A script for build iOS7 universal static library with clang

build.sh

#!/bin/bash
# e.g. libmms http://sourceforge.net/projects/libmms/

# set -x

BUILD_DIR=`pwd`"/build"
STATIC_LIB_NAME="libmms.a"
STATIC_LIB_NAME_ARM="libmms.a.arm"
STATIC_LIB_NAME_X86="libmms.a.x86"

ARCHS_IPHONE_OS="-arch armv7 -arch armv7s -arch arm64"
ARCHS_IPHONE_SIMULATOR="-arch i386 -arch x86_64"

mkdir -p $BUILD_DIR

# build in terminal for armv7 armv7s arm64
#
# mkdir build
# ./configure --host=arm-apple-darwin --prefix=`pwd`/build --disable-shared
# make CC="$(xcrun --sdk iphoneos -f clang) -isysroot $(xcrun --sdk iphoneos --show-sdk-path) \
# -arch armv7 -arch armv7s -arch arm64 -miphoneos-version-min=7.0"
# make install
#

SDKROOT=$(xcrun --sdk iphoneos --show-sdk-path)
CC="$(xcrun --sdk iphoneos -f clang)"
CXX=$(xcrun --sdk iphoneos -f clang++)
CFLAGS="-isysroot $SDKROOT $ARCHS_IPHONE_OS -miphoneos-version-min=7.0"
CXXFLAGS=$CFLAGS
export CC CXX CFLAGS CXXFLAGS

make distclean

./configure \
--host=arm-apple-darwin \
--prefix=$BUILD_DIR \
--disable-shared

make -j4
make install


# remane for arm arch
mv $BUILD_DIR/lib/$STATIC_LIB_NAME $BUILD_DIR/lib/$STATIC_LIB_NAME_ARM

# build in terminal for i386 x86_64
#
# mkdir build
# ./configure --prefix=`pwd`/build --disable-shared
# make CC="$(xcrun --sdk iphonesimulator -f clang) -isysroot $(xcrun --sdk iphonesimulator --show-sdk-path) \
# -arch i386 -arch x86_64 -mios-simulator-version-min=7.0"
# make install
#

SDKROOT=$(xcrun --sdk iphonesimulator --show-sdk-path)
CC="$(xcrun --sdk iphonesimulator -f clang)"
CXX="$(xcrun --sdk iphonesimulator -f clang++)"
CFLAGS=" -isysroot $SDKROOT $ARCHS_IPHONE_SIMULATOR -mios-simulator-version-min=7.0"
CXXFLAGS=$CFLAGS
export CC CXX CFLAGS CXXFLAGS

make distclean

./configure \
--prefix=$BUILD_DIR \
--disable-shared

make -j4
make install

# remane for x86 arch
mv $BUILD_DIR/lib/$STATIC_LIB_NAME $BUILD_DIR/lib/$STATIC_LIB_NAME_X86

# create universal static library
lipo -create $BUILD_DIR/lib/$STATIC_LIB_NAME_ARM $BUILD_DIR/lib/$STATIC_LIB_NAME_X86 \
-output $BUILD_DIR/lib/$STATIC_LIB_NAME

echo "************** Done **************"
lipo -info $BUILD_DIR/lib/$STATIC_LIB_NAME_ARM $BUILD_DIR/lib/$STATIC_LIB_NAME_X86 $BUILD_DIR/lib/$STATIC_LIB_NAME