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-rw-r--r--scripts/Makefile.help3
-rwxr-xr-xscripts/coccicheck54
2 files changed, 57 insertions, 0 deletions
diff --git a/scripts/Makefile.help b/scripts/Makefile.help
new file mode 100644
index 00000000000..d03608f5db0
--- /dev/null
+++ b/scripts/Makefile.help
@@ -0,0 +1,3 @@
+
+checker-help:
+ @echo ' coccicheck - Check with Coccinelle.'
diff --git a/scripts/coccicheck b/scripts/coccicheck
new file mode 100755
index 00000000000..037424b9ede
--- /dev/null
+++ b/scripts/coccicheck
@@ -0,0 +1,54 @@
+#!/bin/sh
+
+SPATCH="`which ${SPATCH:=spatch}`"
+
+if [ ! -x "$SPATCH" ]; then
+ echo 'spatch is part of the Coccinelle project and is available at http://coccinelle.lip6.fr/'
+ exit 1
+fi
+
+if [ "$MODE" = "" ] ; then
+ echo 'You have not explicitly specify the mode to use. Fallback to "report".'
+ echo 'You can specify the mode with "make coccicheck MODE=<mode>"'
+ echo 'Available modes are: report, patch, context, org'
+ MODE="report"
+fi
+
+echo ''
+echo 'Please check for false positives in the output before submitting a patch.'
+echo 'When using "patch" mode, carefully review the patch before submitting it.'
+echo ''
+
+function coccinelle {
+ COCCI="$1"
+ DIR="$2"
+
+ OPT=`grep "Option" $COCCI | cut -d':' -f2`
+ FILE=`echo $COCCI | sed "s|$DIR/||"`
+
+ echo "Processing `basename $COCCI` with option(s) \"$OPT\""
+ echo 'Message example to submit a patch:'
+
+ sed -e '/\/\/\//!d' -e 's|^///||' $COCCI
+
+ echo ' The semantic patch that makes this change is available'
+ echo " in $FILE."
+ echo ''
+ echo ' More information about semantic patching is available at'
+ echo ' http://coccinelle.lip6.fr/'
+ echo ''
+
+# The option '-parse_cocci' can be used to syntaxically check the SmPL files.
+#
+# $SPATCH -D $MODE -very_quiet -parse_cocci $COCCI $OPT > /dev/null
+
+ $SPATCH -D $MODE -very_quiet -sp_file $COCCI $OPT -dir $DIR
+}
+
+if [ "$COCCI" = "" ] ; then
+ for f in `find $srctree/scripts/coccinelle/ -name '*.cocci' -type f | sort`; do
+ coccinelle $f $srctree;
+ done
+else
+ coccinelle $COCCI $srctree
+fi