1 from os import getenv, path 1 from os import getenv, path
2 from subprocess import Popen, PIPE 2 from subprocess import Popen, PIPE
3 from re import sub 3 from re import sub
4 4
5 cc = getenv("CC") 5 cc = getenv("CC")
6 !! 6 cc_is_clang = b"clang version" in Popen([cc.split()[0], "-v"], stderr=PIPE).stderr.readline()
7 # Check if CC has options, as is the case in y <<
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_ <<
12 else: <<
13 cc_options = "" <<
14 <<
15 cc_is_clang = b"clang version" in Popen([cc, " <<
16 src_feature_tests = getenv('srctree') + '/too 7 src_feature_tests = getenv('srctree') + '/tools/build/feature'
17 8
18 def clang_has_option(option): 9 def clang_has_option(option):
19 cc_output = Popen([cc, cc_options + option !! 10 cc_output = Popen([cc, option, path.join(src_feature_tests, "test-hello.c") ], stderr=PIPE).stderr.readlines()
20 return [o for o in cc_output if ((b"unknow !! 11 return [o for o in cc_output if ((b"unknown argument" in o) or (b"is not supported" in o))] == [ ]
21 12
22 if cc_is_clang: 13 if cc_is_clang:
23 from sysconfig import get_config_vars 14 from sysconfig import get_config_vars
24 vars = get_config_vars() 15 vars = get_config_vars()
25 for var in ('CFLAGS', 'OPT'): 16 for var in ('CFLAGS', 'OPT'):
26 vars[var] = sub("-specs=[^ ]+", "", va 17 vars[var] = sub("-specs=[^ ]+", "", vars[var])
27 if not clang_has_option("-mcet"): 18 if not clang_has_option("-mcet"):
28 vars[var] = sub("-mcet", "", vars[ 19 vars[var] = sub("-mcet", "", vars[var])
29 if not clang_has_option("-fcf-protecti 20 if not clang_has_option("-fcf-protection"):
30 vars[var] = sub("-fcf-protection", 21 vars[var] = sub("-fcf-protection", "", vars[var])
31 if not clang_has_option("-fstack-clash 22 if not clang_has_option("-fstack-clash-protection"):
32 vars[var] = sub("-fstack-clash-pro 23 vars[var] = sub("-fstack-clash-protection", "", vars[var])
33 if not clang_has_option("-fstack-prote 24 if not clang_has_option("-fstack-protector-strong"):
34 vars[var] = sub("-fstack-protector 25 vars[var] = sub("-fstack-protector-strong", "", vars[var])
35 if not clang_has_option("-fno-semantic 26 if not clang_has_option("-fno-semantic-interposition"):
36 vars[var] = sub("-fno-semantic-int 27 vars[var] = sub("-fno-semantic-interposition", "", vars[var])
37 if not clang_has_option("-ffat-lto-obj 28 if not clang_has_option("-ffat-lto-objects"):
38 vars[var] = sub("-ffat-lto-objects 29 vars[var] = sub("-ffat-lto-objects", "", vars[var])
39 if not clang_has_option("-ftree-loop-d <<
40 vars[var] = sub("-ftree-loop-distr <<
41 if not clang_has_option("-gno-variable <<
42 vars[var] = sub("-gno-variable-loc <<
43 30
44 from setuptools import setup, Extension 31 from setuptools import setup, Extension
45 32
46 from setuptools.command.build_ext import bui 33 from setuptools.command.build_ext import build_ext as _build_ext
47 from setuptools.command.install_lib import ins 34 from setuptools.command.install_lib import install_lib as _install_lib
48 35
49 class build_ext(_build_ext): 36 class build_ext(_build_ext):
50 def finalize_options(self): 37 def finalize_options(self):
