dedup

commit 4c5ae16edd863718cfffd011e983efd1946b4264
parent 5e2a473da8667cab7b0df876ffa9e02ff2dae096
Author: sin <sin@2f30.org>
Date:   Fri,  3 May 2019 15:02:52 +0100

Report unknown errors

Diffstat:
M
block.c
 | 
5
++++-
M
snap.c
 | 
5
++++-

2 files changed, 8 insertions(+), 2 deletions(-)
diff --git a/block.c b/block.c
@@ -175,7 +175,10 @@ berr(char *fmt, ...)
 
 	va_start(ap, fmt);
 	vfprintf(stderr, fmt, ap);
-	fprintf(stderr, ": %s\n", errbuf);
+	if (errbuf[0] == '\0')
+		fprintf(stderr, ": unknown error\n");
+	else
+		fprintf(stderr, ": %s\n", errbuf);
 	va_end(ap);
 	exit(1);
 }
diff --git a/snap.c b/snap.c
@@ -243,7 +243,10 @@ serr(char *fmt, ...)
 
 	va_start(ap, fmt);
 	vfprintf(stderr, fmt, ap);
-	fprintf(stderr, ": %s\n", errbuf);
+	if (errbuf[0] == '\0')
+		fprintf(stderr, ": unknown error\n");
+	else
+		fprintf(stderr, ": %s\n", errbuf);
 	va_end(ap);
 	exit(1);
 }