Changeset 20112

Timestamp:

Oct 13, 2008, 2:01:25 PM (18 years ago)

Author:

bills

Message:

added usage

File:

• trunk/pstamp/src/pstampdump.c (modified) (1 diff)

trunk/pstamp/src/pstampdump.c

@@ -29 +29 @@
 }
 
+static void
+usage(char *program_name)
+{
+    fprintf(stderr, "usage: %s filename\n", program_name);
+    exit(1);
+}
 int main(int argc, char *argv[])
 {
     if (argc != 2) {
-        fprintf(stderr, "usage: %s filename\n", argv[0]);
-        return 1;
+        usage(argv[0]);
     }