1 #include "clang/StaticAnalyzer/Core/BugReporter/BugType.h"
2 #include "clang/StaticAnalyzer/Core/Checker.h"
3 #include "clang/StaticAnalyzer/Core/PathSensitive/CheckerContext.h"
4 #include "clang/StaticAnalyzer/Frontend/CheckerRegistry.h"
5 
6 using namespace clang;
7 using namespace ento;
8 
9 namespace {
10 struct MyChecker : public Checker<check::BeginFunction> {
11   void checkBeginFunction(CheckerContext &Ctx) const {}
12 };
13 
14 void registerMyChecker(CheckerManager &Mgr) {
15   MyChecker *Checker = Mgr.registerChecker<MyChecker>();
16   llvm::outs() << "Example option is set to "
17                << (Mgr.getAnalyzerOptions().getCheckerBooleanOption(
18                        Checker, "ExampleOption")
19                        ? "true"
20                        : "false")
21                << '\n';
22 }
23 
24 bool shouldRegisterMyChecker(const LangOptions &LO) { return true; }
25 
26 } // end anonymous namespace
27 
28 // Register plugin!
29 extern "C" void clang_registerCheckers(CheckerRegistry &registry) {
30   registry.addChecker(registerMyChecker, shouldRegisterMyChecker,
31                       "example.MyChecker", "Example Description",
32                       "example.mychecker.documentation.nonexistent.html",
33                       /*isHidden*/false);
34 
35   registry.addCheckerOption(/*OptionType*/ "bool",
36                             /*CheckerFullName*/ "example.MyChecker",
37                             /*OptionName*/ "ExampleOption",
38                             /*DefaultValStr*/ "false",
39                             /*Description*/ "This is an example checker opt.",
40                             /*DevelopmentStage*/ "released");
41 }
42 
43 extern "C" const char clang_analyzerAPIVersionString[] =
44     CLANG_ANALYZER_API_VERSION_STRING;
45