linux-kernel - [PATCH 3/4] printk: Don't allow direct inclusion

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Message-Id: <c64c1617d99e4d0bb7b77ae9bfa0d80d80f4a765.1306342673.git.joe@perches.com>
Date:	Wed, 25 May 2011 10:02:40 -0700
From:	Joe Perches <joe@...ches.com>
To:	Geert Uytterhoeven <geert@...ux-m68k.org>
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	Randy Dunlap <randy.dunlap@...cle.com>,
	linux-kernel@...r.kernel.org
Subject: [PATCH 3/4] printk: Don't allow direct inclusion

printk.h is a subfile of kernel.h, do not allow
it to be included directly.

Signed-off-by: Joe Perches <joe@...ches.com>
---
 include/linux/printk.h |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)

diff --git a/include/linux/printk.h b/include/linux/printk.h
index ee048e7..3736545 100644
--- a/include/linux/printk.h
+++ b/include/linux/printk.h
@@ -1,3 +1,7 @@
+#ifndef _LINUX_KERNEL_H
+#error "Do not include <linux/printk.h>, use <linux/kernel.h> instead"
+#endif
+
 #ifndef __KERNEL_PRINTK__
 #define __KERNEL_PRINTK__
 
-- 
1.7.4.rc3

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