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bootstrap.py
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bootstrap.py
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import multiprocessing
import os
import sys
import json
import shutil
from subprocess import Popen, call, DEVNULL, check_output
from typing import List
ALL_FEATURES = ['dsl', 'python', 'gui', 'cuda', 'cpu', 'remote', 'dx', 'metal', 'vulkan', 'tests', 'clangcxx']
ALL_DEPENDENCIES = ['rust', 'ninja', 'xmake', 'cmake']
ALL_CMAKE_DEPENDENCIES = ['ninja', 'cmake', 'rust']
ALL_XMAKE_DEPENDENCIES = ['xmake', 'rust']
DEPS_DIR = '.deps'
DOWNLOAD_DIR = f'{DEPS_DIR}/downloads'
class Colors:
RED = '\033[91m'
GREEN = '\033[92m'
YELLOW = '\033[93m'
BOLD = '\033[1m'
END = '\033[0m'
def check_rust():
try:
ret = call(['rustc', '--version'], stdout=DEVNULL, stderr=DEVNULL)
return ret == 0
except FileNotFoundError:
# try the default install location
# %USERPROFILE%\.cargo\bin
try:
ret = call([os.path.expanduser('~/.cargo/bin/rustc'), '--version'], stdout=DEVNULL, stderr=DEVNULL)
return ret == 0
except FileNotFoundError:
pass
return False
def check_cmake(cmake_exe):
try:
ret = call([cmake_exe, '--version'], stdout=DEVNULL, stderr=DEVNULL)
return ret == 0
except FileNotFoundError:
return False
def check_xmake(xmake_exe):
try:
ret = call([xmake_exe, '--version'], stdout=DEVNULL, stderr=DEVNULL)
return ret == 0
except FileNotFoundError:
return False
def check_nvcc():
try:
ret = call(['nvcc', '--version'], stdout=DEVNULL, stderr=DEVNULL)
return ret == 0
except FileNotFoundError:
return False
def check_ninja(ninja_exe):
try:
ret = call([ninja_exe, '--version'], stdout=DEVNULL, stderr=DEVNULL)
return ret == 0
except FileNotFoundError:
return False
def check_vk():
try:
ret = call(['vulkaninfo'], stdout=DEVNULL, stderr=DEVNULL)
return ret == 0
except FileNotFoundError:
return False
def print_red(msg, *args, **kwargs):
print(Colors.RED + msg.format(*args, **kwargs) + Colors.END, *args, **kwargs)
print_missing_rust_warning = False
def missing_rust_warning():
print_red("Warning: Rust is required for future releases.", file=sys.stderr)
print_red('We strongly recommend you to install Rust **now** to prevent future breakage.', file=sys.stderr)
print_red("Please install Rust manually or by running `python bootstrap.py -i rust`.", file=sys.stderr)
print_red('Features require Rust:', file=sys.stderr)
print_red(' - CPU backend', file=sys.stderr)
print_red(' - Remote backend', file=sys.stderr)
print_red(' - IR module', file=sys.stderr)
print_red(' - Automatic differentiation', file=sys.stderr)
def get_available_features():
global print_missing_rust_warning
# CPU and Remote are always enabled
features = ['dsl', 'python', 'gui', 'tests']
if check_rust():
features.append('cpu')
features.append('remote')
else:
print_missing_rust_warning = True
# enable DirectX on Windows by default
if sys.platform == 'win32':
features.append('dx')
# enable Metal on macOS by default
if sys.platform == 'darwin':
features.append('metal')
# enable CUDA if available
try:
if 'CUDA_PATH' in os.environ or check_nvcc():
features.append('cuda')
except FileNotFoundError:
pass
try:
if 'VULKAN_SDK' in os.environ or 'VK_SDK_PATH' in os.environ or check_vk():
features.append('vulkan')
except FileNotFoundError:
pass
return features
def get_default_toolchain():
if sys.platform == 'win32':
return 'msvc'
elif sys.platform == 'darwin':
return 'llvm'
elif sys.platform == 'linux':
return 'gcc'
else:
raise ValueError(f'Unknown platform: {sys.platform}')
def download_file(url: str, name: str):
if not os.path.exists(DOWNLOAD_DIR):
os.makedirs(DOWNLOAD_DIR)
output_path = f'{DOWNLOAD_DIR}/{name}'
import urllib.request
print(f'Downloading "{url}" to "{output_path}"...')
