From: Andreas Fritiofson <andreas.fritiofson@gmail.com>
Date: Wed, 8 Jan 2014 15:56:30 +0000 (+0100)
Subject: command: Fix formatting for empty usage string
X-Git-Tag: v0.8.0-rc1~134
X-Git-Url: https://review.openocd.org/gitweb?p=openocd.git;a=commitdiff_plain;h=4bff54ccf455fbdfd2bdf9aa371c79f267d486d9

command: Fix formatting for empty usage string

Introduced by requirement in 54d6330b.

Change-Id: If3dba057127b54b15ca7f364f37c6286d34f77e0
Signed-off-by: Andreas Fritiofson <andreas.fritiofson@gmail.com>
Reported-by: Robert P. J. Day <rpjday@crashcourse.ca>
Reviewed-on: http://openocd.zylin.com/1858
Tested-by: jenkins
Reviewed-by: Spencer Oliver <spen@spen-soft.co.uk>
---

diff --git a/src/helper/command.c b/src/helper/command.c
index 85abe6bcf0..21362a619f 100644
--- a/src/helper/command.c
+++ b/src/helper/command.c
@@ -868,7 +868,7 @@ static COMMAND_HELPER(command_help_show, struct command *c, unsigned n,
 	free(cmd_name);
 
 	if (is_match) {
-		if (c->usage) {
+		if (c->usage && strlen(c->usage) > 0) {
 			LOG_USER_N(" ");
 			command_help_show_wrap(c->usage, 0, n + 5);
 		} else