1#!/usr/bin/python 2 3from os import getenv 4from subprocess import Popen, PIPE 5from re import sub 6 7def clang_has_option(option): 8 return [o for o in Popen(['clang', option], stderr=PIPE).stderr.readlines() if b"unknown argument" in o] == [ ] 9 10cc = getenv("CC") 11if cc == "clang": 12 from distutils.sysconfig import get_config_vars 13 vars = get_config_vars() 14 for var in ('CFLAGS', 'OPT'): 15 vars[var] = sub("-specs=[^ ]+", "", vars[var]) 16 if not clang_has_option("-mcet"): 17 vars[var] = sub("-mcet", "", vars[var]) 18 if not clang_has_option("-fcf-protection"): 19 vars[var] = sub("-fcf-protection", "", vars[var]) 20 if not clang_has_option("-fstack-clash-protection"): 21 vars[var] = sub("-fstack-clash-protection", "", vars[var]) 22 23from distutils.core import setup, Extension 24 25from distutils.command.build_ext import build_ext as _build_ext 26from distutils.command.install_lib import install_lib as _install_lib 27 28class build_ext(_build_ext): 29 def finalize_options(self): 30 _build_ext.finalize_options(self) 31 self.build_lib = build_lib 32 self.build_temp = build_tmp 33 34class install_lib(_install_lib): 35 def finalize_options(self): 36 _install_lib.finalize_options(self) 37 self.build_dir = build_lib 38 39 40cflags = getenv('CFLAGS', '').split() 41# switch off several checks (need to be at the end of cflags list) 42cflags += ['-fno-strict-aliasing', '-Wno-write-strings', '-Wno-unused-parameter', '-Wno-redundant-decls' ] 43if cc != "clang": 44 cflags += ['-Wno-cast-function-type' ] 45 46src_perf = getenv('srctree') + '/tools/perf' 47build_lib = getenv('PYTHON_EXTBUILD_LIB') 48build_tmp = getenv('PYTHON_EXTBUILD_TMP') 49libtraceevent = getenv('LIBTRACEEVENT') 50libapikfs = getenv('LIBAPI') 51 52ext_sources = [f.strip() for f in open('util/python-ext-sources') 53 if len(f.strip()) > 0 and f[0] != '#'] 54 55# use full paths with source files 56ext_sources = list(map(lambda x: '%s/%s' % (src_perf, x) , ext_sources)) 57 58perf = Extension('perf', 59 sources = ext_sources, 60 include_dirs = ['util/include'], 61 extra_compile_args = cflags, 62 extra_objects = [libtraceevent, libapikfs], 63 ) 64 65setup(name='perf', 66 version='0.1', 67 description='Interface with the Linux profiling infrastructure', 68 author='Arnaldo Carvalho de Melo', 69 author_email='acme@redhat.com', 70 license='GPLv2', 71 url='http://perf.wiki.kernel.org', 72 ext_modules=[perf], 73 cmdclass={'build_ext': build_ext, 'install_lib': install_lib}) 74