Installs Clang Static Analyzer

installClang.sh

#!/bin/bash

installonly=no

while [ $# -gt 0 ]
do
    case "$1" in
        (-i) installonly=yes;;
        (-*) echo "$0: error - urecognized option $1" 1>&2; exit 1;;
        (*)  break;;
    esac
    shift
done

if which scan-build &>/dev/null; then
    printf ''
else
    echo 'Downloading Clang Static Analyzer...'
    curl -o checker-255.bz2 http://clang-analyzer.llvm.org/checker/checker-255.tar.bz2
    tar -xvjf checker-255.bz2 &>/dev/null
    mv checker-255 /usr/local/lib/
    ln -s /usr/local/lib/checker-255/scan-build /usr/local/bin/scan-build
    ln -s /usr/local/lib/checker-255/scan-view /usr/local/bin/scan-view
    rm checker-255.bz2
    echo 'Clang Analyzer installed.'
fi

if [[ $installonly == yes ]]; then
    echo 'Clang is installed.'
    exit 0
fi

echo 'Cleaning targets...'
make clean &>/dev/null

mkdir -p .clangtmp

echo 'Building & Scanning...'
scan-build --status-bugs -analyzer-check-objc-missing-dealloc -analyzer-check-objc-unused-ivars -analyzer-check-objc-methodsigs -analyzer-check-objc-mem xcodebuild  -target 'HideAndSeek' -sdk iphoneos4.3 &>.clangtmp/output

if tail .clangtmp/output | grep 'BUILD FAILED' &>/dev/null; then
    echo 'Build Failed'
    exit 1
fi

BUGS=$(tail .clangtmp/output | grep 'bugs found.' | awk '$1 { print $2 }')

if [[ $BUGS -gt 0 ]]; then
    echo $BUGS 'bugs found'
    DIR=$(tail .clangtmp/output | grep ' to examine bug reports')
    DIR=${DIR/scan-build: Run \'}
    DIR=${DIR/\' to examine bug reports.}
    eval $DIR
fi