
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
309 if (matches < 0 && matches != PCRE_ERROR_NOMATCH)
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
310 (*current_liboctave_error_handler)
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
311 ("%s: internal error calling pcre_exec; "
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
312 "error code from pcre_exec is %i", who.c_str (), matches);
21136
7cac4e7458f2 maint: clean up code around calls to current_liboctave_error_handler.
Rik <rik@octave.org>
parents: 20955
diff changeset
313
22333
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
314 if (matches == PCRE_ERROR_NOMATCH)
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
315 break;
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
316 else if (ovector[1] <= ovector[0] && ! options.emptymatch ())
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
317 {
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
318 // Zero length match. Skip to next char.
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
319 idx = ovector[0] + 1;
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
320 if (idx < buffer.length ())
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
321 continue;
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
322 else
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
323 break;
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
324 }
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
325 else
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
326 {
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
327 int pos_match = 0;
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
328 Matrix token_extents (matches-1, 2);
14024
fc9f204faea0 refactor regexp (bug #34440)
John W. Eaton <jwe@octave.org>
parents: 11586
diff changeset
329
22333
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
330 for (int i = 1; i < matches; i++)
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
331 {
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
332 if (ovector[2*i] >= 0 && ovector[2*i+1] > 0
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
333 && (i == 1 || ovector[2*i] != ovector[2*i-2]
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
334 || ovector[2*i-1] != ovector[2*i+1]))
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
335 {
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
336 token_extents(pos_match,0) = double (ovector[2*i]+1);
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
337 token_extents(pos_match++,1) = double (ovector[2*i+1]);
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
338 }
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
339 }
14024
fc9f204faea0 refactor regexp (bug #34440)
John W. Eaton <jwe@octave.org>
parents: 11586
diff changeset
340
22333
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
341 token_extents.resize (pos_match, 2);
14024
fc9f204faea0 refactor regexp (bug #34440)
John W. Eaton <jwe@octave.org>
parents: 11586
diff changeset
342
22333
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
343 double start = double (ovector[0]+1);
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
344 double end = double (ovector[1]);
14024
fc9f204faea0 refactor regexp (bug #34440)
John W. Eaton <jwe@octave.org>
parents: 11586
diff changeset
345
22333
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
346 const char **listptr;
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
347 int status = pcre_get_substring_list (buffer.c_str (), ovector,
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
348 matches, &listptr);
14024
fc9f204faea0 refactor regexp (bug #34440)
John W. Eaton <jwe@octave.org>
parents: 11586
diff changeset
349
22333
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
350 if (status == PCRE_ERROR_NOMEMORY)
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
351 (*current_liboctave_error_handler)
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
352 ("%s: cannot allocate memory in pcre_get_substring_list",
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
353 who.c_str ());
14024
fc9f204faea0 refactor regexp (bug #34440)
John W. Eaton <jwe@octave.org>
parents: 11586
diff changeset
354
22333
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
355 string_vector tokens (pos_match);
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
356 string_vector named_tokens (nnames);
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
357 int pos_offset = 0;
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
358 pos_match = 0;
14024
fc9f204faea0 refactor regexp (bug #34440)
John W. Eaton <jwe@octave.org>
parents: 11586
diff changeset
359
22333
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
360 for (int i = 1; i < matches; i++)
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
361 {
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
362 if (ovector[2*i] >= 0 && ovector[2*i+1] > 0)
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
363 {
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
364 if (i == 1 || ovector[2*i] != ovector[2*i-2]
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
365 || ovector[2*i-1] != ovector[2*i+1])
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
366 {
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
367 if (namecount > 0)
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
368 {
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
369 // FIXME: Should probably do this with a map()
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
370 // rather than a linear search. However,
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
371 // the number of captured, named expressions
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
372 // is usually pretty small (< 4)
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
373 for (int j = 0; j < namecount; j++)
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
374 {
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
375 if (nidx[j] == i)
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
376 {
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
377 named_tokens(named_idx(j)) =
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
378 std::string (*(listptr+i-pos_offset));
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
379 break;
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
380 }
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
381 }
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
382 }
14024
fc9f204faea0 refactor regexp (bug #34440)
John W. Eaton <jwe@octave.org>
parents: 11586
diff changeset
383
22333
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
384 tokens(pos_match++) = std::string (*(listptr+i));
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
385 }
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
386 else
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
387 pos_offset++;
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
388 }
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
389 }
14024
fc9f204faea0 refactor regexp (bug #34440)
John W. Eaton <jwe@octave.org>
parents: 11586
diff changeset
390
22333
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
391 std::string match_string = std::string (*listptr);
14024
fc9f204faea0 refactor regexp (bug #34440)
John W. Eaton <jwe@octave.org>
parents: 11586
diff changeset
392
22333
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
393 pcre_free_substring_list (listptr);
14024
fc9f204faea0 refactor regexp (bug #34440)
John W. Eaton <jwe@octave.org>
parents: 11586
diff changeset
394
22333
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
395 regexp::match_element new_elem (named_tokens, tokens, match_string,
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
396 token_extents, start, end);
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
397 lst.push_back (new_elem);
14536
6d5c951ec520 Add 'emptymatch', 'noemptymatch' options to regular expressions.
