PKG_NAME:=zsh
PKG_VERSION:=5.9
-PKG_RELEASE:=1
+PKG_RELEASE:=2
PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.xz
PKG_SOURCE_URL:=@SF/zsh
CATEGORY:=Utilities
SUBMENU:=Shells
TITLE:=The Z shell
- DEPENDS:=+libcap +libncurses +libncursesw +libpcre +librt
+ DEPENDS:=+libcap +libncurses +libncursesw +libpcre2 +librt
URL:=https://www.zsh.org/
endef
--- /dev/null
+From 1b421e4978440234fb73117c8505dad1ccc68d46 Mon Sep 17 00:00:00 2001
+From: Jun-ichi Takimoto <takimoto-j@kba.biglobe.ne.jp>
+Date: Mon, 26 Sep 2022 10:52:50 +0900
+Subject: [PATCH] 50658 + test: Enable to switch between C/UTF-8 locales in
+ PCRE
+
+---
+ ChangeLog | 5 +++++
+ Src/Modules/pcre.c | 10 ++--------
+ Test/V07pcre.ztst | 11 +++++++++++
+ 3 files changed, 18 insertions(+), 8 deletions(-)
+
+# diff --git a/ChangeLog b/ChangeLog
+# index 48c65d01b..77345c050 100644
+# --- a/ChangeLog
+# +++ b/ChangeLog
+# @@ -1,3 +1,8 @@
+# +2022-09-26 Jun-ichi Takimoto <takimoto-j@kba.biglobe.ne.jp>
+# +
+# + * 50658 + test: Src/Modules/pcre.c, Test/V07pcre.ztst: Enable to
+# + switch between C/UTF-8 locales in PCRE
+# +
+# 2022-09-25 Peter Stephenson <p.w.stephenson@ntlworld.com>
+
+# * 50648: Functions/Misc/zcalc: Julian Prein: Use ZCALC_HISTFILE
+--- a/Src/Modules/pcre.c
++++ b/Src/Modules/pcre.c
+@@ -47,8 +47,6 @@ zpcre_utf8_enabled(void)
+ #if defined(MULTIBYTE_SUPPORT) && defined(HAVE_NL_LANGINFO) && defined(CODESET)
+ static int have_utf8_pcre = -1;
+
+- /* value can toggle based on MULTIBYTE, so don't
+- * be too eager with caching */
+ if (have_utf8_pcre < -1)
+ return 0;
+
+@@ -56,15 +54,11 @@ zpcre_utf8_enabled(void)
+ return 0;
+
+ if ((have_utf8_pcre == -1) &&
+- (!strcmp(nl_langinfo(CODESET), "UTF-8"))) {
+-
+- if (pcre_config(PCRE_CONFIG_UTF8, &have_utf8_pcre))
++ (pcre_config(PCRE_CONFIG_UTF8, &have_utf8_pcre))) {
+ have_utf8_pcre = -2; /* erk, failed to ask */
+ }
+
+- if (have_utf8_pcre < 0)
+- return 0;
+- return have_utf8_pcre;
++ return (have_utf8_pcre == 1) && (!strcmp(nl_langinfo(CODESET), "UTF-8"));
+
+ #else
+ return 0;
+--- a/Test/V07pcre.ztst
++++ b/Test/V07pcre.ztst
+@@ -174,3 +174,14 @@
+ echo $match[2] )
+ 0:regression for segmentation fault, workers/38307
+ >test
++
++ LANG_SAVE=$LANG
++ [[ é =~ '^.\z' ]]; echo $?
++ LANG=C
++ [[ é =~ '^..\z' ]]; echo $?
++ LANG=$LANG_SAVE
++ [[ é =~ '^.\z' ]]; echo $?
