60 lines
1.8 KiB
Python
60 lines
1.8 KiB
Python
#!/usr/bin/env python
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# Copyright (c) 2012 Google Inc. All rights reserved.
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# Use of this source code is governed by a BSD-style license that can be
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# found in the LICENSE file.
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"""
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Verifies that xcode-style GCC_... settings are handled properly.
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"""
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import TestGyp
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import os
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import subprocess
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import sys
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def IgnoreOutput(string, expected_string):
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return True
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def CompilerVersion(compiler):
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stdout = subprocess.check_output([compiler, '-v'], stderr=subprocess.STDOUT)
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stdout = stdout.decode('utf-8')
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return stdout.rstrip('\n')
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def CompilerSupportsWarnAboutInvalidOffsetOfMacro(test):
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# "clang" does not support the "-Winvalid-offsetof" flag, and silently
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# ignore it. Starting with Xcode 5.0.0, "gcc" is just a "clang" binary with
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# some hard-coded include path hack, so use the output of "-v" to detect if
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# the compiler supports the flag or not.
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return 'clang' not in CompilerVersion('/usr/bin/cc')
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if sys.platform == 'darwin':
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test = TestGyp.TestGyp(formats=['ninja', 'make', 'xcode'])
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if test.format == 'xcode-ninja':
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test.skip_test()
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CHDIR = 'xcode-gcc'
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test.run_gyp('test.gyp', chdir=CHDIR)
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# List of targets that'll pass. It expects targets of the same name with
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# '-fail' appended that'll fail to build.
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targets = [
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'warn_about_missing_newline',
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]
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# clang doesn't warn on invalid offsetofs, it silently ignores
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# -Wno-invalid-offsetof.
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if CompilerSupportsWarnAboutInvalidOffsetOfMacro(test):
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targets.append('warn_about_invalid_offsetof_macro')
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for target in targets:
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test.build('test.gyp', target, chdir=CHDIR)
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test.built_file_must_exist(target, chdir=CHDIR)
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fail_target = target + '-fail'
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test.build('test.gyp', fail_target, chdir=CHDIR, status=None,
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stderr=None, match=IgnoreOutput)
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test.built_file_must_not_exist(fail_target, chdir=CHDIR)
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test.pass_test()
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