3 # Copyright 2010 the V8 project authors. All rights reserved.
4 # Redistribution and use in source and binary forms, with or without
5 # modification, are permitted provided that the following conditions are
8 # * Redistributions of source code must retain the above copyright
9 # notice, this list of conditions and the following disclaimer.
10 # * Redistributions in binary form must reproduce the above
11 # copyright notice, this list of conditions and the following
12 # disclaimer in the documentation and/or other materials provided
13 # with the distribution.
14 # * Neither the name of Google Inc. nor the names of its
15 # contributors may be used to endorse or promote products derived
16 # from this software without specific prior written permission.
18 # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
19 # "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
20 # LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
21 # A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
22 # OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
23 # SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
24 # LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
25 # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
26 # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27 # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
28 # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
30 # This script is wrapper for V8 that adds some support for how GYP
31 # is invoked by V8 beyond what can be done in the gclient hooks.
38 script_dir = os.path.dirname(__file__)
39 v8_root = os.path.normpath(os.path.join(script_dir, os.pardir))
41 sys.path.insert(0, os.path.join(v8_root, 'tools'))
44 sys.path.insert(0, os.path.join(v8_root, 'build', 'gyp', 'pylib'))
48 def apply_gyp_environment(file_path=None):
50 Reads in a *.gyp_env file and applies the valid keys to os.environ.
52 if not file_path or not os.path.exists(file_path):
54 file_contents = open(file_path).read()
56 file_data = eval(file_contents, {'__builtins__': None}, None)
57 except SyntaxError, e:
58 e.filename = os.path.abspath(file_path)
60 supported_vars = ( 'V8_GYP_FILE',
61 'V8_GYP_SYNTAX_CHECK',
63 'GYP_GENERATOR_FLAGS',
64 'GYP_GENERATOR_OUTPUT', )
65 for var in supported_vars:
66 val = file_data.get(var)
69 print 'INFO: Environment value for "%s" overrides value in %s.' % (
70 var, os.path.abspath(file_path)
76 def additional_include_files(args=[]):
78 Returns a list of additional (.gypi) files to include, without
79 duplicating ones that are already specified on the command line.
81 # Determine the include files specified on the command line.
82 # This doesn't cover all the different option formats you can use,
83 # but it's mainly intended to avoid duplicating flags on the automatic
84 # makefile regeneration which only uses this format.
85 specified_includes = set()
87 if arg.startswith('-I') and len(arg) > 2:
88 specified_includes.add(os.path.realpath(arg[2:]))
92 if os.path.realpath(path) not in specified_includes:
95 # Always include standalone.gypi
96 AddInclude(os.path.join(script_dir, 'standalone.gypi'))
98 # Optionally add supplemental .gypi files if present.
99 supplements = glob.glob(os.path.join(v8_root, '*', 'supplement.gypi'))
100 for supplement in supplements:
101 AddInclude(supplement)
109 print 'Error running GYP'
113 if __name__ == '__main__':
116 if 'SKIP_V8_GYP_ENV' not in os.environ:
117 # Update the environment based on v8.gyp_env
118 gyp_env_path = os.path.join(os.path.dirname(v8_root), 'v8.gyp_env')
119 apply_gyp_environment(gyp_env_path)
121 # This could give false positives since it doesn't actually do real option
123 gyp_file_specified = False
125 if arg.endswith('.gyp'):
126 gyp_file_specified = True
129 # If we didn't get a file, check an env var, and then fall back to
130 # assuming 'all.gyp' from the same directory as the script.
131 if not gyp_file_specified:
132 gyp_file = os.environ.get('V8_GYP_FILE')
134 # Note that V8_GYP_FILE values can't have backslashes as
135 # path separators even on Windows due to the use of shlex.split().
136 args.extend(shlex.split(gyp_file))
138 args.append(os.path.join(script_dir, 'all.gyp'))
140 args.extend(['-I' + i for i in additional_include_files(args)])
142 # There shouldn't be a circular dependency relationship between .gyp files
143 args.append('--no-circular-check')
145 # Set the GYP DEPTH variable to the root of the V8 project.
146 args.append('--depth=' + v8_root)
148 # If V8_GYP_SYNTAX_CHECK is set to 1, it will invoke gyp with --check
149 # to enfore syntax checking.
150 syntax_check = os.environ.get('V8_GYP_SYNTAX_CHECK')
151 if syntax_check and int(syntax_check):
152 args.append('--check')
154 print 'Updating projects from gyp files...'
157 # Generate for the architectures supported on the given platform.
158 gyp_args = list(args)
159 gyp_args.append('-Dtarget_arch=ia32')
160 if utils.GuessOS() == 'linux':
161 gyp_args.append('-S-ia32')
164 if utils.GuessOS() == 'linux':
165 gyp_args = list(args)
166 gyp_args.append('-Dtarget_arch=x64')
167 gyp_args.append('-S-x64')
170 gyp_args = list(args)
171 gyp_args.append('-I' + v8_root + '/build/armu.gypi')
172 gyp_args.append('-S-armu')