254 lines
9.4 KiB
Python
254 lines
9.4 KiB
Python
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from distutils.spawn import find_executable
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from os import environ
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from os.path import (exists, join, dirname, split)
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from glob import glob
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from pythonforandroid.recipe import Recipe
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from pythonforandroid.util import BuildInterruptingException, build_platform
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class Arch(object):
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toolchain_prefix = None
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'''The prefix for the toolchain dir in the NDK.'''
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command_prefix = None
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'''The prefix for NDK commands such as gcc.'''
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def __init__(self, ctx):
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super(Arch, self).__init__()
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self.ctx = ctx
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# Allows injecting additional linker paths used by any recipe.
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# This can also be modified by recipes (like the librt recipe)
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# to make sure that some sort of global resource is available &
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# linked for all others.
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self.extra_global_link_paths = []
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def __str__(self):
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return self.arch
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@property
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def include_dirs(self):
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return [
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"{}/{}".format(
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self.ctx.include_dir,
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d.format(arch=self))
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for d in self.ctx.include_dirs]
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@property
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def target(self):
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target_data = self.command_prefix.split('-')
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return '-'.join(
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[target_data[0], 'none', target_data[1], target_data[2]])
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def get_env(self, with_flags_in_cc=True, clang=False):
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env = {}
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cflags = [
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'-DANDROID',
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'-fomit-frame-pointer',
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'-D__ANDROID_API__={}'.format(self.ctx.ndk_api)]
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if not clang:
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cflags.append('-mandroid')
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else:
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cflags.append('-target ' + self.target)
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toolchain = '{android_host}-{toolchain_version}'.format(
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android_host=self.ctx.toolchain_prefix,
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toolchain_version=self.ctx.toolchain_version)
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toolchain = join(self.ctx.ndk_dir, 'toolchains', toolchain,
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'prebuilt', build_platform)
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cflags.append('-gcc-toolchain {}'.format(toolchain))
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env['CFLAGS'] = ' '.join(cflags)
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# Link the extra global link paths first before anything else
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# (such that overriding system libraries with them is possible)
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env['LDFLAGS'] = ' ' + " ".join([
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"-L'" + l.replace("'", "'\"'\"'") + "'" # no shlex.quote in py2
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for l in self.extra_global_link_paths
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]) + ' '
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sysroot = join(self.ctx._ndk_dir, 'sysroot')
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if exists(sysroot):
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# post-15 NDK per
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# https://android.googlesource.com/platform/ndk/+/ndk-r15-release/docs/UnifiedHeaders.md
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env['CFLAGS'] += ' -isystem {}/sysroot/usr/include/{}'.format(
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self.ctx.ndk_dir, self.ctx.toolchain_prefix)
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env['CFLAGS'] += ' -I{}/sysroot/usr/include/{}'.format(
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self.ctx.ndk_dir, self.command_prefix)
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else:
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sysroot = self.ctx.ndk_platform
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env['CFLAGS'] += ' -I{}'.format(self.ctx.ndk_platform)
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env['CFLAGS'] += ' -isysroot {} '.format(sysroot)
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env['CFLAGS'] += '-I' + join(self.ctx.get_python_install_dir(),
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'include/python{}'.format(
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self.ctx.python_recipe.version[0:3])
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)
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env['LDFLAGS'] += '--sysroot={} '.format(self.ctx.ndk_platform)
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env["CXXFLAGS"] = env["CFLAGS"]
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env["LDFLAGS"] += " ".join(['-lm', '-L' + self.ctx.get_libs_dir(self.arch)])
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if self.ctx.ndk == 'crystax':
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env['LDFLAGS'] += ' -L{}/sources/crystax/libs/{} -lcrystax'.format(self.ctx.ndk_dir, self.arch)
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toolchain_prefix = self.ctx.toolchain_prefix
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toolchain_version = self.ctx.toolchain_version
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command_prefix = self.command_prefix
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env['TOOLCHAIN_PREFIX'] = toolchain_prefix
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env['TOOLCHAIN_VERSION'] = toolchain_version
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ccache = ''
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if self.ctx.ccache and bool(int(environ.get('USE_CCACHE', '1'))):
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# print('ccache found, will optimize builds')
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ccache = self.ctx.ccache + ' '
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env['USE_CCACHE'] = '1'
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env['NDK_CCACHE'] = self.ctx.ccache
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env.update({k: v for k, v in environ.items() if k.startswith('CCACHE_')})
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if clang:
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llvm_dirname = split(
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glob(join(self.ctx.ndk_dir, 'toolchains', 'llvm*'))[-1])[-1]
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clang_path = join(self.ctx.ndk_dir, 'toolchains', llvm_dirname,
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'prebuilt', build_platform, 'bin')
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environ['PATH'] = '{clang_path}:{path}'.format(
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clang_path=clang_path, path=environ['PATH'])
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exe = join(clang_path, 'clang')
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execxx = join(clang_path, 'clang++')
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else:
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exe = '{command_prefix}-gcc'.format(command_prefix=command_prefix)
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execxx = '{command_prefix}-g++'.format(command_prefix=command_prefix)
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cc = find_executable(exe, path=environ['PATH'])
