Initial export.
git-svn-id: http://v8.googlecode.com/svn/trunk@2 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
diff --git a/SConstruct b/SConstruct
new file mode 100644
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--- /dev/null
+++ b/SConstruct
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+# Copyright 2008 Google Inc. All rights reserved.
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are
+# met:
+#
+# * Redistributions of source code must retain the above copyright
+# notice, this list of conditions and the following disclaimer.
+# * Redistributions in binary form must reproduce the above
+# copyright notice, this list of conditions and the following
+# disclaimer in the documentation and/or other materials provided
+# with the distribution.
+# * Neither the name of Google Inc. nor the names of its
+# contributors may be used to endorse or promote products derived
+# from this software without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+import platform
+import sys
+from os.path import join, dirname, abspath
+root_dir = dirname(File('SConstruct').rfile().abspath)
+sys.path.append(join(root_dir, 'tools'))
+import js2c
+
+
+def Abort(message):
+ print message
+ sys.exit(1)
+
+
+def GuessOS():
+ id = platform.system()
+ if id == 'Linux':
+ return 'linux'
+ elif id == 'Darwin':
+ return 'macos'
+ elif id == 'Windows':
+ return 'win32'
+ else:
+ Abort("Don't know how to build v8 for OS '%s'." % id)
+
+
+def GuessProcessor():
+ id = platform.machine()
+ if id.startswith('arm'):
+ return 'arm'
+ elif (not id) or id.startswith('x86'):
+ return 'ia32'
+ else:
+ Abort("Don't know how to build v8 for processor '%s'." % id)
+
+
+def GuessToolchain(os):
+ tools = Environment()['TOOLS']
+ if 'gcc' in tools:
+ if os == 'macos' and 'Kernel Version 8' in platform.version():
+ return 'gcc-darwin'
+ else:
+ return 'gcc'
+ elif 'msvc' in tools:
+ return 'msvc'
+ else:
+ tools = ', '.join(tools)
+ Abort("Don't know how to build v8 using these tools: %s" % tools)
+
+
+def GetOptions():
+ result = Options()
+ os_guess = GuessOS()
+ toolchain_guess = GuessToolchain(os_guess)
+ processor_guess = GuessProcessor()
+ result.Add('mode', 'debug or release', 'release')
+ result.Add('toolchain', 'the toolchain to use (gcc, gcc-darwin or msvc)', toolchain_guess)
+ result.Add('os', 'the os to build for (linux, macos or win32)', os_guess)
+ result.Add('processor', 'the processor to build for (arm or ia32)', processor_guess)
+ result.Add('snapshot', 'build using snapshots for faster start-up (on, off)', 'off')
+ result.Add('library', 'which type of library to produce (static, shared, default)', 'default')
+ return result
+
+
+def VerifyOptions(env):
+ if not env['mode'] in ['debug', 'release']:
+ Abort("Unknown build mode '%s'." % env['mode'])
+ if not env['toolchain'] in ['gcc', 'gcc-darwin', 'msvc']:
+ Abort("Unknown toolchain '%s'." % env['toolchain'])
+ if not env['os'] in ['linux', 'macos', 'win32']:
+ Abort("Unknown os '%s'." % env['os'])
+ if not env['processor'] in ['arm', 'ia32']:
+ Abort("Unknown processor '%s'." % env['processor'])
+ if not env['snapshot'] in ['on', 'off']:
+ Abort("Illegal value for option snapshot: '%s'." % env['snapshot'])
+ if not env['library'] in ['static', 'shared', 'default']:
+ Abort("Illegal value for option library: '%s'." % env['library'])
+
+
+def Start():
+ opts = GetOptions()
+ env = Environment(options=opts)
+ Help(opts.GenerateHelpText(env))
+ VerifyOptions(env)
+
+ os = env['os']
+ arch = env['processor']
+ toolchain = env['toolchain']
+ mode = env['mode']
+ use_snapshot = (env['snapshot'] == 'on')
+ library_type = env['library']
+
+ env.SConscript(
+ join('src', 'SConscript'),
+ build_dir=mode,
+ exports='toolchain arch os mode use_snapshot library_type',
+ duplicate=False
+ )
+
+
+Start()