1 files changed, 52 insertions, 0 deletions
diff --git a/libsanitizer/tsan/tsan_stack_trace.h b/libsanitizer/tsan/tsan_stack_trace.h
new file mode 100644
index 00000000000..ce0cb8859d2
--- /dev/null
+++ b/libsanitizer/tsan/tsan_stack_trace.h
@@ -0,0 +1,52 @@
+//===-- tsan_stack_trace.h --------------------------------------*- C++ -*-===//
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// This file is a part of ThreadSanitizer (TSan), a race detector.
+//
+//===----------------------------------------------------------------------===//
+#ifndef TSAN_STACK_TRACE_H
+#define TSAN_STACK_TRACE_H
+
+//#include "sanitizer_common/sanitizer_atomic.h"
+//#include "sanitizer_common/sanitizer_common.h"
+//#include "sanitizer_common/sanitizer_deadlock_detector_interface.h"
+#include "tsan_defs.h"
+//#include "tsan_clock.h"
+//#include "tsan_mutex.h"
+//#include "tsan_dense_alloc.h"
+
+namespace __tsan {
+
+class StackTrace {
+ public:
+  StackTrace();
+  // Initialized the object in "static mode",
+  // in this mode it never calls malloc/free but uses the provided buffer.
+  StackTrace(uptr *buf, uptr cnt);
+  ~StackTrace();
+  void Reset();
+
+  void Init(const uptr *pcs, uptr cnt);
+  void ObtainCurrent(ThreadState *thr, uptr toppc);
+  bool IsEmpty() const;
+  uptr Size() const;
+  uptr Get(uptr i) const;
+  const uptr *Begin() const;
+  void CopyFrom(const StackTrace& other);
+
+ private:
+  uptr n_;
+  uptr *s_;
+  const uptr c_;
+
+  StackTrace(const StackTrace&);
+  void operator = (const StackTrace&);
+};
+
+}  // namespace __tsan
+
+#endif  // TSAN_STACK_TRACE_H