1 //===-- sancov_flags.cc -----------------------------------------*- C++ -*-===//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
10 // Sanitizer Coverage runtime flags.
12 //===----------------------------------------------------------------------===//
14 #include "sancov_flags.h"
15 #include "sanitizer_flag_parser.h"
16 #include "sanitizer_platform.h"
18 SANITIZER_INTERFACE_WEAK_DEF(const char*, __sancov_default_options, void) {
22 using namespace __sanitizer;
26 SancovFlags sancov_flags_dont_use_directly; // use via flags();
28 void SancovFlags::SetDefaults() {
29 #define SANCOV_FLAG(Type, Name, DefaultValue, Description) Name = DefaultValue;
30 #include "sancov_flags.inc"
34 static void RegisterSancovFlags(FlagParser *parser, SancovFlags *f) {
35 #define SANCOV_FLAG(Type, Name, DefaultValue, Description) \
36 RegisterFlag(parser, #Name, Description, &f->Name);
37 #include "sancov_flags.inc"
41 static const char *MaybeCallSancovDefaultOptions() {
42 return (&__sancov_default_options) ? __sancov_default_options() : "";
45 void InitializeSancovFlags() {
46 SancovFlags *f = sancov_flags();
50 RegisterSancovFlags(&parser, f);
52 parser.ParseString(MaybeCallSancovDefaultOptions());
53 parser.ParseString(GetEnv("SANCOV_OPTIONS"));
55 ReportUnrecognizedFlags();
56 if (f->help) parser.PrintFlagDescriptions();
59 } // namespace __sancov