Rik <octave@nomad.inbox5.com>
parents: 14506
diff changeset
398
22333
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
399 if (ovector[1] <= ovector[0])
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
400 {
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
401 // Zero length match. Skip to next char.
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
402 idx = ovector[0] + 1;
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
403 if (idx <= buffer.length ())
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
404 continue;
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
405 }
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
406 else
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
407 idx = ovector[1];
14024
fc9f204faea0 refactor regexp (bug #34440)
John W. Eaton <jwe@octave.org>
parents: 11586
diff changeset
408
22333
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
409 if (options.once () || idx >= buffer.length ())
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
410 break;
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
411 }
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
412 }
14024
fc9f204faea0 refactor regexp (bug #34440)
John W. Eaton <jwe@octave.org>
parents: 11586
diff changeset
413
22333
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
414 retval = regexp::match_data (lst, named_pats);
14024
fc9f204faea0 refactor regexp (bug #34440)
John W. Eaton <jwe@octave.org>
parents: 11586
diff changeset
415
22333
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
416 return retval;
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
417 }
7779
791231dac333 Add regexp matching to Fwho and Fclear
David Bateman <dbateman@free.fr>
parents:
diff changeset
418
22333
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
419 bool
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
420 regexp::is_match (const std::string& buffer)
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
421 {
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
422 regexp::match_data rx_lst = match (buffer);
7779
791231dac333 Add regexp matching to Fwho and Fclear
David Bateman <dbateman@free.fr>
parents:
diff changeset
423
22333
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
424 return rx_lst.size () > 0;
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
425 }
7779
791231dac333 Add regexp matching to Fwho and Fclear
David Bateman <dbateman@free.fr>
parents:
diff changeset
426
22333
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
427 Array<bool>
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
428 regexp::is_match (const string_vector& buffer)
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
429 {
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
430 octave_idx_type len = buffer.numel ();
7779
791231dac333 Add regexp matching to Fwho and Fclear
David Bateman <dbateman@free.fr>
parents:
diff changeset
431
22333
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
432 Array<bool> retval (dim_vector (len, 1));
7779
791231dac333 Add regexp matching to Fwho and Fclear
David Bateman <dbateman@free.fr>
parents:
diff changeset
433
22333
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
434 for (octave_idx_type i = 0; i < buffer.numel (); i++)
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
435 retval(i) = is_match (buffer(i));
7779
791231dac333 Add regexp matching to Fwho and Fclear
David Bateman <dbateman@free.fr>
parents:
diff changeset
436
22333
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
437 return retval;
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
438 }
14024
fc9f204faea0 refactor regexp (bug #34440)
John W. Eaton <jwe@octave.org>
parents: 11586
diff changeset
439
22333
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
440 // Declare rep_token_t used in processing replacement string
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
441 typedef struct
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
442 {
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
443 size_t pos;
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
444 int num;
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
445 } rep_token_t;
15541
9db32cabeacf Fix backslash handling in regexp pattern (Bug #37092)
Rik <rik@octave.org>
parents: 15271
diff changeset
446
22333
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
447 std::string
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
448 regexp::replace (const std::string& buffer, const std::string& replacement)
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
449 {
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
450 std::string retval;
14024
fc9f204faea0 refactor regexp (bug #34440)
John W. Eaton <jwe@octave.org>
parents: 11586
diff changeset
451
22333
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
452 regexp::match_data rx_lst = match (buffer);
15541
9db32cabeacf Fix backslash handling in regexp pattern (Bug #37092)
Rik <rik@octave.org>
parents: 15271
diff changeset
453
22333
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
454 size_t num_matches = rx_lst.size ();
15541
9db32cabeacf Fix backslash handling in regexp pattern (Bug #37092)
Rik <rik@octave.org>
parents: 15271
diff changeset
455
22333
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
456 if (num_matches == 0)
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
457 {
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
458 retval = buffer;
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
459 return retval;
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
460 }
15541
9db32cabeacf Fix backslash handling in regexp pattern (Bug #37092)
Rik <rik@octave.org>
parents: 15271
diff changeset
461
22333
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
462 // Identify replacement tokens; build a vector of group numbers in
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
463 // the replacement string so that we can quickly calculate the size
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
464 // of the replacement.
