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