gcc/libsanitizer/sanitizer_common/sanitizer_common_libcdep.cc
Kostya Serebryany ef1b3fda32 libsanitizer merge from upstream r191666
This may break gcc-asan on Mac, will follow up separately.

From-SVN: r204368
2013-11-04 21:33:31 +00:00

36 lines
980 B
C++

//===-- sanitizer_common_libcdep.cc ---------------------------------------===//
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file is shared between AddressSanitizer and ThreadSanitizer
// run-time libraries.
//===----------------------------------------------------------------------===//
#include "sanitizer_common.h"
namespace __sanitizer {
bool PrintsToTty() {
MaybeOpenReportFile();
return internal_isatty(report_fd) != 0;
}
bool PrintsToTtyCached() {
// FIXME: Add proper Windows support to AnsiColorDecorator and re-enable color
// printing on Windows.
if (SANITIZER_WINDOWS)
return 0;
static int cached = 0;
static bool prints_to_tty;
if (!cached) { // Not thread-safe.
prints_to_tty = PrintsToTty();
cached = 1;
}
return prints_to_tty;
}
} // namespace __sanitizer