1//===-- sancov_flags.cc -----------------------------------------*- C++ -*-===// 2// 3// This file is distributed under the University of Illinois Open Source 4// License. See LICENSE.TXT for details. 5// 6//===----------------------------------------------------------------------===// 7// 8// Sanitizer Coverage runtime flags. 9// 10//===----------------------------------------------------------------------===// 11 12#include "sancov_flags.h" 13#include "sanitizer_flag_parser.h" 14#include "sanitizer_platform.h" 15 16SANITIZER_INTERFACE_WEAK_DEF(const char*, __sancov_default_options, void) { 17 return ""; 18} 19 20using namespace __sanitizer; 21 22namespace __sancov { 23 24SancovFlags sancov_flags_dont_use_directly; // use via flags(); 25 26void SancovFlags::SetDefaults() { 27#define SANCOV_FLAG(Type, Name, DefaultValue, Description) Name = DefaultValue; 28#include "sancov_flags.inc" 29#undef SANCOV_FLAG 30} 31 32static void RegisterSancovFlags(FlagParser *parser, SancovFlags *f) { 33#define SANCOV_FLAG(Type, Name, DefaultValue, Description) \ 34 RegisterFlag(parser, #Name, Description, &f->Name); 35#include "sancov_flags.inc" 36#undef SANCOV_FLAG 37} 38 39static const char *MaybeCallSancovDefaultOptions() { 40 return (&__sancov_default_options) ? __sancov_default_options() : ""; 41} 42 43void InitializeSancovFlags() { 44 SancovFlags *f = sancov_flags(); 45 f->SetDefaults(); 46 47 FlagParser parser; 48 RegisterSancovFlags(&parser, f); 49 50 parser.ParseString(MaybeCallSancovDefaultOptions()); 51 parser.ParseString(GetEnv("SANCOV_OPTIONS")); 52 53 ReportUnrecognizedFlags(); 54 if (f->help) parser.PrintFlagDescriptions(); 55} 56 57} // namespace __sancov 58