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[5/8] gard: Add usage message for -p

Message ID 20171130053129.22642-5-oohall@gmail.com
State Accepted
Headers show
Series [1/8] gard: Allow records with an ID of 0xffffffff | expand

Commit Message

Oliver O'Halloran Nov. 30, 2017, 5:31 a.m. UTC 
The -p argument only really makes sense when -f is specified. Print an
actual error message rather than just the usage blob.

Signed-off-by: Oliver O'Halloran <oohall@gmail.com>
---
 external/gard/gard.c | 1 +
 1 file changed, 1 insertion(+)
diff mbox series

Patch

diff --git a/external/gard/gard.c b/external/gard/gard.c
index d7a0876bbf31..23f87fb9bbf7 100644
--- a/external/gard/gard.c
+++ b/external/gard/gard.c
@@ -899,6 +899,7 @@  int main(int argc, char **argv)
 	 */
 	if (part && !filename) {
 		usage(progname);
+		fprintf(stderr, "-p only makes sense when used with -f!\n");
 		return EXIT_FAILURE;
 	}