Create some quick and dirty universal static libraries from a Xcode 4 build directory

universalize.sh

#!/bin/sh

##
## Create universal static libraries from a build directory
##

ls -ld Build >/dev/null 2>&1
if [ $? -ne 0 ]
then
	echo "No 'Build' directory found."
	exit 1
fi

libs=`find Build/Products -name '*.a'|xargs basename|sort|uniq`
for lib in $libs
do
	file `find Build/Products -name $lib`|grep 'Mach-O universal binary' >/dev/null 2>&1
	if [ $? -eq 0 ]
	then
		continue
	fi

	lipo -create -output $lib `find Build/Products -name $lib`
done