File 0103-add-advanced-use-of-help-to-help-message.patch of Package btrfsprogs

From 346e20eedde773e9d7b00bd1ea5bc8ecda3236ee Mon Sep 17 00:00:00 2001
From: Hubert Kario <kario@wit.edu.pl>
Date: Sun, 23 Jan 2011 13:39:36 +0100
Subject: [PATCH 03/28] add advanced use of --help to help message

explain how to use

        btrfs <cmd> --help

command in help message

Signed-off-by: Hubert Kario <kario@wit.edu.pl>
Signed-off-by: Hugo Mills <hugo@carfax.org.uk>
---
 btrfs.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)

diff --git a/btrfs.c b/btrfs.c
index 4cd4210..8e0975e 100644
--- a/btrfs.c
+++ b/btrfs.c
@@ -146,6 +146,8 @@ static void help(char *np)
 		print_help(np, cp);
 
 	printf("\n\t%s help|--help|-h\n\t\tShow the help.\n",np);
+	printf("\n\t%s <cmd> --help\n\t\tShow detailed help for a command or\n\t\t"
+	       "subset of commands.\n",np);
 	printf("\n%s\n", BTRFS_BUILD_VERSION);
 }
 
-- 
1.7.5.2.353.g5df3e