kernel-fxtec-pro1x/scripts/coccicheck
Nicolas Palix 74425eee71 Add a target to use the Coccinelle checker
A 'coccicheck' target is added. It can be called with four different
modes. Each one generates a different kind of output, i.e. context,
patch, org, report, according to the corresponding mode to be
activated.

The new target calls the 'coccicheck' front-end in the 'scripts'
directory with the MODE argument. Every SmPL file in the
subdirectories of 'scripts/coccinelle' is then given to the front-end
and applied to the entire source tree.

The four modes behave as follows:

'report' generates a list in the following format:
  file:line:column-column: message

'patch' proposes a fix, when possible.

'context' highlights lines of interest and their context in a
diff-like style. Lines of interest are indicated with '-'.

'org' generates a report in the Org mode format of Emacs.

Signed-off-by: Nicolas Palix <npalix@diku.dk>
Signed-off-by: Julia Lawall <julia@diku.dk>
Acked-by: Sam Ravnborg <sam@ravnborg.org>
Acked-by: Joerg Roedel <joerg.roedel@amd.com>
Signed-off-by: Michal Marek <mmarek@suse.cz>
2010-06-12 00:00:29 +02:00

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#!/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