linux-kernel - [PATCH 11/13] checkpatch: suspect indent handle macro continuation

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Date:	Fri,  3 Oct 2008 16:25:52 +0100
From:	Andy Whitcroft <apw@...dowen.org>
To:	Andrew Morton <akpm@...l.org>
Cc:	Randy Dunlap <rdunlap@...otime.net>,
	Joel Schopp <jschopp@...tin.ibm.com>,
	Ingo Molnar <mingo@...e.hu>, linux-kernel@...r.kernel.org,
	Andy Whitcroft <apw@...dowen.org>
Subject: [PATCH 11/13] checkpatch: suspect indent handle macro continuation

When ignoring a macro in the middle of a conditional, we need to ignore
the macro start and any continuation lines.

Signed-off-by: Andy Whitcroft <apw@...dowen.org>
---
 scripts/checkpatch.pl |    5 ++++-
 1 files changed, 4 insertions(+), 1 deletions(-)

diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
index 2c1afba..862e8e0 100755
--- a/scripts/checkpatch.pl
+++ b/scripts/checkpatch.pl
@@ -1465,6 +1465,7 @@ sub process {
 			}
 
 			my $cond_ptr = -1;
+			$continuation = 0;
 			while ($cond_ptr != $cond_lines) {
 				$cond_ptr = $cond_lines;
 
@@ -1478,9 +1479,11 @@ sub process {
 				#  1) blank lines, they should be at 0,
 				#  2) preprocessor lines, and
 				#  3) labels.
-				if ($s =~ /^\s*?\n/ ||
+				if ($continuation ||
+				    $s =~ /^\s*?\n/ ||
 				    $s =~ /^\s*#\s*?/ ||
 				    $s =~ /^\s*$Ident\s*:/) {
+					$continuation = ($s =~ /^.*?\\\n/) ? 1 : 0;
 					$s =~ s/^.*?\n//;
 					$cond_lines++;
 				}
-- 
1.6.0.1.451.gc8d31

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