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File _service:tar_scm:backport-PCRE2.patch of Package swig
From 15515f390c5e3316a7faf0cf85d661a297d45a50 Mon Sep 17 00:00:00 2001 From: Julien Schueller <schueller@phimeca.com> Date: Tue, 4 Jan 2022 13:50:02 +0100 Subject: [PATCH] PCRE2 Closes #2120 --- Doc/Manual/Preface.html | 6 +++--- Source/Swig/misc.c | 41 +++++++++++++++++++++++++++-------------- Source/Swig/naming.c | 22 ++++++++++++++-------- Tools/mkwindows.sh | 2 +- Tools/nuget-install.cmd | 28 ---------------------------- Tools/pcre-build.sh | 4 ++-- configure.ac | 19 ++++++++++--------- 7 files changed, 60 insertions(+), 65 deletions(-) delete mode 100644 Tools/nuget-install.cmd diff --git a/Doc/Manual/Preface.html b/Doc/Manual/Preface.html index 36a99bd..24e844c 100644 --- a/Doc/Manual/Preface.html +++ b/Doc/Manual/Preface.html @@ -283,9 +283,9 @@ You must use <a href="http://www.gnu.org/software/make/">GNU make</a> to build a <p> <a href="http://www.pcre.org/">PCRE</a> needs to be installed on your system to build SWIG, in particular -pcre-config must be available. If you have PCRE headers and libraries but not -pcre-config itself or, alternatively, wish to override the compiler or linker -flags returned by pcre-config, you may set PCRE_LIBS and PCRE_CFLAGS variables +pcre2-config must be available. If you have PCRE headers and libraries but not +pcre2-config itself or, alternatively, wish to override the compiler or linker +flags returned by pcre-config, you may set PCRE2_LIBS and PCRE2_CFLAGS variables to be used instead. And if you don't have PCRE at all, the configure script will provide instructions for obtaining it. </p> diff --git a/Source/Swig/misc.c b/Source/Swig/misc.c index ef6fcc0..1324f4d 100644 --- a/Source/Swig/misc.c +++ b/Source/Swig/misc.c @@ -1312,7 +1312,8 @@ void Swig_offset_string(String *s, int number) { #ifdef HAVE_PCRE -#include <pcre.h> +#define PCRE2_CODE_UNIT_WIDTH 8 +#include <pcre2.h> static int split_regex_pattern_subst(String *s, String **pattern, String **subst, const char **input) { @@ -1375,7 +1376,7 @@ static void copy_with_maybe_case_conversion(String *dst, const char *src, int le } } -String *replace_captures(int num_captures, const char *input, String *subst, int captures[], String *pattern, String *s) +String *replace_captures(int num_captures, const char *input, String *subst, size_t captures[], String *pattern, String *s) { int convertCase = 0, convertNextOnly = 0; String *result = NewStringEmpty(); @@ -1397,7 +1398,7 @@ String *replace_captures(int num_captures, const char *input, String *subst, int } else if (isdigit((unsigned char)*p)) { int group = *p++ - '0'; if (group < num_captures) { - int l = captures[group*2], r = captures[group*2 + 1]; + int l = (int)captures[group*2], r = (int)captures[group*2 + 1]; if (l != -1) { copy_with_maybe_case_conversion(result, input + l, r - l, &convertCase, convertNextOnly); } @@ -1449,26 +1450,31 @@ String *Swig_string_regex(String *s) { const int pcre_options = 0; String *res = 0; - pcre *compiled_pat = 0; - const char *pcre_error, *input; - int pcre_errorpos; + pcre2_code *compiled_pat = 0; + const char *input; + PCRE2_UCHAR pcre_error[256]; + int pcre_errornum; + size_t pcre_errorpos; String *pattern = 0, *subst = 0; - int captures[30]; - + size_t *captures = 0; + pcre2_match_data *match_data = 0; if (split_regex_pattern_subst(s, &pattern, &subst, &input)) { int rc; - compiled_pat = pcre_compile( - Char(pattern), pcre_options, &pcre_error, &pcre_errorpos, NULL); + compiled_pat = pcre2_compile( + (PCRE2_SPTR8)Char(pattern), PCRE2_ZERO_TERMINATED, pcre_options, &pcre_errornum, &pcre_errorpos, NULL); if (!compiled_pat) { + pcre2_get_error_message (pcre_errornum, pcre_error, sizeof pcre_error); Swig_error("SWIG", Getline(s), "PCRE compilation failed: '%s' in '%s':%i.