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if cc is None:
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print('Searching path are: {!r}'.format(environ['PATH']))
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raise BuildInterruptingException(
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'Couldn\'t find executable for CC. This indicates a '
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'problem locating the {} executable in the Android '
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'NDK, not that you don\'t have a normal compiler '
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'installed. Exiting.'.format(exe))
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if with_flags_in_cc:
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env['CC'] = '{ccache}{exe} {cflags}'.format(
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exe=exe,
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ccache=ccache,
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cflags=env['CFLAGS'])
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env['CXX'] = '{ccache}{execxx} {cxxflags}'.format(
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execxx=execxx,
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ccache=ccache,
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cxxflags=env['CXXFLAGS'])
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else:
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env['CC'] = '{ccache}{exe}'.format(
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exe=exe,
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ccache=ccache)
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env['CXX'] = '{ccache}{execxx}'.format(
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execxx=execxx,
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ccache=ccache)
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env['AR'] = '{}-ar'.format(command_prefix)
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env['RANLIB'] = '{}-ranlib'.format(command_prefix)
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env['LD'] = '{}-ld'.format(command_prefix)
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env['LDSHARED'] = env["CC"] + " -pthread -shared " +\
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"-Wl,-O1 -Wl,-Bsymbolic-functions "
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if self.ctx.python_recipe and self.ctx.python_recipe.from_crystax:
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# For crystax python, we can't use the host python headers:
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env["CFLAGS"] += ' -I{}/sources/python/{}/include/python/'.\
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format(self.ctx.ndk_dir, self.ctx.python_recipe.version[0:3])
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env['STRIP'] = '{}-strip --strip-unneeded'.format(command_prefix)
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env['MAKE'] = 'make -j5'
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env['READELF'] = '{}-readelf'.format(command_prefix)
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env['NM'] = '{}-nm'.format(command_prefix)
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hostpython_recipe = Recipe.get_recipe(
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'host' + self.ctx.python_recipe.name, self.ctx)
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env['BUILDLIB_PATH'] = join(
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hostpython_recipe.get_build_dir(self.arch),
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'build', 'lib.{}-{}'.format(
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build_platform, self.ctx.python_recipe.major_minor_version_string)
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)
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env['PATH'] = environ['PATH']
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env['ARCH'] = self.arch
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env['NDK_API'] = 'android-{}'.format(str(self.ctx.ndk_api))
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if self.ctx.python_recipe and self.ctx.python_recipe.from_crystax:
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env['CRYSTAX_PYTHON_VERSION'] = self.ctx.python_recipe.version
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return env
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class ArchARM(Arch):
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arch = "armeabi"
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toolchain_prefix = 'arm-linux-androideabi'
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command_prefix = 'arm-linux-androideabi'
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platform_dir = 'arch-arm'
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@property
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def target(self):
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target_data = self.command_prefix.split('-')
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return '-'.join(
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['armv7a', 'none', target_data[1], target_data[2]])
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class ArchARMv7_a(ArchARM):
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arch = 'armeabi-v7a'
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def get_env(self, with_flags_in_cc=True, clang=False):
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env = super(ArchARMv7_a, self).get_env(with_flags_in_cc, clang=clang)
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env['CFLAGS'] = (env['CFLAGS'] +
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(' -march=armv7-a -mfloat-abi=softfp '
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'-mfpu=vfp -mthumb'))
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env['CXXFLAGS'] = env['CFLAGS']
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return env
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class Archx86(Arch):
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arch = 'x86'
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toolchain_prefix = 'x86'
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command_prefix = 'i686-linux-android'
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platform_dir = 'arch-x86'
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def get_env(self, with_flags_in_cc=True, clang=False):
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env = super(Archx86, self).get_env(with_flags_in_cc, clang=clang)
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env['CFLAGS'] = (env['CFLAGS'] +
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' -march=i686 -mtune=intel -mssse3 -mfpmath=sse -m32')
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env['CXXFLAGS'] = env['CFLAGS']
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return env
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class Archx86_64(Arch):
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arch = 'x86_64'
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toolchain_prefix = 'x86_64'
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command_prefix = 'x86_64-linux-android'
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platform_dir = 'arch-x86_64'
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def get_env(self, with_flags_in_cc=True, clang=False):
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env = super(Archx86_64, self).get_env(with_flags_in_cc, clang=clang)
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env['CFLAGS'] = (env['CFLAGS'] +
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' -march=x86-64 -msse4.2 -mpopcnt -m64 -mtune=intel')
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env['CXXFLAGS'] = env['CFLAGS']
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return env
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class ArchAarch_64(Arch):
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arch = 'arm64-v8a'
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toolchain_prefix = 'aarch64-linux-android'
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command_prefix = 'aarch64-linux-android'
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platform_dir = 'arch-arm64'
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def get_env(self, with_flags_in_cc=True, clang=False):
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env = super(ArchAarch_64, self).get_env(with_flags_in_cc, clang=clang)
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incpath = ' -I' + join(dirname(__file__), 'includes', 'arm64-v8a')
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env['EXTRA_CFLAGS'] = incpath
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env['CFLAGS'] += incpath
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env['CXXFLAGS'] += incpath
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if with_flags_in_cc:
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env['CC'] += incpath
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env['CXX'] += incpath
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return env
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