fix: set 'rc' value for fill ovector correctly

airween · airween · commit c2216b2616b1 · 2025-05-10T13:34:56.000+02:00
diff --git a/standalone/regex.c b/standalone/regex.c
@@ -171,6 +171,11 @@ if (nmatch > 0)
       pcre2_match_data_free(match_data);
       pcre2_match_context_free(match_context);
   }
+  /*
+    pcre2_match() returns one more than the highest numbered capturing pair
+    that has been set (for example, 1 if there are no captures) - see pcre2_match's manual
+  */
+  rc = pcre2_ret - 1;
 }
 #else
 rc = pcre_exec((const pcre *)preg->re_pcre, NULL, string, (int)strlen(string),

Original file line number	Diff line number	Diff line change
`@@ -171,6 +171,11 @@ if (nmatch > 0)`
`171`	`171`	`pcre2_match_data_free(match_data);`
`172`	`172`	`pcre2_match_context_free(match_context);`
`173`	`173`	`}`
	`174`	`+ /*`
	`175`	`+ pcre2_match() returns one more than the highest numbered capturing pair`
	`176`	`+ that has been set (for example, 1 if there are no captures) - see pcre2_match's manual`
	`177`	`+ */`
	`178`	`+ rc = pcre2_ret - 1;`
`174`	`179`	`}`
`175`	`180`	`#else`
`176`	`181`	`rc = pcre_exec((const pcre *)preg->re_pcre, NULL, string, (int)strlen(string),`