Mercurial > octave
annotate liboctave/util/lo-regexp.cc @ 31607:aac27ad79be6 stable
maint: Re-indent code after switch to using namespace macros.
* build-env.h, build-env.in.cc, Cell.h, __betainc__.cc, __eigs__.cc,
__ftp__.cc, __ichol__.cc, __ilu__.cc, __isprimelarge__.cc, __magick_read__.cc,
__pchip_deriv__.cc, amd.cc, base-text-renderer.cc, base-text-renderer.h,
besselj.cc, bitfcns.cc, bsxfun.cc, c-file-ptr-stream.h, call-stack.cc,
call-stack.h, ccolamd.cc, cellfun.cc, chol.cc, colamd.cc, dasrt.cc, data.cc,
debug.cc, defaults.cc, defaults.h, det.cc, display.cc, display.h, dlmread.cc,
dynamic-ld.cc, dynamic-ld.h, ellipj.cc, environment.cc, environment.h,
error.cc, error.h, errwarn.h, event-manager.cc, event-manager.h,
event-queue.cc, event-queue.h, fcn-info.cc, fcn-info.h, fft.cc, fft2.cc,
file-io.cc, filter.cc, find.cc, ft-text-renderer.cc, ft-text-renderer.h,
gcd.cc, gl-render.cc, gl-render.h, gl2ps-print.cc, gl2ps-print.h,
graphics-toolkit.cc, graphics-toolkit.h, graphics.cc, gsvd.cc, gtk-manager.cc,
gtk-manager.h, help.cc, help.h, hook-fcn.cc, hook-fcn.h, input.cc, input.h,
interpreter-private.cc, interpreter-private.h, interpreter.cc, interpreter.h,
inv.cc, jsondecode.cc, jsonencode.cc, latex-text-renderer.cc,
latex-text-renderer.h, load-path.cc, load-path.h, load-save.cc, load-save.h,
lookup.cc, ls-hdf5.cc, ls-mat4.cc, ls-mat5.cc, lsode.cc, lu.cc, mappers.cc,
matrix_type.cc, max.cc, mex.cc, mexproto.h, mxarray.h, mxtypes.in.h,
oct-errno.in.cc, oct-hdf5-types.cc, oct-hist.cc, oct-hist.h, oct-map.cc,
oct-map.h, oct-opengl.h, oct-prcstrm.h, oct-process.cc, oct-process.h,
oct-stdstrm.h, oct-stream.cc, oct-stream.h, oct-strstrm.h,
octave-default-image.h, ordqz.cc, ordschur.cc, pager.cc, pager.h, pinv.cc,
pow2.cc, pr-output.cc, psi.cc, qr.cc, quadcc.cc, rand.cc, regexp.cc,
settings.cc, settings.h, sighandlers.cc, sighandlers.h, sparse-xpow.cc,
sqrtm.cc, stack-frame.cc, stack-frame.h, stream-euler.cc, strfns.cc, svd.cc,
syminfo.cc, syminfo.h, symrcm.cc, symrec.cc, symrec.h, symscope.cc, symscope.h,
symtab.cc, symtab.h, sysdep.cc, sysdep.h, text-engine.cc, text-engine.h,
text-renderer.cc, text-renderer.h, time.cc, toplev.cc, typecast.cc,
url-handle-manager.cc, url-handle-manager.h, urlwrite.cc, utils.cc, utils.h,
variables.cc, variables.h, xdiv.cc, __delaunayn__.cc, __init_fltk__.cc,
__init_gnuplot__.cc, __ode15__.cc, __voronoi__.cc, audioread.cc, convhulln.cc,
gzip.cc, cdef-class.cc, cdef-class.h, cdef-fwd.h, cdef-manager.cc,
cdef-manager.h, cdef-method.cc, cdef-method.h, cdef-object.cc, cdef-object.h,
cdef-package.cc, cdef-package.h, cdef-property.cc, cdef-property.h,
cdef-utils.cc, cdef-utils.h, ov-base-diag.cc, ov-base-int.cc, ov-base-mat.cc,
ov-base-mat.h, ov-base-scalar.cc, ov-base.cc, ov-base.h, ov-bool-mat.cc,
ov-bool-mat.h, ov-bool-sparse.cc, ov-bool.cc, ov-builtin.h, ov-cell.cc,
ov-ch-mat.cc, ov-class.cc, ov-class.h, ov-classdef.cc, ov-classdef.h,
ov-complex.cc, ov-cx-diag.cc, ov-cx-mat.cc, ov-cx-sparse.cc, ov-dld-fcn.cc,
ov-dld-fcn.h, ov-fcn-handle.cc, ov-fcn-handle.h, ov-fcn.h, ov-float.cc,
ov-flt-complex.cc, ov-flt-cx-diag.cc, ov-flt-cx-mat.cc, ov-flt-re-diag.cc,
ov-flt-re-mat.cc, ov-flt-re-mat.h, ov-intx.h, ov-java.cc, ov-lazy-idx.cc,
ov-legacy-range.cc, ov-magic-int.cc, ov-mex-fcn.cc, ov-mex-fcn.h,
ov-null-mat.cc, ov-perm.cc, ov-range.cc, ov-re-diag.cc, ov-re-mat.cc,
ov-re-mat.h, ov-re-sparse.cc, ov-scalar.cc, ov-str-mat.cc, ov-struct.cc,
ov-typeinfo.cc, ov-typeinfo.h, ov-usr-fcn.cc, ov-usr-fcn.h, ov.cc, ov.h, ovl.h,
octave.cc, octave.h, op-b-sbm.cc, op-bm-sbm.cc, op-cs-scm.cc, op-fm-fcm.cc,
op-fs-fcm.cc, op-s-scm.cc, op-scm-cs.cc, op-scm-s.cc, op-sm-cs.cc, ops.h,
anon-fcn-validator.cc, anon-fcn-validator.h, bp-table.cc, bp-table.h,
comment-list.cc, comment-list.h, filepos.h, lex.h, oct-lvalue.cc, oct-lvalue.h,
parse.h, profiler.cc, profiler.h, pt-anon-scopes.cc, pt-anon-scopes.h,
pt-arg-list.cc, pt-arg-list.h, pt-args-block.cc, pt-args-block.h,
pt-array-list.cc, pt-array-list.h, pt-assign.cc, pt-assign.h, pt-binop.cc,
pt-binop.h, pt-bp.cc, pt-bp.h, pt-cbinop.cc, pt-cbinop.h, pt-cell.cc,
pt-cell.h, pt-check.cc, pt-check.h, pt-classdef.cc, pt-classdef.h, pt-cmd.h,
pt-colon.cc, pt-colon.h, pt-const.cc, pt-const.h, pt-decl.cc, pt-decl.h,
pt-eval.cc, pt-eval.h, pt-except.cc, pt-except.h, pt-exp.cc, pt-exp.h,
pt-fcn-handle.cc, pt-fcn-handle.h, pt-id.cc, pt-id.h, pt-idx.cc, pt-idx.h,
pt-jump.h, pt-loop.cc, pt-loop.h, pt-mat.cc, pt-mat.h, pt-misc.cc, pt-misc.h,
pt-pr-code.cc, pt-pr-code.h, pt-select.cc, pt-select.h, pt-spmd.cc, pt-spmd.h,
pt-stmt.cc, pt-stmt.h, pt-tm-const.cc, pt-tm-const.h, pt-unop.cc, pt-unop.h,
pt-walk.cc, pt-walk.h, pt.cc, pt.h, token.cc, token.h, Range.cc, Range.h,
idx-vector.cc, idx-vector.h, range-fwd.h, CollocWt.cc, CollocWt.h,
aepbalance.cc, aepbalance.h, chol.cc, chol.h, gepbalance.cc, gepbalance.h,
gsvd.cc, gsvd.h, hess.cc, hess.h, lo-mappers.cc, lo-mappers.h, lo-specfun.cc,
lo-specfun.h, lu.cc, lu.h, oct-convn.cc, oct-convn.h, oct-fftw.cc, oct-fftw.h,
oct-norm.cc, oct-norm.h, oct-rand.cc, oct-rand.h, oct-spparms.cc,
oct-spparms.h, qr.cc, qr.h, qrp.cc, qrp.h, randgamma.cc, randgamma.h,
randmtzig.cc, randmtzig.h, randpoisson.cc, randpoisson.h, schur.cc, schur.h,
sparse-chol.cc, sparse-chol.h, sparse-lu.cc, sparse-lu.h, sparse-qr.cc,
sparse-qr.h, svd.cc, svd.h, child-list.cc, child-list.h, dir-ops.cc, dir-ops.h,
file-ops.cc, file-ops.h, file-stat.cc, file-stat.h, lo-sysdep.cc, lo-sysdep.h,
lo-sysinfo.cc, lo-sysinfo.h, mach-info.cc, mach-info.h, oct-env.cc, oct-env.h,
oct-group.cc, oct-group.h, oct-password.cc, oct-password.h, oct-syscalls.cc,
oct-syscalls.h, oct-time.cc, oct-time.h, oct-uname.cc, oct-uname.h,
action-container.cc, action-container.h, base-list.h, cmd-edit.cc, cmd-edit.h,
cmd-hist.cc, cmd-hist.h, f77-fcn.h, file-info.cc, file-info.h,
lo-array-errwarn.cc, lo-array-errwarn.h, lo-hash.cc, lo-hash.h, lo-ieee.h,
lo-regexp.cc, lo-regexp.h, lo-utils.cc, lo-utils.h, oct-base64.cc,
oct-base64.h, oct-glob.cc, oct-glob.h, oct-inttypes.h, oct-mutex.cc,
oct-mutex.h, oct-refcount.h, oct-shlib.cc, oct-shlib.h, oct-sparse.cc,
oct-sparse.h, oct-string.h, octave-preserve-stream-state.h, pathsearch.cc,
pathsearch.h, quit.cc, quit.h, unwind-prot.cc, unwind-prot.h, url-transfer.cc,
url-transfer.h:
Re-indent code after switch to using namespace macros.
author | Rik <rik@octave.org> |
---|---|
date | Thu, 01 Dec 2022 18:02:15 -0800 |
parents | e88a07dec498 |
children | 597f3ee61a48 |
rev | line source |
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1 //////////////////////////////////////////////////////////////////////// |
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2 // |
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3 // Copyright (C) 2002-2022 The Octave Project Developers |
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4 // |
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5 // See the file COPYRIGHT.md in the top-level directory of this |
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6 // distribution or <https://octave.org/copyright/>. |
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7 // |
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8 // This file is part of Octave. |
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9 // |
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10 // Octave is free software: you can redistribute it and/or modify it |
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11 // under the terms of the GNU General Public License as published by |
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12 // the Free Software Foundation, either version 3 of the License, or |
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13 // (at your option) any later version. |
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14 // |
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15 // Octave is distributed in the hope that it will be useful, but |
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16 // WITHOUT ANY WARRANTY; without even the implied warranty of |
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17 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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18 // GNU General Public License for more details. |
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19 // |
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20 // You should have received a copy of the GNU General Public License |
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21 // along with Octave; see the file COPYING. If not, see |
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22 // <https://www.gnu.org/licenses/>. |
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23 // |
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24 //////////////////////////////////////////////////////////////////////// |
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25 |
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26 #if defined (HAVE_CONFIG_H) |
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27 # include "config.h" |
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28 #endif |
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29 |
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30 #include <list> |
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31 #include <sstream> |
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32 #include <string> |
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33 #include <vector> |
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34 |
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35 #if defined (HAVE_PCRE2_H) || defined (HAVE_PCRE2_PCRE2_H) |
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36 # define PCRE2_CODE_UNIT_WIDTH 8 |
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37 # if defined (HAVE_PCRE2_H) |
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38 # include <pcre2.h> |
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39 # elif defined (HAVE_PCRE2_PCRE2_H) |
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40 # include <pcre2/pcre2.h> |
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41 # endif |
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42 #elif defined (HAVE_PCRE_H) || defined (HAVE_PCRE_PCRE_H) |
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43 # if defined (HAVE_PCRE_H) |
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44 # include <pcre.h> |
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45 # elif defined (HAVE_PCRE_PCRE_H) |
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46 # include <pcre/pcre.h> |
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47 # endif |
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48 #endif |
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49 |