max_tries = 3
for i in range(max_tries):
try:
urllib.request.urlretrieve(url, output_path)
return output_path
except Exception as e:
print(f'Failed to download "{url}": {e}. Retrying ({i + 2}/{max_tries})...')
def unzip_file(in_path: str, out_path: str):
if in_path.lower().endswith('.zip'):
import zipfile
print(f'Unzipping "{in_path}" to "{out_path}"...')
with zipfile.ZipFile(in_path, 'r') as zip_ref:
zip_ref.extractall(out_path)
elif in_path.lower().endswith('.tar.gz'):
import tarfile
print(f'Unzipping "{in_path}" to "{out_path}"...')
with tarfile.open(in_path, 'r:gz') as tar_ref:
tar_ref.extractall(out_path)
else:
raise ValueError(f'Unknown file type: {in_path}')
def install_ninja(skip_installed):
if skip_installed and os.path.exists(f'{DEPS_DIR}/ninja_bin'):
pass
if sys.platform == 'win32':
ninja_platform = 'win'
elif sys.platform == 'linux':
ninja_platform = 'linux'
elif sys.platform == 'darwin':
ninja_platform = 'mac'
else:
raise ValueError(f'Unknown platform: {sys.platform}')
ninja_version = "1.11.1"
ninja_file = f"ninja-{ninja_platform}.zip"
ninja_url = f"https://github.com/ninja-build/ninja/releases/download/v{ninja_version}/{ninja_file}"
zip_path = download_file(ninja_url, ninja_file)
unzip_file(zip_path, DEPS_DIR)
if sys.platform == 'win32':
ninja_bin = f"{DEPS_DIR}/ninja.exe"
else:
ninja_bin = f"{DEPS_DIR}/ninja"
call(['chmod', '+x', ninja_bin])
with open(f"{DEPS_DIR}/ninja_bin", 'w') as f:
f.write(ninja_bin)
def install_xmake(skip_installed):
if skip_installed and os.path.exists(f"{DEPS_DIR}/xmake_bin"):
return
ps_file = download_file("https://fastly.jsdelivr.net/gh/xmake-io/xmake@master/scripts/get.ps1", "get_xmake.ps1")
with open(ps_file, 'r') as f:
ps_script = f.read()
# find the latest version $LastRelease = "value"
last_release = ps_script.split('$LastRelease = "')[1].split('"')[0]
if sys.platform == 'win32':
file_name = "xmake-master.win64.zip"
xmake_url = f"https://github.com/xmake-io/xmake/releases/download/{last_release}/{file_name}"
xmake_file = download_file(xmake_url, file_name)
unzip_file(xmake_file, DEPS_DIR)
with open(f"{DEPS_DIR}/xmake_bin", "w") as f:
f.write(f"{DEPS_DIR}/xmake/xmake.exe")
else:
file_name = f"xmake-master.tar.gz"
xmake_url = f"https://github.com/xmake-io/xmake/releases/download/{last_release}/{file_name}"
xmake_file = download_file(xmake_url, file_name)
unzip_file(xmake_file, DEPS_DIR)
output_dir = f'{DEPS_DIR}/xmake-{last_release.replace("v", "")}'
call(['sh', './configure'], cwd=output_dir)
call(['make', f'-j{multiprocessing.cpu_count()}'], cwd=output_dir)
call(['make', 'install', 'PREFIX=.'], cwd=output_dir)
with open(f"{DEPS_DIR}/xmake_bin", "w") as f:
f.write(f"{output_dir}/bin/xmake")
def install_cmake(skip_installed):
if skip_installed and os.path.exists(f'{DEPS_DIR}/cmake_bin'):
return
if sys.platform == 'win32':
cmake_platform = 'windows'
cmake_suffix = 'zip'
cmake_arch = 'x86_64'
elif sys.platform == 'linux':
cmake_platform = 'linux'
cmake_suffix = 'tar.gz'
cmake_arch = 'x86_64'
elif sys.platform == 'darwin':
cmake_platform = 'macos'
cmake_suffix = 'tar.gz'
cmake_arch = 'universal'
else:
raise ValueError(f'Unknown platform: {sys.platform}')
cmake_version = "3.26.3"
cmake_file = f"cmake-{cmake_version}-{cmake_platform}-{cmake_arch}"
cmake_url = f"https://github.com/Kitware/CMake/releases/download/v{cmake_version}/{cmake_file}.{cmake_suffix}"
zip_path = download_file(cmake_url, f"{cmake_file}.{cmake_suffix}")
unzip_file(zip_path, DEPS_DIR)
# symlink the executable
with open(f'{DEPS_DIR}/cmake_bin', 'w') as f:
if sys.platform == 'win32':
f.write(f"{DEPS_DIR}/{cmake_file}/bin/cmake.exe")
elif sys.platform == 'darwin':
f.write(f"{DEPS_DIR}/{cmake_file}/CMake.app/Contents/bin/cmake")
else: # linux
call(['chmod', '+x', f"{DEPS_DIR}/{cmake_file}/bin/cmake"])
