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1 //===-- asan_flags.h -------------------------------------------*- C++ -*-===//
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2 //
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3 // This file is distributed under the University of Illinois Open Source
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4 // License. See LICENSE.TXT for details.
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5 //
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6 //===----------------------------------------------------------------------===//
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7 //
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8 // This file is a part of AddressSanitizer, an address sanity checker.
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9 //
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10 // ASan runtime flags.
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11 //===----------------------------------------------------------------------===//
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12
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13 #ifndef ASAN_FLAGS_H
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14 #define ASAN_FLAGS_H
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15
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16 #include "sanitizer_common/sanitizer_internal_defs.h"
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17 #include "sanitizer_common/sanitizer_flag_parser.h"
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18
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19 // ASan flag values can be defined in four ways:
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20 // 1) initialized with default values at startup.
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21 // 2) overriden during compilation of ASan runtime by providing
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22 // compile definition ASAN_DEFAULT_OPTIONS.
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23 // 3) overriden from string returned by user-specified function
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24 // __asan_default_options().
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25 // 4) overriden from env variable ASAN_OPTIONS.
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26 // 5) overriden during ASan activation (for now used on Android only).
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27
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28 namespace __asan {
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29
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30 struct Flags {
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31 #define ASAN_FLAG(Type, Name, DefaultValue, Description) Type Name;
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32 #include "asan_flags.inc"
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33 #undef ASAN_FLAG
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34
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35 void SetDefaults();
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36 };
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37
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38 extern Flags asan_flags_dont_use_directly;
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39 inline Flags *flags() {
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40 return &asan_flags_dont_use_directly;
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41 }
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42
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43 void InitializeFlags();
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44
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45 } // namespace __asan
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46
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47 #endif // ASAN_FLAGS_H
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