compiler-rt/lib/memprof/memprof_flags.h

   1 //===-- memprof_flags.h ---------------------------------------*- C++ -*-===//
   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 MemProfiler, a memory profiler.
  10 //
  11 // MemProf runtime flags.
  12 //===----------------------------------------------------------------------===//
  13
  14 #ifndef MEMPROF_FLAGS_H
  15 #define MEMPROF_FLAGS_H
  16
  17 #include "sanitizer_common/sanitizer_flag_parser.h"
  18 #include "sanitizer_common/sanitizer_internal_defs.h"
  19
  20 // MemProf flag values can be defined in four ways:
  21 // 1) initialized with default values at startup.
  22 // 2) overriden during compilation of MemProf runtime by providing
  23 //    compile definition MEMPROF_DEFAULT_OPTIONS.
  24 // 3) overriden from string returned by user-specified function
  25 //    __memprof_default_options().
  26 // 4) overriden from env variable MEMPROF_OPTIONS.
  27
  28 namespace __memprof {
  29
  30 struct Flags {
  31 #define MEMPROF_FLAG(Type, Name, DefaultValue, Description) Type Name;
  32 #include "memprof_flags.inc"
  33 #undef MEMPROF_FLAG
  34
  35   void SetDefaults();
  36 };
  37
  38 extern Flags memprof_flags_dont_use_directly;
  39 inline Flags *flags() { return &memprof_flags_dont_use_directly; }
  40
  41 void InitializeFlags();
  42
  43 } // namespace __memprof
  44
  45 #endif // MEMPROF_FLAGS_H