print_cmd_usage(): Implement and use.

1 files changed, 11 insertions, 0 deletions

diff --git a/lib/cmd.sh b/lib/cmd.sh
index cff225b..ff81c4a 100644
--- a/lib/cmd.sh
+++ b/lib/cmd.sh
@@ -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