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1 | // Copyright (c) 2011-present, Facebook, Inc. All rights reserved. | |
2 | // This source code is licensed under both the GPLv2 (found in the | |
3 | // COPYING file in the root directory) and Apache 2.0 License | |
4 | // (found in the LICENSE.Apache file in the root directory). | |
5 | // | |
6 | #pragma once | |
7 | ||
8 | #include "rocksdb/rocksdb_namespace.h" | |
9 | ||
10 | namespace ROCKSDB_NAMESPACE { | |
11 | namespace port { | |
12 | ||
13 | // Install a signal handler to print callstack on the following signals: | |
14 | // SIGILL SIGSEGV SIGBUS SIGABRT | |
15 | // And also (Linux ony for now) overrides security settings to allow outside | |
16 | // processes to attach to this one as a debugger. ONLY USE FOR NON-SECURITY | |
17 | // CRITICAL PROCESSES such as unit tests or benchmarking tools. | |
18 | // Currently supports only some POSIX implementations. No-op otherwise. | |
19 | void InstallStackTraceHandler(); | |
20 | ||
21 | // Prints stack, skips skip_first_frames frames | |
22 | void PrintStack(int first_frames_to_skip = 0); | |
23 | ||
24 | // Prints the given callstack | |
25 | void PrintAndFreeStack(void* callstack, int num_frames); | |
26 | ||
27 | // Save the current callstack | |
28 | void* SaveStack(int* num_frame, int first_frames_to_skip = 0); | |
29 | ||
30 | } // namespace port | |
31 | } // namespace ROCKSDB_NAMESPACE |