++0:swich between C/UTF-8 locales
++>0
++>0
++>0
--- /dev/null
+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
+
+---
+ ChangeLog | 3 +
+ Src/Modules/pcre.c | 223 ++++++++++++++++++---------------------------
+ Test/V07pcre.ztst | 13 ++-
+ configure.ac | 20 ++--
+ 4 files changed, 110 insertions(+), 149 deletions(-)
+
+# diff --git a/ChangeLog b/ChangeLog
+# index f5c77f801..285b73b2c 100644
+# --- a/ChangeLog
+# +++ b/ChangeLog
+# @@ -1,5 +1,8 @@
+# 2023-05-13 Oliver Kiddle <opk@zsh.org>
+
+# + * 51723: Src/Modules/pcre.c, Test/V07pcre.ztst, configure.ac:
+# + migrate pcre module to pcre2
+# +
+# * Felipe Contreras: 50612: Misc/vcs_info-examples: fix typo
+
+# * github #98: Vidhan Bhatt: Completion/Darwin/Command/_shortcuts:
+--- 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"));
+@@ -69,47 +69,38 @@ 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;
+ }
+
+@@ -117,67 +108,48 @@ bin_pcre_compile(char *nam, char **args,
+ }
+
+ /**/
+-#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 *ove
+ * 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 *ove
+ */
+ 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 *ove
+ 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 *ove
+ 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, O
+ /* 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, O
+ 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
+
+--- a/Test/V07pcre.ztst
++++ b/Test/V07pcre.ztst
+@@ -129,12 +129,17 @@
+ >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 $?
+@@ -181,7 +186,11 @@
+ [[ 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; ${#match[1]}"
++0:empty capture
++>3; 1; 0
+--- a/configure.ac
++++ b/configure.ac
+@@ -438,7 +438,7 @@ fi],
+
+ dnl Do you want to look for pcre support?
+ AC_ARG_ENABLE(pcre,
+-AS_HELP_STRING([--enable-pcre],[enable the search for the pcre library (may create run-time library dependencies)]))
++AS_HELP_STRING([--enable-pcre],[enable the search for the pcre2 library (may create run-time library dependencies)]))
+
+ dnl Do you want to look for capability support?
+ AC_ARG_ENABLE(cap,
+@@ -662,13 +662,12 @@ AC_HEADER_SYS_WAIT
+
+ oldcflags="$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="$CPPFLAGS `pcre2-config --cflags`"
+ fi
+ fi
+
+@@ -678,9 +677,10 @@ AC_CHECK_HEADERS(sys/time.h sys/times.h
+ locale.h errno.h stdio.h stdarg.h varargs.h stdlib.h \
+ unistd.h sys/capability.h \
+ utmp.h utmpx.h sys/types.h pwd.h grp.h poll.h sys/mman.h \
+- netinet/in_systm.h pcre.h langinfo.h wchar.h stddef.h \
++ netinet/in_systm.h langinfo.h wchar.h stddef.h \
+ sys/stropts.h iconv.h ncurses.h ncursesw/ncurses.h \
+ ncurses/ncurses.h)
++AC_CHECK_HEADERS([pcre2.h],,,[#define PCRE2_CODE_UNIT_WIDTH 8])
+ if test x$dynamic = xyes; then
+ AC_CHECK_HEADERS(dlfcn.h)
+ AC_CHECK_HEADERS(dl.h)
+@@ -958,9 +958,7 @@ if test "x$ac_found_iconv" = "xyes"; the
+ fi
+
+ if test x$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 ---------------------
+@@ -1323,7 +1321,7 @@ AC_CHECK_FUNCS(strftime strptime mktime
+ 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 \
--- /dev/null
+From f3f371deb376478176866fd770fbcf9bc0d0609f Mon Sep 17 00:00:00 2001
+From: Oliver Kiddle <opk@zsh.org>
+Date: Sat, 13 May 2023 00:56:48 +0200
+Subject: [PATCH] 51728: assign pcre named capture groups to a hash
+
+---
+ ChangeLog | 3 +++
+ Doc/Zsh/mod_pcre.yo | 10 ++++++----
+ Src/Modules/pcre.c | 43 +++++++++++++++++++++++++++++++++----------
+ Test/V07pcre.ztst | 14 ++++++++++++++
+ 4 files changed, 56 insertions(+), 14 deletions(-)
+
+# diff --git a/ChangeLog b/ChangeLog
+# index 285b73b2c..2835a9405 100644
+# --- a/ChangeLog
+# +++ b/ChangeLog
+# @@ -1,5 +1,8 @@
+# 2023-05-13 Oliver Kiddle <opk@zsh.org>
+
+# + * 51728: Doc/Zsh/mod_pcre.yo, Src/Modules/pcre.c,
+# + Test/V07pcre.ztst: assign pcre named capture groups to a hash
+# +
+# * 51723: Src/Modules/pcre.c, Test/V07pcre.ztst, configure.ac:
+# migrate pcre module to pcre2
+
+--- a/Doc/Zsh/mod_pcre.yo
++++ b/Doc/Zsh/mod_pcre.yo
+@@ -20,12 +20,12 @@ including those that indicate newline.
