changeset 245:67a0839bda77

Teach perror_exit() to take a NULL argument when we just want "command: error".
author Rob Landley <rob@landley.net>
date Sun, 27 Jan 2008 15:26:08 -0600
parents e6273440c9c0
children d9ea4ca7ae8c
files lib/lib.c
diffstat 1 files changed, 5 insertions(+), 2 deletions(-) [+]
line wrap: on
line diff
--- a/lib/lib.c	Sat Jan 26 23:18:08 2008 -0600
+++ b/lib/lib.c	Sun Jan 27 15:26:08 2008 -0600
@@ -20,9 +20,12 @@
 
 void verror_msg(char *msg, int err, va_list va)
 {
+	char *s = ": %s";
+
 	fprintf(stderr, "%s: ", toys.which->name);
-	vfprintf(stderr, msg, va);
-	if (err) fprintf(stderr, ": %s", strerror(err));
+	if (msg) vfprintf(stderr, msg, va);
+	else s+=2;
+	if (err) fprintf(stderr, s, strerror(err));
 	putc('\n', stderr);
 }