f.write(f"{DEPS_DIR}/{cmake_file}/bin/cmake")
def install_rust(skip_installed):
if skip_installed and check_rust():
return
if sys.platform == 'win32':
# download https://static.rust-lang.org/rustup/dist/i686-pc-windows-gnu/rustup-init.exe
rustup_init_exe = download_file('https://static.rust-lang.org/rustup/dist/i686-pc-windows-gnu/rustup-init.exe',
'rustup-init.exe')
call([rustup_init_exe, '-y'])
elif sys.platform == 'linux' or sys.platform == 'darwin':
os.system('curl https://sh.rustup.rs -sSf | sh -s -- -y')
else:
raise ValueError(f'Unknown platform: {sys.platform}')
def install_deps(deps, skip_installed):
if deps:
print(f'Installing dependencies: {", ".join(deps)}')
for dep in deps:
if dep == 'rust':
install_rust(skip_installed)
elif dep == 'ninja':
install_ninja(skip_installed)
elif dep == 'cmake':
install_cmake(skip_installed)
elif dep == 'xmake':
install_xmake(skip_installed)
def get_config(parsed_args):
config = {
'cmake_args': [],
'xmake_args': [],
'output': 'build',
}
# check if config.json exists
if os.path.exists('config.json'):
with open('config.json', 'r') as f:
config.update(json.load(f))
config['build_system'] = parsed_args['build_system']
if "toolchain" in parsed_args:
config['toolchain'] = parsed_args['toolchain']
if "output" in parsed_args:
config['output'] = parsed_args['output']
if "features" in parsed_args:
config['features'] = parsed_args['features']
def find_program(name):
if os.path.exists(f'{DEPS_DIR}/{name}_bin'):
with open(f'{DEPS_DIR}/{name}_bin', 'r') as f:
return os.path.abspath(f.read().strip())
else:
return name
if config["build_system"] == "cmake":
if "additional_args" in parsed_args:
config['cmake_args'] += parsed_args['additional_args']
if "cmake_exe" not in config or config["cmake_exe"] == "cmake":
config['cmake_exe'] = find_program("cmake")
if "ninja_exe" not in config or config["ninja_exe"] == "ninja":
config['ninja_exe'] = find_program("ninja")
elif config["build_system"] == "xmake":
if "additional_args" in parsed_args:
config['xmake_args'] += parsed_args['additional_args']
if "xmake_exe" not in config or config["xmake_exe"] == "xmake":
config['xmake_exe'] = find_program("xmake")
available_features = get_available_features()
if "features" not in config:
config['features'] = available_features
else:
config['features'] = [f for f in config['features'] if f in available_features]
return config
def print_help():
print('Usage: python bootstrap.py [build system] [mode] [options]')
print('Build system:')
print(' cmake Use CMake')
print(' xmake Use xmake')
print('Mode (required only when "--config | -c" or "--build | -b" is specified):')
print(' release Release mode (default)')
print(' debug Debug mode')
print(' reldbg Release with debug infomation mode')
print('Options:')
print(' --ignore-submodules Skip the submodule integrity check')
print(' --config | -c Configure build system')
print(
' --build | -b [N] Build with N threads (default: number of CPU cores; this options implies "--config | -c")')
print(' --toolchain | -t [toolchain] Configure toolchain (effective only',
'when "--config | -c" or "--build | -b" is specified)')
print(' Toolchains:')
print(' msvc[-version] Use MSVC toolchain (default on Windows; available on Windows only)')
print(' llvm[-version] Use LLVM toolchain (default on macOS; available on Windows, macOS, and Linux)')
print(' gcc[-version] Use GCC toolchain (default on Linux; available on Linux only)')
print(' --features | -f [[no-]features] Add/remove features')
print(' Features:')
print(' all Enable all features listed below that are detected available')
print(' [no-]dsl Enable (disable) C++ DSL support')
print(' [no-]python Enable (disable) Python support')
print(' [no-]gui Enable (disable) GUI support')
print(' [no-]cuda Enable (disable) CUDA backend')
print(' [no-]cpu Enable (disable) CPU backend')