+ )
+ findex(pcre_study)
+ item(tt(pcre_study))(
+-Studies the previously-compiled PCRE which may result in faster
+-matching.
++Requests JIT compilation for the previously-compiled PCRE which
++may result in faster matching.
+ )
+ findex(pcre_match)
+ item(tt(pcre_match) [ tt(-v) var(var) ] [ tt(-a) var(arr) ] \
+-[ tt(-n) var(offset) ] [ tt(-b) ] var(string))(
++[ tt(-A) var(assoc) ] [ tt(-n) var(offset) ] [ tt(-b) ] var(string))(
+ Returns successfully if tt(string) matches the previously-compiled
+ PCRE.
+
+@@ -36,7 +36,9 @@ substrings, unless the tt(-a) option is
+ case it will set the array var(arr). Similarly, the variable
+ tt(MATCH) will be set to the entire matched portion of the
+ string, unless the tt(-v) option is given, in which case the variable
+-var(var) will be set.
++var(var) will be set. Furthermore, any named captures will
++be stored in the associative array tt(.pcre.match) unless an
++alternative is given with tt(-A).
+ No variables are altered if there is no successful match.
+ A tt(-n) option starts searching for a match from the
+ byte var(offset) position in var(string). If the tt(-b) option is given,
+--- a/Src/Modules/pcre.c
++++ b/Src/Modules/pcre.c
+@@ -129,14 +129,17 @@ bin_pcre_study(char *nam, UNUSED(char **
+ }
+
+ static int
+-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)
++zpcre_get_substrings(pcre2_code *pat, char *arg, pcre2_match_data *mdata,
++ int captured_count, char *matchvar, char *substravar, char *namedassoc,
++ int want_offset_pair, int matchedinarr, int want_begin_end)
+ {
+ PCRE2_SIZE *ovec;
+ char *match_all, **matches;
+ char offset_all[50];
+ int capture_start = 1;
++ int vec_off;
++ PCRE2_SPTR ntable; /* table of named captures */
++ uint32_t ncount, nsize;
+
+ if (matchedinarr) {
+ /* bash-style ovec[0] entire-matched string in the array */
+@@ -174,7 +177,7 @@ zpcre_get_substrings(char *arg, pcre2_ma
+ if (substravar &&
+ (!want_begin_end || nelem)) {
+ char **x;
+- int vec_off, i;
++ int i;
+ matches = x = (char **) zalloc(sizeof(char *) * (captured_count+1-capture_start));
+ for (i = capture_start; i < captured_count; i++) {
+ vec_off = 2*i;
+@@ -184,6 +187,23 @@ zpcre_get_substrings(char *arg, pcre2_ma
+ setaparam(substravar, matches);
+ }
+
++ if (!pcre2_pattern_info(pat, PCRE2_INFO_NAMECOUNT, &ncount) && ncount
++ && !pcre2_pattern_info(pat, PCRE2_INFO_NAMEENTRYSIZE, &nsize)
++ && !pcre2_pattern_info(pat, PCRE2_INFO_NAMETABLE, &ntable))
++ {
++ char **hash, **hashptr;
++ uint32_t nidx;
++ hashptr = hash = (char **)zshcalloc((ncount+1)*2*sizeof(char *));
++ for (nidx = 0; nidx < ncount; nidx++) {
++ vec_off = (ntable[nsize * nidx] << 9) + 2 * ntable[nsize * nidx + 1];
++ /* would metafy the key but pcre limits characters in the name */
++ *hashptr++ = ztrdup((char *) ntable + nsize * nidx + 2);
++ *hashptr++ = metafy(arg + ovec[vec_off],
++ ovec[vec_off+1]-ovec[vec_off], META_DUP);
++ }
++ sethparam(namedassoc, hash);
++ }
++
+ if (want_begin_end) {
+ /*
+ * cond-infix rather than builtin; also not bash; so we set a bunch
+@@ -286,6 +306,7 @@ bin_pcre_match(char *nam, char **args, O
+ char *matched_portion = NULL;
+ char *plaintext = NULL;
