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#
# Copyright (C) 2020 The Android Open Source Project
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
"""Helpers for paths."""
import glob
import os
from pathlib import Path
import string
from typing import Optional
import android_version
import constants
import hosts
SCRIPTS_DIR: Path = Path(__file__).resolve().parent
ANDROID_DIR: Path = SCRIPTS_DIR.parents[1]
OUT_DIR: Path = Path(os.environ.get('OUT_DIR', ANDROID_DIR / 'out')).resolve()
DIST_DIR = Path(os.environ.get('DIST_DIR', OUT_DIR)).resolve()
SYSROOTS: Path = OUT_DIR / 'sysroots'
LLVM_PATH: Path = OUT_DIR / 'llvm-project'
PREBUILTS_DIR: Path = ANDROID_DIR / 'prebuilts'
EXTERNAL_DIR: Path = ANDROID_DIR / 'external'
TOOLCHAIN_DIR: Path = ANDROID_DIR / 'toolchain'
TOOLCHAIN_UTILS_DIR: Path = EXTERNAL_DIR / 'toolchain-utils'
TOOLCHAIN_LLVM_PATH: Path = TOOLCHAIN_DIR / 'llvm-project'
KLEAF_VERSIONS_BZL: Path = PREBUILTS_DIR / 'clang' / 'host' / 'linux-x86' / 'kleaf' / 'versions.bzl'
CLANG_PREBUILT_DIR: Path = (PREBUILTS_DIR / 'clang' / 'host' / hosts.build_host().os_tag
/ constants.CLANG_PREBUILT_VERSION)
CLANG_PREBUILT_LIBCXX_HEADERS: Path = CLANG_PREBUILT_DIR / 'include' / 'c++' / 'v1'
WINDOWS_CLANG_PREBUILT_DIR: Path = (PREBUILTS_DIR / 'clang' / 'host' / 'windows-x86'
/ constants.CLANG_PREBUILT_VERSION)
BIONIC_HEADERS: Path = ANDROID_DIR / 'bionic' / 'libc' / 'include'
BIONIC_KERNEL_HEADERS: Path = ANDROID_DIR / 'bionic' / 'libc' / 'kernel' / 'uapi'
GO_BIN_PATH: Path = PREBUILTS_DIR / 'go' / hosts.build_host().os_tag / 'bin'
CMAKE_BIN_PATH: Path = PREBUILTS_DIR / 'cmake' / hosts.build_host().os_tag / 'bin' / 'cmake'
BUILD_TOOLS_DIR: Path = PREBUILTS_DIR / 'build-tools'
BISON_BIN_PATH: Path = BUILD_TOOLS_DIR / hosts.build_host().os_tag / 'bin' / 'bison'
M4_BIN_PATH: Path = BUILD_TOOLS_DIR / hosts.build_host().os_tag / 'bin' / 'm4'
MAKE_BIN_PATH: Path = BUILD_TOOLS_DIR / hosts.build_host().os_tag / 'bin' / 'make'
# Use the musl version of ninja on Linux, it is statically linked and avoids
# problems with LD_LIBRARY_PATH causing ninja to use the wrong libc++.so.
NINJA_BIN_PATH: Path = BUILD_TOOLS_DIR / hosts.build_host().os_tag_musl / 'bin' / 'ninja'
LIBEDIT_SRC_DIR: Path = EXTERNAL_DIR / 'libedit'
LIBNCURSES_SRC_DIR: Path = EXTERNAL_DIR / 'libncurses'
LIBXML2_SRC_DIR: Path = EXTERNAL_DIR / 'libxml2'
SWIG_SRC_DIR: Path = EXTERNAL_DIR / 'swig'
XZ_SRC_DIR: Path = TOOLCHAIN_DIR / 'xz'
ZSTD_SRC_DIR: Path = EXTERNAL_DIR / 'zstd'
NDK_BASE: Path = TOOLCHAIN_DIR / 'prebuilts' / 'ndk' / 'releases' / constants.NDK_VERSION
RISCV64_ANDROID_SYSROOT: Path = TOOLCHAIN_DIR / 'prebuilts' / 'sysroot' / 'platform' / 'riscv64-linux-android'
GCC_ROOT: Path = PREBUILTS_DIR / 'gcc' / hosts.build_host().os_tag
GO_ROOT: Path = PREBUILTS_DIR / 'go' / hosts.build_host().os_tag
MINGW_ROOT: Path = PREBUILTS_DIR / 'gcc' / 'linux-x86' / 'host' / 'x86_64-w64-mingw32-4.8' / 'x86_64-w64-mingw32'
_WIN_ZLIB_PATH: Path = (PREBUILTS_DIR / 'clang' / 'host' / 'windows-x86' /
'toolchain-prebuilts' / 'zlib')
WIN_ZLIB_INCLUDE_PATH: Path = _WIN_ZLIB_PATH / 'include'
WIN_ZLIB_LIB_PATH: Path = _WIN_ZLIB_PATH / 'lib'
KYTHE_RUN_EXTRACTOR = (PREBUILTS_DIR / 'build-tools' / hosts.build_host().os_tag / 'bin' /
'runextractor')
KYTHE_CXX_EXTRACTOR = (PREBUILTS_DIR / 'clang-tools' / hosts.build_host().os_tag / 'bin' /
'cxx_extractor')
KYTHE_OUTPUT_DIR = OUT_DIR / 'kythe-files'
KYTHE_VNAMES_JSON = SCRIPTS_DIR / 'kythe_vnames.json'
ORDERFILE_SCRIPTS_DIR: Path = TOOLCHAIN_DIR / "llvm_android" / "orderfiles" / "scripts"
