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mtklein27e88d02016-02-19 11:43:57 -08001#!/usr/bin/env python
epoger@google.comfd03db02011-07-28 14:24:55 +00002
3# Copyright 2011 The Android Open Source Project
epoger@google.com1e8e0562011-06-07 14:48:41 +00004#
epoger@google.comfd03db02011-07-28 14:24:55 +00005# Use of this source code is governed by a BSD-style license that can be
6# found in the LICENSE file.
epoger@google.com1e8e0562011-06-07 14:48:41 +00007
8# This script is a wrapper which invokes gyp with the correct --depth argument,
9# and supports the automatic regeneration of build files if all.gyp is
10# changed (Linux-only).
11
12import glob
13import os
djsollen@google.comab5e9112012-11-28 14:11:41 +000014import platform
epoger@google.com1e8e0562011-06-07 14:48:41 +000015import shlex
16import sys
17
commit-bot@chromium.orgbf6f6ae2014-04-17 16:11:58 +000018script_dir = os.path.abspath(os.path.dirname(__file__))
epoger@google.com1e8e0562011-06-07 14:48:41 +000019
20# Directory within which we can find the gyp source.
epoger@google.com0ae27e02011-06-14 16:01:04 +000021gyp_source_dir = os.path.join(script_dir, 'third_party', 'externals', 'gyp')
epoger@google.com1e8e0562011-06-07 14:48:41 +000022
23# Directory within which we can find most of Skia's gyp configuration files.
24gyp_config_dir = os.path.join(script_dir, 'gyp')
25
humper4572ae92014-09-29 11:42:25 -070026# Allow the user to override the directory where gyp should produce its output
27# Default to the current directory.
28gyp_output_dir = os.environ.get('SKIA_GYP_OUTPUT_DIR', '.')
29
digit@google.com48af8a02012-07-30 16:48:13 +000030# Ensure we import our current gyp source's module, not any version
31# pre-installed in your PYTHONPATH.
32sys.path.insert(0, os.path.join(gyp_source_dir, 'pylib'))
epoger@google.com1e8e0562011-06-07 14:48:41 +000033import gyp
34
commit-bot@chromium.org72255062014-03-20 19:59:09 +000035ENVVAR_GYP_GENERATORS = 'GYP_GENERATORS'
jvanverth49621402014-06-04 15:57:57 -070036ENVVAR_GYP_GENERATOR_FLAGS = 'GYP_GENERATOR_FLAGS'
commit-bot@chromium.org72255062014-03-20 19:59:09 +000037
38
epoger@google.com1e8e0562011-06-07 14:48:41 +000039def additional_include_files(args=[]):
40 # Determine the include files specified on the command line.
41 # This doesn't cover all the different option formats you can use,
42 # but it's mainly intended to avoid duplicating flags on the automatic
43 # makefile regeneration which only uses this format.
44 specified_includes = set()
45 for arg in args:
46 if arg.startswith('-I') and len(arg) > 2:
47 specified_includes.add(os.path.realpath(arg[2:]))
48
49 result = []
50 def AddInclude(path):
51 if os.path.realpath(path) not in specified_includes:
52 result.append(path)
53
epoger@google.comaa3b6a92012-03-16 13:52:49 +000054 # Always include common.gypi.
55 # We do this, rather than including common.gypi explicitly in all our gyp
56 # files, so that gyp files we use but do not maintain (e.g.,
57 # third_party/externals/libjpeg/libjpeg.gyp) will include common.gypi too.
58 AddInclude(os.path.join(gyp_config_dir, 'common.gypi'))
59
epoger@google.com1e8e0562011-06-07 14:48:41 +000060 return result
61
tfarina@chromium.org2b0126b2014-05-08 15:13:52 +000062# Return the directory where all the build files are to be written.
djsollen@google.comab5e9112012-11-28 14:11:41 +000063def get_output_dir():
djsollen@google.comab5e9112012-11-28 14:11:41 +000064 # SKIA_OUT can be any directory either as a child of the standard out/
65 # directory or any given location on the file system (e.g. /tmp/skia)
66 output_dir = os.getenv('SKIA_OUT')
67
68 if not output_dir:
69 return os.path.join(os.path.abspath(script_dir), 'out')
70
djsollen@google.comab5e9112012-11-28 14:11:41 +000071 if os.path.isabs(output_dir):
72 return output_dir
73 else:
74 return os.path.join(os.path.abspath(script_dir), output_dir)
75
76
epoger@google.com1e8e0562011-06-07 14:48:41 +000077if __name__ == '__main__':
78 args = sys.argv[1:]
79
commit-bot@chromium.org72255062014-03-20 19:59:09 +000080 if not os.getenv(ENVVAR_GYP_GENERATORS):
commit-bot@chromium.org72255062014-03-20 19:59:09 +000081 if sys.platform.startswith('darwin'):
epoger@google.com58d69d82014-04-01 07:02:41 +000082 default_gyp_generators = 'ninja,xcode'
commit-bot@chromium.org72255062014-03-20 19:59:09 +000083 elif sys.platform.startswith('win'):
bsalomona5c28242014-06-05 07:10:21 -070084 default_gyp_generators = 'ninja,msvs-ninja'
commit-bot@chromium.org72255062014-03-20 19:59:09 +000085 elif sys.platform.startswith('cygwin'):
bsalomona5c28242014-06-05 07:10:21 -070086 default_gyp_generators = 'ninja,msvs-ninja'
commit-bot@chromium.org72255062014-03-20 19:59:09 +000087 else:
epoger@google.com58d69d82014-04-01 07:02:41 +000088 default_gyp_generators = 'ninja'
commit-bot@chromium.org72255062014-03-20 19:59:09 +000089 os.environ[ENVVAR_GYP_GENERATORS] = default_gyp_generators
mtklein27e88d02016-02-19 11:43:57 -080090 print ('%s environment variable not set, using default, %s' %
91 (ENVVAR_GYP_GENERATORS, default_gyp_generators))
commit-bot@chromium.org72255062014-03-20 19:59:09 +000092
borenetad2ab612014-06-16 13:41:25 -070093 vs2013_runtime_dll_dirs = None
Eric Boren91184132014-06-16 10:02:42 -040094 if os.getenv('CHROME_HEADLESS', '0') == '1':
95 if sys.platform.startswith('win') or sys.platform.startswith('cygwin'):
96 chrome_path = os.getenv('CHROME_PATH')
97 os.chdir(chrome_path)
98 sys.path.append(os.path.join(chrome_path, 'build'))
99 sys.path.append(os.path.join(chrome_path, 'tools'))
100 import vs_toolchain
borenetad2ab612014-06-16 13:41:25 -0700101 vs2013_runtime_dll_dirs = \
102 vs_toolchain.SetEnvironmentAndGetRuntimeDllDirs()
Eric Boren91184132014-06-16 10:02:42 -0400103
epoger@google.com2d75cc02011-07-14 17:31:33 +0000104 # Set CWD to the directory containing this script.