+ char *receptacle = NULL;
++ char *named = ".pcre.match";
+ int return_value = 1;
+ /* The subject length and offset start are both int values in pcre_exec */
+ int subject_len;
+@@ -305,6 +326,9 @@ bin_pcre_match(char *nam, char **args, O
+ if(OPT_HASARG(ops,c='v')) {
+ matched_portion = OPT_ARG(ops,c);
+ }
++ if (OPT_HASARG(ops, c='A')) {
++ named = OPT_ARG(ops, c);
++ }
+ if(OPT_HASARG(ops,c='n')) { /* The offset position to start the search, in bytes. */
+ if ((offset_start = getposint(OPT_ARG(ops,c), nam)) < 0)
+ return 1;
+@@ -326,8 +350,8 @@ bin_pcre_match(char *nam, char **args, O
+ if (ret==0) return_value = 0;
+ else if (ret == PCRE2_ERROR_NOMATCH) /* no match */;
+ else if (ret>0) {
+- zpcre_get_substrings(plaintext, pcre_mdata, ret, matched_portion, receptacle,
+- want_offset_pair, 0, 0);
++ zpcre_get_substrings(pcre_pattern, plaintext, pcre_mdata, ret, matched_portion,
++ receptacle, named, want_offset_pair, 0, 0);
+ return_value = 0;
+ }
+ else {
+@@ -405,9 +429,8 @@ cond_pcre_match(char **a, int id)
+ break;
+ }
+ else if (r>0) {
+- zpcre_get_substrings(lhstr_plain, pcre_mdata, r, svar, avar, 0,
+- isset(BASHREMATCH),
+- !isset(BASHREMATCH));
++ zpcre_get_substrings(pcre_pat, lhstr_plain, pcre_mdata, r, svar, avar,
++ ".pcre.match", 0, isset(BASHREMATCH), !isset(BASHREMATCH));
+ return_value = 1;
+ break;
+ }
+@@ -443,7 +466,7 @@ static struct conddef cotab[] = {
+
+ static struct builtin bintab[] = {
+ BUILTIN("pcre_compile", 0, bin_pcre_compile, 1, 1, 0, "aimxs", NULL),
+- BUILTIN("pcre_match", 0, bin_pcre_match, 1, 1, 0, "a:v:n:b", NULL),
++ BUILTIN("pcre_match", 0, bin_pcre_match, 1, 1, 0, "A:a:v:n:b", NULL),
+ BUILTIN("pcre_study", 0, bin_pcre_study, 0, 0, 0, NULL, NULL)
+ };
+
+--- a/Test/V07pcre.ztst
++++ b/Test/V07pcre.ztst
+@@ -194,3 +194,17 @@
+ [[ abc =~ 'a(d*)bc' ]] && print "$#MATCH; $#match; ${#match[1]}"
+ 0:empty capture
+ >3; 1; 0
++
++ [[ category/name-12345 =~ '(?x)^
++ (?<category> [^/]* ) /
++ (?<package>
++ (?<name> \w+ ) -
++ (?<version> \d+ ))$' ]]
++ typeset -p1 .pcre.match
++0:named captures
++>typeset -g -A .pcre.match=(
++> [category]=category
++> [name]=name
++> [package]=name-12345
++> [version]=12345
++>)
--- /dev/null
+From b4d1c756f50909b4a13e5c8fe5f26f71e9d54f63 Mon Sep 17 00:00:00 2001
+From: Oliver Kiddle <opk@zsh.org>
+Date: Sat, 13 May 2023 00:59:00 +0200
+Subject: [PATCH] 51738: support pcre's alternative DFA matching algorithm
+
+---
+ ChangeLog | 3 +++
+ Doc/Zsh/mod_pcre.yo | 6 ++++-
+ Src/Modules/pcre.c | 53 ++++++++++++++++++++++++++++++---------------
+ Test/V07pcre.ztst | 5 +++++
+ 4 files changed, 49 insertions(+), 18 deletions(-)
+
+# diff --git a/ChangeLog b/ChangeLog
+# index 2835a9405..18bc4a698 100644
+# --- a/ChangeLog
+# +++ b/ChangeLog
+# @@ -1,5 +1,8 @@
+# 2023-05-13 Oliver Kiddle <opk@zsh.org>
+
+# + * 51738: Doc/Zsh/mod_pcre.yo, Src/Modules/pcre.c,
+# + Test/V07pcre.ztst: support pcre's DFA matching algorithm
+# +
+# * 51728: Doc/Zsh/mod_pcre.yo, Src/Modules/pcre.c,
+# Test/V07pcre.ztst: assign pcre named capture groups to a hash
+
+--- a/Doc/Zsh/mod_pcre.yo
++++ b/Doc/Zsh/mod_pcre.yo
+@@ -25,7 +25,7 @@ may result in faster matching.
