def cxx_android5_gxx49_x64(conf):
"""
Detect and setup the Android 5.0+ g++ 4.9 compiler for x86_64
"""
# Note: The x86_64 platform was introduced in Android 5 (API Level 21).
# Therefore the standalone toolchain must be created with the
# --api=21 option (or above).
conf.mkspec_gxx_android_configure(4, 9, 'x86_64-linux-android')
# The PIE binary must be the default in this case
conf.mkspec_add_common_flag('-fPIE')
conf.env['LINKFLAGS'] += ['-pie']
def cxx_android5_gxx49_x64(conf):
"""
Detect and setup the Android 5.0+ g++ 4.9 compiler for x86_64
"""
# Note: The x86_64 platform was introduced in Android 5 (API Level 21).
# Therefore the standalone toolchain must be created with the
# --api=21 option (or above).
conf.mkspec_gxx_android_configure(4, 9, 'x86_64-linux-android')
# The PIE binary must be the default in this case
conf.mkspec_add_common_flag('-fPIE')
conf.env['LINKFLAGS'] += ['-pie']
def cxx_android_gxx48_armv7(conf):
"""
Detect and setup the Android g++ 4.8 compiler for ARMv7
"""
conf.mkspec_gxx_android_configure(4, 8, 'arm-linux-androideabi')
# Specify the ARMv7 architecture and the 'softfp' float ABI to compile for
# hardware FPU, but with software linkage (required for -mfpu=neon flag).
# The __ARM_NEON__ macro will be defined only if the -mfloat-abi=softfp and
# -mfpu=neon flags are used together.
flags = ['-march=armv7-a', '-mtune=generic-armv7-a', '-mfloat-abi=softfp']
conf.env['CFLAGS'] += flags
conf.env['CXXFLAGS'] += flags
def cxx_android5_gxx49_arm64(conf):
"""
Detects and setup the Android 5.0+ g++ 4.9 compiler for ARM64
"""
# Note: The arm64 platform was introduced in Android 5 (API Level 21).
# Therefore the standalone toolchain must be created with the
# --api=21 option (or above).
# Only position independent executables (PIE) are supported on Android 5.
conf.mkspec_gxx_android_configure(4, 9, 'aarch64-linux-android')
conf.mkspec_add_common_flag('-fPIE')
conf.env['LINKFLAGS'] += ['-pie']
# Default "bfd" linker for the arm64 toolchain has an issue with linking
# shared libraries: https://github.com/android-ndk/ndk/issues/148
# Force the use of the "gold" linker until it becomes the default
conf.env['LINKFLAGS'] += ['-fuse-ld=gold']
conf.env['DEST_CPU'] = 'arm64'
def cxx_android_gxx49_armv7(conf):
"""
Detect and setup the Android g++ 4.9 compiler for ARMv7
"""
conf.mkspec_gxx_android_configure(4, 9, 'arm-linux-androideabi')
# Specify the ARMv7 architecture and the 'softfp' float ABI to compile for
# hardware FPU, but with software linkage (required for -mfpu=neon flag).
# The __ARM_NEON__ macro will be defined only if the -mfloat-abi=softfp and
# -mfpu=neon flags are used together.
flags = ['-march=armv7-a', '-mtune=generic-armv7-a', '-mfloat-abi=softfp']
conf.env['CFLAGS'] += flags
conf.env['CXXFLAGS'] += flags
# Specify the ARMv7 architecture in the LINKFLAGS to link with the
# atomic support that is required for std::threads (without this flag,
# the threading code might call pure virtual methods)
conf.env['LINKFLAGS'] += ['-march=armv7-a']
def cxx_android5_gxx49_arm64(conf):
"""
Detects and setup the Android 5.0+ g++ 4.9 compiler for ARM64
"""
# Note: The arm64 platform was introduced in Android 5 (API Level 21).
# Therefore the standalone toolchain must be created with the
# --api=21 option (or above).
# Only position independent executables (PIE) are supported on Android 5.
conf.mkspec_gxx_android_configure(4, 9, 'aarch64-linux-android')
conf.mkspec_add_common_flag('-fPIE')
conf.env['LINKFLAGS'] += ['-pie']
# Default "bfd" linker for the arm64 toolchain has an issue with linking
# shared libraries: https://github.com/android-ndk/ndk/issues/148
# Force the use of the "gold" linker until it becomes the default
conf.env['LINKFLAGS'] += ['-fuse-ld=gold']
conf.env['DEST_CPU'] = 'arm64'
def cxx_android_gxx49_armv7(conf):
"""
Detect and setup the Android g++ 4.9 compiler for ARMv7
"""
conf.mkspec_gxx_android_configure(4, 9, 'arm-linux-androideabi')
# Specify the ARMv7 architecture and the 'softfp' float ABI to compile for
# hardware FPU, but with software linkage (required for -mfpu=neon flag).
# The __ARM_NEON__ macro will be defined only if the -mfloat-abi=softfp and
# -mfpu=neon flags are used together.
flags = ['-march=armv7-a', '-mtune=generic-armv7-a', '-mfloat-abi=softfp']
conf.env['CFLAGS'] += flags
conf.env['CXXFLAGS'] += flags
# Specify the ARMv7 architecture in the LINKFLAGS to link with the
# atomic support that is required for std::threads (without this flag,
# the threading code might call pure virtual methods)
conf.env['LINKFLAGS'] += ['-march=armv7-a']
def cxx_android_gxx49_x86(conf):
"""
Detect and setup the Android g++ 4.9 compiler for x86
"""
conf.mkspec_gxx_android_configure(4, 9, 'i686-linux-android')
def cxx_android_gxx49_arm(conf):
"""
Detect and setup the Android g++ 4.9 compiler for ARM
"""
conf.mkspec_gxx_android_configure(4, 9, 'arm-linux-androideabi')
def cxx_android_gxx49_x86(conf):
"""
Detect and setup the Android g++ 4.9 compiler for x86
"""
conf.mkspec_gxx_android_configure(4, 9, 'i686-linux-android')
def cxx_android_gxx49_arm(conf):
"""
Detect and setup the Android g++ 4.9 compiler for ARM
"""
conf.mkspec_gxx_android_configure(4, 9, 'arm-linux-androideabi')
