78 lines
2.2 KiB
Bash
78 lines
2.2 KiB
Bash
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#!/usr/bin/env bash
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#
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# Build for iOS 64bit-ARM variants and iOS Simulator
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# - Place the script at project root
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# - Customize MIN_IOS_VERSION and other flags as needed
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#
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# Test Environment
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# - macOS 10.14.6
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# - iOS 13.1
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# - Xcode 11.1
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#
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Build() {
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# Ensure -fembed-bitcode builds, as workaround for libtool macOS bug
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export MACOSX_DEPLOYMENT_TARGET="10.4"
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# Get the correct toolchain for target platforms
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export CC=$(xcrun --find --sdk "${SDK}" clang)
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export CXX=$(xcrun --find --sdk "${SDK}" clang++)
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export CPP=$(xcrun --find --sdk "${SDK}" cpp)
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export CFLAGS="${HOST_FLAGS} ${OPT_FLAGS}"
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export CXXFLAGS="${HOST_FLAGS} ${OPT_FLAGS}"
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export LDFLAGS="${HOST_FLAGS}"
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EXEC_PREFIX="${PLATFORMS}/${PLATFORM}"
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./configure \
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--host="${CHOST}" \
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--prefix="${PREFIX}" \
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--exec-prefix="${EXEC_PREFIX}" \
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--enable-static \
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--disable-shared \
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"$@"
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# Avoid Xcode loading dylibs even when staticlibs exist
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make clean
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mkdir -p "${PLATFORMS}" &> /dev/null
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make -j"${MAKE_JOBS}"
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make install
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}
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echo "Cross building with configure args $@"
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# Locations
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ScriptDir="$( cd "$( dirname "$0" )" && pwd )"
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cd - &> /dev/null
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PREFIX="${ScriptDir}"/_build
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PLATFORMS="${PREFIX}"/platforms
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UNIVERSAL="${PREFIX}"/universal
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# Compiler options
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OPT_FLAGS="-O3 -g3 -fembed-bitcode"
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MAKE_JOBS=8
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MIN_IOS_VERSION=10.0
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# Build for platforms
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SDK="iphoneos"
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PLATFORM="arm"
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PLATFORM_ARM=${PLATFORM}
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ARCH_FLAGS="-arch arm64 -arch arm64e" # -arch armv7 -arch armv7s
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HOST_FLAGS="${ARCH_FLAGS} -miphoneos-version-min=${MIN_IOS_VERSION} -isysroot $(xcrun --sdk ${SDK} --show-sdk-path)"
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CHOST="arm-apple-darwin"
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Build "$@"
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SDK="iphonesimulator"
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PLATFORM="x86_64-sim"
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PLATFORM_ISIM=${PLATFORM}
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ARCH_FLAGS="-arch x86_64"
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HOST_FLAGS="${ARCH_FLAGS} -mios-simulator-version-min=${MIN_IOS_VERSION} -isysroot $(xcrun --sdk ${SDK} --show-sdk-path)"
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CHOST="x86_64-apple-darwin"
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Build "$@"
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# Create universal binary
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cd "${PLATFORMS}/${PLATFORM_ARM}/lib"
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LIB_NAME=`find . -iname *.a`
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cd -
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mkdir -p "${UNIVERSAL}" &> /dev/null
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lipo -create -output "${UNIVERSAL}/${LIB_NAME}" "${PLATFORMS}/${PLATFORM_ARM}/lib/${LIB_NAME}" "${PLATFORMS}/${PLATFORM_ISIM}/lib/${LIB_NAME}"
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