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