51 _build_ext.finalize_options(self) 38 _build_ext.finalize_options(self)
52 self.build_lib = build_lib 39 self.build_lib = build_lib
53 self.build_temp = build_tmp 40 self.build_temp = build_tmp
54 41
55 class install_lib(_install_lib): 42 class install_lib(_install_lib):
56 def finalize_options(self): 43 def finalize_options(self):
57 _install_lib.finalize_options(self) 44 _install_lib.finalize_options(self)
58 self.build_dir = build_lib 45 self.build_dir = build_lib
59 46
60 47
61 cflags = getenv('CFLAGS', '').split() 48 cflags = getenv('CFLAGS', '').split()
62 # switch off several checks (need to be at the 49 # switch off several checks (need to be at the end of cflags list)
63 cflags += ['-fno-strict-aliasing', '-Wno-write !! 50 cflags += ['-fno-strict-aliasing', '-Wno-write-strings', '-Wno-unused-parameter', '-Wno-redundant-decls', '-DPYTHON_PERF' ]
64 if cc_is_clang: 51 if cc_is_clang:
65 cflags += ["-Wno-unused-command-line-argum 52 cflags += ["-Wno-unused-command-line-argument" ]
66 if clang_has_option("-Wno-cast-function-ty <<
67 cflags += ["-Wno-cast-function-type-mi <<
68 else: 53 else:
69 cflags += ['-Wno-cast-function-type' ] 54 cflags += ['-Wno-cast-function-type' ]
70 55
71 # The python headers have mixed code with decl <<
72 cflags += [ "-Wno-declaration-after-statement" <<
73 <<
74 src_perf = getenv('srctree') + '/tools/perf' 56 src_perf = getenv('srctree') + '/tools/perf'
75 build_lib = getenv('PYTHON_EXTBUILD_LIB') 57 build_lib = getenv('PYTHON_EXTBUILD_LIB')
76 build_tmp = getenv('PYTHON_EXTBUILD_TMP') 58 build_tmp = getenv('PYTHON_EXTBUILD_TMP')
>> 59 libtraceevent = getenv('LIBTRACEEVENT')
>> 60 libapikfs = getenv('LIBAPI')
>> 61 libperf = getenv('LIBPERF')
>> 62
>> 63 ext_sources = [f.strip() for f in open('util/python-ext-sources')
>> 64 if len(f.strip()) > 0 and f[0] != '#']
>> 65
>> 66 # use full paths with source files
>> 67 ext_sources = list(map(lambda x: '%s/%s' % (src_perf, x) , ext_sources))
>> 68
>> 69 extra_libraries = []
>> 70 if '-DHAVE_LIBNUMA_SUPPORT' in cflags:
>> 71 extra_libraries = [ 'numa' ]
>> 72 if '-DHAVE_LIBCAP_SUPPORT' in cflags:
>> 73 extra_libraries += [ 'cap' ]
77 74
78 perf = Extension('perf', 75 perf = Extension('perf',
79 sources = [ src_perf + '/util !! 76 sources = ext_sources,
80 include_dirs = ['util !! 77 include_dirs = ['util/include'],
81 extra_compile_args = !! 78 libraries = extra_libraries,
>> 79 extra_compile_args = cflags,
>> 80 extra_objects = [libtraceevent, libapikfs, libperf],
82 ) 81 )
83 82
84 setup(name='perf', 83 setup(name='perf',
85 version='0.1', 84 version='0.1',
86 description='Interface with the Linux pr 85 description='Interface with the Linux profiling infrastructure',
87 author='Arnaldo Carvalho de Melo', 86 author='Arnaldo Carvalho de Melo',
88 author_email='acme@redhat.com', 87 author_email='acme@redhat.com',
89 license='GPLv2', 88 license='GPLv2',
90 url='http://perf.wiki.kernel.org', 89 url='http://perf.wiki.kernel.org',
91 ext_modules=[perf], 90 ext_modules=[perf],
92 cmdclass={'build_ext': build_ext, 'insta 91 cmdclass={'build_ext': build_ext, 'install_lib': install_lib})
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