1//===-- sancov_flags.cpp ----------------------------------------*- C++ -*-===//
2//
3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4// See https://llvm.org/LICENSE.txt for license information.
5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6//
7//===----------------------------------------------------------------------===//
8//
9// Sanitizer Coverage runtime flags.
10//
11//===----------------------------------------------------------------------===//
12
13#include "sancov_flags.h"
14#include "sanitizer_flag_parser.h"
15#include "sanitizer_platform.h"
16
17SANITIZER_INTERFACE_WEAK_DEF(const char*, __sancov_default_options, void) {
18 return "";
19}
20
21using namespace __sanitizer;
22
23namespace __sancov {
24
25SancovFlags sancov_flags_dont_use_directly; // use via flags();
26
27void SancovFlags::SetDefaults() {
28#define SANCOV_FLAG(Type, Name, DefaultValue, Description) Name = DefaultValue;
29#include "sancov_flags.inc"
30#undef SANCOV_FLAG
31}
32
33static void RegisterSancovFlags(FlagParser *parser, SancovFlags *f) {
34#define SANCOV_FLAG(Type, Name, DefaultValue, Description) \
35 RegisterFlag(parser, #Name, Description, &f->Name);
36#include "sancov_flags.inc"
37#undef SANCOV_FLAG
38}
39
40void InitializeSancovFlags() {
41 SancovFlags *f = sancov_flags();
42 f->SetDefaults();
43
44 FlagParser parser;
45 RegisterSancovFlags(parser: &parser, f);
46
47 parser.ParseString(s: __sancov_default_options());
48 parser.ParseStringFromEnv(env_name: "SANCOV_OPTIONS");
49
50 ReportUnrecognizedFlags();
51 if (f->help) parser.PrintFlagDescriptions();
52}
53
54} // namespace __sancov
55