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ffmpeg-android-maker/scripts/export-build-variables.sh

82 lines
3.0 KiB

function max() {
[ $1 -ge $2 ] && echo "$1" || echo "$2"
}
export ANDROID_ABI=$1
if [ $ANDROID_ABI = "arm64-v8a" ] || [ $ANDROID_ABI = "x86_64" ] ; then
# For 64bit we use value not less than 21
export ANDROID_PLATFORM=$(max ${DESIRED_ANDROID_API_LEVEL} 21)
else
export ANDROID_PLATFORM=${DESIRED_ANDROID_API_LEVEL}
fi
export TOOLCHAIN_PATH=${ANDROID_NDK_HOME}/toolchains/llvm/prebuilt/${HOST_TAG}
export SYSROOT_PATH=${TOOLCHAIN_PATH}/sysroot
TARGET_TRIPLE_MACHINE_CC=
export TARGET_TRIPLE_OS="android"
case $ANDROID_ABI in
armeabi-v7a)
#cc armv7a-linux-androideabi16-clang
#binutils arm -linux-androideabi -ld
export TARGET_TRIPLE_MACHINE_BINUTILS=arm
TARGET_TRIPLE_MACHINE_CC=armv7a
export TARGET_TRIPLE_OS=androideabi
;;
arm64-v8a)
#cc aarch64-linux-android21-clang
#binutils aarch64-linux-android -ld
export TARGET_TRIPLE_MACHINE_BINUTILS=aarch64
;;
x86)
#cc i686-linux-android16-clang
#binutils i686-linux-android -ld
export TARGET_TRIPLE_MACHINE_BINUTILS=i686
;;
x86_64)
#cc x86_64-linux-android21-clang
#binutils x86_64-linux-android -ld
export TARGET_TRIPLE_MACHINE_BINUTILS=x86_64
;;
esac
# If the cc-specific variable isn't set, we fallback to binutils version
[ -z "${TARGET_TRIPLE_MACHINE_CC}" ] && TARGET_TRIPLE_MACHINE_CC=${TARGET_TRIPLE_MACHINE_BINUTILS}
export TARGET_TRIPLE_MACHINE_CC=$TARGET_TRIPLE_MACHINE_CC
# Common prefix for ld, as, etc.
export CROSS_PREFIX=${TARGET_TRIPLE_MACHINE_BINUTILS}-linux-${TARGET_TRIPLE_OS}-
export CROSS_PREFIX_WITH_PATH=${TOOLCHAIN_PATH}/bin/${CROSS_PREFIX}
# Exporting Binutils paths, if passing just CROSS_PREFIX_WITH_PATH is not enough
export ADDR2LINE=${CROSS_PREFIX_WITH_PATH}addr2line
export AR=${CROSS_PREFIX_WITH_PATH}ar
export AS=${CROSS_PREFIX_WITH_PATH}as
export DWP=${CROSS_PREFIX_WITH_PATH}dwp
export ELFEDIT=${CROSS_PREFIX_WITH_PATH}elfedit
export GPROF=${CROSS_PREFIX_WITH_PATH}gprof
export LD=${CROSS_PREFIX_WITH_PATH}ld
export NM=${CROSS_PREFIX_WITH_PATH}nm
export OBJCOPY=${CROSS_PREFIX_WITH_PATH}objcopy
export OBJDUMP=${CROSS_PREFIX_WITH_PATH}objdump
export RANLIB=${CROSS_PREFIX_WITH_PATH}ranlib
export READELF=${CROSS_PREFIX_WITH_PATH}readelf
export SIZE=${CROSS_PREFIX_WITH_PATH}size
export STRINGS=${CROSS_PREFIX_WITH_PATH}strings
export STRIP=${CROSS_PREFIX_WITH_PATH}strip
export TARGET=${TARGET_TRIPLE_MACHINE_CC}-linux-${TARGET_TRIPLE_OS}${ANDROID_PLATFORM}
# The name for compiler is slightly different, so it is defined separatly.
export CC=${TOOLCHAIN_PATH}/bin/${TARGET}-clang
export CXX=${CC}++
# TODO consider abondaning this strategy of defining the name of the clang wrapper
# in favour of just passing -mstackrealign and -fno-addrsig depending on
# ANDROID_ABI and NDK's version
# Special variable for the yasm assembler
export YASM=${TOOLCHAIN_PATH}/bin/yasm
# A variable to which certain dependencies can add -l arguments during build.sh
export FFMPEG_EXTRA_LD_FLAGS=