xcode version

version=`/usr/libexec/PlistBuddy -c "Print CFBundleVersion" $PRODUCT_SETTINGS_PATH`

version_time=$[`date +%Y%m%d`*1000]

if [ "$version_time" -lt "$version" ] ; then

version=`expr $version + 1`

else

version=$[$version_time+1]

fi

/usr/libexec/PlistBuddy -c "Set :CFBundleVersion $version" $PRODUCT_SETTINGS_PATH