+ )
+ findex(pcre_match)
+ item(tt(pcre_match) [ tt(-v) var(var) ] [ tt(-a) var(arr) ] \
+-[ tt(-A) var(assoc) ] [ tt(-n) var(offset) ] [ tt(-b) ] var(string))(
++[ tt(-A) var(assoc) ] [ tt(-n) var(offset) ] [ tt(-bd) ] var(string))(
+ Returns successfully if tt(string) matches the previously-compiled
+ PCRE.
+
+@@ -69,6 +69,10 @@ print -l $accum)
+ )
+ enditem()
+
++The option tt(-d) uses the alternative breadth-first DFA search algorithm of
++pcre. This sets tt(match), or the array given with tt(-a), to all the matches
++found from the same start point in the subject.
++
+ The tt(zsh/pcre) module makes available the following test condition:
+
+ startitem()
+--- a/Src/Modules/pcre.c
++++ b/Src/Modules/pcre.c
+@@ -305,30 +305,29 @@ bin_pcre_match(char *nam, char **args, O
+ pcre2_match_data *pcre_mdata = NULL;
+ char *matched_portion = NULL;
+ char *plaintext = NULL;
+- char *receptacle = NULL;
+- char *named = ".pcre.match";
++ char *receptacle;
++ char *named = NULL;
+ int return_value = 1;
+ /* The subject length and offset start are both int values in pcre_exec */
+ int subject_len;
+ int offset_start = 0;
+ int want_offset_pair = 0;
++ int use_dfa = 0;
+
+ if (pcre_pattern == NULL) {
+ zwarnnam(nam, "no pattern has been compiled");
+ return 1;
+ }
+
+- matched_portion = "MATCH";
+- receptacle = "match";
+- if(OPT_HASARG(ops,c='a')) {
+- receptacle = OPT_ARG(ops,c);
+- }
+- if(OPT_HASARG(ops,c='v')) {
+- matched_portion = OPT_ARG(ops,c);
+- }
+- if (OPT_HASARG(ops, c='A')) {
+- named = OPT_ARG(ops, c);
++ if (!(use_dfa = OPT_ISSET(ops, 'd'))) {
++ matched_portion = OPT_HASARG(ops, c='v') ? OPT_ARG(ops, c) : "MATCH";
++ named = OPT_HASARG(ops, c='A') ? OPT_ARG(ops, c) : ".pcre.match";
++ } else if (OPT_HASARG(ops, c='v') || OPT_HASARG(ops, c='A')) {
++ zwarnnam(nam, "-d cannot be combined with -%c", c);
++ return 1;
+ }
++ receptacle = OPT_HASARG(ops, 'a') ? OPT_ARG(ops, 'a') : "match";
++
+ if(OPT_HASARG(ops,c='n')) { /* The offset position to start the search, in bytes. */
+ if ((offset_start = getposint(OPT_ARG(ops,c), nam)) < 0)
+ return 1;
+@@ -341,7 +340,25 @@ bin_pcre_match(char *nam, char **args, O
+
+ if (offset_start > 0 && offset_start >= subject_len)
+ ret = PCRE2_ERROR_NOMATCH;
+- else {
++ else if (use_dfa) {
++ PCRE2_SIZE old, wscount = 128, capcount = 128;
++ void *workspace = zhalloc(sizeof(int) * wscount);
++ pcre_mdata = pcre2_match_data_create(capcount, NULL);
++ do {
++ ret = pcre2_dfa_match(pcre_pattern, (PCRE2_SPTR) plaintext, subject_len,
