AMBuildScript
author David Anderson <danderson@mozilla.com>
Wed Jul 25 01:30:33 2012 -0700 (2012-07-25)
changeset 92 e3974e7360e9
parent 91 5f4402180204
child 93 23189d937087
permissions -rw-r--r--
Add GCC/Linux support.
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# vim: set ts=2 sw=2 tw=99 noet ft=python:
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import os
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import sys
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from ambuild.command import SymlinkCommand
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class KE:
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	def __init__(self):
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		self.compiler = Cpp.Compiler()
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		if AMBuild.mode == 'config':
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			#Detect compilers
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			self.compiler.DetectAll(AMBuild)
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			#Set up defines
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			cxx = self.compiler.cxx
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			if isinstance(cxx, Cpp.CompatGCC):
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				if isinstance(cxx, Cpp.GCC):
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					self.vendor = 'gcc'
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				elif isinstance(cxx, Cpp.Clang):
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					self.vendor = 'clang'
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				self.compiler.AddToListVar('CDEFINES', 'stricmp=strcasecmp')
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				self.compiler.AddToListVar('CDEFINES', '_stricmp=strcasecmp')
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				self.compiler.AddToListVar('CDEFINES', '_snprintf=snprintf')
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				self.compiler.AddToListVar('CDEFINES', '_vsnprintf=vsnprintf')
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				self.compiler.AddToListVar('CFLAGS', '-pipe')
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				self.compiler.AddToListVar('CFLAGS', '-fno-strict-aliasing')
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				if (self.vendor == 'gcc' and cxx.majorVersion >= 4) or self.vendor == 'clang':
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					self.compiler.AddToListVar('CFLAGS', '-fvisibility=hidden')
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					self.compiler.AddToListVar('CXXFLAGS', '-fvisibility-inlines-hidden')
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				self.compiler.AddToListVar('CFLAGS', '-Wall')
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				self.compiler.AddToListVar('CFLAGS', '-Werror')
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				self.compiler.AddToListVar('CFLAGS', '-Wno-switch')
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				if AMBuild.options.arch == 'x86':
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					self.compiler.AddToListVar('CFLAGS', '-m32')
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					self.compiler.AddToListVar('POSTLINKFLAGS', '-m32')
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				elif AMBuild.options.arch == 'x64':
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					self.compiler.AddToListVar('CFLAGS', '-m64')
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					self.compiler.AddToListVar('POSTLINKFLAGS', '-m64')
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				elif AMBuild.options.arch:
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					raise Exception('Unknown architecture: {0}'.format(AMBuild.options.arch))
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				# Disable some stuff we don't use, that gives us better binary
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        # compatibility on Linux.
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				self.compiler.AddToListVar('CXXFLAGS', '-fno-exceptions')
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				self.compiler.AddToListVar('CXXFLAGS', '-fno-rtti')
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				self.compiler.AddToListVar('CXXFLAGS', '-fno-threadsafe-statics')
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				# We don't really care about these.
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				self.compiler.AddToListVar('CXXFLAGS', '-Wno-non-virtual-dtor')
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				self.compiler.AddToListVar('CXXFLAGS', '-Wno-overloaded-virtual')
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				# The compiler is too aggressive about what what should be a valid offsetof.
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				self.compiler.AddToListVar('CXXFLAGS', '-Wno-invalid-offsetof')
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				# This would otherwise forbid ((x = y) == NULL) in clang apparently.
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				if self.vendor == 'clang':
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					self.compiler.AddToListVar('CXXFLAGS', '-Wno-null-arithmetic')
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				if (self.vendor == 'gcc' and cxx.majorVersion >= 4 and cxx.minorVersion >= 7) or \
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						(self.vendor == 'clang' and cxx.majorVersion >= 3):
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					self.compiler.AddToListVar('CXXFLAGS', '-Wno-delete-non-virtual-dtor')
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				self.compiler.AddToListVar('POSTLINKFLAGS', '-lm')
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			elif isinstance(cxx, Cpp.MSVC):
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				self.vendor = 'msvc'
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				if AMBuild.options.debug == '1':
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					self.compiler.AddToListVar('CFLAGS', '/MTd')
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					self.compiler.AddToListVar('POSTLINKFLAGS', '/NODEFAULTLIB:libcmt')
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				else:
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					self.compiler.AddToListVar('CFLAGS', '/MT')
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				self.compiler.AddToListVar('CDEFINES', '_CRT_SECURE_NO_DEPRECATE')
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				self.compiler.AddToListVar('CDEFINES', '_CRT_SECURE_NO_WARNINGS')
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				self.compiler.AddToListVar('CDEFINES', '_CRT_NONSTDC_NO_DEPRECATE')
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				self.compiler.AddToListVar('CXXFLAGS', '/EHsc')
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				self.compiler.AddToListVar('CXXFLAGS', '/GR-')
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				self.compiler.AddToListVar('CFLAGS', '/W3')
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				self.compiler.AddToListVar('CFLAGS', '/nologo')
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				self.compiler.AddToListVar('CFLAGS', '/Zi')
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				self.compiler.AddToListVar('CXXFLAGS', '/TP')
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				self.compiler.AddToListVar('POSTLINKFLAGS', '/DEBUG')
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				# if AMBuild.options.arch == 'x86':
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				# 	self.compiler.AddToListVar('POSTLINKFLAGS', '/MACHINE:X86')
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				# elif AMBuild.options.arch == 'x64':
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				# 	self.compiler.AddToListVar('POSTLINKFLAGS', '/MACHINE:X64')
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				# elif AMBuild.options.arch:
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				# 	raise Exception('Unknown architecture: {0}'.format(AMBuild.options.arch))