14024
fc9f204faea0 refactor regexp (bug #34440)
John W. Eaton <jwe@octave.org>
parents: 11586
diff changeset
465
22333
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
466 // FIXME: All code assumes that only 10 tokens ($0-$9) exist.
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
467 // $11 represents $1 followed by the character '1' rather than
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
468 // the eleventh capture buffer.
15541
9db32cabeacf Fix backslash handling in regexp pattern (Bug #37092)
Rik <rik@octave.org>
parents: 15271
diff changeset
469
22333
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
470 std::string repstr = replacement;
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
471 std::vector<rep_token_t> tokens;
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
472 tokens.reserve (5); // Reserve memory for 5 pattern replacements
15541
9db32cabeacf Fix backslash handling in regexp pattern (Bug #37092)
Rik <rik@octave.org>
parents: 15271
diff changeset
473
22333
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
474 for (size_t i=0; i < repstr.size (); i++)
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
475 {
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
476 if (repstr[i] == '\\')
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
477 {
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
478 if (i < repstr.size () - 1 && repstr[i+1] == '$')
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
479 {
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
480 repstr.erase (i,1); // erase backslash
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
481 i++; // skip over '$'
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
482 continue;
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
483 }
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
484 if (i < repstr.size () - 1 && repstr[i+1] == '\\')
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
485 {
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
486 repstr.erase (i,1); // erase 1st backslash
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
487 continue;
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
488 }
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
489 }
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
490 else if (repstr[i] == '$')
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
491 {
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
492 if (i < repstr.size () - 1 && isdigit (repstr[i+1]))
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
493 {
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
494 rep_token_t tmp_token;
14024
fc9f204faea0 refactor regexp (bug #34440)
John W. Eaton <jwe@octave.org>
parents: 11586
diff changeset
495
22333
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
496 tmp_token.pos = i;
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
497 tmp_token.num = repstr[i+1]-'0';
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
498 tokens.push_back (tmp_token);
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
499 }
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
500 }
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
501 }
14024
fc9f204faea0 refactor regexp (bug #34440)
John W. Eaton <jwe@octave.org>
parents: 11586
diff changeset
502
22333
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
503 std::string rep;
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
504 int num_tokens = tokens.size ();
14024
fc9f204faea0 refactor regexp (bug #34440)
John W. Eaton <jwe@octave.org>
parents: 11586
diff changeset
505
22333
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
506 if (num_tokens > 0)
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
507 {
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
508 // Determine replacement length
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
509 const size_t replen = repstr.size () - 2*num_tokens;
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
510 int delta = 0;
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
511 regexp::match_data::const_iterator p = rx_lst.begin ();
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
512 for (size_t i = 0; i < num_matches; i++)
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
513 {
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
514 OCTAVE_QUIT;
14024
fc9f204faea0 refactor regexp (bug #34440)
John W. Eaton <jwe@octave.org>
parents: 11586
diff changeset
515
22333
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
516 double start = p->start ();
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
517 double end = p->end ();
14024
fc9f204faea0 refactor regexp (bug #34440)
John W. Eaton <jwe@octave.org>
parents: 11586
diff changeset
518
22333
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
519 const Matrix pairs (p->token_extents ());
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
520 size_t pairlen = 0;
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
521 for (int j = 0; j < num_tokens; j++)
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
522 {
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
523 if (tokens[j].num == 0)
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
524 pairlen += static_cast<size_t> (end - start) + 1;
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
525 else if (tokens[j].num <= pairs.rows ())
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
526 pairlen += static_cast<size_t> (pairs(tokens[j].num-1,1)
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
527 - pairs(tokens[j].num-1,0)) + 1;
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
528 }
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
529 delta += (static_cast<int> (replen + pairlen)
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
530 - static_cast<int> (end - start + 1));
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
531 p++;
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
532 }
14024
fc9f204faea0 refactor regexp (bug #34440)
John W. Eaton <jwe@octave.org>
parents: 11586
diff changeset
533
22333
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
534 // Build replacement string
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
535 rep.reserve (buffer.size () + delta);
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
536 size_t from = 0;
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
537 p = rx_lst.begin ();
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
538 for (size_t i = 0; i < num_matches; i++)
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
539 {
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
540 OCTAVE_QUIT;
14024
fc9f204faea0 refactor regexp (bug #34440)
John W. Eaton <jwe@octave.org>
parents: 11586
diff changeset
541
22333
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
542 double start = p->start ();
