#!/bin/sh SPATCH="`which ${SPATCH:=spatch}`" if [ "$C" = "1" -o "$C" = "2" ]; then ONLINE=1 # This requires Coccinelle >= 0.2.3 # FLAGS="-ignore_unknown_options -very_quiet" # OPTIONS=$* # Workaround for Coccinelle < 0.2.3 FLAGS="-I $srctree/include -very_quiet" shift $(( $# - 1 )) OPTIONS=$1 else ONLINE=0 FLAGS="-very_quiet" if [ "$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 echo 'spatch is part of the Coccinelle project and is available at http://coccinelle.lip6.fr/' exit 1 fi if [ "$MODE" = "" ] ; then if [ "$ONLINE" = "0" ] ; then echo 'You have not explicitly specified the mode to use. Using default "chain" mode.' echo 'All available modes will be tried (in that order): patch, report, context, org' echo 'You can specify the mode with "make coccicheck MODE=<mode>"' fi MODE="chain" elif [ "$MODE" = "report" -o "$MODE" = "org" ] ; then FLAGS="$FLAGS -no_show_diff" fi if [ "$ONLINE" = "0" ] ; then 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 '' fi coccinelle () { COCCI="$1" OPT=`grep "Option" $COCCI | cut -d':' -f2` # The option '-parse_cocci' can be used to syntactically check the SmPL files. # # $SPATCH -D $MODE $FLAGS -parse_cocci $COCCI $OPT > /dev/null if [ "$ONLINE" = "0" ] ; then FILE=`echo $COCCI | sed "s|$srctree/||"` echo "Processing `basename $COCCI`" echo "with option(s) \"$OPT\"" echo '' echo 'Message example to submit a patch:' sed -ne 's|^///||p' $COCCI if [ "$MODE" = "patch" ] ; then echo ' The semantic patch that makes this change is available' elif [ "$MODE" = "report" ] ; then echo ' The semantic patch that makes this report is available' elif [ "$MODE" = "context" ] ; then echo ' The semantic patch that spots this code is available' elif [ "$MODE" = "org" ] ; then echo ' The semantic patch that makes this Org report is available' else echo ' The semantic patch that makes this output is available' fi echo " in $FILE." echo '' echo ' More information about semantic patching is available at' echo ' http://coccinelle.lip6.fr/' echo '' if [ "`sed -ne 's|^//#||p' $COCCI`" ] ; then echo 'Semantic patch information:' sed -ne 's|^//#||p' $COCCI echo '' fi fi if [ "$MODE" = "chain" ] ; then $SPATCH -D patch $FLAGS -sp_file $COCCI $OPT $OPTIONS || \ $SPATCH -D report $FLAGS -sp_file $COCCI $OPT $OPTIONS -no_show_diff || \ $SPATCH -D context $FLAGS -sp_file $COCCI $OPT $OPTIONS || \ $SPATCH -D org $FLAGS -sp_file $COCCI $OPT $OPTIONS -no_show_diff || exit 1 elif [ "$MODE" = "rep+ctxt" ] ; then $SPATCH -D report $FLAGS -sp_file $COCCI $OPT $OPTIONS -no_show_diff && \ $SPATCH -D context $FLAGS -sp_file $COCCI $OPT $OPTIONS || exit 1 else $SPATCH -D $MODE $FLAGS -sp_file $COCCI $OPT $OPTIONS || exit 1 fi } if [ "$COCCI" = "" ] ; then for f in `find $srctree/scripts/coccinelle/ -name '*.cocci' -type f | sort`; do coccinelle $f done else coccinelle $COCCI fi