1#!/usr/bin/env python3 2# Copyright 2023 The Khronos Group Inc. 3# Copyright 2023 Valve Corporation 4# Copyright 2023 LunarG, Inc. 5# 6# SPDX-License-Identifier: Apache-2.0 7 8import os 9import subprocess 10import sys 11 12# helper to define paths relative to the repo root 13def RepoRelative(path): 14 return os.path.abspath(os.path.join(os.path.dirname(__file__), '../../', path)) 15 16def BuildGn(): 17 if not os.path.exists(RepoRelative("depot_tools")): 18 print("Cloning Chromium depot_tools\n", flush=True) 19 clone_cmd = 'git clone https://chromium.googlesource.com/chromium/tools/depot_tools.git depot_tools'.split(" ") 20 subprocess.call(clone_cmd) 21 22 os.environ['PATH'] = os.environ.get('PATH') + ":" + RepoRelative("depot_tools") 23 24 print("Updating Repo Dependencies and GN Toolchain\n", flush=True) 25 update_cmd = './scripts/gn/update_deps.sh' 26 subprocess.call(update_cmd) 27 28 print("Checking Header Dependencies\n", flush=True) 29 gn_check_cmd = 'gn gen --check out/Debug'.split(" ") 30 subprocess.call(gn_check_cmd) 31 32 print("Generating Ninja Files\n", flush=True) 33 gn_gen_cmd = 'gn gen out/Debug'.split(" ") 34 subprocess.call(gn_gen_cmd) 35 36 print("Running Ninja Build\n", flush=True) 37 ninja_build_cmd = 'ninja -C out/Debug'.split(" ") 38 subprocess.call(ninja_build_cmd) 39 40# 41# Module Entrypoint 42def main(): 43 try: 44 BuildGn() 45 46 except subprocess.CalledProcessError as proc_error: 47 print('Command "%s" failed with return code %s' % (' '.join(proc_error.cmd), proc_error.returncode)) 48 sys.exit(proc_error.returncode) 49 except Exception as unknown_error: 50 print('An unkown error occured: %s', unknown_error) 51 sys.exit(1) 52 53 sys.exit(0) 54 55if __name__ == '__main__': 56 main() 57