def test_sources(self):
self.assertIsNone(sut.classify_source('file.o'))
self.assertIsNone(sut.classify_source('file.exe'))
self.assertIsNone(sut.classify_source('/path/file.o'))
self.assertIsNone(sut.classify_source('clang'))
self.assertEqual('c', sut.classify_source('file.c'))
self.assertEqual('c', sut.classify_source('./file.c'))
self.assertEqual('c', sut.classify_source('/path/file.c'))
self.assertEqual('c++', sut.classify_source('file.c', False))
self.assertEqual('c++', sut.classify_source('./file.c', False))
self.assertEqual('c++', sut.classify_source('/path/file.c', False))
def test_sources(self):
self.assertIsNone(sut.classify_source('file.o'))
self.assertIsNone(sut.classify_source('file.exe'))
self.assertIsNone(sut.classify_source('/path/file.o'))
self.assertIsNone(sut.classify_source('clang'))
self.assertEqual('c', sut.classify_source('file.c'))
self.assertEqual('c', sut.classify_source('./file.c'))
self.assertEqual('c', sut.classify_source('/path/file.c'))
self.assertEqual('c++', sut.classify_source('file.c', False))
self.assertEqual('c++', sut.classify_source('./file.c', False))
self.assertEqual('c++', sut.classify_source('/path/file.c', False))
def language_check(opts, continuation=filter_debug_flags):
""" Find out the language from command line parameters or file name
extension. The decision also influenced by the compiler invocation. """
accepted = frozenset({
'c', 'c++', 'objective-c', 'objective-c++', 'c-cpp-output',
'c++-cpp-output', 'objective-c-cpp-output'
})
# language can be given as a parameter...
language = opts.pop('language')
compiler = opts.pop('compiler')
# ... or find out from source file extension
if language is None and compiler is not None:
language = classify_source(opts['file'], compiler == 'c')
if language is None:
logging.debug('skip analysis, language not known')
return None
elif language not in accepted:
logging.debug('skip analysis, language not supported')
return None
else:
logging.debug('analysis, language: %s', language)
opts.update({'language': language,
'flags': ['-x', language] + opts['flags']})
return continuation(opts)
def language_check(opts, continuation=filter_debug_flags):
""" Find out the language from command line parameters or file name
extension. The decision also influenced by the compiler invocation. """
accepted = frozenset({
'c', 'c++', 'objective-c', 'objective-c++', 'c-cpp-output',
'c++-cpp-output', 'objective-c-cpp-output'
})
# language can be given as a parameter...
language = opts.pop('language')
compiler = opts.pop('compiler')
# ... or find out from source file extension
if language is None and compiler is not None:
language = classify_source(opts['file'], compiler == 'c')
if language is None:
logging.debug('skip analysis, language not known')
return None
elif language not in accepted:
logging.debug('skip analysis, language not supported')
return None
else:
logging.debug('analysis, language: %s', language)
opts.update({'language': language,
'flags': ['-x', language] + opts['flags']})
return continuation(opts)
def classify_parameters(command):
""" Prepare compiler flags (filters some and add others) and take out
language (-x) and architecture (-arch) flags for future processing. """
result = {
'flags': [], # the filtered compiler flags
'arch_list': [], # list of architecture flags
'language': None, # compilation language, None, if not specified
'compiler': compiler_language(command) # 'c' or 'c++'
}
# iterate on the compile options
args = iter(command[1:])
for arg in args:
# take arch flags into a separate basket
if arg == '-arch':
result['arch_list'].append(next(args))
# take language
elif arg == '-x':
result['language'] = next(args)
# parameters which looks source file are not flags
elif re.match(r'^[^-].+', arg) and classify_source(arg):
pass
# ignore some flags
elif arg in IGNORED_FLAGS:
count = IGNORED_FLAGS[arg]
for _ in range(count):
next(args)
# we don't care about extra warnings, but we should suppress ones
# that we don't want to see.
elif re.match(r'^-W.+', arg) and not re.match(r'^-Wno-.+', arg):
pass
# and consider everything else as compilation flag.
else:
result['flags'].append(arg)
return result
def classify_parameters(command):
""" Prepare compiler flags (filters some and add others) and take out
language (-x) and architecture (-arch) flags for future processing. """
result = {
'flags': [], # the filtered compiler flags
'arch_list': [], # list of architecture flags
'language': None, # compilation language, None, if not specified
'compiler': compiler_language(command) # 'c' or 'c++'
}
# iterate on the compile options
args = iter(command[1:])
for arg in args:
# take arch flags into a separate basket
if arg == '-arch':
result['arch_list'].append(next(args))
# take language
elif arg == '-x':
result['language'] = next(args)
# parameters which looks source file are not flags
elif re.match(r'^[^-].+', arg) and classify_source(arg):
pass
# ignore some flags
elif arg in IGNORED_FLAGS:
count = IGNORED_FLAGS[arg]
for _ in range(count):
next(args)
# we don't care about extra warnings, but we should suppress ones
# that we don't want to see.
elif re.match(r'^-W.+', arg) and not re.match(r'^-Wno-.+', arg):
pass
# and consider everything else as compilation flag.
else:
result['flags'].append(arg)
return result
def assert_cxx_source(self, filename, force):
result = sut.classify_source(filename, force)
self.assertEqual('c++', result)
def assert_non_source(self, filename):
result = sut.classify_source(filename)
self.assertIsNone(result)