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50 #include "Matrix.h" |
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51 #include "base-list.h" |
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52 #include "lo-error.h" |
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53 #include "oct-locbuf.h" |
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54 #include "quit.h" |
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55 #include "lo-regexp.h" |
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56 #include "str-vec.h" |
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57 #include "unistr-wrappers.h" |
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58 #include "unwind-prot.h" |
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59 |
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60 #if defined (HAVE_PCRE2) |
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61 typedef pcre2_code octave_pcre_code; |
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62 typedef PCRE2_SIZE OCTAVE_PCRE_SIZE; |
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63 void (*octave_pcre_code_free) (octave_pcre_code *) = pcre2_code_free; |
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64 # define OCTAVE_PCRE_CASELESS PCRE2_CASELESS |
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65 # define OCTAVE_PCRE_DOTALL PCRE2_DOTALL |
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66 # define OCTAVE_PCRE_MULTILINE PCRE2_MULTILINE |
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67 # define OCTAVE_PCRE_EXTENDED PCRE2_EXTENDED |
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68 # define OCTAVE_PCRE_UTF PCRE2_UTF |
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69 # define OCTAVE_PCRE_INFO_CAPTURECOUNT PCRE2_INFO_CAPTURECOUNT |
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70 # define OCTAVE_PCRE_INFO_NAMECOUNT PCRE2_INFO_NAMECOUNT |
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71 # define OCTAVE_PCRE_INFO_NAMEENTRYSIZE PCRE2_INFO_NAMEENTRYSIZE |
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72 # define OCTAVE_PCRE_INFO_NAMETABLE PCRE2_INFO_NAMETABLE |
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73 #elif defined (HAVE_PCRE) |
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74 typedef pcre octave_pcre_code; |
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75 typedef int OCTAVE_PCRE_SIZE; |
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76 void (*octave_pcre_code_free) (void *) = pcre_free; |
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77 # define OCTAVE_PCRE_CASELESS PCRE_CASELESS |
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78 # define OCTAVE_PCRE_DOTALL PCRE_DOTALL |
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79 # define OCTAVE_PCRE_MULTILINE PCRE_MULTILINE |
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80 # define OCTAVE_PCRE_EXTENDED PCRE_EXTENDED |
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81 # define OCTAVE_PCRE_UTF PCRE_UTF8 |
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82 # define OCTAVE_PCRE_INFO_CAPTURECOUNT PCRE_INFO_CAPTURECOUNT |
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83 # define OCTAVE_PCRE_INFO_NAMECOUNT PCRE_INFO_NAMECOUNT |
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84 # define OCTAVE_PCRE_INFO_NAMEENTRYSIZE PCRE_INFO_NAMEENTRYSIZE |
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85 # define OCTAVE_PCRE_INFO_NAMETABLE PCRE_INFO_NAMETABLE |
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86 #else |
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87 # error "PCRE2 or PCRE library is required to build Octave" |
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88 #endif |
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89 |
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90 static inline int |
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91 octave_pcre_pattern_info (const octave_pcre_code *code, int what, void *where) |
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92 { |
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93 #if defined (HAVE_PCRE2) |
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94 return pcre2_pattern_info (code, what, where); |
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95 #else |
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96 return pcre_fullinfo (code, nullptr, what, where); |
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97 #endif |
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98 } |
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99 |
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100 OCTAVE_BEGIN_NAMESPACE(octave) |
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101 |
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102 // Define the maximum number of retries for a pattern |
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103 // that possibly results in an infinite recursion. |
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104 #define PCRE_MATCHLIMIT_MAX 10 |
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105 |
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106 // FIXME: should this be configurable? |
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107 #define MAXLOOKBEHIND 10 |
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108 |
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109 static bool lookbehind_warned = false; |
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110 |
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111 // FIXME: don't bother collecting and composing return values |
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112 // the user doesn't want. |
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113 |
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114 void |
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115 regexp::free (void) |
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116 { |
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117 octave_pcre_code_free (static_cast<octave_pcre_code *> (m_code)); |
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118 } |
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119 |
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120 void |
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121 regexp::compile_internal (void) |
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122 { |
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123 // If we had a previously compiled pattern, release it. |
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124 free (); |
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125 |
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126 std::size_t max_length = MAXLOOKBEHIND; |
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127 |
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128 std::size_t pos = 0; |
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129 std::size_t new_pos; |
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130 int inames = 0; |
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131 std::ostringstream buf; |
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132 |
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133 while ((new_pos = m_pattern.find ("(?", pos)) != std::string::npos) |
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134 { |
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135 std::size_t tmp_pos; |
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136 if (m_pattern.size () > new_pos + 2 |
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137 && m_pattern.at (new_pos + 2) == '<' |
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138 && ! (m_pattern.size () > new_pos + 3 |
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139 && (m_pattern.at (new_pos + 3) == '=' |
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140 || m_pattern.at (new_pos + 3) == '!')) |
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141 && (tmp_pos = m_pattern.find_first_of ('>', new_pos)) |
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142 != std::string::npos |
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143 && m_pattern.find_first_of (')', tmp_pos) != std::string::npos) |
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144 { |
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145 // The syntax of named tokens in pcre is "(?P<name>...)" while |
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146 // we need a syntax "(?<name>...)", so fix that here. Also an |
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147 // expression like |
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148 // "(?<first>\w+)\s+(?<last>\w+)|(?<last>\w+),\s+(?<first>\w+)" |
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149 // should be perfectly legal, while pcre does not allow the same |
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150 // named token name on both sides of the alternative. Also fix |
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151 // that here by replacing name tokens by dummy names, and dealing |
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152 // with the dummy names later. |
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153 |
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154 std::string tmp_name |
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155 = m_pattern.substr (new_pos+3, tmp_pos-new_pos-3); |
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156 |
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157 bool found = false; |
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158 |
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159 for (int i = 0; i < m_names; i++) |
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160 { |
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161 if (m_named_pats(i) == tmp_name) |
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162 { |
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163 m_named_idx.resize (dim_vector (inames+1, 1)); |
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164 m_named_idx(inames) = i; |
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165 found = true; |
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166 break; |
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167 } |
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168 } |
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169 |
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170 if (! found) |
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171 { |
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172 m_named_idx.resize (dim_vector (inames+1, 1)); |
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173 m_named_idx(inames) = m_names; |
