Building Universal Framework for iOS

build_universal.sh

# workaround for bitcode generation problem with Xcode 7.3
unset TOOLCHAINS

FRAMEWORK_NAME="YourFramework"
SIMULATOR_FRAMEWORK_PATH="${BUILD_DIR}/${CONFIGURATION}-iphonesimulator/${FRAMEWORK_NAME}.framework"
DEVICE_FRAMEWORK_PATH="${BUILD_DIR}/${CONFIGURATION}-iphoneos/${FRAMEWORK_NAME}.framework"
UNIVERSAL_BUILD_DIR="${BUILD_DIR}/${CONFIGURATION}-iphoneuniversal"
UNIVERSAL_FRAMEWORK_PATH="${UNIVERSAL_BUILD_DIR}/${FRAMEWORK_NAME}.framework"


######################
# Build Frameworks
######################

xcodebuild -workspace "${PROJECT_NAME}.xcworkspace" -scheme "${FRAMEWORK_NAME}" -sdk iphoneos -configuration ${CONFIGURATION} ONLY_ACTIVE_ARCH=NO ENABLE_BITCODE=YES BUILD_DIR="${BUILD_DIR}" BUILD_ROOT="${BUILD_ROOT}" CONFIGURATION_BUILD_DIR=${BUILD_DIR}/${CONFIGURATION}-iphoneos clean archive

xcodebuild -workspace "${PROJECT_NAME}.xcworkspace" -scheme "${FRAMEWORK_NAME}" OTHER_CFLAGS="-fembed-bitcode" ONLY_ACTIVE_ARCH=NO -sdk iphonesimulator -configuration ${CONFIGURATION} ENABLE_BITCODE=YES BUILD_DIR="${BUILD_DIR}" BUILD_ROOT="${BUILD_ROOT}" CONFIGURATION_BUILD_DIR=${BUILD_DIR}/${CONFIGURATION}-iphonesimulator clean build


######################
# Create directory for universal
######################

rm -rf "${UNIVERSAL_BUILD_DIR}"

mkdir "${UNIVERSAL_BUILD_DIR}"

mkdir "${UNIVERSAL_FRAMEWORK_PATH}"


######################
# Copy files Framework
######################

cp -r "${DEVICE_FRAMEWORK_PATH}/." "${UNIVERSAL_FRAMEWORK_PATH}"


######################
# Make an universal binary
######################

lipo "${SIMULATOR_FRAMEWORK_PATH}/${FRAMEWORK_NAME}" "${DEVICE_FRAMEWORK_PATH}/${FRAMEWORK_NAME}" -create -output "${UNIVERSAL_FRAMEWORK_PATH}/${FRAMEWORK_NAME}"

# For Swift framework, Swiftmodule needs to be copied in the universal framework
if [ -d "${SIMULATOR_FRAMEWORK_PATH}/Modules/${FRAMEWORK_NAME}.swiftmodule/" ]; then
    cp -f ${SIMULATOR_FRAMEWORK_PATH}/Modules/${FRAMEWORK_NAME}.swiftmodule/* "${UNIVERSAL_FRAMEWORK_PATH}/Modules/${FRAMEWORK_NAME}.swiftmodule/";
fi

if [ -d "${DEVICE_FRAMEWORK_PATH}/Modules/${FRAMEWORK_NAME}.swiftmodule/" ]; then
    cp -f ${DEVICE_FRAMEWORK_PATH}/Modules/${FRAMEWORK_NAME}.swiftmodule/* "${UNIVERSAL_FRAMEWORK_PATH}/Modules/${FRAMEWORK_NAME}.swiftmodule/";
fi


######################
# On Release, copy the result to release directory
######################

OUTPUT_DIR="${PROJECT_DIR}/Example/${FRAMEWORK_NAME}"

rm -rf "$OUTPUT_DIR"
mkdir -p "$OUTPUT_DIR"

cp -r "${UNIVERSAL_FRAMEWORK_PATH}" "$OUTPUT_DIR"


open "${OUTPUT_DIR}/"