From ff6fe039d366ee5dee056c333a28a98e35598197 Mon Sep 17 00:00:00 2001 From: Satoru Takeuchi Date: Thu, 2 Jun 2016 17:13:10 +0900 Subject: [PATCH] btrfs-progs: btrfs-crc: improve usage message - If -c is set, filename argument is ignored. - Describe about -h option Signed-off-by: Satoru Takeuchi Signed-off-by: David Sterba --- btrfs-crc.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/btrfs-crc.c b/btrfs-crc.c index 9e2a01f..27244d7 100644 --- a/btrfs-crc.c +++ b/btrfs-crc.c @@ -26,10 +26,12 @@ void print_usage(int status) { printf("usage: btrfs-crc filename\n"); printf(" print out the btrfs crc for \"filename\"\n"); - printf("usage: btrfs-crc filename -c crc [-s seed] [-l length]\n"); + printf("usage: btrfs-crc -c crc [-s seed] [-l length]\n"); printf(" brute force search for file names with the given crc\n"); printf(" -s seed the random seed (default: random)\n"); printf(" -l length the length of the file names (default: 10)\n"); + printf("usage: btrfs-crc -h\n"); + printf(" print this message\n"); exit(status); } -- 2.7.4