Make fixdep error handling more explicit

Also add missing error handling to fstat call Signed-off-by: Ben Gamari <[email protected]> Signed-off-by: Michal Marek <[email protected]>
ambv · Dec 22, 2010 · a3ba811 · a3ba811
1 parent 6e5f685
commit a3ba811
Showing 1 changed file with 7 additions and 3 deletions.
diff --git a/scripts/basic/fixdep.c b/scripts/basic/fixdep.c
@@ -286,7 +286,7 @@ static void do_config_file(const char *filename)
 
 	fd = open(filename, O_RDONLY);
 	if (fd < 0) {
-		fprintf(stderr, "fixdep: ");
+		fprintf(stderr, "fixdep: error opening config file: ");
 		perror(filename);
 		exit(2);
 	}
@@ -357,11 +357,15 @@ static void print_deps(void)
 
 	fd = open(depfile, O_RDONLY);
 	if (fd < 0) {
-		fprintf(stderr, "fixdep: ");
+		fprintf(stderr, "fixdep: error opening depfile: ");
 		perror(depfile);
 		exit(2);
 	}
-	fstat(fd, &st);
+	if (fstat(fd, &st) < 0) {
+                fprintf(stderr, "fixdep: error fstat'ing depfile: ");
+                perror(depfile);
+                exit(2);
+        }
 	if (st.st_size == 0) {
 		fprintf(stderr,"fixdep: %s is empty\n",depfile);
 		close(fd);