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174 m_named_pats.append (tmp_name); |
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175 m_names++; |
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176 } |
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177 |
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178 if (new_pos - pos > 0) |
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179 buf << m_pattern.substr (pos, new_pos-pos); |
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180 if (inames < 10) |
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181 buf << "(?P<n00" << inames++; |
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182 else if (inames < 100) |
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183 buf << "(?P<n0" << inames++; |
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184 else |
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185 buf << "(?P<n" << inames++; |
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186 |
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187 pos = tmp_pos; |
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188 } |
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189 else if (m_pattern.size () > new_pos + 2 |
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190 && m_pattern.at (new_pos + 2) == '<') |
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191 { |
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192 // Find lookbehind operators of arbitrary length (ie like |
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193 // "(?<=[a-z]*)") and replace with a maximum length operator |
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194 // as PCRE can not yet handle arbitrary length lookahead |
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195 // operators. Use the string length as the maximum length to |
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196 // avoid issues. |
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197 |
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198 int brackets = 1; |
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199 std::size_t tmp_pos1 = new_pos + 2; |
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200 std::size_t tmp_pos2 = tmp_pos1; |
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201 |
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202 while (tmp_pos1 < m_pattern.length () && brackets > 0) |
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203 { |
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204 char ch = m_pattern.at (tmp_pos1); |
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205 |
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206 if (ch == '(') |
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207 brackets++; |
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208 else if (ch == ')') |
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209 { |
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210 if (brackets > 1) |
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211 tmp_pos2 = tmp_pos1; |
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212 |
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213 brackets--; |
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214 } |
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215 |
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216 tmp_pos1++; |
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217 } |
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218 |
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219 if (brackets != 0) |
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220 { |
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221 buf << m_pattern.substr (pos, new_pos - pos) << "(?"; |
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222 pos = new_pos + 2; |
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223 } |
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224 else |
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225 { |
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226 std::size_t tmp_pos3 = m_pattern.find_first_of ("*+", tmp_pos2); |
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227 |
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228 if (tmp_pos3 != std::string::npos && tmp_pos3 < tmp_pos1) |
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229 { |
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230 if (! lookbehind_warned) |
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231 { |
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232 lookbehind_warned = true; |
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233 (*current_liboctave_warning_with_id_handler) |
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234 ("Octave:regexp-lookbehind-limit", |
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235 "%s: arbitrary length lookbehind patterns are only supported up to length %d", |
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236 m_who.c_str (), MAXLOOKBEHIND); |
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237 } |
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238 |
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239 buf << m_pattern.substr (pos, new_pos - pos) << '('; |
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240 |
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241 std::size_t i; |
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242 |
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243 if (m_pattern.at (tmp_pos3) == '*') |
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244 i = 0; |
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245 else |
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246 i = 1; |
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247 |
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248 for (; i < max_length + 1; i++) |
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249 { |
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250 buf << m_pattern.substr (new_pos, tmp_pos3 - new_pos) |
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251 << '{' << i << '}'; |
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252 buf << m_pattern.substr (tmp_pos3 + 1, |
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253 tmp_pos1 - tmp_pos3 - 1); |
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254 if (i != max_length) |
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255 buf << '|'; |
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256 } |
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257 buf << ')'; |
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258 } |
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259 else |
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260 buf << m_pattern.substr (pos, tmp_pos1 - pos); |
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261 |
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262 pos = tmp_pos1; |
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263 } |
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264 } |
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265 else |
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266 { |
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267 buf << m_pattern.substr (pos, new_pos - pos) << "(?"; |
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268 pos = new_pos + 2; |
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269 } |
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270 |
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271 } |
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272 |
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273 buf << m_pattern.substr (pos); |
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274 |
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275 // Replace NULLs with escape sequence because conversion function c_str() |
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276 // will terminate string early at embedded NULLs. |
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277 std::string buf_str = buf.str (); |
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278 while ((pos = buf_str.find ('\0')) != std::string::npos) |
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279 buf_str.replace (pos, 1, "\\000"); |
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280 |
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281 int pcre_options |
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282 = ( (m_options.case_insensitive () ? OCTAVE_PCRE_CASELESS : 0) |
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283 | (m_options.dotexceptnewline () ? 0 : OCTAVE_PCRE_DOTALL) |
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284 | (m_options.lineanchors () ? OCTAVE_PCRE_MULTILINE : 0) |
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285 | (m_options.freespacing () ? OCTAVE_PCRE_EXTENDED : 0) |
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286 | OCTAVE_PCRE_UTF); |
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287 |
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288 #if defined (HAVE_PCRE2) |
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289 PCRE2_SIZE erroffset; |
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290 int errnumber; |
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291 |
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292 m_code = pcre2_compile (reinterpret_cast<PCRE2_SPTR> (buf_str.c_str ()), |
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293 PCRE2_ZERO_TERMINATED, pcre_options, |
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294 &errnumber, &erroffset, nullptr); |
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295 |
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296 if (! m_code) |
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297 { |
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298 // PCRE docs say: |
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299 // |
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300 // If the buffer is too small, the message is truncated (but |
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301 // still with a trailing zero), and the negative error code |
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302 // PCRE2_ERROR_NOMEMORY is returned. None of the messages are |
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303 // very long; a buffer size of 120 code units is ample. |
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304 // |
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305 // so we assume that 256 will be large enough to avoid truncated |
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306 // messages. |
