python-for-android/pythonforandroid/archs.py at master · matrix-io/python-for-android · GitHub

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from distutils.spawn import find_executable

from os import environ

from os.path import (exists, join, dirname, split)

from glob import glob

from pythonforandroid.recipe import Recipe

from pythonforandroid.util import BuildInterruptingException, build_platform

class Arch(object):

toolchain_prefix = None

'''The prefix for the toolchain dir in the NDK.'''

command_prefix = None

'''The prefix for NDK commands such as gcc.'''

def __init__(self, ctx):

super(Arch, self).__init__()

self.ctx = ctx

# Allows injecting additional linker paths used by any recipe.

# This can also be modified by recipes (like the librt recipe)

# to make sure that some sort of global resource is available &

# linked for all others.

self.extra_global_link_paths = []

def __str__(self):

return self.arch

@property

def include_dirs(self):

return [

"{}/{}".format(

self.ctx.include_dir,

d.format(arch=self))

for d in self.ctx.include_dirs]

@property

def target(self):

target_data = self.command_prefix.split('-')

return '-'.join(

[target_data[0], 'none', target_data[1], target_data[2]])

def get_env(self, with_flags_in_cc=True, clang=False):

env = {}

cflags = [

'-DANDROID',

'-fomit-frame-pointer',

'-D__ANDROID_API__={}'.format(self.ctx.ndk_api)]

if not clang:

cflags.append('-mandroid')

else:

cflags.append('-target ' + self.target)

toolchain = '{android_host}-{toolchain_version}'.format(

android_host=self.ctx.toolchain_prefix,

toolchain_version=self.ctx.toolchain_version)

toolchain = join(self.ctx.ndk_dir, 'toolchains', toolchain,

'prebuilt', build_platform)

cflags.append('-gcc-toolchain {}'.format(toolchain))

env['CFLAGS'] = ' '.join(cflags)

# Link the extra global link paths first before anything else

# (such that overriding system libraries with them is possible)

env['LDFLAGS'] = ' ' + " ".join([

"-L'" + l.replace("'", "'\"'\"'") + "'" # no shlex.quote in py2

for l in self.extra_global_link_paths

]) + ' '

sysroot = join(self.ctx._ndk_dir, 'sysroot')

if exists(sysroot):

# post-15 NDK per

# https://android.googlesource.com/platform/ndk/+/ndk-r15-release/docs/UnifiedHeaders.md

env['CFLAGS'] += ' -isystem {}/sysroot/usr/include/{}'.format(

self.ctx.ndk_dir, self.ctx.toolchain_prefix)

env['CFLAGS'] += ' -I{}/sysroot/usr/include/{}'.format(

self.ctx.ndk_dir, self.command_prefix)

else:

sysroot = self.ctx.ndk_platform

env['CFLAGS'] += ' -I{}'.format(self.ctx.ndk_platform)

env['CFLAGS'] += ' -isysroot {} '.format(sysroot)

env['CFLAGS'] += '-I' + join(self.ctx.get_python_install_dir(),

'include/python{}'.format(

self.ctx.python_recipe.version[0:3])

)

env['LDFLAGS'] += '--sysroot={} '.format(self.ctx.ndk_platform)

env["CXXFLAGS"] = env["CFLAGS"]

env["LDFLAGS"] += " ".join(['-lm', '-L' + self.ctx.get_libs_dir(self.arch)])

if self.ctx.ndk == 'crystax':

env['LDFLAGS'] += ' -L{}/sources/crystax/libs/{} -lcrystax'.format(self.ctx.ndk_dir, self.arch)

toolchain_prefix = self.ctx.toolchain_prefix

toolchain_version = self.ctx.toolchain_version

command_prefix = self.command_prefix

env['TOOLCHAIN_PREFIX'] = toolchain_prefix

env['TOOLCHAIN_VERSION'] = toolchain_version

ccache = ''

if self.ctx.ccache and bool(int(environ.get('USE_CCACHE', '1'))):

# print('ccache found, will optimize builds')

ccache = self.ctx.ccache + ' '

env['USE_CCACHE'] = '1'

env['NDK_CCACHE'] = self.ctx.ccache

env.update({k: v for k, v in environ.items() if k.startswith('CCACHE_')})

if clang:

llvm_dirname = split(

glob(join(self.ctx.ndk_dir, 'toolchains', 'llvm*'))[-1])[-1]

clang_path = join(self.ctx.ndk_dir, 'toolchains', llvm_dirname,

'prebuilt', build_platform, 'bin')

environ['PATH'] = '{clang_path}:{path}'.format(

clang_path=clang_path, path=environ['PATH'])

exe = join(clang_path, 'clang')

execxx = join(clang_path, 'clang++')

else:

exe = '{command_prefix}-gcc'.format(command_prefix=command_prefix)

execxx = '{command_prefix}-g++'.format(command_prefix=command_prefix)

cc = find_executable(exe, path=environ['PATH'])

if cc is None:

print('Searching path are: {!r}'.format(environ['PATH']))

raise BuildInterruptingException(

'Couldn\'t find executable for CC. This indicates a '

