1 #include "clang/StaticAnalyzer/Core/Checker.h"
2 #include "clang/StaticAnalyzer/Core/PathSensitive/CheckerContext.h"
3 #include "clang/StaticAnalyzer/Frontend/CheckerRegistry.h"
4 
5 using namespace clang;
6 using namespace ento;
7 
8 namespace {
9 struct MyChecker : public Checker<check::BeginFunction> {
checkBeginFunction__anon2d38ad530111::MyChecker10   void checkBeginFunction(CheckerContext &Ctx) const {}
11 };
12 
registerMyChecker(CheckerManager & Mgr)13 void registerMyChecker(CheckerManager &Mgr) {
14   MyChecker *Checker = Mgr.registerChecker<MyChecker>();
15   llvm::outs() << "Example option is set to "
16                << (Mgr.getAnalyzerOptions().getCheckerBooleanOption(
17                        Checker, "ExampleOption")
18                        ? "true"
19                        : "false")
20                << '\n';
21 }
22 
shouldRegisterMyChecker(const CheckerManager & mgr)23 bool shouldRegisterMyChecker(const CheckerManager &mgr) { return true; }
24 
25 } // end anonymous namespace
26 
27 // Register plugin!
clang_registerCheckers(CheckerRegistry & registry)28 extern "C" void clang_registerCheckers(CheckerRegistry &registry) {
29   registry.addChecker(registerMyChecker, shouldRegisterMyChecker,
30                       "example.MyChecker", "Example Description",
31                       "example.mychecker.documentation.nonexistent.html",
32                       /*isHidden*/false);
33 
34   registry.addCheckerOption(/*OptionType*/ "bool",
35                             /*CheckerFullName*/ "example.MyChecker",
36                             /*OptionName*/ "ExampleOption",
37                             /*DefaultValStr*/ "false",
38                             /*Description*/ "This is an example checker opt.",
39                             /*DevelopmentStage*/ "released");
40 }
41 
42 extern "C" const char clang_analyzerAPIVersionString[] =
43     CLANG_ANALYZER_API_VERSION_STRING;
44