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307 |
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308 PCRE2_UCHAR err [256]; |
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309 pcre2_get_error_message (errnumber, err, sizeof (err)); |
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310 (*current_liboctave_error_handler) |
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311 ("%s: %s at position %zu of expression", m_who.c_str (), err, |
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312 erroffset); |
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313 } |
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314 #else |
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315 const char *err; |
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316 int erroffset; |
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317 |
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318 m_code = pcre_compile (buf_str.c_str (), pcre_options, |
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319 &err, &erroffset, nullptr); |
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320 |
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321 if (! m_code) |
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322 (*current_liboctave_error_handler) |
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323 ("%s: %s at position %d of expression", m_who.c_str (), err, erroffset); |
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324 #endif |
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325 } |
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326 |
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327 regexp::match_data |
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328 regexp::match (const std::string& buffer) const |
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329 { |
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330 // check if input is valid utf-8 |
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331 const uint8_t *buf_str = reinterpret_cast<const uint8_t *> (buffer.c_str ()); |
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332 if (octave_u8_check_wrapper (buf_str, buffer.length ())) |
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333 (*current_liboctave_error_handler) |
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334 ("%s: the input string is invalid UTF-8", m_who.c_str ()); |
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335 |
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336 regexp::match_data retval; |
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337 |
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338 std::list<regexp::match_element> lst; |
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339 |
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340 int subpatterns; |
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341 int namecount; |
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342 int nameentrysize; |
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343 char *nametable; |
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344 std::size_t idx = 0; |
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345 |
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346 octave_pcre_code *re = static_cast<octave_pcre_code *> (m_code); |
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347 |
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348 octave_pcre_pattern_info (re, OCTAVE_PCRE_INFO_CAPTURECOUNT, &subpatterns); |
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349 octave_pcre_pattern_info (re, OCTAVE_PCRE_INFO_NAMECOUNT, &namecount); |
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350 octave_pcre_pattern_info (re, OCTAVE_PCRE_INFO_NAMEENTRYSIZE, &nameentrysize); |
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351 octave_pcre_pattern_info (re, OCTAVE_PCRE_INFO_NAMETABLE, &nametable); |
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352 |
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353 #if defined (HAVE_PCRE) |
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354 OCTAVE_LOCAL_BUFFER (OCTAVE_PCRE_SIZE, ovector, (subpatterns+1)*3); |
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355 #endif |
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356 |
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357 OCTAVE_LOCAL_BUFFER (int, nidx, namecount); |
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358 |
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359 for (int i = 0; i < namecount; i++) |
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360 { |
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361 // Index of subpattern in first two bytes of name (MSB first). |
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362 // Extract index. |
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363 nidx[i] = (static_cast<int> (nametable[i*nameentrysize])) << 8 |
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364 | static_cast<int> (nametable[i*nameentrysize+1]); |
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365 } |
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366 |
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367 while (true) |
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368 { |
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369 octave_quit (); |
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370 |
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371 #if defined (HAVE_PCRE2) |
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372 pcre2_match_data *m_data |
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373 = pcre2_match_data_create_from_pattern (re, nullptr); |
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374 |
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375 unwind_action cleanup_match_data |
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376 ([=] () { pcre2_match_data_free (m_data); }); |
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377 |
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378 int matches = pcre2_match (re, reinterpret_cast<PCRE2_SPTR> (buffer.c_str ()), |
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379 buffer.length (), idx, |
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380 PCRE2_NO_UTF_CHECK | (idx ? PCRE2_NOTBOL : 0), |
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381 m_data, nullptr); |
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382 |
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383 if (matches < 0 && matches != PCRE2_ERROR_NOMATCH) |
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384 (*current_liboctave_error_handler) |
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385 ("%s: internal error calling pcre2_match; " |
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386 "error code from pcre2_match is %i", m_who.c_str (), matches); |
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387 |
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388 if (matches == PCRE2_ERROR_NOMATCH) |
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389 break; |
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390 |
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391 OCTAVE_PCRE_SIZE *ovector = pcre2_get_ovector_pointer (m_data); |
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392 #else |
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393 int matches = pcre_exec (re, nullptr, buffer.c_str (), |
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394 buffer.length (), idx, |
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395 PCRE_NO_UTF8_CHECK | (idx ? PCRE_NOTBOL : 0), |
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396 ovector, (subpatterns+1)*3); |
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397 |
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398 if (matches == PCRE_ERROR_MATCHLIMIT) |
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399 { |
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400 // Try harder; start with default value for MATCH_LIMIT |
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401 // and increase it. |
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402 (*current_liboctave_warning_with_id_handler) |
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403 ("Octave:regexp-match-limit", |
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404 "your pattern caused PCRE to hit its MATCH_LIMIT; trying harder now, but this will be slow"); |
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405 |
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406 pcre_extra pe; |
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407 |
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408 pcre_config (PCRE_CONFIG_MATCH_LIMIT, |
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409 static_cast<void *> (&pe.match_limit)); |
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410 |
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411 pe.flags = PCRE_EXTRA_MATCH_LIMIT; |
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412 |
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413 int i = 0; |
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414 while (matches == PCRE_ERROR_MATCHLIMIT |
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415 && i++ < PCRE_MATCHLIMIT_MAX) |
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416 { |
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417 octave_quit (); |
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418 |
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419 pe.match_limit *= 10; |
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420 matches = pcre_exec (re, &pe, buffer.c_str (), |
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421 buffer.length (), idx, |
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422 PCRE_NO_UTF8_CHECK |
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423 | (idx ? PCRE_NOTBOL : 0), |
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424 ovector, (subpatterns+1)*3); |
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425 } |
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426 } |
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427 |
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428 if (matches < 0 && matches != PCRE_ERROR_NOMATCH) |
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429 (*current_liboctave_error_handler) |
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430 ("%s: internal error calling pcre_exec; " |
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431 "error code from pcre_exec is %i", m_who.c_str (), matches); |
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432 |
