From: nhmall <nhmall@nethack.org>
Date: Thu, 30 Jun 2022 17:27:46 +0000 (-0400)
Subject: follow-up 3
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=cd57dfa5ffa3a408f07b24b24e2c758301fed143;p=nethack

follow-up 3
---

diff --git a/include/extern.h b/include/extern.h
index dcdffdbd5..ae6dab2ad 100644
--- a/include/extern.h
+++ b/include/extern.h
@@ -1832,6 +1832,7 @@ extern boolean regex_compile(const char *, struct nhregex *);
 extern const char *regex_error_desc(struct nhregex *);
 extern boolean regex_match(const char *, struct nhregex *);
 extern void regex_free(struct nhregex *);
+extern void regex_at_exit(void);
 
 /* ### consoletty.c ### */
 
diff --git a/sys/share/cppregex.cpp b/sys/share/cppregex.cpp
index ca7d7978f..4da1528c6 100644
--- a/sys/share/cppregex.cpp
+++ b/sys/share/cppregex.cpp
@@ -63,3 +63,13 @@ extern "C" {
     delete re;
   }
 }
+
+void
+regex_at_exit(void)
+{
+    if (cppregex_static_buffer != 0) {
+        free((genericptr_t) cppregex_static_buffer);
+        cppregex_static_buffer = (char *) 0;
+    }
+}
+
diff --git a/sys/share/pmatchregex.c b/sys/share/pmatchregex.c
index d04fdacc1..289fb51fb 100644
--- a/sys/share/pmatchregex.c
+++ b/sys/share/pmatchregex.c
@@ -65,3 +65,9 @@ regex_free(struct nhregex *re)
         free((genericptr_t) re);
     }
 }
+
+void
+regex_at_exit(void)
+{
+}
+
diff --git a/sys/share/posixregex.c b/sys/share/posixregex.c
index 37f16ada9..4000364ba 100644
--- a/sys/share/posixregex.c
+++ b/sys/share/posixregex.c
@@ -104,3 +104,9 @@ regex_free(struct nhregex *re)
     regfree(&re->re);
     free(re);
 }
+
+void
+regex_at_exit(void)
+{
+}
+