\n", pcre_error, Char(pattern), pcre_errorpos); SWIG_exit(EXIT_FAILURE); } - rc = pcre_exec(compiled_pat, NULL, input, (int)strlen(input), 0, 0, captures, 30); + match_data = pcre2_match_data_create_from_pattern (compiled_pat, NULL); + rc = pcre2_match(compiled_pat, (PCRE2_SPTR8)input, PCRE2_ZERO_TERMINATED, 0, 0, match_data, NULL); + captures = pcre2_get_ovector_pointer (match_data); if (rc >= 0) { res = replace_captures(rc, input, subst, captures, pattern, s); - } else if (rc != PCRE_ERROR_NOMATCH) { + } else if (rc != PCRE2_ERROR_NOMATCH) { Swig_error("SWIG", Getline(s), "PCRE execution failed: error %d while matching \"%s\" using \"%s\".\n", rc, Char(pattern), input); SWIG_exit(EXIT_FAILURE); @@ -1477,12 +1483,19 @@ String *Swig_string_regex(String *s) { DohDelete(pattern); DohDelete(subst); - pcre_free(compiled_pat); + pcre2_code_free(compiled_pat); + pcre2_match_data_free(match_data); return res ? res : NewStringEmpty(); } String *Swig_pcre_version(void) { - return NewStringf("PCRE Version: %s", pcre_version()); + int len = pcre2_config(PCRE2_CONFIG_VERSION, NULL); + char *buf = malloc(len); + String *result; + pcre2_config(PCRE2_CONFIG_VERSION, buf); + result = NewStringf("PCRE Version: %s", buf); + free(buf); + return result; } #else diff --git a/Source/Swig/naming.c b/Source/Swig/naming.c index 871a9e5..a1a0381 100644 --- a/Source/Swig/naming.c +++ b/Source/Swig/naming.c @@ -1092,26 +1092,32 @@ static DOH *get_lattr(Node *n, List *lattr) { } #ifdef HAVE_PCRE -#include <pcre.h> +#define PCRE2_CODE_UNIT_WIDTH 8 +#include <pcre2.h> static int name_regexmatch_value(Node *n, String *pattern, String *s) { - pcre *compiled_pat; - const char *err; - int errpos; + pcre2_code *compiled_pat; + PCRE2_UCHAR err[256]; + int errornum; + size_t errpos; int rc; - compiled_pat = pcre_compile(Char(pattern), 0, &err, &errpos, NULL); + compiled_pat = pcre2_compile((PCRE2_SPTR8)Char(pattern), PCRE2_ZERO_TERMINATED, 0, &errornum, &errpos, NULL); if (!compiled_pat) { + pcre2_get_error_message (errornum, err, sizeof err); Swig_error("SWIG", Getline(n), "Invalid regex \"%s\": compilation failed at %d: %s\n", Char(pattern), errpos, err); SWIG_exit(EXIT_FAILURE); } - rc = pcre_exec(compiled_pat, NULL, Char(s), Len(s), 0, 0, NULL, 0); - pcre_free(compiled_pat); + pcre2_match_data *match_data = 0; + match_data = pcre2_match_data_create_from_pattern (compiled_pat, NULL); + rc = pcre2_match(compiled_pat, (PCRE2_SPTR8)Char(s), PCRE2_ZERO_TERMINATED, 0, 0, match_data, 0); + pcre2_code_free(compiled_pat); + pcre2_match_data_free(match_data); - if (rc == PCRE_ERROR_NOMATCH) + if (rc == PCRE2_ERROR_NOMATCH) return 0; if (rc < 0 ) { diff --git a/Tools/mkwindows.sh b/Tools/mkwindows.sh index 5e4d2f0..4717e1c 100755 --- a/Tools/mkwindows.sh +++ b/Tools/mkwindows.sh @@ -84,7 +84,7 @@ export CXXFLAGS="$compileflags" swigbasename=swig-$version swigwinbasename=swigwin-$version tarball=$swigbasename.tar.gz -pcre_tarball=`ls pcre-*.tar.