CheckerRegistration.cpp revision 116f3640daee424dfcdbe55e80be5a67476be4b0 
1//===--- CheckerRegistration.cpp - Registration for the Analyzer Checkers -===//
2//
3//                     The LLVM Compiler Infrastructure
4//
5// This file is distributed under the University of Illinois Open Source
6// License. See LICENSE.TXT for details.
7//
8//===----------------------------------------------------------------------===//
9//
10// Defines the registration function for the analyzer checkers.
11//
12//===----------------------------------------------------------------------===//
13
14#include "clang/StaticAnalyzer/Frontend/CheckerRegistration.h"
15#include "clang/StaticAnalyzer/Frontend/FrontendActions.h"
16#include "../Checkers/ClangSACheckerProvider.h"
17#include "clang/StaticAnalyzer/Core/CheckerManager.h"
18#include "clang/StaticAnalyzer/Core/CheckerProvider.h"
19#include "clang/Frontend/AnalyzerOptions.h"
20#include "clang/Frontend/FrontendDiagnostic.h"
21#include "clang/Basic/Diagnostic.h"
22#include "llvm/Support/raw_ostream.h"
23#include "llvm/ADT/OwningPtr.h"
24#include "llvm/ADT/SmallVector.h"
25
26using namespace clang;
27using namespace ento;
28
29CheckerManager *ento::registerCheckers(const AnalyzerOptions &opts,
30                                       const LangOptions &langOpts,
31                                       Diagnostic &diags) {
32  llvm::OwningPtr<CheckerManager> checkerMgr(new CheckerManager(langOpts));
33
34  llvm::SmallVector<CheckerOptInfo, 8> checkerOpts;
35  for (unsigned i = 0, e = opts.CheckersControlList.size(); i != e; ++i) {
36    const std::pair<std::string, bool> &opt = opts.CheckersControlList[i];
37    checkerOpts.push_back(CheckerOptInfo(opt.first.c_str(), opt.second));
38  }
39
40  llvm::OwningPtr<CheckerProvider> provider(createClangSACheckerProvider());
41  provider->registerCheckers(*checkerMgr,
42                             checkerOpts.data(), checkerOpts.size());
43
44  // FIXME: Load CheckerProviders from plugins.
45
46  for (unsigned i = 0, e = checkerOpts.size(); i != e; ++i) {
47    if (checkerOpts[i].isUnclaimed())
48      diags.Report(diag::warn_unkwown_analyzer_checker)
49          << checkerOpts[i].getName();
50  }
51
52  return checkerMgr.take();
53}
54
55void ento::printCheckerHelp(llvm::raw_ostream &OS) {
56  OS << "OVERVIEW: Clang Static Analyzer Checkers List\n";
57  OS << '\n';
58  OS << "USAGE: -analyzer-checker <check1,check2,...>\n";
59  OS << '\n';
60  OS << "CHECKERS:\n";
61
62  llvm::OwningPtr<CheckerProvider> provider(createClangSACheckerProvider());
63  provider->printHelp(OS);
64
65  // FIXME: Load CheckerProviders from plugins.
66}
67