From: Marcos Paulo de Souza <marcos.souza.org@gmail.com>
Date: Sat, 30 Dec 2017 18:35:52 +0000 (-0200)
Subject: lxc_config: Add -h and --help flags handler
X-Git-Tag: lxc-2.0.10~442
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=f811f7fd8b8fee2131e5e26b36a3fcb7cc378607;p=thirdparty%2Flxc.git

lxc_config: Add -h and --help flags handler

As the other tools already handle, show usage message when -h or --help
are used.

Signed-off-by: Marcos Paulo de Souza <marcos.souza.org@gmail.com>
---

diff --git a/src/lxc/tools/lxc_config.c b/src/lxc/tools/lxc_config.c
index c26b1a0aa..07d1fdedb 100644
--- a/src/lxc/tools/lxc_config.c
+++ b/src/lxc/tools/lxc_config.c
@@ -62,8 +62,10 @@ int main(int argc, char *argv[])
 	struct lxc_config_items *i;
 	const char *value;
 
-	if (argc < 2)
+	if (argc < 2 || strcmp(argv[1], "-h") == 0 ||
+	    strcmp(argv[1], "--help") == 0)
 		usage(argv[0]);
+
 	if (strcmp(argv[1], "-l") == 0)
 		list_config_items();
 	for (i = &items[0]; i->name; i++) {