1 #! /usr/bin/env python 2 3 # Copyright 2018 Google Inc. 4 # Use of this source code is governed by a BSD-style license that can be 5 # found in the LICENSE file. 6 7 import argparse 8 import os 9 import sys 10 11 fmt = ''' 12 target_cpu = "{arch}" 13 is_debug = {debug} 14 ndk = "{android_ndk_dir}" 15 ndk_api = {api_level} 16 skia_enable_fontmgr_empty = true 17 skia_enable_pdf = false 18 skia_skqp_global_error_tolerance = 4 19 skia_use_dng_sdk = false 20 skia_use_expat = false 21 skia_use_icu = false 22 skia_use_libheif = false 23 skia_use_lua = false 24 skia_use_piex = false 25 skia_use_skcms = false 26 skia_skqp_enable_driver_correctness_workarounds = {enable_workarounds} 27 ''' 28 29 def parse_args(): 30 parser = argparse.ArgumentParser(description='Generate args.gn file.') 31 parser.add_argument('target_build_dir') 32 parser.add_argument('android_ndk_dir' ) 33 parser.add_argument('--arch', metavar='architecture', default='arm', 34 help='defaults to "arm", valid values: "arm" "arm64" "x86" "x64"') 35 parser.add_argument('--api_level', type=int, metavar='api_level', 36 default=26, help='android API level, defaults to 26') 37 parser.add_argument('--enable_workarounds', default=False, 38 action='store_true', help="enable GPU work-arounds, defaults to false") 39 parser.add_argument('--debug', default=False, action='store_true', 40 help='compile native code in debug mode, defaults to false') 41 42 # parse the args and convert bools to strings. 43 args = parser.parse_args() 44 gn_bool = lambda b : 'true' if b else 'false' 45 args.enable_workarounds = gn_bool(args.enable_workarounds) 46 args.debug = gn_bool(args.debug) 47 args.android_ndk_dir = os.path.abspath(args.android_ndk_dir) 48 return args 49 50 def make_args_gn(out_dir, args): 51 if not os.path.exists(out_dir): 52 os.makedirs(out_dir) 53 with open(os.path.join(out_dir, 'args.gn'), 'w') as o: 54 o.write(fmt.format(**args)) 55 56 if __name__ == '__main__': 57 args = parse_args() 58 make_args_gn(args.target_build_dir, vars(args)) 59
