src/compiler-rt/lib/sanitizer_common/sanitizer_flags.h

   1 //===-- sanitizer_flags.h ---------------------------------------*- C++ -*-===//
   2 //
   3 //                     The LLVM Compiler Infrastructure
   4 //
   5 // This file is distributed under the University of Illinois Open Source
   6 // License. See LICENSE.TXT for details.
   7 //
   8 //===----------------------------------------------------------------------===//
   9 //
  10 // This file is a part of ThreadSanitizer/AddressSanitizer runtime.
  11 //
  12 //===----------------------------------------------------------------------===//
  13
  14 #ifndef SANITIZER_FLAGS_H
  15 #define SANITIZER_FLAGS_H
  16
  17 #include "sanitizer_internal_defs.h"
  18
  19 namespace __sanitizer {
  20
  21 struct CommonFlags {
  22 #define COMMON_FLAG(Type, Name, DefaultValue, Description) Type Name;
  23 #include "sanitizer_flags.inc"
  24 #undef COMMON_FLAG
  25
  26   void SetDefaults();
  27   void CopyFrom(const CommonFlags &other);
  28 };
  29
  30 // Functions to get/set global CommonFlags shared by all sanitizer runtimes:
  31 extern CommonFlags common_flags_dont_use;
  32 inline const CommonFlags *common_flags() {
  33   return &common_flags_dont_use;
  34 }
  35
  36 inline void SetCommonFlagsDefaults() {
  37   common_flags_dont_use.SetDefaults();
  38 }
  39
  40 // This function can only be used to setup tool-specific overrides for
  41 // CommonFlags defaults. Generally, it should only be used right after
  42 // SetCommonFlagsDefaults(), but before ParseCommonFlagsFromString(), and
  43 // only during the flags initialization (i.e. before they are used for
  44 // the first time).
  45 inline void OverrideCommonFlags(const CommonFlags &cf) {
  46   common_flags_dont_use.CopyFrom(cf);
  47 }
  48
  49 class FlagParser;
  50 void RegisterCommonFlags(FlagParser *parser,
  51                          CommonFlags *cf = &common_flags_dont_use);
  52 void RegisterIncludeFlags(FlagParser *parser, CommonFlags *cf);
  53 }  // namespace __sanitizer
  54
  55 #endif  // SANITIZER_FLAGS_H