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
543 double end = p->end ();
14024
fc9f204faea0 refactor regexp (bug #34440)
John W. Eaton <jwe@octave.org>
parents: 11586
diff changeset
544
22333
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
545 const Matrix pairs (p->token_extents ());
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
546 rep.append (&buffer[from], static_cast<size_t> (start - 1) - from);
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
547 from = static_cast<size_t> (end);
14024
fc9f204faea0 refactor regexp (bug #34440)
John W. Eaton <jwe@octave.org>
parents: 11586
diff changeset
548
22333
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
549 size_t cur_pos = 0;
15541
9db32cabeacf Fix backslash handling in regexp pattern (Bug #37092)
Rik <rik@octave.org>
parents: 15271
diff changeset
550
22333
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
551 for (int j = 0; j < num_tokens; j++)
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
552 {
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
553 rep.append (&repstr[cur_pos], (tokens[j].pos) - cur_pos);
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
554 cur_pos = tokens[j].pos+2;
15541
9db32cabeacf Fix backslash handling in regexp pattern (Bug #37092)
Rik <rik@octave.org>
parents: 15271
diff changeset
555
22333
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
556 int k = tokens[j].num;
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
557 if (k == 0)
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
558 {
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
559 // replace with entire match
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
560 rep.append (&buffer[static_cast<size_t> (end - 1)],
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
561 static_cast<size_t> (end - start) + 1);
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
562 }
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
563 else if (k <= pairs.rows ())
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
564 {
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
565 // replace with group capture
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
566 rep.append (&buffer[static_cast<size_t> (pairs(k-1,0)-1)],
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
567 static_cast<size_t> (pairs(k-1,1)
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
568 - pairs(k-1,0)) + 1);
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
569 }
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
570 else
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
571 {
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
572 // replace with nothing
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
573 }
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
574 }
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
575 if (cur_pos < repstr.size ())
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
576 rep.append (&repstr[cur_pos], repstr.size () - cur_pos);
14024
fc9f204faea0 refactor regexp (bug #34440)
John W. Eaton <jwe@octave.org>
parents: 11586
diff changeset
577
22333
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
578 p++;
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
579 }
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
580 rep.append (&buffer[from], buffer.size () - from);
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
581 }
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
582 else
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
583 {
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
584 // Determine repstr length
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
585 const size_t replen = repstr.size ();
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
586 int delta = 0;
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
587 regexp::match_data::const_iterator p = rx_lst.begin ();
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
588 for (size_t i = 0; i < num_matches; i++)
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
589 {
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
590 OCTAVE_QUIT;
2758af148ced move base_list and regexp classes to octave namespace
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parents: 22323
diff changeset
591 delta += static_cast<int> (replen)
22402
4caa7b28d183 maint: Style check C++ code in liboctave/
Rik <rik@octave.org>
parents: 22333
diff changeset
592 - static_cast<int> (p->end () - p->start () + 1);
22333
2758af148ced move base_list and regexp classes to octave namespace
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parents: 22323
diff changeset
593 p++;
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
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594 }
14024
fc9f204faea0 refactor regexp (bug #34440)
John W. Eaton <jwe@octave.org>
parents: 11586
diff changeset
595
22333
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
596 // Build replacement string
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
597 rep.reserve (buffer.size () + delta);
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
598 size_t from = 0;
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
599 p = rx_lst.begin ();
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
600 for (size_t i = 0; i < num_matches; i++)
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
601 {
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
602 OCTAVE_QUIT;
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
603 rep.append (&buffer[from],
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
604 static_cast<size_t> (p->start () - 1) - from);
2758af148ced move base_list and regexp classes to octave namespace
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parents: 22323
diff changeset
605 from = static_cast<size_t> (p->end ());
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
606 rep.append (repstr);
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
607 p++;
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
608 }
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
609 rep.append (&buffer[from], buffer.size () - from);
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
610 }
14024
fc9f204faea0 refactor regexp (bug #34440)
John W. Eaton <jwe@octave.org>
parents: 11586
diff changeset
611
22333
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
612 retval = rep;
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
613 return retval;
2758af148ced move base_list and regexp classes to octave namespace
John W. Eaton <jwe@octave.org>
parents: 22323
diff changeset
614 }
14024
fc9f204faea0 refactor regexp (bug #34440)
John W. Eaton <jwe@octave.org>
parents: 11586
diff changeset
615 }
22402
4caa7b28d183 maint: Style check C++ code in liboctave/
Rik <rik@octave.org>
parents: 22333
diff changeset
616