print(' [no-]remote Enable (disable) remote backend')
print(' [no-]dx Enable (disable) DirectX backend')
print(' [no-]metal Enable (disable) Metal backend')
print(' [no-]vulkan Enable (disable) Vulkan backend')
print(' [no-]clangcxx Enable (disable) ClangTooling-based C++ AOT shading language')
print(' [no-]tests Enable (disable) tests (requires and will enable the `dsl` feature if set on)')
print(' --clean | -C Clean build directory')
print(' --install | -i [deps] Install dependencies')
print(' Dependencies:')
print(' all Install all dependencies required by CMake and XMake builds',
'(' + ', '.join(ALL_DEPENDENCIES) + ')')
print(' all-cmake Install all dependencies required by CMake builds',
'(' + ', '.join(ALL_CMAKE_DEPENDENCIES) + ')')
print(' all-xmake Install all dependencies required by XMake builds',
'(' + ', '.join(ALL_XMAKE_DEPENDENCIES) + ')')
print(' rust Install Rust toolchain')
print(' cmake Install CMake')
print(' xmake Install xmake')
print(' ninja Install Ninja')
print(' --skip-installed | -s Skip installing dependencies that are already installed')
print(' --output | -o [folder] Path to output directory (default: build)')
print(' -- [args] Pass arguments to build system')
def dump_cmake_options(config: dict):
with open("scripts/options.cmake.template") as f:
options = f.read()
for feature in config['features']:
options = options.replace(f'[[feature_{feature}]]', 'ON')
for feature in ALL_FEATURES:
if feature not in config['features']:
options = options.replace(f'[[feature_{feature}]]', 'OFF')
with open("scripts/options.cmake", 'w') as f:
f.write(options)
def dump_xmake_options(config: dict):
xmake_var = config.get("xmake_exe")
if xmake_var is None:
xmake_var = "xmake"
cmd = f"{xmake_var} lua scripts/write_options.lua"
if "toolchain" in config:
cmd += " toolchain=" + config["toolchain"]
features = config['features']
def add_feature(option: str, feature: str):
if feature in features:
return f" {option}=true"
else:
return f" {option}=false"
if features:
cmd += add_feature("enable_dsl", "dsl")
cmd += add_feature("python", "python")
cmd += add_feature("enable_gui", "gui")
cmd += add_feature("dx_backend", "dx")
cmd += add_feature("cuda_backend", "cuda")
cmd += add_feature("metal_backend", "metal")
# cmd += add_feature("remote_backend", "remote")
cmd += add_feature("cpu_backend", "cpu")
cmd += add_feature("enable_ir", "cpu")
os.system(cmd)
def dump_build_system_options(config: dict):
build_sys = config['build_system']
if build_sys == 'cmake':
dump_cmake_options(config)
elif build_sys == 'xmake':
dump_xmake_options(config)
else:
raise ValueError(f'Unknown build system: {build_sys}')
def find_msvc(version, pattern):
if os.path.exists(f'{DEPS_DIR}/vswhere_bin'):
with open(f'{DEPS_DIR}/vswhere_bin', 'r') as f:
vswhere_exe = f.read().strip()
else:
vswhere_version = '3.1.1'
vswhere_url = f'https://github.com/microsoft/vswhere/releases/download/{vswhere_version}/vswhere.exe'
vswhere_exe = download_file(vswhere_url, 'vswhere.exe')
with open(f'{DEPS_DIR}/vswhere_bin', 'w') as f:
f.write(vswhere_exe)
if version is None:
version_args = []
elif version == 2019 or version == 16:
version_args = ['-version', '[16.0,17.0)']
elif version == 2022 or version == 17:
version_args = ['-version', '[17.0,18.0)']
else:
if version != 0:
print_red(f'Unsupported MSVC version: {version}. Using latest version.')
version_args = ['-latest']
vswhere_args = [vswhere_exe, '-format', 'json', '-utf8',
'-nologo', '-sort', '-products', '*', '-find', pattern] + version_args
try:
output = check_output(vswhere_args)
except Exception as e:
print_red(f'Failed to find MSVC: {e}')
return None
def parse_msvc_version(path):
try:
path = path.replace('\\', '/').lower().replace(pattern, '').split('/')[-1]
return [int(x) for x in path.split('.')]