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433 if (matches == PCRE_ERROR_NOMATCH) |
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434 break; |
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435 #endif |
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436 if (ovector[0] >= ovector[1] && ! m_options.emptymatch ()) |
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437 { |
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438 // Zero length match. Skip to next char. |
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439 idx = ovector[0] + 1; |
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440 if (idx < buffer.length ()) |
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441 continue; |
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442 else |
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443 break; |
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444 } |
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445 else |
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446 { |
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447 int pos_match = 0; |
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448 Matrix token_extents (matches-1, 2); |
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449 |
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450 for (int i = 1; i < matches; i++) |
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451 { |
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452 #if defined (HAVE_PCRE2) |
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453 if (ovector[2*i] != PCRE2_SIZE_MAX |
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454 #else |
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455 if (ovector[2*i] >= 0 |
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456 #endif |
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457 && ovector[2*i+1] > 0 |
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458 && (i == 1 || ovector[2*i] != ovector[2*i-2] |
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459 || ovector[2*i-1] != ovector[2*i+1])) |
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460 { |
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461 token_extents(pos_match, 0) = double (ovector[2*i]+1); |
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462 token_extents(pos_match++, 1) = double (ovector[2*i+1]); |
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463 } |
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464 } |
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465 |
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466 token_extents.resize (pos_match, 2); |
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467 |
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468 OCTAVE_PCRE_SIZE start = ovector[0] + 1; |
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469 OCTAVE_PCRE_SIZE end = ovector[1]; |
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470 |
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471 #if defined (HAVE_PCRE2) |
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472 // Must use explicit length constructor as match can contain '\0'. |
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473 std::string match_string = std::string (buffer.c_str() + start - 1, |
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474 end - start + 1); |
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475 #else |
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476 const char **listptr; |
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477 int status = pcre_get_substring_list (buffer.c_str (), ovector, |
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478 matches, &listptr); |
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479 |
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480 if (status == PCRE_ERROR_NOMEMORY) |
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481 (*current_liboctave_error_handler) |
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482 ("%s: cannot allocate memory in pcre_get_substring_list", |
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483 m_who.c_str ()); |
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484 |
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485 // Must use explicit length constructor as match can contain '\0'. |
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486 std::string match_string = std::string (*listptr, end - start + 1); |
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487 #endif |
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Fix handling of NULL character in regular expressions for Matlab compatibility.
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488 |
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489 string_vector tokens (pos_match); |
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490 string_vector named_tokens (m_names); |
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491 int pos_offset = 0; |
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492 pos_match = 0; |
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493 |
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494 for (int i = 1; i < matches; i++) |
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495 { |
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496 #if defined (HAVE_PCRE2) |
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497 if (ovector[2*i] != PCRE2_SIZE_MAX |
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498 #else |
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499 if (ovector[2*i] >= 0 |
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500 #endif |
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501 && ovector[2*i+1] > 0) |
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502 { |
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503 if (i == 1 || ovector[2*i] != ovector[2*i-2] |
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504 || ovector[2*i-1] != ovector[2*i+1]) |
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505 { |
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506 if (namecount > 0) |
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507 { |
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508 // FIXME: Should probably do this with a map() |
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509 // rather than a linear search. However, |
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510 // the number of captured, named expressions |
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511 // is usually pretty small (< 4) |
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512 for (int j = 0; j < namecount; j++) |
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513 { |
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514 if (nidx[j] == i) |
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515 { |
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516 std::size_t len = ovector[2*i+1] - ovector[2*i]; |
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517 named_tokens(m_named_idx(j)) |
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518 #if defined (HAVE_PCRE2) |
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519 = std::string (buffer.c_str () + ovector[2*i], len); |
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520 #else |
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521 = std::string (*(listptr+i-pos_offset), len); |
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522 #endif |
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523 break; |
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524 } |
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525 } |
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526 } |
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527 |
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528 std::size_t len = ovector[2*i+1] - ovector[2*i]; |
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529 #if defined (HAVE_PCRE2) |
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530 tokens(pos_match++) = std::string (buffer.c_str() + ovector[2*i], len); |
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531 #else |
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532 tokens(pos_match++) = std::string (*(listptr+i), len); |
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533 #endif |
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534 } |
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535 else |
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536 pos_offset++; |
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537 } |
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538 } |
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539 |
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allow Octave to use PCRE2 (bug #61542)
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540 #if ! defined (HAVE_PCRE2) |
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541 pcre_free_substring_list (listptr); |
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542 #endif |
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543 |
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544 // FIXME: MATCH_ELEMENT uses double values for these, |
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545 // presumably because that is what the Octave interpreter |
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546 // uses. Should we check that the values don't exceed |
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547 // flintmax here? It seems unlikely that it would happen, |
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548 // but... |
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Rafael Laboissiere <rafael@laboissiere.net>
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549 |
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550 double dstart = static_cast<double> (start); |
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551 double dend = static_cast<double> (end); |
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552 |
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553 regexp::match_element new_elem (named_tokens, tokens, match_string, |
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554 token_extents, |
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555 dstart, dend); |
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allow Octave to use PCRE2 (bug #61542)
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556 |
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557 lst.push_back (new_elem); |
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Add 'emptymatch', 'noemptymatch' options to regular expressions.
