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99 lines
3.4 KiB
99 lines
3.4 KiB
#!/usr/bin/env bash
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function max() {
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[ $1 -ge $2 ] && echo "$1" || echo "$2"
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}
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export ANDROID_ABI=$1
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if [ $ANDROID_ABI = "arm64-v8a" ] || [ $ANDROID_ABI = "x86_64" ] ; then
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# For 64bit we use value not less than 21
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export ANDROID_PLATFORM=$(max ${DESIRED_ANDROID_API_LEVEL} 21)
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else
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export ANDROID_PLATFORM=${DESIRED_ANDROID_API_LEVEL}
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fi
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export TOOLCHAIN_PATH=${ANDROID_NDK_HOME}/toolchains/llvm/prebuilt/${HOST_TAG}
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export SYSROOT_PATH=${TOOLCHAIN_PATH}/sysroot
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TARGET_TRIPLE_MACHINE_CC=
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CPU_FAMILY=
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export TARGET_TRIPLE_OS="android"
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case $ANDROID_ABI in
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armeabi-v7a)
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#cc armv7a-linux-androideabi16-clang
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#binutils arm -linux-androideabi -ld
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export TARGET_TRIPLE_MACHINE_BINUTILS=arm
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TARGET_TRIPLE_MACHINE_CC=armv7a
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export TARGET_TRIPLE_OS=androideabi
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;;
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arm64-v8a)
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#cc aarch64-linux-android21-clang
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#binutils aarch64-linux-android -ld
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export TARGET_TRIPLE_MACHINE_BINUTILS=aarch64
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;;
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x86)
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#cc i686-linux-android16-clang
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#binutils i686-linux-android -ld
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export TARGET_TRIPLE_MACHINE_BINUTILS=i686
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CPU_FAMILY=x86
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;;
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x86_64)
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#cc x86_64-linux-android21-clang
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#binutils x86_64-linux-android -ld
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export TARGET_TRIPLE_MACHINE_BINUTILS=x86_64
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;;
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esac
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# If the cc-specific variable isn't set, we fallback to binutils version
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[ -z "${TARGET_TRIPLE_MACHINE_CC}" ] && TARGET_TRIPLE_MACHINE_CC=${TARGET_TRIPLE_MACHINE_BINUTILS}
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export TARGET_TRIPLE_MACHINE_CC=$TARGET_TRIPLE_MACHINE_CC
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[ -z "${CPU_FAMILY}" ] && CPU_FAMILY=${TARGET_TRIPLE_MACHINE_BINUTILS}
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export CPU_FAMILY=$CPU_FAMILY
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# Common prefix for ld, as, etc.
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if [ $DESIRED_BINUTILS = "gnu" ] ; then
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export CROSS_PREFIX=${TARGET_TRIPLE_MACHINE_BINUTILS}-linux-${TARGET_TRIPLE_OS}-
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else
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export CROSS_PREFIX=llvm-
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fi
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export CROSS_PREFIX_WITH_PATH=${TOOLCHAIN_PATH}/bin/${CROSS_PREFIX}
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# Exporting Binutils paths, if passing just CROSS_PREFIX_WITH_PATH is not enough
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# The FAM_ prefix is used to eliminate passing those values implicitly to build systems
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export FAM_ADDR2LINE=${CROSS_PREFIX_WITH_PATH}addr2line
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export FAM_AR=${CROSS_PREFIX_WITH_PATH}ar
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export FAM_NM=${CROSS_PREFIX_WITH_PATH}nm
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export FAM_OBJCOPY=${CROSS_PREFIX_WITH_PATH}objcopy
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export FAM_OBJDUMP=${CROSS_PREFIX_WITH_PATH}objdump
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export FAM_RANLIB=${CROSS_PREFIX_WITH_PATH}ranlib
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export FAM_READELF=${CROSS_PREFIX_WITH_PATH}readelf
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export FAM_SIZE=${CROSS_PREFIX_WITH_PATH}size
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export FAM_STRINGS=${CROSS_PREFIX_WITH_PATH}strings
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export FAM_STRIP=${CROSS_PREFIX_WITH_PATH}strip
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export TARGET=${TARGET_TRIPLE_MACHINE_CC}-linux-${TARGET_TRIPLE_OS}${ANDROID_PLATFORM}
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# The name for compiler is slightly different, so it is defined separatly.
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export FAM_CC=${TOOLCHAIN_PATH}/bin/${TARGET}-clang
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export FAM_CXX=${FAM_CC}++
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export FAM_LD=${FAM_CC}
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export FAM_AS=${FAM_CC}
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# TODO consider abondaning this strategy of defining the name of the clang wrapper
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# in favour of just passing -mstackrealign and -fno-addrsig depending on
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# ANDROID_ABI, ANDROID_PLATFORM and NDK's version
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# Special variable for the yasm assembler
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export FAM_YASM=${TOOLCHAIN_PATH}/bin/yasm
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# A variable to which certain dependencies can add -l arguments during build.sh
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export FFMPEG_EXTRA_LD_FLAGS=
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export INSTALL_DIR=${BUILD_DIR_EXTERNAL}/${ANDROID_ABI}
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# Forcing FFmpeg and its dependencies to look for dependencies
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# in a specific directory when pkg-config is used
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export PKG_CONFIG_LIBDIR=${INSTALL_DIR}/lib/pkgconfig
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