133 lines
4.6 KiB
Python
133 lines
4.6 KiB
Python
"""llvm
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Tool-specific initialization for LLVM
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"""
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#
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# Copyright (c) 2009 VMware, Inc.
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#
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# Permission is hereby granted, free of charge, to any person obtaining
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# a copy of this software and associated documentation files (the
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# "Software"), to deal in the Software without restriction, including
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# without limitation the rights to use, copy, modify, merge, publish,
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# distribute, sublicense, and/or sell copies of the Software, and to
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# permit persons to whom the Software is furnished to do so, subject to
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# the following conditions:
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#
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# The above copyright notice and this permission notice shall be included
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# in all copies or substantial portions of the Software.
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#
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY
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# KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
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# WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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# LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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# OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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#
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import os
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import os.path
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import sys
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import SCons.Errors
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import SCons.Util
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def generate(env):
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try:
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llvm_dir = os.environ['LLVM']
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except KeyError:
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# Do nothing -- use the system headers/libs
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llvm_dir = None
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else:
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if not os.path.isdir(llvm_dir):
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raise SCons.Errors.InternalError, "Specified LLVM directory not found"
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if env['debug']:
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llvm_subdir = 'Debug'
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else:
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llvm_subdir = 'Release'
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llvm_bin_dir = os.path.join(llvm_dir, llvm_subdir, 'bin')
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if not os.path.isdir(llvm_bin_dir):
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llvm_bin_dir = os.path.join(llvm_dir, 'bin')
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if not os.path.isdir(llvm_bin_dir):
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raise SCons.Errors.InternalError, "LLVM binary directory not found"
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env.PrependENVPath('PATH', llvm_bin_dir)
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if env['platform'] == 'windows':
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# XXX: There is no llvm-config on Windows, so assume a standard layout
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if llvm_dir is not None:
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env.Prepend(CPPPATH = [os.path.join(llvm_dir, 'include')])
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env.AppendUnique(CPPDEFINES = [
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'__STDC_LIMIT_MACROS',
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'__STDC_CONSTANT_MACROS',
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'HAVE_STDINT_H',
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])
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env.Prepend(LIBPATH = [os.path.join(llvm_dir, 'lib')])
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env.Prepend(LIBS = [
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'LLVMX86AsmParser',
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'LLVMX86AsmPrinter',
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'LLVMX86CodeGen',
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'LLVMX86Info',
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'LLVMLinker',
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'LLVMipo',
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'LLVMInterpreter',
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'LLVMInstrumentation',
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'LLVMJIT',
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'LLVMExecutionEngine',
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'LLVMDebugger',
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'LLVMBitWriter',
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'LLVMAsmParser',
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'LLVMArchive',
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'LLVMBitReader',
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'LLVMSelectionDAG',
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'LLVMAsmPrinter',
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'LLVMCodeGen',
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'LLVMScalarOpts',
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'LLVMTransformUtils',
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'LLVMipa',
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'LLVMAnalysis',
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'LLVMTarget',
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'LLVMMC',
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'LLVMCore',
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'LLVMSupport',
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'LLVMSystem',
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'imagehlp',
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'psapi',
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])
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if env['msvc']:
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# Some of the LLVM C headers use the inline keyword without
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# defining it.
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env.Append(CPPDEFINES = [('inline', '__inline')])
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if env['debug']:
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# LLVM libraries are static, build with /MT, and they
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# automatically link agains LIBCMT. When we're doing a
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# debug build we'll be linking against LIBCMTD, so disable
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# that.
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env.Append(LINKFLAGS = ['/nodefaultlib:LIBCMT'])
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env['LLVM_VERSION'] = '2.6'
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return
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elif env.Detect('llvm-config'):
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version = env.backtick('llvm-config --version').rstrip()
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try:
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env.ParseConfig('llvm-config --cppflags')
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env.ParseConfig('llvm-config --libs jit interpreter nativecodegen bitwriter')
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env.ParseConfig('llvm-config --ldflags')
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except OSError:
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print 'llvm-config version %s failed' % version
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else:
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if env['platform'] == 'windows':
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env.Append(LIBS = ['imagehlp', 'psapi'])
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env['LINK'] = env['CXX']
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env['LLVM_VERSION'] = version
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def exists(env):
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return True
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# vim:set ts=4 sw=4 et:
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