Sets up an autotoolized configure to cross-compile either an iOS device or simulator.

ios-configure.sh

# Change the install prefix.
# Builds for i386 and ARMv7.
# Lipo them at your leisure.

PREFIX=/Users/josh/compiled
ERRSTR="Usage: ./ios-configure.sh <simulator | device>"
if [[ $# != 1 ]]; then
    echo $ERRSTR
    exit
fi

if [[ "$1" == simulator ]]; then
    ARCH=i386
    DEVICE=Simulator
    HOST=i386
elif [[ "$1" == device ]]; then
    ARCH=armv7
    DEVICE=OS
    CFLAGS_FLAGS="-mcpu=cortex-a8 -marm"
    HOST=arm
else
    echo $ERRSTR
    exit
fi

DEVROOT=/Developer/Platforms/iPhone${DEVICE}.platform/Developer
SDKROOT=${DEVROOT}/SDKs/iPhone${DEVICE}4.3.sdk
export CFLAGS="-isysroot ${SDKROOT} ${CFLAGS_FLAGS}"
export LDFLAGS="-isysroot ${SDKROOT}"
./configure CC="${DEVROOT}/usr/bin/gcc -arch ${ARCH}" LD=$CC --host=${HOST}-apple-darwin --prefix=${PREFIX} --exec-prefix=${PREFIX}/${ARCH}