except:
return [0, 0, 0]
output = json.loads(output.decode('utf-8'))
if not output:
print_red('Failed to find MSVC')
return None
sorted_output = [x.replace('\\', '/') for x in sorted(output, key=lambda x: parse_msvc_version(x))]
if version is None:
return sorted_output
else:
return sorted_output[-1]
def find_llvm(version):
found_clang = {}
candidate_paths = os.environ.get('PATH', '')
if sys.platform == 'win32':
candidate_paths = [p.replace('\\', '/').strip() for p in candidate_paths.split(';') if p.strip()]
clang_from_prog = 'C:/Program Files/LLVM/bin'
if os.path.exists(clang_from_prog) and clang_from_prog not in candidate_paths:
candidate_paths.append(clang_from_prog)
clang_from_vs = find_msvc(None, '**/VC/Tools/Llvm/x64/bin/clang-cl.exe')
if clang_from_vs:
candidate_paths += [os.path.dirname(x) for x in clang_from_vs]
else:
candidate_paths = [p.strip() for p in candidate_paths.split(':') if p.strip()]
def get_llvm_version(clang_exe):
try:
output = check_output([clang_exe, '--version']).decode('utf-8')
index = output.index('clang version')
output = output[index:].split('\n')[0].strip()
v = [int(x) for x in output.split(' ')[2].split('.')]
return v if v[0] == version or version == 0 else None
except:
return None
for path in candidate_paths:
clang_exe = f'{path}/clang'
clang_version = get_llvm_version(clang_exe)
if clang_version:
found_clang[clang_exe] = clang_version
if not found_clang:
print_red('Failed to find LLVM')
return None
clang_exe = sorted(found_clang, key=lambda x: found_clang[x])
for c in clang_exe:
print(f'Found LLVM: {c} (version = {".".join([str(x) for x in found_clang[c]])})')
return os.path.dirname(clang_exe[-1])
def prepare_msvc_environment(toolchain_version: int):
vcvars_bat = find_msvc(toolchain_version, '**/Auxiliary/Build/vcvars64.bat')
if not vcvars_bat:
return None
try:
env_vars = check_output([vcvars_bat, '&&', sys.executable, '-c',
'import os; import json; print("[[ENVIRON]] =", json.dumps(dict(os.environ)))'])
except Exception as e:
print_red(f'Failed to dump environment variables: {e}')
return None
env_vars = env_vars.decode('utf-8').split('[[ENVIRON]] = ')[1]
env_vars = json.loads(env_vars)
os.environ.update(env_vars)
def prepare_toolchain_environment(build_config, build_system):
toolchain = build_config['toolchain']
version = build_config['toolchain_version']
if toolchain == 'msvc':
if build_system == "cmake":
prepare_msvc_environment(version)
elif toolchain == 'llvm':
pass
elif toolchain == 'gcc':
pass
else:
raise ValueError(f'Unknown toolchain: {toolchain}-{version}')
def build_system_config_args_cmake(config: dict, mode: str, toolchain: str, toolchain_version: int):
args = config['cmake_args']
cmake_mode = {
'debug': 'Debug',
'release': 'Release',
'reldbg': 'RelWithDebInfo'
}
args.append(f'-DCMAKE_BUILD_TYPE={cmake_mode[mode]}')
if toolchain == 'msvc':
args.append(f'-DCMAKE_C_COMPILER=cl.exe')
args.append(f'-DCMAKE_CXX_COMPILER=cl.exe')
elif toolchain == 'llvm':
llvm_bin = find_llvm(toolchain_version).replace('\\', '/')
if sys.platform == 'win32':
args.append(f"-DCMAKE_C_COMPILER={llvm_bin}/clang-cl.exe")
args.append(f"-DCMAKE_CXX_COMPILER={llvm_bin}/clang-cl.exe")
else:
args.append(f"-DCMAKE_C_COMPILER={llvm_bin}/clang")
args.append(f"-DCMAKE_CXX_COMPILER={llvm_bin}/clang++")
elif toolchain == 'gcc':
