]> Git Repo - J-linux.git/blob - tools/perf/util/setup.py
Merge tag 'amd-drm-next-6.5-2023-06-09' of https://gitlab.freedesktop.org/agd5f/linux...
[J-linux.git] / tools / perf / util / setup.py
1 from os import getenv, path
2 from subprocess import Popen, PIPE
3 from re import sub
4
5 cc = getenv("CC")
6
7 # Check if CC has options, as is the case in yocto, where it uses CC="cc --sysroot..."
8 cc_tokens = cc.split()
9 if len(cc_tokens) > 1:
10     cc = cc_tokens[0]
11     cc_options = " ".join([str(e) for e in cc_tokens[1:]]) + " "
12 else:
13     cc_options = ""
14
15 cc_is_clang = b"clang version" in Popen([cc, "-v"], stderr=PIPE).stderr.readline()
16 src_feature_tests  = getenv('srctree') + '/tools/build/feature'
17
18 def clang_has_option(option):
19     cc_output = Popen([cc, cc_options + option, path.join(src_feature_tests, "test-hello.c") ], stderr=PIPE).stderr.readlines()
20     return [o for o in cc_output if ((b"unknown argument" in o) or (b"is not supported" in o))] == [ ]
21
22 if cc_is_clang:
23     from sysconfig import get_config_vars
24     vars = get_config_vars()
25     for var in ('CFLAGS', 'OPT'):
26         vars[var] = sub("-specs=[^ ]+", "", vars[var])
27         if not clang_has_option("-mcet"):
28             vars[var] = sub("-mcet", "", vars[var])
29         if not clang_has_option("-fcf-protection"):
30             vars[var] = sub("-fcf-protection", "", vars[var])
31         if not clang_has_option("-fstack-clash-protection"):
32             vars[var] = sub("-fstack-clash-protection", "", vars[var])
33         if not clang_has_option("-fstack-protector-strong"):
34             vars[var] = sub("-fstack-protector-strong", "", vars[var])
35         if not clang_has_option("-fno-semantic-interposition"):
36             vars[var] = sub("-fno-semantic-interposition", "", vars[var])
37         if not clang_has_option("-ffat-lto-objects"):
38             vars[var] = sub("-ffat-lto-objects", "", vars[var])
39
40 from setuptools import setup, Extension
41
42 from setuptools.command.build_ext   import build_ext   as _build_ext
43 from setuptools.command.install_lib import install_lib as _install_lib
44
45 class build_ext(_build_ext):
46     def finalize_options(self):
47         _build_ext.finalize_options(self)
48         self.build_lib  = build_lib
49         self.build_temp = build_tmp
50
51 class install_lib(_install_lib):
52     def finalize_options(self):
53         _install_lib.finalize_options(self)
54         self.build_dir = build_lib
55
56
57 cflags = getenv('CFLAGS', '').split()
58 # switch off several checks (need to be at the end of cflags list)
59 cflags += ['-fno-strict-aliasing', '-Wno-write-strings', '-Wno-unused-parameter', '-Wno-redundant-decls', '-DPYTHON_PERF' ]
60 if cc_is_clang:
61     cflags += ["-Wno-unused-command-line-argument" ]
62 else:
63     cflags += ['-Wno-cast-function-type' ]
64
65 src_perf  = getenv('srctree') + '/tools/perf'
66 build_lib = getenv('PYTHON_EXTBUILD_LIB')
67 build_tmp = getenv('PYTHON_EXTBUILD_TMP')
68 libtraceevent = getenv('LIBTRACEEVENT')
69 libapikfs = getenv('LIBAPI')
70 libperf = getenv('LIBPERF')
71
72 ext_sources = [f.strip() for f in open('util/python-ext-sources')
73                                 if len(f.strip()) > 0 and f[0] != '#']
74
75 extra_libraries = []
76
77 if '-DHAVE_LIBTRACEEVENT' in cflags:
78     extra_libraries += [ 'traceevent' ]
79 else:
80     ext_sources.remove('util/trace-event.c')
81
82 # use full paths with source files
83 ext_sources = list(map(lambda x: '%s/%s' % (src_perf, x) , ext_sources))
84
85 if '-DHAVE_LIBNUMA_SUPPORT' in cflags:
86     extra_libraries += [ 'numa' ]
87 if '-DHAVE_LIBCAP_SUPPORT' in cflags:
88     extra_libraries += [ 'cap' ]
89
90 perf = Extension('perf',
91                   sources = ext_sources,
92                   include_dirs = ['util/include'],
93                   libraries = extra_libraries,
94                   extra_compile_args = cflags,
95                   extra_objects = [ x for x in [libtraceevent, libapikfs, libperf]
96                                     if x is not None],
97                  )
98
99 setup(name='perf',
100       version='0.1',
101       description='Interface with the Linux profiling infrastructure',
102       author='Arnaldo Carvalho de Melo',
103       author_email='[email protected]',
104       license='GPLv2',
105       url='http://perf.wiki.kernel.org',
106       ext_modules=[perf],
107       cmdclass={'build_ext': build_ext, 'install_lib': install_lib})
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