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Issue 11188058: Kill off the SCons based build. (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: Created 8 years, 2 months ago
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1 # Copyright 2012 the V8 project authors. All rights reserved. 1 # Copyright 2012 the V8 project authors. All rights reserved.
2 # Redistribution and use in source and binary forms, with or without 2 # Redistribution and use in source and binary forms, with or without
3 # modification, are permitted provided that the following conditions are 3 # modification, are permitted provided that the following conditions are
4 # met: 4 # met:
5 # 5 #
6 # * Redistributions of source code must retain the above copyright 6 # * Redistributions of source code must retain the above copyright
7 # notice, this list of conditions and the following disclaimer. 7 # notice, this list of conditions and the following disclaimer.
8 # * Redistributions in binary form must reproduce the above 8 # * Redistributions in binary form must reproduce the above
9 # copyright notice, this list of conditions and the following 9 # copyright notice, this list of conditions and the following
10 # disclaimer in the documentation and/or other materials provided 10 # disclaimer in the documentation and/or other materials provided
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1150 'vfp3': { 1150 'vfp3': {
1151 'values': ['on', 'off'], 1151 'values': ['on', 'off'],
1152 'default': 'on', 1152 'default': 'on',
1153 'help': 'use vfp3 instructions when building the snapshot [Arm only]' 1153 'help': 'use vfp3 instructions when building the snapshot [Arm only]'
1154 }, 1154 },
1155 'fpu': { 1155 'fpu': {
1156 'values': ['on', 'off'], 1156 'values': ['on', 'off'],
1157 'default': 'on', 1157 'default': 'on',
1158 'help': 'use fpu instructions when building the snapshot [MIPS only]' 1158 'help': 'use fpu instructions when building the snapshot [MIPS only]'
1159 }, 1159 },
1160 'I_know_I_should_build_with_GYP': {
1161 'values': ['yes', 'no'],
1162 'default': 'no',
1163 'help': 'grace period: temporarily override SCons deprecation'
1164 }
1160 1165
1161 } 1166 }
1162 1167
1163 ALL_OPTIONS = dict(PLATFORM_OPTIONS, **SIMPLE_OPTIONS) 1168 ALL_OPTIONS = dict(PLATFORM_OPTIONS, **SIMPLE_OPTIONS)
1164 1169
1165 1170
1166 def AddOptions(options, result): 1171 def AddOptions(options, result):
1167 guess_env = Environment(options=result) 1172 guess_env = Environment(options=result)
1168 for (name, option) in options.iteritems(): 1173 for (name, option) in options.iteritems():
1169 if 'guess' in option: 1174 if 'guess' in option:
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1250 1255
1251 def IsLegal(env, option, values): 1256 def IsLegal(env, option, values):
1252 str = env[option] 1257 str = env[option]
1253 for s in SplitList(str): 1258 for s in SplitList(str):
1254 if not s in values: 1259 if not s in values:
1255 Abort("Illegal value for option %s '%s'." % (option, s)) 1260 Abort("Illegal value for option %s '%s'." % (option, s))
1256 return False 1261 return False
1257 return True 1262 return True
1258 1263
1259 1264
1265 def WarnAboutDeprecation():
1266 print """
1267 #####################################################################
1268 # #
1269 # LAST WARNING: Building V8 with SCons is deprecated. #
1270 # #
1271 # This only works because you have overridden the kill switch. #
1272 # #
1273 # MIGRATE TO THE GYP-BASED BUILD NOW! #
1274 # #
1275 # Instructions: http://code.google.com/p/v8/wiki/BuildingWithGYP. #
1276 # #
1277 #####################################################################
1278 """
1279
1280
1260 def VerifyOptions(env): 1281 def VerifyOptions(env):
1282 if env['I_know_I_should_build_with_GYP'] != 'yes':
1283 Abort("Building V8 with SCons is no longer supported. Please use GYP "
1284 "instead; you can find instructions are at "
1285 "http://code.google.com/p/v8/wiki/BuildingWithGYP.\n\n"
1286 "Quitting.\n\n"
1287 "For a limited grace period, you can specify "
1288 "\"I_know_I_should_build_with_GYP=yes\" to override.")
1289 else:
1290 WarnAboutDeprecation()
1291 import atexit
1292 atexit.register(WarnAboutDeprecation)
1293
1261 if not IsLegal(env, 'mode', ['debug', 'release']): 1294 if not IsLegal(env, 'mode', ['debug', 'release']):
1262 return False 1295 return False
1263 if not IsLegal(env, 'sample', ["shell", "process", "lineprocessor"]): 1296 if not IsLegal(env, 'sample', ["shell", "process", "lineprocessor"]):
1264 return False 1297 return False
1265 if not IsLegal(env, 'regexp', ["native", "interpreted"]): 1298 if not IsLegal(env, 'regexp', ["native", "interpreted"]):
1266 return False 1299 return False
1267 if env['os'] == 'win32' and env['library'] == 'shared' and env['prof'] == 'on' : 1300 if env['os'] == 'win32' and env['library'] == 'shared' and env['prof'] == 'on' :
1268 Abort("Profiling on windows only supported for static library.") 1301 Abort("Profiling on windows only supported for static library.")
1269 if env['gdbjit'] == 'on' and ((env['os'] != 'linux' and env['os'] != 'macos') or (env['arch'] != 'ia32' and env['arch'] != 'x64' and env['arch'] != 'arm')): 1302 if env['gdbjit'] == 'on' and ((env['os'] != 'linux' and env['os'] != 'macos') or (env['arch'] != 'ia32' and env['arch'] != 'x64' and env['arch'] != 'arm')):
1270 Abort("GDBJIT interface is supported only for Intel-compatible (ia32 or x64) Linux/OSX target.") 1303 Abort("GDBJIT interface is supported only for Intel-compatible (ia32 or x64) Linux/OSX target.")
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1593 # We disable deprecation warnings because we need to be able to use 1626 # We disable deprecation warnings because we need to be able to use
1594 # env.Copy without getting warnings for compatibility with older 1627 # env.Copy without getting warnings for compatibility with older
1595 # version of scons. Also, there's a bug in some revisions that 1628 # version of scons. Also, there's a bug in some revisions that
1596 # doesn't allow this flag to be set, so we swallow any exceptions. 1629 # doesn't allow this flag to be set, so we swallow any exceptions.
1597 # Lovely. 1630 # Lovely.
1598 try: 1631 try:
1599 SetOption('warn', 'no-deprecated') 1632 SetOption('warn', 'no-deprecated')
1600 except: 1633 except:
1601 pass 1634 pass
1602 1635
1603
1604 def WarnAboutDeprecation():
1605 print """
1606 #######################################################
1607 # WARNING: Building V8 with SCons is deprecated and #
1608 # will not work much longer. Please switch to using #
1609 # the GYP-based build now. Instructions are at #
1610 # http://code.google.com/p/v8/wiki/BuildingWithGYP. #
1611 #######################################################
1612 """
1613
1614 WarnAboutDeprecation()
1615 import atexit
1616 atexit.register(WarnAboutDeprecation)
1617 Build() 1636 Build()
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