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				self.compiler.AddToListVar('POSTLINKFLAGS', 'kernel32.lib')
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				self.compiler.AddToListVar('POSTLINKFLAGS', 'user32.lib')
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				self.compiler.AddToListVar('POSTLINKFLAGS', 'gdi32.lib')
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				self.compiler.AddToListVar('POSTLINKFLAGS', 'winspool.lib')
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				self.compiler.AddToListVar('POSTLINKFLAGS', 'comdlg32.lib')
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				self.compiler.AddToListVar('POSTLINKFLAGS', 'advapi32.lib')
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				self.compiler.AddToListVar('POSTLINKFLAGS', 'shell32.lib')
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				self.compiler.AddToListVar('POSTLINKFLAGS', 'ole32.lib')
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				self.compiler.AddToListVar('POSTLINKFLAGS', 'oleaut32.lib')
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				self.compiler.AddToListVar('POSTLINKFLAGS', 'uuid.lib')
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				self.compiler.AddToListVar('POSTLINKFLAGS', 'odbc32.lib')
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				self.compiler.AddToListVar('POSTLINKFLAGS', 'odbccp32.lib')
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			#Optimization
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			if AMBuild.options.opt == '1':
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				self.compiler.AddToListVar('CDEFINES', 'NDEBUG')
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				if self.vendor == 'gcc' or self.vendor == 'clang':
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					self.compiler.AddToListVar('CFLAGS', '-O3')
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				elif self.vendor == 'msvc':
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					self.compiler.AddToListVar('CFLAGS', '/Ox')
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					self.compiler.AddToListVar('POSTLINKFLAGS', '/OPT:ICF')
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					self.compiler.AddToListVar('POSTLINKFLAGS', '/OPT:REF')
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			#Debugging
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			if AMBuild.options.debug == '1':
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				self.compiler.AddToListVar('CDEFINES', 'DEBUG')
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				self.compiler.AddToListVar('CDEFINES', '_DEBUG')
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				if self.vendor == 'gcc' or self.vendor == 'clang':
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					self.compiler.AddToListVar('CFLAGS', '-g3')
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				elif self.vendor == 'msvc':
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					self.compiler.AddToListVar('CFLAGS', '/Od')
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					self.compiler.AddToListVar('CFLAGS', '/RTC1')
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			#Platform-specifics
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			if AMBuild.target['platform'] == 'linux':
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				self.compiler.AddToListVar('CDEFINES', '_LINUX')
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				if self.vendor == 'gcc':
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					self.compiler.AddToListVar('POSTLINKFLAGS', '-static-libgcc')
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				if self.vendor == 'clang':
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					self.compiler.AddToListVar('POSTLINKFLAGS', '-lgcc_eh')
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			elif AMBuild.target['platform'] == 'darwin':
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				self.compiler.AddToListVar('POSTLINKFLAGS', '-mmacosx-version-min=10.5')
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				if AMBuild.options.arch == 'x86':
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					self.compiler.AddToListVar('POSTLINKFLAGS', ['-arch', 'i386'])
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				elif AMBuild.options.arch == 'x64':
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					self.compiler.AddToListVar('POSTLINKFLAGS', ['-arch', 'x86_64'])
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				self.compiler.AddToListVar('POSTLINKFLAGS', '-lstdc++')
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				# For OS X dylib versioning
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				import re
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				productFile = open(os.path.join(AMBuild.sourceFolder, 'product.version'), 'r')
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				productContents = productFile.read()
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				productFile.close()
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				m = re.match('(\d+)\.(\d+)\.(\d+).*', productContents)
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				if m == None:
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					self.version = '1.0.0'
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				else:
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					major, minor, release = m.groups()
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					self.version = '{0}.{1}.{2}'.format(major, minor, release)
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				AMBuild.cache.CacheVariable('version', self.version)
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			#Finish up
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			self.compiler.ToConfig(AMBuild, 'compiler')
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			AMBuild.cache.CacheVariable('vendor', self.vendor)
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			self.targetMap = { }
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			AMBuild.cache.CacheVariable('targetMap', self.targetMap)
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		else:
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			self.compiler.FromConfig(AMBuild, 'compiler')
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			self.targetMap = AMBuild.cache['targetMap']
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	def DefaultCompiler(self):
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		return self.compiler.Clone()
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	def JobMatters(self, jobname):
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		file = sys._getframe().f_code.co_filename
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		if AMBuild.mode == 'config':
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			self.targetMap[jobname] = file
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			return True
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		if len(AMBuild.args) == 0:
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			return True
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		if not jobname in AMBuild.args:
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			return False
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ke = KE()
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globals = {
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	'KE': ke
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}
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FileList = [
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		['src', 'AMBuild.library'],
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		['src', 'AMBuild.shell']
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	]
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for parts in FileList:
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	AMBuild.Include(os.path.join(*parts), globals)
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