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