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-rw-r--r--ChangeLog3
-rw-r--r--Src/Modules/pcre.c5
-rw-r--r--Test/V07pcre.ztst5
3 files changed, 12 insertions, 1 deletions
diff --git a/ChangeLog b/ChangeLog
index 280eac2de..e73320081 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,8 @@
2024-01-26 Oliver Kiddle <opk@zsh.org>
+ * 52405, 52502: Src/Modules/pcre.c, Test/V07pcre.ztst:
+ add empty elements to $match for optional captures that don't match
+
* github #110: opensauce04: Completion/Redhat/Command/_dnf:
Fix incorrect completion for `dnf --showduplicates`
diff --git a/Src/Modules/pcre.c b/Src/Modules/pcre.c
index e48ae3ae5..a49d1a307 100644
--- a/Src/Modules/pcre.c
+++ b/Src/Modules/pcre.c
@@ -391,6 +391,8 @@ bin_pcre_match(char *nam, char **args, Options ops, UNUSED(int func))
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, mcontext);
+ if (ret > 0)
+ ret = pcre2_get_ovector_count(pcre_mdata);
}
if (ret==0) return_value = 0;
@@ -479,7 +481,8 @@ cond_pcre_match(char **a, int id)
break;
}
else if (r>0) {
- zpcre_get_substrings(pcre_pat, lhstr_plain, pcre_mdata, r, svar, avar,
+ uint32_t ovec_count = pcre2_get_ovector_count(pcre_mdata);
+ zpcre_get_substrings(pcre_pat, lhstr_plain, pcre_mdata, ovec_count, svar, avar,
".pcre.match", 0, isset(BASHREMATCH), !isset(BASHREMATCH));
return_value = 1;
break;
diff --git a/Test/V07pcre.ztst b/Test/V07pcre.ztst
index 585698d05..b8cd31c96 100644
--- a/Test/V07pcre.ztst
+++ b/Test/V07pcre.ztst
@@ -108,6 +108,11 @@
>0 xo→t →t
>0 Xo→t →t
+ [[ foo =~ (pre)?f(o*)(opt(i)onal)?(y)* ]]
+ typeset -p match
+0:Empty string for optional captures that don't match
+>typeset -g -a match=( '' oo '' '' '' )
+
string="The following zip codes: 78884 90210 99513"
pcre_compile -m "\d{5}"
pcre_match -b -- $string && print "$MATCH; ZPCRE_OP: $ZPCRE_OP"