if toolchain_version == 0:
gcc_exe = "gcc"
gxx_exe = "g++"
else:
gcc_exe = f"gcc-{toolchain_version}"
gxx_exe = f"g++-{toolchain_version}"
try:
check_output([gcc_exe, '--version'])
check_output([gxx_exe, '--version'])
except:
print_red(f'Failed to find GCC-{toolchain_version}')
return None
args.append(f"-DCMAKE_C_COMPILER={gcc_exe}")
args.append(f"-DCMAKE_CXX_COMPILER={gxx_exe}")
return args
def build_system_config_args_xmake(config: dict, mode: str, toolchain: str, toolchain_version: int):
args = config['xmake_args']
xmake_mode = {
'debug': 'debug',
'release': 'release',
'reldbg': 'releasedbg'
}
args.append('-m')
args.append(xmake_mode[mode])
args.append("-c")
return args
def build_system_config_args(config, mode, toolchain, toolchain_version):
if config['build_system'] == 'cmake':
return build_system_config_args_cmake(config, mode, toolchain, toolchain_version)
elif config['build_system'] == 'xmake':
return build_system_config_args_xmake(config, mode, toolchain, toolchain_version)
else:
raise ValueError(f'Unknown build system: {config["build_system"]}')
def get_build_config(build_dir, parsed_args):
build_config = {
'mode': 'release',
'toolchain_version': 0,
'jobs': multiprocessing.cpu_count(),
}
if os.path.exists(os.path.join(build_dir, 'build_config.json')):
with open(os.path.join(build_dir, 'build_config.json')) as f:
build_config.update(json.load(f))
if 'mode' in parsed_args:
build_config['mode'] = parsed_args['mode']
if 'build' in parsed_args:
build_config['jobs'] = parsed_args['build']
toolchain = get_default_toolchain()
if 'toolchain' in parsed_args:
toolchain = parsed_args['toolchain']
build_config.pop('toolchain_version')
elif 'toolchain' in build_config:
toolchain = build_config['toolchain']
toolchain_version = 0
if 'toolchain_version' in build_config:
toolchain_version = build_config['toolchain_version']
if '-' in toolchain:
toolchain, toolchain_version = toolchain.split('-')
toolchain_version = int(toolchain_version)
build_config['toolchain'] = toolchain
build_config['toolchain_version'] = toolchain_version
return build_config
def init_submodule():
import configparser
git_submodules = configparser.ConfigParser()
git_submodules.read(".gitmodules")
git_submodules = {git_submodules[sec]['path']: git_submodules[sec]['url']
for sec in git_submodules.sections()}
if os.path.exists('.git'):
for i in range(3):
if os.system('git submodule update --init --recursive') == 0:
break
else:
print_red('Warning: this repository seems not to be a git repository.')
print_red('It is likely you have download the zip file from GitHub.')
print_red('We will try to fix the missing submodules but we strongly')
print_red('recommend that you **clone** the repository with --recursive option.')
for path, url in git_submodules.items():
if not os.path.exists(f'{path}/.git'):
print(f'Cloning submodule {path} from {url}')
for i in range(3):
if os.system(f'git clone --recursive {url} {path}') == 0:
break
else:
print(f'Updating submodule {path}')
for i in range(3):
if call(['git', 'pull'], cwd=path) == 0:
break
for i in range(3):
if call(['git', 'submodule', 'update', '--init', '--recursive'], cwd=path) == 0:
break
for s in git_submodules:
if not os.path.exists(s):
print_red(f'Fatal error: submodule in {s} not found.')
print_red('Please clone the repository with --recursive option.')
