From: Ivana Hutarova Varekova <varekova@redhat.com>
Date: Mon, 9 May 2011 08:39:48 +0000 (+0200)
Subject: cgdelete: do -h output more verbose
X-Git-Tag: v0.38~96
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=848868a4821d377831eb6bc3ac0ba96a75b9cbe9;p=thirdparty%2Flibcgroup.git

cgdelete: do -h output more verbose

The patch creates more verbose help output

Signed-off-by: Ivana Hutarova Varekova <varekova@redhat.com>
Signed-off-by: Jan Safranek <jsafrane@redhat.com>
---

diff --git a/src/tools/cgdelete.c b/src/tools/cgdelete.c
index c7b47212..e84cd2df 100644
--- a/src/tools/cgdelete.c
+++ b/src/tools/cgdelete.c
@@ -40,9 +40,15 @@ static void usage(int status, const char *program_name)
 			" try %s --help' for more information.\n",
 			program_name);
 	else {
-		printf("Usage: %s [-h ] [-r ] "
-			"\[[-g] <controllers>:<path>] ...\n",
-			program_name);
+		fprintf(stdout, "Usage: %s [-h] [-r] "\
+			"[[-g] <controllers>:<path>] ...\n", program_name);
+		fprintf(stdout, "Remove control group(s)\n");
+		fprintf(stdout, "  -g <controllers>:<path>   "\
+			"Control group to be removed (-g is optional)\n");
+		fprintf(stdout, "  -h, --help                "\
+			"Display this help\n");
+		fprintf(stdout, "  -r, --recursive           "\
+			"Recursively remove all subgroups\n");
 	}
 }