ratox

commit f057ea6ebc1f7daa848e82b24de1f3f181d19cc0
parent 24f7db2f674741749c89fb666708c53e1cbe54d4
Author: sin <sin@2f30.org>
Date:   Tue, 23 Sep 2014 10:56:00 +0100

Scream if the datafile has 0 length

Diffstat:
M
ratox.c
 | 
6
++++++

1 file changed, 6 insertions(+), 0 deletions(-)
diff --git a/ratox.c b/ratox.c
@@ -588,6 +588,12 @@ dataload(void)
 	sz = lseek(fd, 0, SEEK_END);
 	lseek(fd, 0, SEEK_SET);
 
+	if (sz == 0) {
+		fprintf(stderr, "%s seems to be corrupt\n",
+			DATAFILE);
+		exit(EXIT_FAILURE);
+	}
+
 	data = malloc(sz);
 	if (!data) {
 		perror("malloc");