sbase

commit 572dcc2b8397b149fab16a2e885598b59691ad47
parent c77ea0210b31460d8846ddba8132765648ce35d8
Author: Robert Ransom <rransom.8774@gmail.com>
Date:   Sun, 20 May 2012 12:51:18 +0000

util/estrtol: Also check for out-of-range values using errno
Diffstat:
M
util/estrtol.c
 | 
4
+++-

1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/util/estrtol.c b/util/estrtol.c
@@ -1,4 +1,5 @@
 /* See LICENSE file for copyright and license details. */
+#include <errno.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include "../util.h"
@@ -9,8 +10,9 @@ estrtol(const char *s, int base)
 	char *end;
 	long n;
 	
+	errno = 0;
 	n = strtol(s, &end, base);
-	if(*end != '\0') {
+	if(*end != '\0' || errno != 0) {
 		if(base == 0)
 			eprintf("%s: not an integer\n", s);
 		else