*` +pcre_tarball=`ls pcre2-*.tar.*` if ! test -f "$pcre_tarball"; then echo "Could not find PCRE tarball. Please download a PCRE source tarball from http://www.pcre.org" diff --git a/Tools/nuget-install.cmd b/Tools/nuget-install.cmd deleted file mode 100644 index eec7f87..0000000 --- a/Tools/nuget-install.cmd +++ /dev/null @@ -1,28 +0,0 @@ -rem Workaround 'nuget install' not being reliable by retrying a few times -@echo off -rem initiate the retry number -set errorCode=1 -set retryNumber=0 -set maxRetries=5 - -:RESTORE -nuget install %* - -rem problem? -IF ERRORLEVEL %errorCode% GOTO :RETRY - -rem everything is fine! -@echo Installed nuget, retries: %reTryNumber% -GOTO :EXIT - -:RETRY -@echo Oops, nuget restore exited with code %errorCode% - let us try again! -set /a retryNumber=%retryNumber%+1 -IF %reTryNumber% LSS %maxRetries% (GOTO :RESTORE) -IF %retryNumber% EQU %maxRetries% (GOTO :ERR) - -:ERR -@echo Sorry, we tried restoring nuget packages for %maxRetries% times and all attempts were unsuccessful! -EXIT /B 1 - -:EXIT diff --git a/Tools/pcre-build.sh b/Tools/pcre-build.sh index 92f645d..ffa7a69 100755 --- a/Tools/pcre-build.sh +++ b/Tools/pcre-build.sh @@ -37,8 +37,8 @@ fi echo "Looking for PCRE tarball..." rm -rf pcre -pcre_tarball=`ls pcre-*.tar*` -test -n "$pcre_tarball" || bail "Could not find tarball matching pattern: pcre-*.tar*" +pcre_tarball=`ls pcre2-*.tar*` +test -n "$pcre_tarball" || bail "Could not find tarball matching pattern: pcre2-*.tar*" test -f "$pcre_tarball" || bail "Could not find a single PCRE tarball. Found: $pcre_tarball" echo "Extracting tarball: $pcre_tarball" diff --git a/configure.ac b/configure.ac index ed83620..c5ae9fc 100644 --- a/configure.ac +++ b/configure.ac @@ -59,24 +59,24 @@ dnl To make configuring easier, check for a locally built PCRE using the Tools/p if test x"${with_pcre}" = xyes ; then AC_MSG_CHECKING([whether to use local PCRE]) local_pcre_config=no - if test -z $PCRE_CONFIG; then - if test -f `pwd`/pcre/pcre-swig-install/bin/pcre-config; then - PCRE_CONFIG=`pwd`/pcre/pcre-swig-install/bin/pcre-config - local_pcre_config=$PCRE_CONFIG + if test -z $PCRE2_CONFIG; then + if test -f `pwd`/pcre/pcre-swig-install/bin/pcre2-config; then + PCRE2_CONFIG=`pwd`/pcre/pcre-swig-install/bin/pcre2-config + local_pcre_config=$PCRE2_CONFIG fi fi AC_MSG_RESULT([$local_pcre_config]) fi AS_IF([test "x$with_pcre" != xno], - [AX_PATH_GENERIC([pcre], + [AX_PATH_GENERIC([pcre2], [], dnl Minimal version of PCRE we need -- accept any [], dnl custom sed script for version parsing is not needed [AC_DEFINE([HAVE_PCRE], [1], [Define if you have PCRE library]) - LIBS="$LIBS $PCRE_LIBS" - CPPFLAGS="$CPPFLAGS $PCRE_CFLAGS" + LIBS="$LIBS $PCRE2_LIBS" + CPPFLAGS="$CPPFLAGS $PCRE2_CFLAGS" ], [AC_MSG_FAILURE([ - Cannot find pcre-config script from PCRE (Perl Compatible Regular Expressions) + Cannot find pcre2-config script from PCRE (Perl Compatible Regular Expressions) library package. This dependency is needed for configure to complete, Either: - Install the PCRE developer package on your system (preferred approach). @@ -87,7 +87,8 @@ AS_IF([test "x$with_pcre" != xno], (quite easy and does not require privileges to install PCRE on your system) - Use configure --without-pcre to disable regular expressions support in SWIG (not recommended).]) - ]) + ], + [],[],[--libs8]) ]) -- 1.8.3.1
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