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-rw-r--r--spectrogram.c13
1 files changed, 7 insertions, 6 deletions
diff --git a/spectrogram.c b/spectrogram.c
index 3ba5d4d..2e707e3 100644
--- a/spectrogram.c
+++ b/spectrogram.c
@@ -134,12 +134,13 @@ catch(int notused)
void
usage(void)
{
- fprintf(stderr, "Usage: %s [-dh]\n", __progname);
- fprintf(stderr, "\t-d\t\tdaemonize\n");
- fprintf(stderr, "\t-f\t\tfullscreen mode\n");
- fprintf(stderr, "\t-p\tdon't hide pointer in fullscreen mode\n");
- fprintf(stderr, "\t-r <round>\tsio round count\n");
- fprintf(stderr, "\t-h\t\tthis help\n");
+ #define USGFMT "\t%-12s%s\n"
+ fprintf(stderr, "Usage: %s [-dfph] [-r <round>]\n", __progname);
+ fprintf(stderr, USGFMT, "-d", "daemonize");
+ fprintf(stderr, USGFMT, "-f", "fullscreen mode");
+ fprintf(stderr, USGFMT, "-p", "don't hide pointer in fullscreen mode");
+ fprintf(stderr, USGFMT, "-r <round>", "sio round count");
+ fprintf(stderr, USGFMT, "-h", "this help");
exit(0);
}