105 # This allows us to launch it from other directories, in spite of gyp's
106 # finickyness about the current working directory.
107 # See http://b.corp.google.com/issue?id=5019517 ('Linux make build
108 # (from out dir) no longer runs skia_gyp correctly')
epoger@google.com7fd589c2011-07-14 18:55:12 +0000109 os.chdir(os.path.abspath(script_dir))
epoger@google.com2d75cc02011-07-14 17:31:33 +0000110
epoger@google.com1e8e0562011-06-07 14:48:41 +0000111 # This could give false positives since it doesn't actually do real option
112 # parsing. Oh well.
113 gyp_file_specified = False
114 for arg in args:
115 if arg.endswith('.gyp'):
116 gyp_file_specified = True
117 break
118
119 # If we didn't get a file, then fall back to assuming 'skia.gyp' from the
120 # same directory as the script.
epoger@google.com2d75cc02011-07-14 17:31:33 +0000121 # The gypfile must be passed as a relative path, not an absolute path,
122 # or else the gyp code doesn't write into the proper output dir.
epoger@google.com1e8e0562011-06-07 14:48:41 +0000123 if not gyp_file_specified:
epoger@google.com2d75cc02011-07-14 17:31:33 +0000124 args.append('skia.gyp')
epoger@google.com1e8e0562011-06-07 14:48:41 +0000125
126 args.extend(['-I' + i for i in additional_include_files(args)])
127 args.extend(['--depth', '.'])
128
tfarina@chromium.org2b0126b2014-05-08 15:13:52 +0000129 # Tell gyp to write the build files into output_dir.
djsollen@google.comab5e9112012-11-28 14:11:41 +0000130 args.extend(['--generator-output', os.path.abspath(get_output_dir())])
epoger@google.com1e8e0562011-06-07 14:48:41 +0000131
tfarina@chromium.org2b0126b2014-05-08 15:13:52 +0000132 # Tell ninja to write its output into the same directory.
humper4572ae92014-09-29 11:42:25 -0700133 args.extend(['-Goutput_dir=%s' % gyp_output_dir])
epoger@google.com1e8e0562011-06-07 14:48:41 +0000134
epoger@google.com9c875d32012-10-18 16:10:56 +0000135 # By default, we build 'most' instead of 'all' or 'everything'. See skia.gyp.
136 args.extend(['-Gdefault_target=most'])
137
jvanverth49621402014-06-04 15:57:57 -0700138 # Fail if any files specified in the project are missing
139 if sys.platform.startswith('win'):
140 gyp_generator_flags = os.getenv(ENVVAR_GYP_GENERATOR_FLAGS, '')
141 if not 'msvs_error_on_missing_sources' in gyp_generator_flags:
142 os.environ[ENVVAR_GYP_GENERATOR_FLAGS] = (
143 gyp_generator_flags + ' msvs_error_on_missing_sources=1')
144
mtklein2e44b512014-06-06 08:27:07 -0700145 # GYP is very conservative about how many concurrent linker calls it allows,
146 # to fit in RAM. We don't need to be nearly as conservative as Chrome. We'll
147 # just turn that feature off.
148 os.environ['GYP_LINK_CONCURRENCY'] = '9001'
149
bungeman@google.combbce7302014-05-09 15:04:18 +0000150 if '--dry-run' in args:
151 args.remove('--dry-run')
152 print gyp_source_dir, ' '.join(args)
153 else:
154 # Off we go...
borenetad2ab612014-06-16 13:41:25 -0700155 res = gyp.main(args)
156 if res:
157 sys.exit(res)
158
159 # This code is copied from Chrome's build/gyp_chromium. It's not clear why
160 # the *_runtime variables are reversed.
161 if vs2013_runtime_dll_dirs:
162 x64_runtime, x86_runtime = vs2013_runtime_dll_dirs
163 vs_toolchain.CopyVsRuntimeDlls(
164 os.path.join(os.getenv('CHROME_PATH'), get_output_dir()),
165 (x86_runtime, x64_runtime))