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

[Greg Dietsche]

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

Signed-off-by: Greg Dietsche <Gregory.Dietsche@xxxxxxx>
---
 scripts/coccicheck |   13 +++++++++++--
 1 files changed, 11 insertions(+), 2 deletions(-)

diff --git a/scripts/coccicheck b/scripts/coccicheck
index 1bb1a1b..6f08efa 100755
--- a/scripts/coccicheck
+++ b/scripts/coccicheck
@@ -10,13 +10,22 @@ if [ "$C" = "1" -o "$C" = "2" ]; then
 #    OPTIONS=$*
 
 # Workaround for Coccinelle < 0.2.3
-    FLAGS="-I $srctree/include -very_quiet"
+    if [ "$KBUILD_EXTMOD" = "" ] ; then
+        FLAGS="-I $srctree/include -very_quiet"
+    else
+	    echo 'M= is only supported for Coccinelle >= 0.2.3'
+	    exit 1
+    fi
     shift $(( $# - 1 ))
     OPTIONS=$1
 else
     ONLINE=0
     FLAGS="-very_quiet"
-    OPTIONS="-dir $srctree"
+    if [ "$KBUILD_EXTMOD" = "" ] ; then
+        OPTIONS="-dir $srctree"
+    else
+        OPTIONS="-dir $KBUILD_EXTMOD"
+    fi
 fi
 
 if [ ! -x "$SPATCH" ]; then
-- 
1.7.2.5

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