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558 |
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559 if (ovector[1] <= ovector[0]) |
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560 { |
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561 // Zero length match. Skip to next char. |
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562 idx = ovector[0] + 1; |
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563 if (idx <= buffer.length ()) |
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564 continue; |
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565 } |
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566 else |
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567 idx = ovector[1]; |
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refactor regexp (bug #34440)
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568 |
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569 if (m_options.once () || idx >= buffer.length ()) |
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570 break; |
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571 } |
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572 } |
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573 |
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574 retval = regexp::match_data (lst, m_named_pats); |
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575 |
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576 return retval; |
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577 } |
7779
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578 |
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|
579 bool |
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580 regexp::is_match (const std::string& buffer) const |
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581 { |
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582 regexp::match_data rx_lst = match (buffer); |
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Add regexp matching to Fwho and Fclear
David Bateman <dbateman@free.fr>
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583 |
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584 return rx_lst.size () > 0; |
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585 } |
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Add regexp matching to Fwho and Fclear
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586 |
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587 Array<bool> |
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588 regexp::is_match (const string_vector& buffer) const |
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589 { |
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590 octave_idx_type len = buffer.numel (); |
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parents:
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591 |
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592 Array<bool> retval (dim_vector (len, 1)); |
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Add regexp matching to Fwho and Fclear
David Bateman <dbateman@free.fr>
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593 |
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594 for (octave_idx_type i = 0; i < buffer.numel (); i++) |
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595 retval(i) = is_match (buffer(i)); |
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|
596 |
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597 return retval; |
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598 } |
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599 |
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600 // Declare rep_token_t used in processing replacement string |
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601 struct rep_token_t |
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602 { |
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603 std::size_t pos; |
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604 int num; |
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605 }; |
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606 |
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607 std::string |
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608 regexp::replace (const std::string& buffer, |
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609 const std::string& replacement) const |
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610 { |
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611 std::string retval; |
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612 |
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613 const regexp::match_data rx_lst = match (buffer); |
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614 |
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615 std::size_t num_matches = rx_lst.size (); |
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616 |
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617 if (num_matches == 0) |
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618 { |
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619 retval = buffer; |
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620 return retval; |
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621 } |
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622 |
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623 // Identify replacement tokens; build a vector of group numbers in |
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624 // the replacement string so that we can quickly calculate the size |
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625 // of the replacement. |
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626 |
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627 // FIXME: All code assumes that only 10 tokens ($0-$9) exist. |
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628 // $11 represents $1 followed by the character '1' rather than |
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629 // the eleventh capture buffer. |
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630 |
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631 std::string repstr = replacement; |
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632 std::vector<rep_token_t> tokens; |
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633 tokens.reserve (5); // Reserve memory for 5 pattern replacements |
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634 |
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635 for (std::size_t i=0; i < repstr.size (); i++) |
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636 { |
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637 if (repstr[i] == '\\') |
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638 { |
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639 if (i < repstr.size () - 1 && repstr[i+1] == '$') |
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640 { |
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641 repstr.erase (i, 1); // erase backslash |
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642 i++; // skip over '$' |
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643 continue; |
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644 } |
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645 if (i < repstr.size () - 1 && repstr[i+1] == '\\') |
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646 { |
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647 repstr.erase (i, 1); // erase 1st backslash |
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648 continue; |
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649 } |
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650 } |
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651 else if (repstr[i] == '$') |
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652 { |
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653 if (i < repstr.size () - 1 && isdigit (repstr[i+1])) |
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654 { |
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655 rep_token_t tmp_token; |
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656 |
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657 tmp_token.pos = i; |
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658 tmp_token.num = repstr[i+1]-'0'; |
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659 tokens.push_back (tmp_token); |
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660 } |
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661 } |
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662 } |
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refactor regexp (bug #34440)
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|
663 |
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664 std::string rep; |
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665 int num_tokens = tokens.size (); |
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refactor regexp (bug #34440)
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666 |
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667 if (num_tokens > 0) |
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668 { |
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669 // Determine replacement length |
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670 const std::size_t replen = repstr.size () - 2*num_tokens; |
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671 int delta = 0; |
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672 auto p = rx_lst.begin (); |
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673 for (std::size_t i = 0; i < num_matches; i++) |
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674 { |
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|
675 octave_quit (); |
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refactor regexp (bug #34440)
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|
676 |
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677 double start = p->start (); |
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678 double end = p->end (); |
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John W. Eaton <jwe@octave.org>
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679 |
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|
680 const Matrix pairs (p->token_extents ()); |
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681 std::size_t pairlen = 0; |
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682 for (int j = 0; j < num_tokens; j++) |
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|
683 { |
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684 if (tokens[j].num == 0) |
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|
685 pairlen += static_cast<std::size_t> (end - start + 1); |
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31605
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686 else if (tokens[j].num <= pairs.rows ()) |
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Rik <rik@octave.org>
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687 pairlen += static_cast<std::size_t> (pairs(tokens[j].num-1, 1) |
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|
688 - pairs(tokens[j].num-1, 0) |
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|
689 + 1); |
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|
690 } |
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|
691 delta += (static_cast<int> (replen + pairlen) |
aac27ad79be6
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|
692 - static_cast<int> (end - start + 1)); |
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|
693 p++; |
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|
694 } |
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refactor regexp (bug #34440)
John W. Eaton <jwe@octave.org>
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|
695 |
31607
aac27ad79be6
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|
696 // Build replacement string |
aac27ad79be6
maint: Re-indent code after switch to using namespace macros.
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|
697 rep.reserve (buffer.size () + delta); |
aac27ad79be6
maint: Re-indent code after switch to using namespace macros.
Rik <rik@octave.org>
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diff
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|
698 std::size_t from = 0; |
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parents:
31605
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|
699 p = rx_lst.begin (); |
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Rik <rik@octave.org>
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|
700 for (std::size_t i = 0; i < num_matches; i++) |
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maint: Re-indent code after switch to using namespace macros.
Rik <rik@octave.org>
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|
701 { |
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Rik <rik@octave.org>
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|
702 octave_quit (); |
14024
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refactor regexp (bug #34440)
John W. Eaton <jwe@octave.org>
parents:
11586
diff
changeset
|
703 |
31607
aac27ad79be6
maint: Re-indent code after switch to using namespace macros.
