#!/bin/bash # This is a script used by some Buildbot buildslaves to push the project # through Clang's static analyzer and prepare the output to be uploaded # back to the buildmaster. You might find it useful too. # Install Clang (you already have it on Mac OS X, apt-get install clang # on Ubuntu, etc), # or download checker at http://clang-analyzer.llvm.org/ and unpack it in # /usr/local ... update CHECKERDIR as appropriate. FINALDIR="$1" CHECKERDIR="/usr/local/checker-279" if [ ! -d "$CHECKERDIR" ]; then echo "$CHECKERDIR not found. Trying /usr/share/clang ..." 1>&2 CHECKERDIR="/usr/share/clang/scan-build" fi if [ ! -d "$CHECKERDIR" ]; then echo "$CHECKERDIR not found. Giving up." 1>&2 exit 1 fi if [ -z "$MAKE" ]; then OSTYPE=`uname -s` if [ "$OSTYPE" == "Linux" ]; then NCPU=`cat /proc/cpuinfo |grep vendor_id |wc -l` let NCPU=$NCPU+1 elif [ "$OSTYPE" = "Darwin" ]; then NCPU=`sysctl -n hw.ncpu` elif [ "$OSTYPE" = "SunOS" ]; then NCPU=`/usr/sbin/psrinfo |wc -l |sed -e 's/^ *//g;s/ *$//g'` else NCPU=1 fi if [ -z "$NCPU" ]; then NCPU=1 elif [ "$NCPU" = "0" ]; then NCPU=1 fi MAKE="make -j$NCPU" fi echo "\$MAKE is '$MAKE'" # Unset $MAKE so submakes don't use it. MAKECOMMAND="$MAKE" unset MAKE set -x set -e cd `dirname "$0"` cd .. rm -rf checker-buildbot analysis if [ ! -z "$FINALDIR" ]; then rm -rf "$FINALDIR" fi mkdir checker-buildbot cd checker-buildbot # We turn off deprecated declarations, because we don't care about these warnings during static analysis. # The -Wno-liblto is new since our checker-279 upgrade, I think; checker otherwise warns "libLTO.dylib relative to clang installed dir not found" # You might want to do this for CMake-backed builds instead... PATH="$CHECKERDIR/bin:$PATH" scan-build -o analysis cmake -Wno-dev -DCMAKE_BUILD_TYPE=Debug -DASSERTIONS=enabled -DCMAKE_C_FLAGS="-Wno-deprecated-declarations" -DCMAKE_SHARED_LINKER_FLAGS="-Wno-liblto" .. # ...or run configure without the scan-build wrapper... #CC="$CHECKERDIR/libexec/ccc-analyzer" CFLAGS="-O0 -Wno-deprecated-declarations" LDFLAGS="-Wno-liblto" ../configure --enable-assertions=enabled rm -rf analysis PATH="$CHECKERDIR/bin:$PATH" scan-build -o analysis $MAKECOMMAND if [ `ls -A analysis |wc -l` == 0 ] ; then mkdir analysis/zarro echo '<html><head><title>Zarro boogs</title></head><body>Static analysis: no issues to report.</body></html>' >analysis/zarro/index.html fi mv analysis/* ../analysis rmdir analysis # Make sure this is empty. cd .. chmod -R a+r analysis chmod -R go-w analysis find analysis -type d -exec chmod a+x {} \; if [ -x /usr/bin/xattr ]; then find analysis -exec /usr/bin/xattr -d com.apple.quarantine {} \; 2>/dev/null ; fi if [ ! -z "$FINALDIR" ]; then mv analysis "$FINALDIR" else FINALDIR=analysis fi rm -rf checker-buildbot echo "Done. Final output is in '$FINALDIR' ..." # end of checker-buildbot.sh ...