linux-kernel - [PATCH 1/2 v3] coccicheck: add M= option to control which dir is processed

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Message-Id: <1307814782-27415-1-git-send-email-Gregory.Dietsche@cuw.edu>
Date:	Sat, 11 Jun 2011 12:53:02 -0500
From:	Greg Dietsche <Gregory.Dietsche@....edu>
To:	julia@...u.dk
Cc:	Nicolas.Palix@...ia.fr, rdunlap@...otime.net,
	Gilles.Muller@...6.fr, cocci@...u.dk, linux-doc@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	Greg Dietsche <Gregory.Dietsche@....edu>
Subject: [PATCH 1/2 v3] coccicheck: add M= option to control which dir is processed

Examples:
	make coccicheck M=drivers/net/wireless/
	make coccicheck SUBDIRS=drivers/net/wireless/

Version 2:
	fix patch file names when using M=
	tell coccinelle where the include files are

Version 3:
	Add second include option to support out of tree development
	Fix error message

Signed-off-by: Greg Dietsche <Gregory.Dietsche@....edu>
---
 scripts/coccicheck |   19 ++++++++++++++-----
 1 files changed, 14 insertions(+), 5 deletions(-)

diff --git a/scripts/coccicheck b/scripts/coccicheck
index 1bb1a1b..3c27764 100755
--- a/scripts/coccicheck
+++ b/scripts/coccicheck
@@ -9,14 +9,23 @@ if [ "$C" = "1" -o "$C" = "2" ]; then
 #    FLAGS="-ignore_unknown_options -very_quiet"
 #    OPTIONS=$*
 
-# Workaround for Coccinelle < 0.2.3
-    FLAGS="-I $srctree/include -very_quiet"
-    shift $(( $# - 1 ))
-    OPTIONS=$1
+    if [ "$KBUILD_EXTMOD" = "" ] ; then
+        # Workaround for Coccinelle < 0.2.3
+        FLAGS="-I $srctree/include -very_quiet"
+        shift $(( $# - 1 ))
+        OPTIONS=$1
+    else
+	echo M= is not currently supported when C=1 or C=2
+	exit 1
+    fi
 else
     ONLINE=0
     FLAGS="-very_quiet"
-    OPTIONS="-dir $srctree"
+    if [ "$KBUILD_EXTMOD" = "" ] ; then
+        OPTIONS="-dir $srctree"
+    else
+        OPTIONS="-dir $KBUILD_EXTMOD -patch $srctree -I $srctree/include -I $KBUILD_EXTMOD/include"
+    fi
 fi
 
 if [ ! -x "$SPATCH" ]; then
-- 
1.7.2.5

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