Rik <rik@octave.org>
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changeset
|
704 double start = p->start (); |
aac27ad79be6
maint: Re-indent code after switch to using namespace macros.
Rik <rik@octave.org>
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|
705 double end = p->end (); |
14024
fc9f204faea0
refactor regexp (bug #34440)
John W. Eaton <jwe@octave.org>
parents:
11586
diff
changeset
|
706 |
31607
aac27ad79be6
maint: Re-indent code after switch to using namespace macros.
Rik <rik@octave.org>
parents:
31605
diff
changeset
|
707 const Matrix pairs (p->token_extents ()); |
aac27ad79be6
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Rik <rik@octave.org>
parents:
31605
diff
changeset
|
708 rep.append (&buffer[from], static_cast<std::size_t> (start - 1 - from)); |
aac27ad79be6
maint: Re-indent code after switch to using namespace macros.
Rik <rik@octave.org>
parents:
31605
diff
changeset
|
709 from = static_cast<std::size_t> (end); |
14024
fc9f204faea0
refactor regexp (bug #34440)
John W. Eaton <jwe@octave.org>
parents:
11586
diff
changeset
|
710 |
31607
aac27ad79be6
maint: Re-indent code after switch to using namespace macros.
Rik <rik@octave.org>
parents:
31605
diff
changeset
|
711 std::size_t cur_pos = 0; |
15541
9db32cabeacf
Fix backslash handling in regexp pattern (Bug #37092)
Rik <rik@octave.org>
parents:
15271
diff
changeset
|
712 |
31607
aac27ad79be6
maint: Re-indent code after switch to using namespace macros.
Rik <rik@octave.org>
parents:
31605
diff
changeset
|
713 for (int j = 0; j < num_tokens; j++) |
aac27ad79be6
maint: Re-indent code after switch to using namespace macros.
Rik <rik@octave.org>
parents:
31605
diff
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|
714 { |
aac27ad79be6
maint: Re-indent code after switch to using namespace macros.
Rik <rik@octave.org>
parents:
31605
diff
changeset
|
715 rep.append (&repstr[cur_pos], (tokens[j].pos) - cur_pos); |
aac27ad79be6
maint: Re-indent code after switch to using namespace macros.
Rik <rik@octave.org>
parents:
31605
diff
changeset
|
716 cur_pos = tokens[j].pos+2; |
15541
9db32cabeacf
Fix backslash handling in regexp pattern (Bug #37092)
Rik <rik@octave.org>
parents:
15271
diff
changeset
|
717 |
31607
aac27ad79be6
maint: Re-indent code after switch to using namespace macros.
Rik <rik@octave.org>
parents:
31605
diff
changeset
|
718 int k = tokens[j].num; |
aac27ad79be6
maint: Re-indent code after switch to using namespace macros.
Rik <rik@octave.org>
parents:
31605
diff
changeset
|
719 if (k == 0) |
aac27ad79be6
maint: Re-indent code after switch to using namespace macros.
Rik <rik@octave.org>
parents:
31605
diff
changeset
|
720 { |
aac27ad79be6
maint: Re-indent code after switch to using namespace macros.
Rik <rik@octave.org>
parents:
31605
diff
changeset
|
721 // replace with entire match |
aac27ad79be6
maint: Re-indent code after switch to using namespace macros.
Rik <rik@octave.org>
parents:
31605
diff
changeset
|
722 rep.append (&buffer[static_cast<std::size_t> (end - 1)], |
aac27ad79be6
maint: Re-indent code after switch to using namespace macros.
Rik <rik@octave.org>
parents:
31605
diff
changeset
|
723 static_cast<std::size_t> (end - start + 1)); |
aac27ad79be6
maint: Re-indent code after switch to using namespace macros.
Rik <rik@octave.org>
parents:
31605
diff
changeset
|
724 } |
aac27ad79be6
maint: Re-indent code after switch to using namespace macros.
Rik <rik@octave.org>
parents:
31605
diff
changeset
|
725 else if (k <= pairs.rows ()) |
aac27ad79be6
maint: Re-indent code after switch to using namespace macros.
Rik <rik@octave.org>
parents:
31605
diff
changeset
|
726 { |
aac27ad79be6
maint: Re-indent code after switch to using namespace macros.
Rik <rik@octave.org>
parents:
31605
diff
changeset
|
727 // replace with group capture |
aac27ad79be6
maint: Re-indent code after switch to using namespace macros.
Rik <rik@octave.org>
parents:
31605
diff
changeset
|
728 rep.append (&buffer[static_cast<std::size_t> (pairs(k-1, 0)-1)], |
aac27ad79be6
maint: Re-indent code after switch to using namespace macros.
Rik <rik@octave.org>
parents:
31605
diff
changeset
|
729 static_cast<std::size_t> (pairs(k-1, 1) |
aac27ad79be6
maint: Re-indent code after switch to using namespace macros.
Rik <rik@octave.org>
parents:
31605
diff
changeset
|
730 - pairs(k-1, 0) + 1)); |
aac27ad79be6
maint: Re-indent code after switch to using namespace macros.
Rik <rik@octave.org>
parents:
31605
diff
changeset
|
731 } |
aac27ad79be6
maint: Re-indent code after switch to using namespace macros.
Rik <rik@octave.org>
parents:
31605
diff
changeset
|
732 else |
aac27ad79be6
maint: Re-indent code after switch to using namespace macros.
Rik <rik@octave.org>
parents:
31605
diff
changeset
|
733 { |
aac27ad79be6
maint: Re-indent code after switch to using namespace macros.
Rik <rik@octave.org>
parents:
31605
diff
changeset
|
734 // replace with nothing |
aac27ad79be6
maint: Re-indent code after switch to using namespace macros.
Rik <rik@octave.org>
parents:
31605
diff
changeset
|
735 } |
aac27ad79be6
maint: Re-indent code after switch to using namespace macros.
Rik <rik@octave.org>
parents:
31605
diff
changeset
|
736 } |
aac27ad79be6
maint: Re-indent code after switch to using namespace macros.
Rik <rik@octave.org>
parents:
31605
diff
changeset
|
737 if (cur_pos < repstr.size ()) |
aac27ad79be6
maint: Re-indent code after switch to using namespace macros.
Rik <rik@octave.org>
parents:
31605
diff
changeset
|
738 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
|
739 |
31607
aac27ad79be6
maint: Re-indent code after switch to using namespace macros.
Rik <rik@octave.org>
parents:
31605
diff
changeset
|
740 p++; |
aac27ad79be6
maint: Re-indent code after switch to using namespace macros.
Rik <rik@octave.org>
parents:
31605
diff
changeset
|
741 } |
aac27ad79be6
maint: Re-indent code after switch to using namespace macros.