sys.exit(1)
def parse_cli_args(args):
if len(args) == 1 or '--help' in args or '-h' in args:
print_help()
return None
args = args[1:]
# find the first '--' and treat everything after it as additional arguments
additional_args = []
if '--' in args:
index = args.index('--')
additional_args = args[index + 1:]
args = args[:index]
# find the first argument that starts with '-'
index = 0
while index < len(args):
if args[index].startswith('-'):
break
index += 1
positional_args = args[:index]
args = args[index:]
arg_keys = {
'-b': 'build',
'-c': 'config',
'-C': 'clean',
'-o': 'output',
'-i': 'install',
'-t': 'toolchain',
'-f': "features",
'-s': 'skip-installed',
'--build': 'build',
'--config': 'config',
'--clean': 'clean',
'--output': 'output',
'--install': 'install',
'--toolchain': 'toolchain',
'--features': 'features',
'--skip-installed': 'skip-installed',
'--ignore-submodules': 'ignore-submodules',
}
# parse keyword arguments
keyword_args = {}
i = 0
while i < len(args):
arg = args[i]
values = []
assert arg.startswith('-')
i += 1
while i < len(args) and not args[i].startswith('-'):
values.append(args[i])
i += 1
if arg in arg_keys:
arg = arg_keys[arg]
if arg not in keyword_args:
keyword_args[arg] = values
else:
keyword_args[arg].extend(values)
else:
print_red(f'Ignoring invalid keyword argument: {arg} {" ".join(values)}')
parsed_args = {}
# build system
if 'xmake' in positional_args:
parsed_args['build_system'] = 'xmake'
positional_args.remove('xmake')
elif 'cmake' in positional_args:
parsed_args['build_system'] = 'cmake'
positional_args.remove('cmake')
# build mode
if 'debug' in positional_args:
parsed_args['mode'] = 'debug'
positional_args.remove('debug')
elif 'release' in positional_args:
parsed_args['mode'] = 'release'
positional_args.remove('release')
elif 'reldbg' in positional_args:
parsed_args['mode'] = 'reldbg'
positional_args.remove('reldbg')
if 'ignore-submodules' in positional_args:
parsed_args['ignore-submodules'] = True
positional_args.remove('ignore-submodules')
else:
parsed_args['ignore-submodules'] = False
if positional_args:
print_red(f'Invalid positional arguments: {positional_args}')
print_help()
return None
# features
if 'features' in keyword_args:
features = keyword_args['features']
if not keyword_args['features']:
print_red('"--feature | -f" is specified on the command line but no features specified.')
print_help()
return None
valid_features = set()
for f in features:
f = f.lower()
if f == 'all':
valid_features.update(ALL_FEATURES)
elif f in ALL_FEATURES:
valid_features.add(f)
if f == "tests":
valid_features.add("dsl")
elif f.startswith('no-'):
valid_features.discard(f[3:])
if f[3:] == "dsl":
valid_features.discard("tests")
else:
print_red(f'Ignoring invalid feature "{f}"')
parsed_args['features'] = list(valid_features)
# deps
if 'install' in keyword_args:
if not keyword_args['install']:
print_red('"--install | -i" is specified on the command line but no dependencies specified.')
print_help()
return None
valid_deps = set()
for dep in keyword_args['install']:
dep = dep.lower()
if dep == 'all':
valid_deps.update(ALL_DEPENDENCIES)
elif dep == 'all-cmake':
valid_deps.update(ALL_CMAKE_DEPENDENCIES)
elif dep == 'all-xmake':
valid_deps.update(ALL_XMAKE_DEPENDENCIES)
elif dep in ALL_DEPENDENCIES:
valid_deps.add(dep)
else:
print_red(f'Ignoring invalid dependency "{dep}"')
parsed_args['install'] = list(valid_deps)
# output
if 'output' in keyword_args:
output = keyword_args['output']
if not output:
print_red('"--output | -o" is specified on the command line but no output specified.')
print_help()
return None
if len(output) > 1:
print_red(f'"--output | -o" is specified on the command line but has more than one arguments: {output}.')
print_help()
return None
parsed_args['output'] = output[0]
# toolchain
if 'toolchain' in keyword_args:
toolchain = keyword_args['toolchain']
if not toolchain:
print_red('"--toolchain | -t" is specified on the command line but no toolchain specified.')
print_help()
return None
if len(toolchain) > 1:
print_red(
f'"--toolchain | -t" is specified on the command line but has more than one arguments: {toolchain}.')
print_help()
return None
toolchain = toolchain[0].lower()
if not toolchain.startswith('msvc') and not toolchain.startswith('gcc') and not toolchain.startswith('llvm'):
print_red(f'Unknown toolchain: {toolchain}')
print_help()
return None
parsed_args['toolchain'] = toolchain
# build jobs
if 'build' in keyword_args:
build_jobs = keyword_args['build']
if not build_jobs:
jobs = multiprocessing.cpu_count()
elif len(build_jobs) == 1 and build_jobs[0].isdigit():
jobs = int(build_jobs[0]) or multiprocessing.cpu_count()
else:
print_red(
f'"--build | -b" requires none or one integral argument. The specified value(s) {keyword_args["build"]} will be ignored.')
jobs = multiprocessing.cpu_count()
parsed_args['build'] = max(jobs, 1)
# bool options
if 'clean' in keyword_args:
if keyword_args['clean']:
print_red(
f'"--clean | -C" requires no arguments. The specified value(s) {keyword_args["clean"]} will be ignored.')
