diff options
Diffstat (limited to 'tools/perf/util/setup.py')
| -rw-r--r-- | tools/perf/util/setup.py | 47 |
1 files changed, 15 insertions, 32 deletions
diff --git a/tools/perf/util/setup.py b/tools/perf/util/setup.py index 3107f5aa8c9a..dd289d15acfd 100644 --- a/tools/perf/util/setup.py +++ b/tools/perf/util/setup.py @@ -3,6 +3,7 @@ from subprocess import Popen, PIPE from re import sub cc = getenv("CC") +assert cc, "Environment variable CC not set" # Check if CC has options, as is the case in yocto, where it uses CC="cc --sysroot..." cc_tokens = cc.split() @@ -12,12 +13,17 @@ if len(cc_tokens) > 1: else: cc_options = "" +# ignore optional stderr could be None as it is set to PIPE to avoid that. +# mypy: disable-error-code="union-attr" cc_is_clang = b"clang version" in Popen([cc, "-v"], stderr=PIPE).stderr.readline() -src_feature_tests = getenv('srctree') + '/tools/build/feature' + +srctree = getenv('srctree') +assert srctree, "Environment variable srctree, for the Linux sources, not set" +src_feature_tests = f'{srctree}/tools/build/feature' def clang_has_option(option): cc_output = Popen([cc, cc_options + option, path.join(src_feature_tests, "test-hello.c") ], stderr=PIPE).stderr.readlines() - return [o for o in cc_output if ((b"unknown argument" in o) or (b"is not supported" in o))] == [ ] + return [o for o in cc_output if ((b"unknown argument" in o) or (b"is not supported" in o) or (b"unknown warning option" in o))] == [ ] if cc_is_clang: from sysconfig import get_config_vars @@ -60,48 +66,25 @@ class install_lib(_install_lib): cflags = getenv('CFLAGS', '').split() # switch off several checks (need to be at the end of cflags list) -cflags += ['-fno-strict-aliasing', '-Wno-write-strings', '-Wno-unused-parameter', '-Wno-redundant-decls', '-DPYTHON_PERF' ] +cflags += ['-fno-strict-aliasing', '-Wno-write-strings', '-Wno-unused-parameter', '-Wno-redundant-decls' ] if cc_is_clang: cflags += ["-Wno-unused-command-line-argument" ] + if clang_has_option("-Wno-cast-function-type-mismatch"): + cflags += ["-Wno-cast-function-type-mismatch" ] else: cflags += ['-Wno-cast-function-type' ] # The python headers have mixed code with declarations (decls after asserts, for instance) cflags += [ "-Wno-declaration-after-statement" ] -src_perf = getenv('srctree') + '/tools/perf' +src_perf = f'{srctree}/tools/perf' build_lib = getenv('PYTHON_EXTBUILD_LIB') build_tmp = getenv('PYTHON_EXTBUILD_TMP') -libtraceevent = getenv('LIBTRACEEVENT') -libapikfs = getenv('LIBAPI') -libperf = getenv('LIBPERF') - -ext_sources = [f.strip() for f in open('util/python-ext-sources') - if len(f.strip()) > 0 and f[0] != '#'] - -extra_libraries = [] - -if '-DHAVE_LIBTRACEEVENT' in cflags: - extra_libraries += [ 'traceevent' ] -else: - ext_sources.remove('util/trace-event.c') - ext_sources.remove('util/trace-event-parse.c') - -# use full paths with source files -ext_sources = list(map(lambda x: '%s/%s' % (src_perf, x) , ext_sources)) - -if '-DHAVE_LIBNUMA_SUPPORT' in cflags: - extra_libraries += [ 'numa' ] -if '-DHAVE_LIBCAP_SUPPORT' in cflags: - extra_libraries += [ 'cap' ] perf = Extension('perf', - sources = ext_sources, - include_dirs = ['util/include'], - libraries = extra_libraries, - extra_compile_args = cflags, - extra_objects = [ x for x in [libtraceevent, libapikfs, libperf] - if x is not None], + sources = [ src_perf + '/util/python.c' ], + include_dirs = ['util/include'], + extra_compile_args = cflags, ) setup(name='perf', |