++ offset_start, 0, pcre_mdata, NULL, (int *) workspace, wscount);
++ if (ret == PCRE2_ERROR_DFA_WSSIZE) {
++ old = wscount;
++ wscount += wscount / 2;
++ workspace = hrealloc(workspace, sizeof(int) * old, sizeof(int) * wscount);
++ } else if (ret == 0) {
++ capcount += capcount / 2;
++ pcre2_match_data_free(pcre_mdata);
++ pcre_mdata = pcre2_match_data_create(capcount, NULL);
++ } else
++ break;
++ } while(1);
++ } 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);
+@@ -350,12 +367,14 @@ bin_pcre_match(char *nam, char **args, O
+ if (ret==0) return_value = 0;
+ else if (ret == PCRE2_ERROR_NOMATCH) /* no match */;
+ else if (ret>0) {
+- zpcre_get_substrings(pcre_pattern, plaintext, pcre_mdata, ret, matched_portion,
+- receptacle, named, want_offset_pair, 0, 0);
++ zpcre_get_substrings(pcre_pattern, plaintext, pcre_mdata, ret,
++ matched_portion, receptacle, named, want_offset_pair, use_dfa, 0);
+ return_value = 0;
+ }
+ else {
+- zwarnnam(nam, "error in pcre2_match [%d]", ret);
++ PCRE2_UCHAR buffer[256];
++ pcre2_get_error_message(ret, buffer, sizeof(buffer));
++ zwarnnam(nam, "error in pcre matching for /%s/: %s", plaintext, buffer);
+ }
+
+ if (pcre_mdata)
+@@ -466,7 +485,7 @@ static struct conddef cotab[] = {
+
+ static struct builtin bintab[] = {
+ BUILTIN("pcre_compile", 0, bin_pcre_compile, 1, 1, 0, "aimxs", NULL),
+- BUILTIN("pcre_match", 0, bin_pcre_match, 1, 1, 0, "A:a:v:n:b", NULL),
++ BUILTIN("pcre_match", 0, bin_pcre_match, 1, 1, 0, "A:a:v:n:bd", NULL),
+ BUILTIN("pcre_study", 0, bin_pcre_study, 0, 0, 0, NULL, NULL)
+ };
+
+--- a/Test/V07pcre.ztst
++++ b/Test/V07pcre.ztst
+@@ -208,3 +208,8 @@
+ > [package]=name-12345
+ > [version]=12345
+ >)
++
++ pcre_compile 'cat(er(pillar)?)?'
++ pcre_match -d 'the caterpillar catchment' && print $match
++0:pcre_match -d
++>caterpillar cater cat
--- /dev/null
+From 10bdbd8b5b0b43445aff23dcd412f25cf6aa328a Mon Sep 17 00:00:00 2001
+From: Jun-ichi Takimoto <takimoto-j@kba.biglobe.ne.jp>
+Date: Tue, 20 Jun 2023 18:14:27 +0900
+Subject: [PATCH] 51877: do not build pcre module if pcre2-config is not found
+
+---
+ ChangeLog | 5 +++++
+ Src/Modules/pcre.mdd | 2 +-
+ configure.ac | 31 +++++++++++++++++++------------
+ 3 files changed, 25 insertions(+), 13 deletions(-)
+
+# diff --git a/ChangeLog b/ChangeLog
+# index 14349dcf2..e89ffee1b 100644
+# --- a/ChangeLog
+# +++ b/ChangeLog
+# @@ -1,3 +1,8 @@
+# +2023-06-20 Jun-ichi Takimoto <takimoto-j@kba.biglobe.ne.jp>
+# +
+# + * 51877: Src/Modules/pcre.mdd, configure.ac: do not build pcre
+# + module if pcre2-config is not available.
