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#!/usr/bin/env python
#
# Copyright (c) 2008, Mahadevan R 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 this software, 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 sys, os
from distutils.core import setup, Extension
LLVM_PY_VERSION = '0.6'
def _run(cmd):
return os.popen(cmd).read().rstrip()
def get_libs_and_objs(llvm_config, components):
parts = _run(llvm_config + ' --libs ' + ' '.join(components)).split()
libs = []
objs = []
for part in parts:
if part.startswith('-l'):
libs.append(part[2:])
elif part.endswith('.o'):
# objs.append(part[:-2])
objs.append(part) # eh, looks like we need the .o after all
return (libs, objs)
def get_llvm_config():
# get from command-line, or use default
lc = 'llvm-config'
i = 0
while i < len(sys.argv):
arg = sys.argv[i]
if arg.startswith('--llvm-config='):
del sys.argv[i]
lc = arg.split('=')[1]
else:
i += 1
# see if it works
version = _run(lc + ' --version')
if version == '':
return (lc, False) # didn't work
return (lc, True)
def call_setup(llvm_config):
incdir = _run(llvm_config + ' --includedir')
libdir = _run(llvm_config + ' --libdir')
ldflags = _run(llvm_config + ' --ldflags')
libs_core, objs_core = get_libs_and_objs(llvm_config,
['core', 'analysis', 'scalaropts', 'executionengine',
'jit', 'native', 'interpreter', 'bitreader', 'bitwriter',
'instrumentation', 'ipa', 'ipo', 'transformutils',
'asmparser', 'linker', 'support'])
std_libs = [ 'pthread', 'm', 'stdc++' ]
if not ("openbsd" in sys.platform or "freebsd" in sys.platform):
std_libs.append("dl")
ext_core = Extension(
'llvm._core',
['llvm/_core.c', 'llvm/wrap.c', 'llvm/extra.cpp'],
define_macros = [
('__STDC_CONSTANT_MACROS', None),
('__STDC_LIMIT_MACROS', None),
('_GNU_SOURCE', None)],
include_dirs = [incdir],
library_dirs = [libdir],
libraries = std_libs + libs_core,
extra_objects = objs_core,
extra_link_args = ["-fPIC"])
setup(
name='llvm-py',
version=LLVM_PY_VERSION,
description='Python Bindings for LLVM',
author='Mahadevan R',
author_email='mdevan.foobar@gmail.com',
url='http://mdevan.nfshost.com/llvm-py/',
packages=['llvm'],
py_modules = [ 'llvm.core' ],
ext_modules = [ ext_core ],)
def main():
# get llvm config
llvm_config, is_good = get_llvm_config()
if is_good:
print "Using llvm-config=" + llvm_config
else:
print "Cannot invoke llvm-config (tried '%s')." % llvm_config
print "Try again with --llvm-config=/path/to/llvm-config."
return 1
# setup
call_setup(llvm_config)
# done
return 0
ev = main()
sys.exit(ev)
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