parsed_args['clean'] = True
if 'config' in keyword_args:
if keyword_args['config']:
print_red(
f'"--config | -C" requires no arguments. The specified value(s) {keyword_args["config"]} will be ignored.')
parsed_args['config'] = True
if 'ignore-submodules' in keyword_args:
if keyword_args['ignore-submodules']:
print_red(
f'"--ignore-submodules" requires no arguments. The specified value(s) {keyword_args["ignore-submodules"]} will be ignored.')
parsed_args['ignore-submodules'] = True
if 'skip-installed' in keyword_args:
if keyword_args['skip-installed']:
print_red(
f'"--skip-installed" requires no arguments. The specified value(s) {keyword_args["skip-installed"]} will be ignored.')
parsed_args['skip_installed'] = True
# additional args
parsed_args['additional_args'] = additional_args
return parsed_args
def config_project(config, build_config):
output = config['output'].replace('\\', '/')
build_system = config['build_system']
mode = build_config['mode']
toolchain = build_config['toolchain']
toolchain_version = build_config['toolchain_version']
print(f'Build System: {build_system}')
print(f'Configuration')
print(f' Mode: {mode}')
print(f' Toolchain: {toolchain}-{toolchain_version if toolchain_version else "default"}')
print(f' Output: {output}')
args = build_system_config_args(config, mode, toolchain, toolchain_version)
if args is None:
print_red('Failed to generate build system arguments.')
return 1
if "additional_args" in config:
args += config["additional_args"]
if config['build_system'] == 'cmake':
cmake_exe = config['cmake_exe']
ninja_exe = config['ninja_exe']
if not check_cmake(cmake_exe):
print_red('CMake not found. Please install CMake first.')
print_red('CMake can be installed by running `python3 bootstrap.py -i cmake`.')
return 1
if not check_ninja(ninja_exe):
print_red('Ninja not found. Please install Ninja first.')
print_red('Ninja can be installed by running `python3 bootstrap.py -i ninja`.')
return 1
ninja_exe = ninja_exe.replace('\\', '/')
args = [cmake_exe, '-S', '.', '-B', output, '-G', 'Ninja',
f'-DCMAKE_MAKE_PROGRAM={ninja_exe}'] + args
print(f'Configuring the project: {" ".join(args)}')
return call(args)
elif config['build_system'] == 'xmake':
xmake_exe = config['xmake_exe']
if not check_xmake(xmake_exe):
print_red('xmake not found. Please install xmake first.')
print_red('xmake can be installed by running `python3 bootstrap.py -i xmake`.')
return 1
args = [xmake_exe, 'f'] + args + ['-o', output]
print(f'Configuring the project: {" ".join(args)}')
return call(args)
else:
print_red(f'Unknown build system: {config["build_system"]}')
return 1
def build_project(config, build_config):
output = config['output'].replace('\\', '/')
build_system = config['build_system']
build_jobs = build_config['jobs']
if build_system == 'cmake':
cmake_exe = config['cmake_exe']
args = [cmake_exe, '--build', output, '-j', str(build_jobs)]
print(f'Building the project: {" ".join(args)}')
return call(args)
elif build_system == 'xmake':
xmake_exe = config['xmake_exe']
print(f'Building the project: xmake')
args = [xmake_exe, '-w', '-j', str(build_jobs)]
return call(args)
else:
print_red(f'Unknown build system: {config["build_system"]}')
return 1
def main(args: List[str]):
parsed_args = parse_cli_args(args)
if parsed_args is None:
return
print(parsed_args)
if not parsed_args.get("ignore-submodules"):
init_submodule()
# install deps: this is done before config because feature detection may require deps
if 'install' in parsed_args:
install_deps(parsed_args['install'], parsed_args.get('skip-installed', False))
run_build = 'build' in parsed_args
run_config = run_build or ('config' in parsed_args and parsed_args['config'])
config = get_config(parsed_args)
# write config.json
with open('config.json', 'w') as f:
json.dump(config, f, indent=4)
if "build_system" not in config:
print_red('Build system not specified. No config, build, or clean will be performed.')
return
# dump build system options, e.g., options.cmake and options.lua
dump_build_system_options(config)
# get build config
output = config['output'].replace('\\', '/')
build_config = get_build_config(output, parsed_args)
if "clean" in parsed_args: