add comment

git-svn-id: svn://svn.savannah.gnu.org/nano/trunk/nano@2455 35c25a1d-7b9e-4130-9fde-d3aeb78583b8

add comment
git-svn-id: svn://svn.savannah.gnu.org/nano/trunk/nano@2455 35c25a1d-7b9e-4130-9fde-d3aeb78583b8
00762ffa · David Lawrence Ramsey · 4857728f · 00762ffa
Commit 00762ffa authored 19 years ago by David Lawrence Ramsey
Hide whitespace changes
Inline Side-by-side

Showing

with 2 additions and 0 deletions
+2 -0
--- a/src/utils.c
+++ b/src/utils.c
@@ -36,11 +36,13 @@
 #ifdef HAVE_REGEX_H
 #ifdef BROKEN_REGEXEC
+/* Work around a potential segfault in glibc 2.2.3's regexec(). */
 int safe_regexec(const regex_t *preg, const char *string, size_t nmatch,
 	regmatch_t pmatch[], int eflags)
 {
    if (string != NULL && *string != '\0')
 	return regexec(preg, string, nmatch, pmatch, eflags);
    return REG_NOMATCH;
 }
 #endif