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