+# +
+# 2023-06-19 Jun-ichi Takimoto <takimoto-j@kba.biglobe.ne.jp>
+
+# * 51862: Doc/Makefile.in, configure.ac: support texinfo-7.0
+--- a/Src/Modules/pcre.mdd
++++ b/Src/Modules/pcre.mdd
+@@ -1,5 +1,5 @@
+ name=zsh/pcre
+-link=`if test x$enable_pcre = xyes && (pcre-config --version >/dev/null 2>/dev/null); then echo dynamic; else echo no; fi`
++link=`if test x$enable_pcre = xyes; then echo dynamic; else echo no; fi`
+ load=no
+
+ autofeatures="b:pcre_compile b:pcre_study b:pcre_match"
+--- a/configure.ac
++++ b/configure.ac
+@@ -440,6 +440,17 @@ dnl Do you want to look for pcre support
+ AC_ARG_ENABLE(pcre,
+ AS_HELP_STRING([--enable-pcre],[enable the search for the pcre2 library (may create run-time library dependencies)]))
+
++AC_ARG_VAR(PCRE_CONFIG, [pathname of pcre2-config if it is not in PATH])
++if test "x$enable_pcre" = xyes; then
++ AC_CHECK_PROG([PCRE_CONFIG], pcre2-config, pcre2-config)
++ if test "x$PCRE_CONFIG" = x; then
++ enable_pcre=no
++ AC_MSG_WARN([pcre2-config not found: pcre module is disabled.])
++ AC_MSG_NOTICE(
++ [Set PCRE_CONFIG to pathname of pcre2-config if it is not in PATH.])
++ fi
++fi
++
+ dnl Do you want to look for capability support?
+ AC_ARG_ENABLE(cap,
+ AS_HELP_STRING([--enable-cap],[enable the search for POSIX capabilities (may require additional headers to be added by hand)]))
+@@ -660,15 +671,12 @@ AC_HEADER_DIRENT
+ AC_HEADER_STAT
+ AC_HEADER_SYS_WAIT
+
+-oldcflags="$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` $CPPFLAGS"
++ AC_CHECK_HEADERS([pcre2.h],,,[#define PCRE2_CODE_UNIT_WIDTH 8])
+ fi
+
+ AC_CHECK_HEADERS(sys/time.h sys/times.h sys/select.h termcap.h termio.h \
+@@ -680,7 +688,6 @@ AC_CHECK_HEADERS(sys/time.h sys/times.h
+ netinet/in_systm.h langinfo.h wchar.h stddef.h \
+ sys/stropts.h iconv.h ncurses.h ncursesw/ncurses.h \
+ ncurses/ncurses.h)
+-AC_CHECK_HEADERS([pcre2.h],,,[#define PCRE2_CODE_UNIT_WIDTH 8])
+ if test x$dynamic = xyes; then
+ AC_CHECK_HEADERS(dlfcn.h)
+ AC_CHECK_HEADERS(dl.h)
+@@ -957,10 +964,6 @@ if test "x$ac_found_iconv" = "xyes"; the
+ [Define as const if the declaration of iconv() needs const.])
+ fi
+
+-if test x$enable_pcre = xyes; then
+- LIBS="`$ac_cv_prog_PCRECONF --libs8` $LIBS"
+-fi
+-
+ dnl ---------------------
+ dnl CHECK TERMCAP LIBRARY
+ dnl ---------------------
+@@ -1321,7 +1324,6 @@ AC_CHECK_FUNCS(strftime strptime mktime
+ pathconf sysconf \
+ tgetent tigetflag tigetnum tigetstr setupterm initscr resize_term \
+ getcchar setcchar waddwstr wget_wch win_wch use_default_colors \
+- pcre2_compile_8 \
+ nl_langinfo \
+ erand48 open_memstream \
+ posix_openpt \
+@@ -1376,6 +1378,11 @@ if test x$zsh_cv_func_realpath_accepts_n
+ 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
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