'problem locating the {} executable in the Android '

'NDK, not that you don\'t have a normal compiler '

'installed. Exiting.'.format(exe))

if with_flags_in_cc:

env['CC'] = '{ccache}{exe} {cflags}'.format(

exe=exe,

ccache=ccache,

cflags=env['CFLAGS'])

env['CXX'] = '{ccache}{execxx} {cxxflags}'.format(

execxx=execxx,

ccache=ccache,

cxxflags=env['CXXFLAGS'])

else:

env['CC'] = '{ccache}{exe}'.format(

exe=exe,

ccache=ccache)

env['CXX'] = '{ccache}{execxx}'.format(

execxx=execxx,

ccache=ccache)

env['AR'] = '{}-ar'.format(command_prefix)

env['RANLIB'] = '{}-ranlib'.format(command_prefix)

env['LD'] = '{}-ld'.format(command_prefix)

env['LDSHARED'] = env["CC"] + " -pthread -shared " +\

"-Wl,-O1 -Wl,-Bsymbolic-functions "

if self.ctx.python_recipe and self.ctx.python_recipe.from_crystax:

# For crystax python, we can't use the host python headers:

env["CFLAGS"] += ' -I{}/sources/python/{}/include/python/'.\

format(self.ctx.ndk_dir, self.ctx.python_recipe.version[0:3])

env['STRIP'] = '{}-strip --strip-unneeded'.format(command_prefix)

env['MAKE'] = 'make -j5'

env['READELF'] = '{}-readelf'.format(command_prefix)

env['NM'] = '{}-nm'.format(command_prefix)

hostpython_recipe = Recipe.get_recipe(

'host' + self.ctx.python_recipe.name, self.ctx)

env['BUILDLIB_PATH'] = join(

hostpython_recipe.get_build_dir(self.arch),

'build', 'lib.{}-{}'.format(

build_platform, self.ctx.python_recipe.major_minor_version_string)

)

env['PATH'] = environ['PATH']

env['ARCH'] = self.arch

env['NDK_API'] = 'android-{}'.format(str(self.ctx.ndk_api))

if self.ctx.python_recipe and self.ctx.python_recipe.from_crystax:

env['CRYSTAX_PYTHON_VERSION'] = self.ctx.python_recipe.version

return env

class ArchARM(Arch):

arch = "armeabi"

toolchain_prefix = 'arm-linux-androideabi'

command_prefix = 'arm-linux-androideabi'

platform_dir = 'arch-arm'

@property

def target(self):

target_data = self.command_prefix.split('-')

return '-'.join(

['armv7a', 'none', target_data[1], target_data[2]])

class ArchARMv7_a(ArchARM):

arch = 'armeabi-v7a'

def get_env(self, with_flags_in_cc=True, clang=False):

env = super(ArchARMv7_a, self).get_env(with_flags_in_cc, clang=clang)

env['CFLAGS'] = (env['CFLAGS'] +

(' -march=armv7-a -mfloat-abi=softfp '

'-mfpu=vfp -mthumb'))

env['CXXFLAGS'] = env['CFLAGS']

return env

class Archx86(Arch):

arch = 'x86'

toolchain_prefix = 'x86'

command_prefix = 'i686-linux-android'

platform_dir = 'arch-x86'

def get_env(self, with_flags_in_cc=True, clang=False):

env = super(Archx86, self).get_env(with_flags_in_cc, clang=clang)

env['CFLAGS'] = (env['CFLAGS'] +

' -march=i686 -mtune=intel -mssse3 -mfpmath=sse -m32')

env['CXXFLAGS'] = env['CFLAGS']

return env

class Archx86_64(Arch):

arch = 'x86_64'

toolchain_prefix = 'x86_64'

command_prefix = 'x86_64-linux-android'

platform_dir = 'arch-x86_64'

def get_env(self, with_flags_in_cc=True, clang=False):

env = super(Archx86_64, self).get_env(with_flags_in_cc, clang=clang)

env['CFLAGS'] = (env['CFLAGS'] +

' -march=x86-64 -msse4.2 -mpopcnt -m64 -mtune=intel')

env['CXXFLAGS'] = env['CFLAGS']

return env

class ArchAarch_64(Arch):

arch = 'arm64-v8a'

toolchain_prefix = 'aarch64-linux-android'

command_prefix = 'aarch64-linux-android'

platform_dir = 'arch-arm64'

def get_env(self, with_flags_in_cc=True, clang=False):

env = super(ArchAarch_64, self).get_env(with_flags_in_cc, clang=clang)

incpath = ' -I' + join(dirname(__file__), 'includes', 'arm64-v8a')

env['EXTRA_CFLAGS'] = incpath

env['CFLAGS'] += incpath

env['CXXFLAGS'] += incpath

if with_flags_in_cc:

env['CC'] += incpath

env['CXX'] += incpath

return env

python-for-android/pythonforandroid/archs.py at master · matrix-io/python-for-android · GitHub

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