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Fix usage printing for nested subcommands.

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Instead of `nvmecontrol create` should be `nvmecontrol ns create`, etc.

MFC after:	2 weeks
This commit is contained in:
mav 2019-07-31 03:48:48 +00:00
parent 2fbc600666
commit 9cb056a2e6
1 changed files with 15 additions and 2 deletions
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17
sbin/nvmecontrol/comnd.c
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@ -49,11 +49,23 @@ __FBSDID("$FreeBSD$");
static struct cmd top;
static void
print_tree(const struct cmd *f)
{
if (f->parent != NULL)
print_tree(f->parent);
if (f->name != NULL)
fprintf(stderr, " %s", f->name);
}
static void
print_usage(const struct cmd *f)
{
fprintf(stderr, " %s %-15s - %s\n", getprogname(), f->name, f->descr);
fprintf(stderr, " %s", getprogname());
print_tree(f->parent);
fprintf(stderr, " %-15s - %s\n", f->name, f->descr);
}
static void
@ -120,7 +132,8 @@ arg_help(int argc __unused, char * const *argv, const struct cmd *f)
// XXX walk up the cmd list...
if (argv[optind])
fprintf(stderr, "Unknown argument: %s\n", argv[optind]);
fprintf(stderr, "Usage:\n %s %s", getprogname(), argv[0]);
fprintf(stderr, "Usage:\n %s", getprogname());
print_tree(f);
if (opts)
fprintf(stderr, " <args>");
if (args) {