From: Karel Zak <kzak@redhat.com>
Date: Wed, 4 Jan 2023 17:37:26 +0000 (+0100)
Subject: lib/signames: ignore locales when searching for signal names
X-Git-Tag: v2.39-rc1~204
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=4f535ae3be5183aa05be647086e060b2b029904e;p=thirdparty%2Futil-linux.git

lib/signames: ignore locales when searching for signal names

Fix: https://github.com/util-linux/util-linux/issues/1991
Signed-off-by: Karel Zak <kzak@redhat.com>
---

diff --git a/lib/signames.c b/lib/signames.c
index 064776a448..d0d2bff770 100644
--- a/lib/signames.c
+++ b/lib/signames.c
@@ -15,6 +15,7 @@
 #include <errno.h>
 
 #include "c.h"
+#include "cctype.h"
 #include "strutils.h"
 #include "signames.h"
 
@@ -107,9 +108,9 @@ static int rtsig_to_signum(const char *sig)
 	int num, maxi = 0;
 	char *ep = NULL;
 
-	if (strncasecmp(sig, "min+", 4) == 0)
+	if (c_strncasecmp(sig, "min+", 4) == 0)
 		sig += 4;
-	else if (strncasecmp(sig, "max-", 4) == 0) {
+	else if (c_strncasecmp(sig, "max-", 4) == 0) {
 		sig += 4;
 		maxi = 1;
 	}
@@ -130,16 +131,16 @@ int signame_to_signum(const char *sig)
 {
 	size_t n;
 
-	if (!strncasecmp(sig, "sig", 3))
+	if (!c_strncasecmp(sig, "sig", 3))
 		sig += 3;
 #ifdef SIGRTMIN
 	/* RT signals */
-	if (!strncasecmp(sig, "rt", 2))
+	if (!c_strncasecmp(sig, "rt", 2))
 		return rtsig_to_signum(sig + 2);
 #endif
 	/* Normal signals */
 	for (n = 0; n < ARRAY_SIZE(ul_signames); n++) {
-		if (!strcasecmp(ul_signames[n].name, sig))
+		if (!c_strcasecmp(ul_signames[n].name, sig))
 			return ul_signames[n].val;
 	}
 	return -1;