Rik <rik@octave.org>
parents:
31605
diff
changeset
|
742 rep.append (&buffer[from], buffer.size () - from); |
aac27ad79be6
maint: Re-indent code after switch to using namespace macros.
Rik <rik@octave.org>
parents:
31605
diff
changeset
|
743 } |
aac27ad79be6
maint: Re-indent code after switch to using namespace macros.
Rik <rik@octave.org>
parents:
31605
diff
changeset
|
744 else |
aac27ad79be6
maint: Re-indent code after switch to using namespace macros.
Rik <rik@octave.org>
parents:
31605
diff
changeset
|
745 { |
aac27ad79be6
maint: Re-indent code after switch to using namespace macros.
Rik <rik@octave.org>
parents:
31605
diff
changeset
|
746 // Determine repstr length |
aac27ad79be6
maint: Re-indent code after switch to using namespace macros.
Rik <rik@octave.org>
parents:
31605
diff
changeset
|
747 const std::size_t replen = repstr.size (); |
aac27ad79be6
maint: Re-indent code after switch to using namespace macros.
Rik <rik@octave.org>
parents:
31605
diff
changeset
|
748 int delta = 0; |
aac27ad79be6
maint: Re-indent code after switch to using namespace macros.
Rik <rik@octave.org>
parents:
31605
diff
changeset
|
749 auto p = rx_lst.begin (); |
aac27ad79be6
maint: Re-indent code after switch to using namespace macros.
Rik <rik@octave.org>
parents:
31605
diff
changeset
|
750 for (std::size_t i = 0; i < num_matches; i++) |
aac27ad79be6
maint: Re-indent code after switch to using namespace macros.
Rik <rik@octave.org>
parents:
31605
diff
changeset
|
751 { |
aac27ad79be6
maint: Re-indent code after switch to using namespace macros.
Rik <rik@octave.org>
parents:
31605
diff
changeset
|
752 octave_quit (); |
22860
0b1e25cc4457
eliminate use of OCTAVE_QUIT macro in C++ sources
John W. Eaton <jwe@octave.org>
parents:
22755
diff
changeset
|
753 |
31607
aac27ad79be6
maint: Re-indent code after switch to using namespace macros.
Rik <rik@octave.org>
parents:
31605
diff
changeset
|
754 delta += static_cast<int> (replen) |
aac27ad79be6
maint: Re-indent code after switch to using namespace macros.
Rik <rik@octave.org>
parents:
31605
diff
changeset
|
755 - static_cast<int> (p->end () - p->start () + 1); |
aac27ad79be6
maint: Re-indent code after switch to using namespace macros.
Rik <rik@octave.org>
parents:
31605
diff
changeset
|
756 p++; |
aac27ad79be6
maint: Re-indent code after switch to using namespace macros.
Rik <rik@octave.org>
parents:
31605
diff
changeset
|
757 } |
14024
fc9f204faea0
refactor regexp (bug #34440)
John W. Eaton <jwe@octave.org>
parents:
11586
diff
changeset
|
758 |
31607
aac27ad79be6
maint: Re-indent code after switch to using namespace macros.
Rik <rik@octave.org>
parents:
31605
diff
changeset
|
759 // Build replacement string |
aac27ad79be6
maint: Re-indent code after switch to using namespace macros.
Rik <rik@octave.org>
parents:
31605
diff
changeset
|
760 rep.reserve (buffer.size () + delta); |
aac27ad79be6
maint: Re-indent code after switch to using namespace macros.
Rik <rik@octave.org>
parents:
31605
diff
changeset
|
761 std::size_t from = 0; |
aac27ad79be6
maint: Re-indent code after switch to using namespace macros.
Rik <rik@octave.org>
parents:
31605
diff
changeset
|
762 p = rx_lst.begin (); |
aac27ad79be6
maint: Re-indent code after switch to using namespace macros.
Rik <rik@octave.org>
parents:
31605
diff
changeset
|
763 for (std::size_t i = 0; i < num_matches; i++) |
aac27ad79be6
maint: Re-indent code after switch to using namespace macros.
Rik <rik@octave.org>
parents:
31605
diff
changeset
|
764 { |
aac27ad79be6
maint: Re-indent code after switch to using namespace macros.
Rik <rik@octave.org>
parents:
31605
diff
changeset
|
765 octave_quit (); |
22860
0b1e25cc4457
eliminate use of OCTAVE_QUIT macro in C++ sources
John W. Eaton <jwe@octave.org>
parents:
22755
diff
changeset
|
766 |
31607
aac27ad79be6
maint: Re-indent code after switch to using namespace macros.
Rik <rik@octave.org>
parents:
31605
diff
changeset
|
767 rep.append (&buffer[from], |
aac27ad79be6
maint: Re-indent code after switch to using namespace macros.
Rik <rik@octave.org>
parents:
31605
diff
changeset
|
768 static_cast<std::size_t> (p->start () - 1 - from)); |
aac27ad79be6
maint: Re-indent code after switch to using namespace macros.
Rik <rik@octave.org>
parents:
31605
diff
changeset
|
769 from = static_cast<std::size_t> (p->end ()); |
aac27ad79be6
maint: Re-indent code after switch to using namespace macros.
Rik <rik@octave.org>
parents:
31605
diff
changeset
|
770 rep.append (repstr); |
aac27ad79be6
maint: Re-indent code after switch to using namespace macros.
Rik <rik@octave.org>
parents:
31605
diff
changeset
|
771 p++; |
aac27ad79be6
maint: Re-indent code after switch to using namespace macros.
Rik <rik@octave.org>
parents:
31605
diff
changeset
|
772 } |
aac27ad79be6
maint: Re-indent code after switch to using namespace macros.
Rik <rik@octave.org>
parents:
31605
diff
changeset
|
773 rep.append (&buffer[from], buffer.size () - from); |
aac27ad79be6
maint: Re-indent code after switch to using namespace macros.
Rik <rik@octave.org>
parents:
31605
diff
changeset
|
774 } |
14024
fc9f204faea0
refactor regexp (bug #34440)
John W. Eaton <jwe@octave.org>
parents:
11586
diff
changeset
|
775 |
31607
aac27ad79be6
maint: Re-indent code after switch to using namespace macros.
Rik <rik@octave.org>
parents:
31605
diff
changeset
|
776 retval = rep; |
aac27ad79be6
maint: Re-indent code after switch to using namespace macros.
Rik <rik@octave.org>
parents:
31605
diff
changeset
|
777 return retval; |
aac27ad79be6
maint: Re-indent code after switch to using namespace macros.
Rik <rik@octave.org>
parents:
31605
diff
changeset
|
778 } |
31605
e88a07dec498
maint: Use macros to begin/end C++ namespaces.
Rik <rik@octave.org>
parents:
31425
diff
changeset
|
779 |
e88a07dec498
maint: Use macros to begin/end C++ namespaces.
Rik <rik@octave.org>
parents:
31425
diff
changeset
|
780 OCTAVE_END_NAMESPACE(octave) |