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File _service:obs_scm:0005-zsh-port-to-pcre2.patch of Package zsh
From b62e911341c8ec7446378b477c47da4256053dc0 Mon Sep 17 00:00:00 2001 From: Oliver Kiddle <opk@zsh.org> Date: Sat, 13 May 2023 00:53:32 +0200 Subject: [PATCH] 51723: migrate pcre module to pcre2 Cherry-picked-by: Lukáš Zaoral <lzaoral@redhat.com> --- Src/Modules/pcre.c | 223 ++++++++++++++++++--------------------------- Test/V07pcre.ztst | 13 ++- configure.ac | 20 ++-- 3 files changed, 109 insertions(+), 149 deletions(-) diff --git a/Src/Modules/pcre.c b/Src/Modules/pcre.c index 46875a59b..079ecc2c5 100644 --- a/Src/Modules/pcre.c +++ b/Src/Modules/pcre.c @@ -34,11 +34,11 @@ #define CPCRE_PLAIN 0 /**/ -#if defined(HAVE_PCRE_COMPILE) && defined(HAVE_PCRE_EXEC) -#include <pcre.h> +#if defined(HAVE_PCRE2_COMPILE_8) && defined(HAVE_PCRE2_H) +#define PCRE2_CODE_UNIT_WIDTH 8 +#include <pcre2.h> -static pcre *pcre_pattern; -static pcre_extra *pcre_hints; +static pcre2_code *pcre_pattern; /**/ static int @@ -54,8 +54,8 @@ zpcre_utf8_enabled(void) return 0; if ((have_utf8_pcre == -1) && - (pcre_config(PCRE_CONFIG_UTF8, &have_utf8_pcre))) { - have_utf8_pcre = -2; /* erk, failed to ask */ + (pcre2_config(PCRE2_CONFIG_UNICODE, &have_utf8_pcre))) { + have_utf8_pcre = -2; /* erk, failed to ask */ } return (have_utf8_pcre == 1) && (!strcmp(nl_langinfo(CODESET), "UTF-8")); @@ -69,115 +69,87 @@ zpcre_utf8_enabled(void) static int bin_pcre_compile(char *nam, char **args, Options ops, UNUSED(int func)) { - int pcre_opts = 0, pcre_errptr, target_len; - const char *pcre_error; + uint32_t pcre_opts = 0; + int target_len; + int pcre_error; + PCRE2_SIZE pcre_offset; char *target; - if(OPT_ISSET(ops,'a')) pcre_opts |= PCRE_ANCHORED; - if(OPT_ISSET(ops,'i')) pcre_opts |= PCRE_CASELESS; - if(OPT_ISSET(ops,'m')) pcre_opts |= PCRE_MULTILINE; - if(OPT_ISSET(ops,'x')) pcre_opts |= PCRE_EXTENDED; - if(OPT_ISSET(ops,'s')) pcre_opts |= PCRE_DOTALL; + if (OPT_ISSET(ops, 'a')) pcre_opts |= PCRE2_ANCHORED; + if (OPT_ISSET(ops, 'i')) pcre_opts |= PCRE2_CASELESS; + if (OPT_ISSET(ops, 'm')) pcre_opts |= PCRE2_MULTILINE; + if (OPT_ISSET(ops, 'x')) pcre_opts |= PCRE2_EXTENDED; + if (OPT_ISSET(ops, 's')) pcre_opts |= PCRE2_DOTALL; if (zpcre_utf8_enabled()) - pcre_opts |= PCRE_UTF8; - -#ifdef HAVE_PCRE_STUDY - if (pcre_hints) -#ifdef PCRE_CONFIG_JIT - pcre_free_study(pcre_hints); -#else - pcre_free(pcre_hints); -#endif - pcre_hints = NULL; -#endif + pcre_opts |= PCRE2_UTF; if (pcre_pattern) - pcre_free(pcre_pattern); + pcre2_code_free(pcre_pattern); pcre_pattern = NULL; target = ztrdup(*args); unmetafy(target, &target_len); - if ((int)strlen(target) != target_len) { - zwarnnam(nam, "embedded NULs in PCRE pattern terminate pattern"); - } - - pcre_pattern = pcre_compile(target, pcre_opts, &pcre_error, &pcre_errptr, NULL); + pcre_pattern = pcre2_compile((PCRE2_SPTR) target, (PCRE2_SIZE) target_len, + pcre_opts, &pcre_error, &pcre_offset, NULL); free(target); if (pcre_pattern == NULL) { - zwarnnam(nam, "error in regex: %s", pcre_error); + PCRE2_UCHAR buffer[256]; + pcre2_get_error_message(pcre_error, buffer, sizeof(buffer)); + zwarnnam(nam, "error in regex: %s", buffer); return 1; } return 0; } -/**/ -#ifdef HAVE_PCRE_STUDY - /**/ static int bin_pcre_study(char *nam, UNUSED(char **args), UNUSED(Options ops), UNUSED(int func)) { - const char *pcre_error; - if (pcre_pattern == NULL) { zwarnnam(nam, "no pattern has been compiled for study"); return 1; } - - if (pcre_hints) -#ifdef PCRE_CONFIG_JIT - pcre_free_study(pcre_hints); -#else - pcre_free(pcre_hints); -#endif - pcre_hints = NULL; - pcre_hints = pcre_study(pcre_pattern, 0, &pcre_error); - if (pcre_error != NULL) - { - zwarnnam(nam, "error while studying regex: %s", pcre_error); - return 1; + int jit = 0; + if (!pcre2_config(PCRE2_CONFIG_JIT, &jit) && jit) { + if (pcre2_jit_compile(pcre_pattern, PCRE2_JIT_COMPLETE) < 0) { + zwarnnam(nam, "error while studying regex"); + return 1; + } } return 0; } -/**/ -#else /* !HAVE_PCRE_STUDY */ - -# define bin_pcre_study bin_notavail - -/**/ -#endif /* !HAVE_PCRE_STUDY */ - -/**/ static int -zpcre_get_substrings(char *arg, int *ovec, int captured_count, char *matchvar, - char *substravar, int want_offset_pair, int matchedinarr, - int want_begin_end) +zpcre_get_substrings(char *arg, pcre2_match_data *mdata, int captured_count, + char *matchvar, char *substravar, int want_offset_pair, + int matchedinarr, int want_begin_end) { - char **captures, *match_all, **matches; + PCRE2_SIZE *ovec; + char *match_all, **matches; char offset_all[50]; int capture_start = 1; if (matchedinarr) { - /* bash-style captures[0] entire-matched string in the array */ + /* bash-style ovec[0] entire-matched string in the array */ capture_start = 0; } - /* captures[0] will be entire matched string, [1] first substring */ - if (!pcre_get_substring_list(arg, ovec, captured_count, (const char ***)&captures)) { - int nelem = arrlen(captures)-1; + /* ovec[0] will be entire matched string, [1] first substring */ + ovec = pcre2_get_ovector_pointer(mdata); + if (ovec) { + int nelem = captured_count - 1; /* Set to the offsets of the complete match */ if (want_offset_pair) { - sprintf(offset_all, "%d %d", ovec[0], ovec[1]); + sprintf(offset_all, "%ld %ld", ovec[0], ovec[1]); setsparam("ZPCRE_OP", ztrdup(offset_all)); } /* @@ -186,7 +158,7 @@ zpcre_get_substrings(char *arg, int *ovec, int captured_count, char *matchvar, * ovec is length 2*(1+capture_list_length) */ if (matchvar) { - match_all = metafy(captures[0], ovec[1] - ovec[0], META_DUP); + match_all = metafy(arg + ovec[0], ovec[1] - ovec[0], META_DUP); setsparam(matchvar, match_all); } /* @@ -201,16 +173,12 @@ zpcre_get_substrings(char *arg, int *ovec, int captured_count, char *matchvar, */ if (substravar && (!want_begin_end || nelem)) { - char **x, **y; + char **x; int vec_off, i; - y = &captures[capture_start]; matches = x = (char **) zalloc(sizeof(char *) * (captured_count+1-capture_start)); - for (i = capture_start; i < captured_count; i++, y++) { + for (i = capture_start; i < captured_count; i++) { vec_off = 2*i; - if (*y) - *x++ = metafy(*y, ovec[vec_off+1]-ovec[vec_off], META_DUP); - else - *x++ = NULL; + *x++ = metafy(arg + ovec[vec_off], ovec[vec_off+1]-ovec[vec_off], META_DUP); } *x = NULL; setaparam(substravar, matches); @@ -247,7 +215,8 @@ zpcre_get_substrings(char *arg, int *ovec, int captured_count, char *matchvar, setiparam("MEND", offs + !isset(KSHARRAYS) - 1); if (nelem) { char **mbegin, **mend, **bptr, **eptr; - int i, *ipair; + int i; + size_t *ipair; bptr = mbegin = zalloc(sizeof(char*)*(nelem+1)); eptr = mend = zalloc(sizeof(char*)*(nelem+1)); @@ -287,8 +256,6 @@ zpcre_get_substrings(char *arg, int *ovec, int captured_count, char *matchvar, setaparam("mend", mend); } } - - pcre_free_substring_list((const char **)captures); } return 0; @@ -314,7 +281,8 @@ getposint(char *instr, char *nam) static int bin_pcre_match(char *nam, char **args, Options ops, UNUSED(int func)) { - int ret, capcount, *ovec, ovecsize, c; + int ret, c; + pcre2_match_data *pcre_mdata = NULL; char *matched_portion = NULL; char *plaintext = NULL; char *receptacle = NULL; @@ -344,36 +312,30 @@ bin_pcre_match(char *nam, char **args, Options ops, UNUSED(int func)) /* For the entire match, 'Return' the offset byte positions instead of the matched string */ if(OPT_ISSET(ops,'b')) want_offset_pair = 1; - if ((ret = pcre_fullinfo(pcre_pattern, pcre_hints, PCRE_INFO_CAPTURECOUNT, &capcount))) - { - zwarnnam(nam, "error %d in fullinfo", ret); - return 1; - } - - ovecsize = (capcount+1)*3; - ovec = zalloc(ovecsize*sizeof(int)); - plaintext = ztrdup(*args); unmetafy(plaintext, &subject_len); if (offset_start > 0 && offset_start >= subject_len) - ret = PCRE_ERROR_NOMATCH; - else - ret = pcre_exec(pcre_pattern, pcre_hints, plaintext, subject_len, offset_start, 0, ovec, ovecsize); + ret = PCRE2_ERROR_NOMATCH; + else { + pcre_mdata = pcre2_match_data_create_from_pattern(pcre_pattern, NULL); + ret = pcre2_match(pcre_pattern, (PCRE2_SPTR) plaintext, subject_len, + offset_start, 0, pcre_mdata, NULL); + } if (ret==0) return_value = 0; - else if (ret==PCRE_ERROR_NOMATCH) /* no match */; + else if (ret == PCRE2_ERROR_NOMATCH) /* no match */; else if (ret>0) { - zpcre_get_substrings(plaintext, ovec, ret, matched_portion, receptacle, + zpcre_get_substrings(plaintext, pcre_mdata, ret, matched_portion, receptacle, want_offset_pair, 0, 0); return_value = 0; } else { - zwarnnam(nam, "error in pcre_exec [%d]", ret); + zwarnnam(nam, "error in pcre2_match [%d]", ret); } - if (ovec) - zfree(ovec, ovecsize*sizeof(int)); + if (pcre_mdata) + pcre2_match_data_free(pcre_mdata); zsfree(plaintext); return return_value; @@ -383,17 +345,19 @@ bin_pcre_match(char *nam, char **args, Options ops, UNUSED(int func)) static int cond_pcre_match(char **a, int id) { - pcre *pcre_pat; - const char *pcre_err; + pcre2_code *pcre_pat = NULL; + int pcre_err; + PCRE2_SIZE pcre_erroff; char *lhstr, *rhre, *lhstr_plain, *rhre_plain, *avar, *svar; - int r = 0, pcre_opts = 0, pcre_errptr, capcnt, *ov, ovsize; + int r = 0, pcre_opts = 0; + pcre2_match_data *pcre_mdata = NULL; int lhstr_plain_len, rhre_plain_len; int return_value = 0; if (zpcre_utf8_enabled()) - pcre_opts |= PCRE_UTF8; + pcre_opts |= PCRE2_UTF; if (isset(REMATCHPCRE) && !isset(CASEMATCH)) - pcre_opts |= PCRE_CASELESS; + pcre_opts |= PCRE2_CASELESS; lhstr = cond_str(a,0,0); rhre = cond_str(a,1,0); @@ -401,9 +365,6 @@ cond_pcre_match(char **a, int id) rhre_plain = ztrdup(rhre); unmetafy(lhstr_plain, &lhstr_plain_len); unmetafy(rhre_plain, &rhre_plain_len); - pcre_pat = NULL; - ov = NULL; - ovsize = 0; if (isset(BASHREMATCH)) { svar = NULL; @@ -415,27 +376,27 @@ cond_pcre_match(char **a, int id) switch(id) { case CPCRE_PLAIN: - if ((int)strlen(rhre_plain) != rhre_plain_len) { - zwarn("embedded NULs in PCRE pattern terminate pattern"); - } - pcre_pat = pcre_compile(rhre_plain, pcre_opts, &pcre_err, &pcre_errptr, NULL); - if (pcre_pat == NULL) { - zwarn("failed to compile regexp /%s/: %s", rhre, pcre_err); + if (!(pcre_pat = pcre2_compile((PCRE2_SPTR) rhre_plain, + (PCRE2_SIZE) rhre_plain_len, pcre_opts, + &pcre_err, &pcre_erroff, NULL))) + { + PCRE2_UCHAR buffer[256]; + pcre2_get_error_message(pcre_err, buffer, sizeof(buffer)); + zwarn("failed to compile regexp /%s/: %s", rhre, buffer); break; } - pcre_fullinfo(pcre_pat, NULL, PCRE_INFO_CAPTURECOUNT, &capcnt); - ovsize = (capcnt+1)*3; - ov = zalloc(ovsize*sizeof(int)); - r = pcre_exec(pcre_pat, NULL, lhstr_plain, lhstr_plain_len, 0, 0, ov, ovsize); - /* r < 0 => error; r==0 match but not enough size in ov + pcre_mdata = pcre2_match_data_create_from_pattern(pcre_pat, NULL); + r = pcre2_match(pcre_pat, (PCRE2_SPTR8) lhstr_plain, lhstr_plain_len, + 0, 0, pcre_mdata, NULL); + /* r < 0 => error; r==0 match but not enough size in match data * r > 0 => (r-1) substrings found; r==1 => no substrings */ if (r==0) { - zwarn("reportable zsh problem: pcre_exec() returned 0"); + zwarn("reportable zsh problem: pcre2_match() returned 0"); return_value = 1; break; } - else if (r==PCRE_ERROR_NOMATCH) { + else if (r == PCRE2_ERROR_NOMATCH) { return_value = 0; /* no match */ break; } @@ -444,7 +405,7 @@ cond_pcre_match(char **a, int id) break; } else if (r>0) { - zpcre_get_substrings(lhstr_plain, ov, r, svar, avar, 0, + zpcre_get_substrings(lhstr_plain, pcre_mdata, r, svar, avar, 