1#!/usr/bin/python 2 3# Copyright 2016 Google Inc. 4# 5# Use of this source code is governed by a BSD-style license that can be 6# found in the LICENSE file. 7 8 9""" 10Script to build the command buffer shared library and copy it to Skia tree 11""" 12 13 14import argparse 15import os 16import shlex 17import shutil 18import subprocess 19import sys 20 21 22def main(): 23 parser = argparse.ArgumentParser(description=('Builds command_buffer_gles2 ' 24 'library and copies it')) 25 parser.add_argument('-c', '--chrome-dir', required=True, help= 26 'path to Chromium checkout (directory containing .gclient)') 27 parser.add_argument('-o', '--output-dir', required=True, 28 help='path to copy the command buffer shared library to. Typically this ' 29 'is out/Debug or out/Release in a Skia repository') 30 parser.add_argument('--make-output-dir', default=False, action='store_true', 31 help='Makes the output directory if it does not already exist.') 32 parser.add_argument('--chrome-out-dir', default='CommandBufferForSkia', 33 help='Type of name of the gn output directory (e.g. Debug or Release). ' 34 'This is relative to the Chromium src/out directory. Note that this ' 35 'script will reset the gn args in this directory on each run.') 36 parser.add_argument('--extra-gn-args', default='', 37 help=('Extra GN arguments to use for the output directory used to build' 38 'the command buffer')) 39 parser.add_argument('--extra-ninja-args', default='', 40 help=('Extra arguments to pass to ninja when building the command ' 41 'buffer shared library')) 42 parser.add_argument('--chrome-revision', default='origin/lkgr', 43 help='Revision (hash, branch, tag) of Chromium to use.') 44 parser.add_argument('--no-sync', action='store_true', default=False, 45 help='Don\'t run git fetch or gclient sync in the Chromium tree') 46 parser.add_argument('--no-hooks', action='store_true', default=False, 47 help='Don\'t run gclient runhooks in the Chromium tree. Implies ' 48 '--no-sync') 49 args = parser.parse_args() 50 51 args.chrome_dir = os.path.abspath(args.chrome_dir) 52 args.output_dir = os.path.abspath(args.output_dir) 53 54 if args.no_hooks: 55 args.no_sync = True 56 57 if os.path.isfile(args.chrome_dir): 58 sys.exit(args.chrome_dir + ' exists but is a file.') 59 60 if os.path.isfile(args.output_dir): 61 sys.exit(args.output_dir + ' exists but is a file.') 62 63 chrome_src_dir = os.path.join(args.chrome_dir, 'src') 64 65 if not os.path.isdir(chrome_src_dir): 66 sys.exit(chrome_src_dir + ' is not a directory.') 67 68 if os.path.isfile(args.output_dir): 69 sys.exit(args.output_dir + ' exists but is a file.') 70 elif not os.path.isdir(args.output_dir): 71 if args.make_output_dir: 72 os.makedirs(args.output_dir) 73 else: 74 sys.exit(args.output_dir + ' does not exist (specify --make-output-dir ' 75 'to create).') 76 77 chrome_target_dir_rel = os.path.join('out', args.chrome_out_dir) 78 79 # The command buffer shared library will have a different name on Linux, 80 # Mac, and Windows. Also, the name of the gclient executable we call out to 81 # has a .bat file extension on Windows. 82 platform = sys.platform 83 if platform == 'cygwin': 84 platform = 'win32' 85 86 shared_lib_name = 'libcommand_buffer_gles2.so' 87 gclient = 'gclient' 88 if platform == 'darwin': 89 shared_lib_name = 'libcommand_buffer_gles2.dylib' 90 elif platform == 'win32': 91 shared_lib_name = 'command_buffer_gles2.dll' 92 gclient = 'gclient.bat' 93 94 if not args.no_sync: 95 try: 96 subprocess.check_call(['git', 'fetch'], cwd=chrome_src_dir) 97 except subprocess.CalledProcessError as error: 98 sys.exit('Error (ret code: %s) calling "%s" in %s' % (error.returncode, 99 error.cmd, chrome_src_dir)) 100 101 try: 102 subprocess.check_call(['git', 'checkout', args.chrome_revision], 103 cwd=chrome_src_dir) 104 except subprocess.CalledProcessError as error: 105 sys.exit('Error (ret code: %s) calling "%s" in %s' % (error.returncode, 106 error.cmd, chrome_src_dir)) 107 108 try: 109 os.environ['GYP_GENERATORS'] = 'ninja' 110 subprocess.check_call([gclient, 'sync', '--reset', '--force', 111 '--nohooks'], 112 cwd=chrome_src_dir) 113 except subprocess.CalledProcessError as error: 114 sys.exit('Error (ret code: %s) calling "%s" in %s' % (error.returncode, 115 error.cmd, chrome_src_dir)) 116 117 if not args.no_hooks: 118 try: 119 subprocess.check_call([gclient, 'runhooks'], cwd=chrome_src_dir) 120 except subprocess.CalledProcessError as error: 121 sys.exit('Error (ret code: %s) calling "%s" in %s' % ( 122 error.returncode, error.cmd, chrome_src_dir)) 123 124 gn = 'gn' 125 platform = 'linux64' 126 if sys.platform == 'darwin': 127 platform = 'mac' 128 elif sys.platform == 'win32': 129 platform = 'win' 130 gn = 'gn.exe' 131 gn = os.path.join(chrome_src_dir, 'buildtools', platform, gn) 132 try: 133 gnargs = 'is_component_build=false is_debug=false ' + args.extra_gn_args 134 subprocess.check_call([gn, 'gen', chrome_target_dir_rel, '--args='+gnargs], 135 cwd=chrome_src_dir) 136 except subprocess.CalledProcessError as error: 137 sys.exit('Error (ret code: %s) calling "%s" in %s' % ( 138 error.returncode, error.cmd, chrome_src_dir)) 139 140 try: 141 subprocess.check_call(['ninja'] + shlex.split(args.extra_ninja_args) + 142 ['-C', chrome_target_dir_rel, 'command_buffer_gles2'], 143 cwd=chrome_src_dir) 144 except subprocess.CalledProcessError as error: 145 sys.exit('Error (ret code: %s) calling "%s" in %s' % (error.returncode, 146 error.cmd, chrome_src_dir)) 147 148 shared_lib_src_dir = os.path.join(chrome_src_dir, chrome_target_dir_rel) 149 150 shared_lib_src = os.path.join(shared_lib_src_dir, shared_lib_name) 151 shared_lib_dst = os.path.join(args.output_dir, shared_lib_name) 152 153 if not os.path.isfile(shared_lib_src): 154 sys.exit('Command buffer shared library not at expected location: ' + 155 shared_lib_src) 156 157 shutil.copy2(shared_lib_src, shared_lib_dst) 158 159 if not os.path.isfile(shared_lib_dst): 160 sys.exit('Command buffer library not copied to ' + shared_lib_dst) 161 162 print('Command buffer library copied to ' + shared_lib_dst) 163 164 165if __name__ == '__main__': 166 main() 167 168