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//===-- sanitizer_flags.h ---------------------------------------*- C++ -*-===//
//
//                     The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file is a part of ThreadSanitizer/AddressSanitizer runtime.
//
//===----------------------------------------------------------------------===//

#ifndef SANITIZER_FLAGS_H
#define SANITIZER_FLAGS_H

#include "sanitizer_internal_defs.h"

namespace __sanitizer {

void ParseFlag(const char *env, bool *flag,
    const char *name, const char *descr);
void ParseFlag(const char *env, int *flag,
    const char *name, const char *descr);
void ParseFlag(const char *env, uptr *flag,
    const char *name, const char *descr);
void ParseFlag(const char *env, const char **flag,
    const char *name, const char *descr);

struct CommonFlags {
  bool symbolize;
  const char *external_symbolizer_path;
  bool allow_addr2line;
  const char *strip_path_prefix;
  bool fast_unwind_on_check;
  bool fast_unwind_on_fatal;
  bool fast_unwind_on_malloc;
  bool handle_ioctl;
  int malloc_context_size;
  const char *log_path;
  int  verbosity;
  bool detect_leaks;
  bool leak_check_at_exit;
  bool allocator_may_return_null;
  bool print_summary;
  bool check_printf;
  bool handle_segv;
  bool allow_user_segv_handler;
  bool use_sigaltstack;
  bool detect_deadlocks;
  uptr clear_shadow_mmap_threshold;
  const char *color;
  bool legacy_pthread_cond;
  bool intercept_tls_get_addr;
  bool help;
  uptr mmap_limit_mb;
  uptr hard_rss_limit_mb;
  bool coverage;
  bool coverage_direct;
  const char *coverage_dir;
  bool full_address_space;
  const char *suppressions;
  bool print_suppressions;
  bool disable_coredump;
  bool symbolize_inline_frames;
  const char *stack_trace_format;

  void SetDefaults();
  void ParseFromString(const char *str);
};

// Functions to get/set global CommonFlags shared by all sanitizer runtimes:
extern CommonFlags common_flags_dont_use;
inline const CommonFlags *common_flags() {
  return &common_flags_dont_use;
}

inline void SetCommonFlagsDefaults() {
  common_flags_dont_use.SetDefaults();
}

inline void ParseCommonFlagsFromString(const char *str) {
  common_flags_dont_use.ParseFromString(str);
}

// This function can only be used to setup tool-specific overrides for
// CommonFlags defaults. Generally, it should only be used right after
// SetCommonFlagsDefaults(), but before ParseCommonFlagsFromString(), and
// only during the flags initialization (i.e. before they are used for
// the first time).
inline void OverrideCommonFlags(const CommonFlags &cf) {
  common_flags_dont_use = cf;
}

void PrintFlagDescriptions();

}  // namespace __sanitizer

#endif  // SANITIZER_FLAGS_H