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author | Jan Klemkow <j.klemkow@wemelug.de> | 2013-02-01 14:19:06 +0100 |
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committer | Jan Klemkow <j.klemkow@wemelug.de> | 2013-02-01 14:19:06 +0100 |
commit | c050f52cba0b72fb5759e88b41db8bd700cd9bc3 (patch) | |
tree | 5519e0ba2482b3c40d5da6f6c894e73b990e0995 /src/cuttime.c | |
parent | 34e92408409a777d4697180a3cce09fc1f4cafb5 (diff) | |
download | advtime-c050f52cba0b72fb5759e88b41db8bd700cd9bc3.tar.gz advtime-c050f52cba0b72fb5759e88b41db8bd700cd9bc3.tar.bz2 advtime-c050f52cba0b72fb5759e88b41db8bd700cd9bc3.zip |
add help flag and improve help message
Diffstat (limited to 'src/cuttime.c')
-rw-r--r-- | src/cuttime.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/src/cuttime.c b/src/cuttime.c index 4b1a494..29c8735 100644 --- a/src/cuttime.c +++ b/src/cuttime.c @@ -22,12 +22,13 @@ static void usage(void) { fprintf(stderr, - "cuttime [-adfs] FILE\n" + "cuttime [-adfhs] FILE\n" "\n" "OPTIONS\n" "\t-a\tcalculate average color of a frame\n" "\t-d\tcalculate difference betweenprev and next frame\n" "\t-f\tprint frame number\n" + "\t-h\tprint this help message\n" "\t-s\tsave frame from detected cut\n"); exit(EXIT_FAILURE); @@ -44,7 +45,7 @@ main(int argc, char **argv) double diff = 0.0, old_diff = 0.0; char filename[BUFSIZ]; - while ((ch = getopt(argc, argv, "adfs")) != -1) { + while ((ch = getopt(argc, argv, "adfsh")) != -1) { switch (ch) { case 'a': average_flag = 1; @@ -58,6 +59,7 @@ main(int argc, char **argv) case 's': showcut_flag = 1; break; + case 'h': default: usage(); /* NOTREACHED */ |