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author | Satoru Takeuchi <takeuchi_satoru@jp.fujitsu.com> | 2016-06-02 17:13:10 +0900 |
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committer | David Sterba <dsterba@suse.com> | 2016-06-03 14:49:43 +0200 |
commit | ff6fe039d366ee5dee056c333a28a98e35598197 (patch) | |
tree | 83fcbe562c7a3e1bb5fab14b53fde370bb69d3e2 /btrfs-crc.c | |
parent | 9e4e17f361ead472018692a463cdf6ddefe8f67e (diff) |
btrfs-progs: btrfs-crc: improve usage message
- If -c is set, filename argument is ignored.
- Describe about -h option
Signed-off-by: Satoru Takeuchi <takeuchi_satoru@jp.fujitsu.com>
Signed-off-by: David Sterba <dsterba@suse.com>
Diffstat (limited to 'btrfs-crc.c')
-rw-r--r-- | btrfs-crc.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/btrfs-crc.c b/btrfs-crc.c index 9e2a01f6..27244d78 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); } |