0, isset(BASHREMATCH), !isset(BASHREMATCH)); return_value = 1; @@ -457,10 +418,10 @@ cond_pcre_match(char **a, int id) free(lhstr_plain); if(rhre_plain) free(rhre_plain); + if (pcre_mdata) + pcre2_match_data_free(pcre_mdata); if (pcre_pat) - pcre_free(pcre_pat); - if (ov) - zfree(ov, ovsize*sizeof(int)); + pcre2_code_free(pcre_pat); return return_value; } @@ -489,11 +450,11 @@ static struct builtin bintab[] = { static struct features module_features = { bintab, sizeof(bintab)/sizeof(*bintab), -#if defined(HAVE_PCRE_COMPILE) && defined(HAVE_PCRE_EXEC) +#if defined(HAVE_PCRE2_COMPILE_8) && defined(HAVE_PCRE2_H) cotab, sizeof(cotab)/sizeof(*cotab), -#else /* !(HAVE_PCRE_COMPILE && HAVE_PCRE_EXEC) */ +#else /* !(HAVE_PCRE2_COMPILE_8 && HAVE_PCRE2_H) */ NULL, 0, -#endif /* !(HAVE_PCRE_COMPILE && HAVE_PCRE_EXEC) */ +#endif /* !(HAVE_PCRE2_COMPILE_8 && HAVE_PCRE2_H) */ NULL, 0, NULL, 0, 0 @@ -540,19 +501,9 @@ cleanup_(Module m) int finish_(UNUSED(Module m)) { -#if defined(HAVE_PCRE_COMPILE) && defined(HAVE_PCRE_EXEC) -#ifdef HAVE_PCRE_STUDY - if (pcre_hints) -#ifdef PCRE_CONFIG_JIT - pcre_free_study(pcre_hints); -#else - pcre_free(pcre_hints); -#endif - pcre_hints = NULL; -#endif - +#if defined(HAVE_PCRE2_COMPILE_8) && defined(HAVE_PCRE2_H) if (pcre_pattern) - pcre_free(pcre_pattern); + pcre2_code_free(pcre_pattern); pcre_pattern = NULL; #endif diff --git a/Test/V07pcre.ztst b/Test/V07pcre.ztst index 22a0b64c7..6eb366964 100644 --- a/Test/V07pcre.ztst +++ b/Test/V07pcre.ztst @@ -117,12 +117,17 @@ >78884; ZPCRE_OP: 25 30 >90210; ZPCRE_OP: 31 36 -# Embedded NULs allowed in plaintext, but not in RE (although \0 as two-chars allowed) +# Embedded NULs allowed in plaintext, in RE, pcre supports \0 as two-chars [[ $'a\0bc\0d' =~ '^(a\0.)(.+)$' ]] print "${#MATCH}; ${#match[1]}; ${#match[2]}" 0:ensure ASCII NUL passes in and out of matched plaintext >6; 3; 3 +# PCRE2 supports NULs also in the RE + [[ $'a\0b\0c' =~ $'^(.\0)+' ]] && print "${#MATCH}; ${#match[1]}" +0:ensure ASCII NUL works also in the regex +>4; 2 + # Ensure the long-form infix operator works [[ foo -pcre-match ^f..$ ]] print $? @@ -169,7 +174,11 @@ [[ é =~ '^..\z' ]]; echo $? LANG=$LANG_SAVE [[ é =~ '^.\z' ]]; echo $? -0:swich between C/UTF-8 locales +0:switch between C/UTF-8 locales >0 >0 >0 + + [[ abc =~ 'a(d*)bc' ]] && print "$#MATCH; $#match; ${#match[1]}" +0:empty capture +>3; 1; 0 diff --git a/configure.ac b/configure.ac index d8a17791a..4710d1659 100644 --- a/configure.ac +++ b/configure.ac @@ -438,7 +438,7 @@ fi], dnl Do you want to look for pcre support? AC_ARG_ENABLE(pcre, -AS_HELP_STRING([--enable-pcre],[enable the search for the pcre library (may create run-time library dependencies)])) +AS_HELP_STRING([--enable-pcre],[enable the search for the pcre2 library (may create run-time library dependencies)])) dnl Do you want to look for capability support? AC_ARG_ENABLE(cap, @@ -652,13 +652,12 @@ AC_HEADER_SYS_WAIT oldcflags="$CFLAGS" if test x$enable_pcre = xyes; then -AC_CHECK_PROG([PCRECONF], pcre-config, pcre-config) -dnl Typically (meaning on this single RedHat 9 box in front of me) -dnl pcre-config --cflags produces a -I output which needs to go into +AC_CHECK_PROG([PCRECONF], pcre2-config, pcre2-config) +dnl pcre2-config --cflags may produce a -I output which needs to go into dnl CPPFLAGS else configure's preprocessor tests don't pick it up, dnl producing a warning. -if test "x$ac_cv_prog_PCRECONF" = xpcre-config; then - CPPFLAGS="$CPPFLAGS `pcre-config --cflags`" +if test "x$ac_cv_prog_PCRECONF" = xpcre2-config; then + CPPFLAGS="$CPPFLAGS `pcre2-config --cflags`" fi fi @@ -668,9 +667,10 @@ AC_CHECK_HEADERS(sys/time.h sys/times.h sys/select.h termcap.h termio.h \ locale.h errno.h stdio.h stdarg.h varargs.h stdlib.h \ unistd.h sys/capability.h \ utmp.h utmpx.h sys/types.h pwd.h grp.h poll.h sys/mman.h \ - netinet/in_systm.h pcre.h langinfo.h wchar.h stddef.h \ + netinet/in_systm.h langinfo.h wchar.h stddef.h \ sys/stropts.h iconv.h ncurses.h ncursesw/ncurses.h \ ncurses/ncurses.h) +AC_CHECK_HEADERS([pcre2.h],,,[#define PCRE2_CODE_UNIT_WIDTH 8]) if test x$dynamic = xyes; then AC_CHECK_HEADERS(dlfcn.h) AC_CHECK_HEADERS(dl.h) @@ -948,9 +948,7 @@ if test "x$ac_found_iconv" = "xyes"; then fi if test x$enable_pcre = xyes; then -dnl pcre-config should probably be employed here -dnl AC_SEARCH_LIBS(pcre_compile, pcre) - LIBS="`$ac_cv_prog_PCRECONF --libs` $LIBS" + LIBS="`$ac_cv_prog_PCRECONF --libs8` $LIBS" fi dnl --------------------- @@ -1313,7 +1311,7 @@ AC_CHECK_FUNCS(strftime strptime mktime timelocal \ pathconf sysconf \ tgetent tigetflag tigetnum tigetstr setupterm initscr resize_term \ getcchar setcchar waddwstr wget_wch win_wch use_default_colors \ - pcre_compile pcre_study pcre_exec \ + pcre2_compile_8 \ nl_langinfo \ erand48 open_memstream \ posix_openpt \ -- 2.41.0 From 10bdbd8b5b0b43445aff23dcd412f25cf6aa328a Mon Sep 17 00:00:00 2001 From: Jun-ichi Takimoto <takimoto-j@kba.biglobe.ne.jp> Date: Tue, 20 Jun 2023 18:14:27 +0900 Subject: [PATCH] 51877: do not build pcre module if pcre2-config is not found Cherry-picked-by: Lukáš Zaoral <lzaoral@redhat.com> --- Src/Modules/pcre.mdd | 2 +- configure.ac | 31 +++++++++++++++++++------------ 2 files changed, 20 insertions(+), 13 deletions(-) diff --git a/Src/Modules/pcre.mdd b/Src/Modules/pcre.mdd index 6eb3c691b..3e1579117 100644 --- a/Src/Modules/pcre.mdd +++ b/Src/Modules/pcre.mdd @@ -1,5 +1,5 @@ name=zsh/pcre -link=`if test x$enable_pcre = xyes && (pcre-config --version >/dev/null 2>/dev/null); then echo dynamic; else echo no; fi` +link=`if test x$enable_pcre = xyes; then echo dynamic; else echo no; fi` load=no autofeatures="b:pcre_compile b:pcre_study b:pcre_match" diff --git a/configure.ac b/configure.ac