1#!/bin/sh
2
3SPATCH="`which ${SPATCH:=spatch}`"
4
5if [ "$C" = "1" -o "$C" = "2" ]; then
6    ONLINE=1
7
8# This requires Coccinelle >= 0.2.3
9#    FLAGS="-ignore_unknown_options -very_quiet"
10#    OPTIONS=$*
11
12# Workaround for Coccinelle < 0.2.3
13    FLAGS="-I $srctree/include -very_quiet"
14    shift $(( $# - 1 ))
15    OPTIONS=$1
16else
17    ONLINE=0
18    FLAGS="-very_quiet"
19fi
20
21if [ ! -x "$SPATCH" ]; then
22    echo 'spatch is part of the Coccinelle project and is available at http://coccinelle.lip6.fr/'
23    exit 1
24fi
25
26if [ "$MODE" = "" ] ; then
27    if [ "$ONLINE" = "0" ] ; then
28	echo 'You have not explicitly specify the mode to use. Fallback to "report".'
29	echo 'You can specify the mode with "make coccicheck MODE=<mode>"'
30	echo 'Available modes are: report, patch, context, org'
31    fi
32    MODE="report"
33fi
34
35if [ "$ONLINE" = "0" ] ; then
36    echo ''
37    echo 'Please check for false positives in the output before submitting a patch.'
38    echo 'When using "patch" mode, carefully review the patch before submitting it.'
39    echo ''
40fi
41
42coccinelle () {
43    COCCI="$1"
44
45    OPT=`grep "Option" $COCCI | cut -d':' -f2`
46
47#   The option '-parse_cocci' can be used to syntaxically check the SmPL files.
48#
49#    $SPATCH -D $MODE $FLAGS -parse_cocci $COCCI $OPT > /dev/null
50
51    if [ "$ONLINE" = "0" ] ; then
52
53	FILE=`echo $COCCI | sed "s|$srctree/||"`
54
55	echo "Processing `basename $COCCI` with option(s) \"$OPT\""
56	echo 'Message example to submit a patch:'
57
58	sed -e '/\/\/\//!d' -e 's|^///||' $COCCI
59
60	echo ' The semantic patch that makes this change is available'
61	echo " in $FILE."
62	echo ''
63	echo ' More information about semantic patching is available at'
64	echo ' http://coccinelle.lip6.fr/'
65	echo ''
66
67	$SPATCH -D $MODE $FLAGS -sp_file $COCCI $OPT -dir $srctree || exit 1
68    else
69	$SPATCH -D $MODE $FLAGS -sp_file $COCCI $OPT $OPTIONS || exit 1
70    fi
71
72}
73
74if [ "$COCCI" = "" ] ; then
75    for f in `find $srctree/scripts/coccinelle/ -name '*.cocci' -type f | sort`; do
76	coccinelle $f
77    done
78else
79    coccinelle $COCCI
80fi
81