1 files changed, 31 insertions, 0 deletions
diff --git a/src/rocksdb/port/stack_trace.h b/src/rocksdb/port/stack_trace.h
new file mode 100644
index 000000000..5b3bf9320
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+++ b/src/rocksdb/port/stack_trace.h
@@ -0,0 +1,31 @@
+//  Copyright (c) 2011-present, Facebook, Inc.  All rights reserved.
+//  This source code is licensed under both the GPLv2 (found in the
+//  COPYING file in the root directory) and Apache 2.0 License
+//  (found in the LICENSE.Apache file in the root directory).
+//
+#pragma once
+
+#include "rocksdb/rocksdb_namespace.h"
+
+namespace ROCKSDB_NAMESPACE {
+namespace port {
+
+// Install a signal handler to print callstack on the following signals:
+// SIGILL SIGSEGV SIGBUS SIGABRT
+// And also (Linux ony for now) overrides security settings to allow outside
+// processes to attach to this one as a debugger. ONLY USE FOR NON-SECURITY
+// CRITICAL PROCESSES such as unit tests or benchmarking tools.
+// Currently supports only some POSIX implementations. No-op otherwise.
+void InstallStackTraceHandler();
+
+// Prints stack, skips skip_first_frames frames
+void PrintStack(int first_frames_to_skip = 0);
+
+// Prints the given callstack
+void PrintAndFreeStack(void* callstack, int num_frames);
+
+// Save the current callstack
+void* SaveStack(int* num_frame, int first_frames_to_skip = 0);
+
+}  // namespace port
+}  // namespace ROCKSDB_NAMESPACE