1 //===--- TextPathDiagnostics.cpp - Text Diagnostics for Paths ---*- C++ -*-===// 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 // This file defines the TextPathDiagnostics object. 11 // 12 //===----------------------------------------------------------------------===// 13 14 #include "clang/StaticAnalyzer/Core/PathDiagnosticConsumers.h" 15 #include "clang/StaticAnalyzer/Core/BugReporter/PathDiagnostic.h" 16 #include "clang/Lex/Preprocessor.h" 17 #include "llvm/Support/raw_ostream.h" 18 using namespace clang; 19 using namespace ento; 20 using namespace llvm; 21 22 namespace { 23 24 /// \brief Simple path diagnostic client used for outputting as diagnostic notes 25 /// the sequence of events. 26 class TextPathDiagnostics : public PathDiagnosticConsumer { 27 const std::string OutputFile; 28 DiagnosticsEngine &Diag; 29 30 public: TextPathDiagnostics(const std::string & output,DiagnosticsEngine & diag)31 TextPathDiagnostics(const std::string& output, DiagnosticsEngine &diag) 32 : OutputFile(output), Diag(diag) {} 33 34 void FlushDiagnosticsImpl(std::vector<const PathDiagnostic *> &Diags, 35 SmallVectorImpl<std::string> *FilesMade); 36 getName() const37 virtual StringRef getName() const { 38 return "TextPathDiagnostics"; 39 } 40 getGenerationScheme() const41 PathGenerationScheme getGenerationScheme() const { return Minimal; } supportsLogicalOpControlFlow() const42 bool supportsLogicalOpControlFlow() const { return true; } supportsAllBlockEdges() const43 bool supportsAllBlockEdges() const { return true; } useVerboseDescription() const44 virtual bool useVerboseDescription() const { return true; } 45 }; 46 47 } // end anonymous namespace 48 49 PathDiagnosticConsumer* createTextPathDiagnosticConsumer(const std::string & out,const Preprocessor & PP)50 ento::createTextPathDiagnosticConsumer(const std::string& out, 51 const Preprocessor &PP) { 52 return new TextPathDiagnostics(out, PP.getDiagnostics()); 53 } 54 FlushDiagnosticsImpl(std::vector<const PathDiagnostic * > & Diags,SmallVectorImpl<std::string> * FilesMade)55 void TextPathDiagnostics::FlushDiagnosticsImpl( 56 std::vector<const PathDiagnostic *> &Diags, 57 SmallVectorImpl<std::string> *FilesMade) { 58 for (std::vector<const PathDiagnostic *>::iterator it = Diags.begin(), 59 et = Diags.end(); it != et; ++it) { 60 const PathDiagnostic *D = *it; 61 for (PathPieces::const_iterator I = D->path.begin(), E = D->path.end(); 62 I != E; ++I) { 63 unsigned diagID = 64 Diag.getDiagnosticIDs()->getCustomDiagID(DiagnosticIDs::Note, 65 (*I)->getString()); 66 Diag.Report((*I)->getLocation().asLocation(), diagID); 67 } 68 } 69 } 70