diff options
| -rw-r--r-- | lib/cmd.sh | 11 | ||||
| -rw-r--r-- | lib/cmd/help.sh | 6 |
2 files changed, 16 insertions, 1 deletions
@@ -71,6 +71,17 @@ print_cmd_summaries() done } +print_cmd_usage() +{ + local cmd usage + + cmd="${1}" + + usage="$(eval printf \'%s\' \"\$\{cmd_"${cmd}"_usage\}\")" + + printf 'Usage: %s %s %s\n' "${0}" "${cmd}" "${usage}" +} + is_cmd() { local cmd diff --git a/lib/cmd/help.sh b/lib/cmd/help.sh index 129cb14..39de93f 100644 --- a/lib/cmd/help.sh +++ b/lib/cmd/help.sh @@ -22,8 +22,12 @@ cmd_usage '[<command>]' cmd_help_main() { + local cmd + if [ ${#} -eq 1 ]; then - if is_cmd "${1}"; then + cmd="${1}" + if is_cmd "${cmd}"; then + print_cmd_usage "${cmd}" return 0 fi fi |