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"""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',
])
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:
|
