Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753547AbYL0Hnr (ORCPT ); Sat, 27 Dec 2008 02:43:47 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751451AbYL0Hni (ORCPT ); Sat, 27 Dec 2008 02:43:38 -0500 Received: from smtp.gentoo.org ([140.211.166.183]:34042 "EHLO smtp.gentoo.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751351AbYL0Hni (ORCPT ); Sat, 27 Dec 2008 02:43:38 -0500 From: Mike Frysinger To: Sam Ravnborg , linux-kernel@vger.kernel.org Subject: [PATCH] headers_check.pl: disallow extern's Date: Sat, 27 Dec 2008 02:43:36 -0500 Message-Id: <1230363816-24097-1-git-send-email-vapier@gentoo.org> X-Mailer: git-send-email 1.6.0.6 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1039 Lines: 40 Since prototypes with "extern" refer to kernel functions, they make no sense in userspace, so reject them automatically. Signed-off-by: Mike Frysinger --- scripts/headers_check.pl | 9 +++++++++ 1 files changed, 9 insertions(+), 0 deletions(-) diff --git a/scripts/headers_check.pl b/scripts/headers_check.pl index 488a3b1..15b9bc6 100644 --- a/scripts/headers_check.pl +++ b/scripts/headers_check.pl @@ -33,6 +33,7 @@ foreach my $file (@files) { while ($line = ) { $lineno++; check_include(); + check_prototypes(); } close FH; } @@ -54,3 +55,11 @@ sub check_include } } } + +sub check_prototypes +{ + if ($line =~ m/^\s*extern\b/) { + printf STDERR "$filename:$lineno: extern's make no sense in userspace\n"; + $ret = 1; + } +} -- 1.6.0.6 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/