index ba76f9a60..c5263035e 100644 --- a/configure.ac +++ b/configure.ac @@ -440,6 +440,17 @@ dnl Do you want to look for pcre support? AC_ARG_ENABLE(pcre, AS_HELP_STRING([--enable-pcre],[enable the search for the pcre2 library (may create run-time library dependencies)])) +AC_ARG_VAR(PCRE_CONFIG, [pathname of pcre2-config if it is not in PATH]) +if test "x$enable_pcre" = xyes; then + AC_CHECK_PROG([PCRE_CONFIG], pcre2-config, pcre2-config) + if test "x$PCRE_CONFIG" = x; then + enable_pcre=no + AC_MSG_WARN([pcre2-config not found: pcre module is disabled.]) + AC_MSG_NOTICE( + [Set PCRE_CONFIG to pathname of pcre2-config if it is not in PATH.]) + fi +fi + dnl Do you want to look for capability support? AC_ARG_ENABLE(cap, AS_HELP_STRING([--enable-cap],[enable the search for POSIX capabilities (may require additional headers to be added by hand)])) @@ -655,15 +666,12 @@ AC_HEADER_DIRENT AC_HEADER_STAT AC_HEADER_SYS_WAIT -oldcflags="$CFLAGS" -if test x$enable_pcre = xyes; then -AC_CHECK_PROG([PCRECONF], pcre2-config, pcre2-config) dnl pcre2-config --cflags may produce a -I output which needs to go into dnl CPPFLAGS else configure's preprocessor tests don't pick it up, dnl producing a warning. -if test "x$ac_cv_prog_PCRECONF" = xpcre2-config; then - CPPFLAGS="$CPPFLAGS `pcre2-config --cflags`" -fi +if test "x$enable_pcre" = xyes; then + CPPFLAGS="`$PCRE_CONFIG --cflags` $CPPFLAGS" + AC_CHECK_HEADERS([pcre2.h],,,[#define PCRE2_CODE_UNIT_WIDTH 8]) fi AC_CHECK_HEADERS(sys/time.h sys/times.h sys/select.h termcap.h termio.h \ @@ -675,7 +683,6 @@ AC_CHECK_HEADERS(sys/time.h sys/times.h sys/select.h termcap.h termio.h \ netinet/in_systm.h langinfo.h wchar.h stddef.h \ sys/stropts.h iconv.h ncurses.h ncursesw/ncurses.h \ ncurses/ncurses.h) -AC_CHECK_HEADERS([pcre2.h],,,[#define PCRE2_CODE_UNIT_WIDTH 8]) if test x$dynamic = xyes; then AC_CHECK_HEADERS(dlfcn.h) AC_CHECK_HEADERS(dl.h) @@ -952,10 +959,6 @@ if test "x$ac_found_iconv" = "xyes"; then [Define as const if the declaration of iconv() needs const.]) fi -if test x$enable_pcre = xyes; then - LIBS="`$ac_cv_prog_PCRECONF --libs8` $LIBS" -fi - dnl --------------------- dnl CHECK TERMCAP LIBRARY dnl --------------------- @@ -1316,7 +1319,6 @@ AC_CHECK_FUNCS(strftime strptime mktime timelocal \ pathconf sysconf \ tgetent tigetflag tigetnum tigetstr setupterm initscr resize_term \ getcchar setcchar waddwstr wget_wch win_wch use_default_colors \ - pcre2_compile_8 \ nl_langinfo \ erand48 open_memstream \ posix_openpt \ @@ -1371,6 +1373,11 @@ if test x$zsh_cv_func_realpath_accepts_null = xyes; then AC_DEFINE(REALPATH_ACCEPTS_NULL) fi +if test x$enable_pcre = xyes; then + LIBS="`$PCRE_CONFIG --libs8` $LIBS" + AC_CHECK_FUNCS(pcre2_compile_8) +fi + if test x$enable_cap = xyes; then AC_CHECK_FUNCS(cap_get_proc) fi -- 2.42.0
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