Automatic Build Number In Xcode

build_number.sh

#!/bin/bash

#
# Automatically sets the build number for a target in Xcode based
# on either the Subversion revision or Git hash depending on the
# version control system being used
#
# Simply add this script as a 'Run Script' build phase for any
# target in your project
#

git status
if [ "$?" -eq "0" ]
then

    git svn info
    if [ "$?" -eq "0" ]
    then
        buildNumber=$(git svn info | grep Revision | awk '{print $2}')
    else
        buildNumber=$(git rev-parse HEAD | cut -c -10)
    fi
elif [ -d ".svn" ]
then
    buildNumber=$(svn info | grep Revision | awk '{print $2}')
else
    buildNumber=$(/usr/libexec/PlistBuddy -c "Print :CFBundleVersion" Source/Application-Info.plist)
fi

/usr/libexec/PlistBuddy -c "Set :CFBundleVersion $buildNumber" Source/Application-Info.plist