def pgo_profdata_filename() -> str:
svn_revision = android_version.get_svn_revision_number()
return f'r{svn_revision}.profdata'
def pgo_profdata_tarname() -> str:
svn_revision = android_version.get_svn_revision_number()
return f'pgo-r{svn_revision}.tar.xz'
def pgo_profdata_tar() -> Optional[Path]:
profile_env = os.getenv('LLVM_PGO_PROFILE')
if profile_env is not None:
profile = Path(glob.glob(profile_env)[0])
else:
profile = (PREBUILTS_DIR / 'clang' / 'host' / 'linux-x86' / 'profiles' /
pgo_profdata_tarname())
return profile if profile.exists() else None
def bolt_fdata_tarname() -> str:
svn_revision = android_version.get_svn_revision_number()
return f'bolt-r{svn_revision}.tar.xz'
def bolt_fdata_tar() -> Optional[Path]:
profile_env = os.getenv('LLVM_BOLT_PROFILE')
if profile_env is not None:
profile = Path(glob.glob(profile_env)[0])
else:
profile = (PREBUILTS_DIR / 'clang' / 'host' / 'linux-x86' / 'profiles' /
bolt_fdata_tarname())
return profile if profile.exists() else None
def mlgo_model(filename: str) -> Optional[Path]:
model = (PREBUILTS_DIR / 'clang' / 'host' / 'linux-x86' / 'mlgo-models' /
filename)
return model if model.exists() else None
def get_package_install_path(host: hosts.Host, package_name) -> Path:
return OUT_DIR / 'install' / host.os_tag / package_name
def get_python_dir(host: hosts.Host) -> Path:
"""Returns the path to python for a host."""
return PREBUILTS_DIR / 'python' / host.os_tag
def determine_python_ver() -> str:
python_path = get_python_dir(hosts.Host.Linux)
versions = list(python_path.glob("include/python*"))
if len(versions) != 1:
raise RuntimeError(
"Could not determine unique Python version from "
f"{python_path / 'include'}"
)
return versions[0].name.removeprefix("python")
_PYTHON_VER = determine_python_ver()
_PYTHON_VER_SHORT = _PYTHON_VER.replace('.', '')
def get_python_executable(host: hosts.Host) -> Path:
"""Returns the path to python executable for a host."""
python_root = get_python_dir(host)
return {
hosts.Host.Linux: python_root / 'bin' / f'python{_PYTHON_VER}',
hosts.Host.Darwin: python_root / 'bin' / f'python{_PYTHON_VER}',
hosts.Host.Windows: python_root / 'python.exe',
}[host]
def get_python_include_dir(host: hosts.Host) -> Path:
"""Returns the path to python include dir for a host."""
python_root = get_python_dir(host)
return {
hosts.Host.Linux: python_root / 'include' / f'python{_PYTHON_VER}',
hosts.Host.Darwin: python_root / 'include' / f'python{_PYTHON_VER}',
hosts.Host.Windows: python_root / 'include',
}[host]
def get_python_lib(host: hosts.Host) -> Path:
"""Returns the path to python lib for a host."""
python_root = get_python_dir(host)
return {
hosts.Host.Linux: python_root / 'lib' / f'libpython{_PYTHON_VER}.so',
hosts.Host.Darwin: python_root / 'lib' / f'libpython{_PYTHON_VER}.dylib',
hosts.Host.Windows: python_root / 'libs' / f'python{_PYTHON_VER_SHORT}.lib',
}[host]
def get_python_dynamic_lib(host: hosts.Host) -> Path:
"""Returns the path to python runtime dynamic lib for a host."""
python_root = get_python_dir(host)
return {
hosts.Host.Linux: python_root / 'lib' / f'libpython{_PYTHON_VER}.so.1.0',
hosts.Host.Darwin: python_root / 'lib' / f'libpython{_PYTHON_VER}.dylib',
hosts.Host.Windows: python_root / f'python{_PYTHON_VER_SHORT}.dll',
}[host]
def get_tensorflow_path() -> Optional[Path]:
path = os.getenv('TENSORFLOW_INSTALL')
if path is not None and Path(path).is_dir():
return path
return None
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