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-rw-r--r--util.c13
1 files changed, 7 insertions, 6 deletions
diff --git a/util.c b/util.c
index 96b82c9..8e26a51 100644
--- a/util.c
+++ b/util.c
@@ -1,4 +1,5 @@
/* See LICENSE file for copyright and license details. */
+#include <errno.h>
#include <stdarg.h>
#include <stdio.h>
#include <stdlib.h>
@@ -10,17 +11,17 @@ void
die(const char *fmt, ...)
{
va_list ap;
+ int saved_errno;
+
+ saved_errno = errno;
va_start(ap, fmt);
vfprintf(stderr, fmt, ap);
va_end(ap);
- if (fmt[0] && fmt[strlen(fmt)-1] == ':') {
- fputc(' ', stderr);
- perror(NULL);
- } else {
- fputc('\n', stderr);
- }
+ if (fmt[0] && fmt[strlen(fmt)-1] == ':')
+ fprintf(stderr, " %s", strerror(saved_errno));
+ fputc('\n', stderr);
exit(1);
}