contrib/llvm-project/compiler-rt/lib/lsan/lsan.h

   1 //=-- lsan.h --------------------------------------------------------------===//
   2 //
   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
   6 //
   7 //===----------------------------------------------------------------------===//
   8 //
   9 // This file is a part of LeakSanitizer.
  10 // Private header for standalone LSan RTL.
  11 //
  12 //===----------------------------------------------------------------------===//
  13
  14 #include "lsan_thread.h"
  15 #include "sanitizer_common/sanitizer_flags.h"
  16 #include "sanitizer_common/sanitizer_stacktrace.h"
  17
  18 #define GET_STACK_TRACE(max_size, fast)                       \
  19   __sanitizer::BufferedStackTrace stack;                      \
  20   stack.Unwind(StackTrace::GetCurrentPc(),                    \
  21                GET_CURRENT_FRAME(), nullptr, fast, max_size);
  22
  23 #define GET_STACK_TRACE_FATAL \
  24   GET_STACK_TRACE(kStackTraceMax, common_flags()->fast_unwind_on_fatal)
  25
  26 #define GET_STACK_TRACE_MALLOC                                      \
  27   GET_STACK_TRACE(__sanitizer::common_flags()->malloc_context_size, \
  28                   common_flags()->fast_unwind_on_malloc)
  29
  30 #define GET_STACK_TRACE_THREAD GET_STACK_TRACE(kStackTraceMax, true)
  31
  32 namespace __lsan {
  33
  34 void InitializeInterceptors();
  35 void ReplaceSystemMalloc();
  36
  37 #define ENSURE_LSAN_INITED do {   \
  38   CHECK(!lsan_init_is_running);   \
  39   if (!lsan_inited)               \
  40     __lsan_init();                \
  41 } while (0)
  42
  43 }  // namespace __lsan
  44
  45 extern bool lsan_inited;
  46 extern bool lsan_init_is_running;
  47
  48 extern "C" SANITIZER_INTERFACE_ATTRIBUTE void __lsan_init();