contrib/compiler-rt/lib/sanitizer_common/sanitizer_symbolizer_libcdep.cc

   1 //===-- sanitizer_symbolizer_libcdep.cc -----------------------------------===//
   2 //
   3 //                     The LLVM Compiler Infrastructure
   4 //
   5 // This file is distributed under the University of Illinois Open Source
   6 // License. See LICENSE.TXT for details.
   7 //
   8 //===----------------------------------------------------------------------===//
   9 //
  10 // This file is shared between AddressSanitizer and ThreadSanitizer
  11 // run-time libraries.
  12 //===----------------------------------------------------------------------===//
  13
  14 #include "sanitizer_internal_defs.h"
  15 #include "sanitizer_symbolizer.h"
  16
  17 namespace __sanitizer {
  18
  19 Symbolizer *Symbolizer::GetOrInit() {
  20   SpinMutexLock l(&init_mu_);
  21   if (symbolizer_)
  22     return symbolizer_;
  23   if ((symbolizer_ = PlatformInit()))
  24     return symbolizer_;
  25   return Disable();
  26 }
  27
  28 }  // namespace __sanitizer