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| author | pjd <pjd@FreeBSD.org> | 2009-09-06 06:48:50 +0000 |
|---|---|---|
| committer | pjd <pjd@FreeBSD.org> | 2009-09-06 06:48:50 +0000 |
| commit | e091741877a1c75a79aafbf68b0cca9ff4ccd623 (patch) | |
| tree | 8c17859e4cd4b5a94d093d553b6025de82eb32b3 /sbin/geom | |
| parent | 5b9cf14b541867aeeeabf34edade1a0f5c528580 (diff) | |
| download | FreeBSD-src-e091741877a1c75a79aafbf68b0cca9ff4ccd623.zip FreeBSD-src-e091741877a1c75a79aafbf68b0cca9ff4ccd623.tar.gz | |
For any given subcommand allow to specify multi-line usage (separated by \n).
Submitted by: Mel Flynn
Diffstat (limited to 'sbin/geom')
| -rw-r--r-- | sbin/geom/core/geom.c | 14 |
1 files changed, 12 insertions, 2 deletions
diff --git a/sbin/geom/core/geom.c b/sbin/geom/core/geom.c index 8949b73..ef95788 100644 --- a/sbin/geom/core/geom.c +++ b/sbin/geom/core/geom.c @@ -98,11 +98,21 @@ usage_command(struct g_command *cmd, const char *prefix) struct g_option *opt; unsigned i; - fprintf(stderr, "%s %s %s", prefix, comm, cmd->gc_name); if (cmd->gc_usage != NULL) { - fprintf(stderr, " %s\n", cmd->gc_usage); + char *pos, *ptr, *sptr; + + sptr = ptr = strdup(cmd->gc_usage); + while ((pos = strsep(&ptr, "\n")) != NULL) { + if (*pos == '\0') + continue; + fprintf(stderr, "%s %s %s %s\n", prefix, comm, + cmd->gc_name, pos); + } + free(sptr); return; } + + fprintf(stderr, "%s %s %s", prefix, comm, cmd->gc_name); if ((cmd->gc_flags & G_FLAG_VERBOSE) != 0) fprintf(stderr, " [-v]"); for (i = 0; ; i++) { |
