diff options
| author | Lorenz Meier <lm@inf.ethz.ch> | 2012-11-08 18:09:13 +0100 |
|---|---|---|
| committer | Lorenz Meier <lm@inf.ethz.ch> | 2012-11-08 18:09:13 +0100 |
| commit | 1da7fc2549a9ef18c81de8cd39b5743a8a28eb0b (patch) | |
| tree | 57cbb0f085f522e7ea85911c323e39b056fcda39 /apps/mavlink/mavlink.c | |
| parent | ff3a014971f83f15f4884e584a2f58ee979f23ee (diff) | |
| download | px4-firmware-1da7fc2549a9ef18c81de8cd39b5743a8a28eb0b.tar.gz px4-firmware-1da7fc2549a9ef18c81de8cd39b5743a8a28eb0b.tar.bz2 px4-firmware-1da7fc2549a9ef18c81de8cd39b5743a8a28eb0b.zip | |
Improved commandline handling
Diffstat (limited to 'apps/mavlink/mavlink.c')
| -rw-r--r-- | apps/mavlink/mavlink.c | 13 |
1 files changed, 9 insertions, 4 deletions
diff --git a/apps/mavlink/mavlink.c b/apps/mavlink/mavlink.c index 9b2cfcbba..9c39b2714 100644 --- a/apps/mavlink/mavlink.c +++ b/apps/mavlink/mavlink.c @@ -714,7 +714,7 @@ int mavlink_thread_main(int argc, char *argv[]) static void usage() { - fprintf(stderr, "usage: mavlink start [-d <devicename>] [-b <baud rate>] [-e] [-o]\n" + fprintf(stderr, "usage: mavlink start [-d <devicename>] [-b <baud rate>]\n" " mavlink stop\n" " mavlink status\n"); exit(1); @@ -723,8 +723,10 @@ usage() int mavlink_main(int argc, char *argv[]) { - if (argc < 1) - errx(1, "missing command"); + if (argc < 2) { + warnx("missing command"); + usage(); + } if (!strcmp(argv[1], "start")) { @@ -759,6 +761,9 @@ int mavlink_main(int argc, char *argv[]) } } - errx(1, "unrecognized command"); + warnx("unrecognized command"); + usage(); + /* not getting here */ + return 0; } |