1 //=-- lsan.h --------------------------------------------------------------===//
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
7 //===----------------------------------------------------------------------===//
9 // This file is a part of LeakSanitizer.
10 // Private header for standalone LSan RTL.
12 //===----------------------------------------------------------------------===//
14 #include "lsan_thread.h"
16 # include "lsan_posix.h"
17 #elif SANITIZER_FUCHSIA
18 # include "lsan_fuchsia.h"
20 #include "sanitizer_common/sanitizer_flags.h"
21 #include "sanitizer_common/sanitizer_stacktrace.h"
23 #define GET_STACK_TRACE(max_size, fast) \
24 __sanitizer::BufferedStackTrace stack; \
25 stack.Unwind(StackTrace::GetCurrentPc(), GET_CURRENT_FRAME(), nullptr, fast, \
28 #define GET_STACK_TRACE_FATAL \
29 GET_STACK_TRACE(kStackTraceMax, common_flags()->fast_unwind_on_fatal)
31 #define GET_STACK_TRACE_MALLOC \
32 GET_STACK_TRACE(__sanitizer::common_flags()->malloc_context_size, \
33 common_flags()->fast_unwind_on_malloc)
35 #define GET_STACK_TRACE_THREAD GET_STACK_TRACE(kStackTraceMax, true)
39 # define LSAN_DYNAMIC 1
41 # define LSAN_DYNAMIC 0
47 void InitializeInterceptors();
48 void ReplaceSystemMalloc();
49 void LsanOnDeadlySignal(int signo, void *siginfo, void *context);
50 void InstallAtExitCheckLeaks();
52 #define ENSURE_LSAN_INITED \
54 CHECK(!lsan_init_is_running); \
61 extern bool lsan_inited;
62 extern bool lsan_init_is_running;
63 extern bool lsan_check_in_progress;
65 extern "C" SANITIZER_INTERFACE_ATTRIBUTE void __lsan_init();