#include "clang/Driver/Driver.h"
#include "clang/Driver/Compilation.h"
+#include "clang/Frontend/FrontendPluginRegistry.h"
+#include "clang/AST/ASTConsumer.h"
+#include "clang/AST/AST.h"
+#include "clang/Frontend/CompilerInstance.h"
+#include "llvm/Support/raw_ostream.h"
+
//my own header files
#include "iooper.h"
/**
* This method prints diagnostic and counts diagnostic types.
*/
- virtual void HandleDiagnostic(Diagnostic::Level DiagLevel, const DiagnosticInfo &Info)
+ virtual void HandleDiagnostic(DiagnosticsEngine::Level DiagLevel, const Diagnostic &Info)
{
TextDiagnosticPrinter::HandleDiagnostic(DiagLevel, Info); // print diagnostic information using library implementation
switch (DiagLevel) // count number of all diagnostic information
list<string> states;
string name_of_machine;
string name_of_start;
+ string dest;
FullSourceLoc *fsloc; /** Full Source Location instance for holding Source Manager. */
public:
+ FindStates(string dest) : dest(dest) {}
+
list<string> getStates() /** Return list of states of the state machine. */
{
return states;
* Traverse global decls using DeclGroupRef for handling all global decls. But only interesting decls are processed. Interesting decls are Struct, Class, C++ methods and Namespace.
* When Namespace is found it recursively traverse all decls inside this Namespace using method recursive_visit.
*/
- virtual void HandleTopLevelDecl(DeclGroupRef DGR)
+ virtual bool HandleTopLevelDecl(DeclGroupRef DGR)
{
SourceLocation loc;
string line, output, event;
}
output = "";
}
+ return true;
}
/**
type = stmt->getStmtClass();
switch(type)
{
- case 8 : find_return_stmt(dyn_cast<DoStmt>(stmt)->getBody(), event); // do
- break;
+ case 8 : find_return_stmt(dyn_cast<DoStmt>(stmt)->getBody(), event); // do
+ break;
case 86 : find_return_stmt(dyn_cast<ForStmt>(stmt)->getBody(), event); // for
- break;
- case 88 : find_return_stmt(dyn_cast<IfStmt>(stmt)->getThen(), event); //if then
- find_return_stmt(dyn_cast<IfStmt>(stmt)->getElse(), event); //if else
- break;
+ break;
+ case 88 : find_return_stmt(dyn_cast<IfStmt>(stmt)->getThen(), event); //if then
+ find_return_stmt(dyn_cast<IfStmt>(stmt)->getElse(), event); //if else
+ break;
case 90 : find_return_stmt(dyn_cast<LabelStmt>(stmt)->getSubStmt(), event); //label
- break;
+ break;
case 98 : line = sman.getCharacterData(dyn_cast<ReturnStmt>(stmt)->getReturnLoc());
- line = get_line_of_code(line).substr(6);
- line = line.substr(0,line.find("("));
- if(get_model(line)==6)
- {
- param = get_params(line);
- transitions.push_back(event.append(",").append(param));
- }
- if(get_model(line) == 7)
- {
- param = ",";
- transitions.push_back(param.append(event));
- }
- break;
+ line = get_line_of_code(line).substr(6);
+ line = line.substr(0,line.find("("));
+ if(get_model(line)==6)
+ {
+ param = get_params(line);
+ transitions.push_back(event.append(",").append(param));
+ }
+ if(get_model(line) == 7)
+ {
+ param = ",";
+ transitions.push_back(param.append(event));
+ }
+ break;
case 99 : find_return_stmt(stmt, event);
- break;
+ break;
case 101 : find_return_stmt(dyn_cast<SwitchStmt>(stmt)->getBody(), event); // switch
- break;
+ break;
case 102 : find_return_stmt(dyn_cast<WhileStmt>(stmt)->getBody(), event); // while
- break;
+ break;
}
}
+ virtual void HandleTranslationUnit(clang::ASTContext &Context) {
+ IO_operations io(dest, getStateMachine(), getNameOfFirstState(), getTransitions(), getStates(), getEvents());
+ io.save_to_file();
+ io.print_stats();
+ }
};
-/**
- * Main function provides all initialization before starting analysis of AST. Diagnostic Client is initialized,
- * Command line options are processed.
- */
-int main(int argc, char **argv)
-{
- if(argc==1 || strncmp(argv[1],"-help",5)==0)
- {
- cout<<endl<<" Boost Statechart Viewer - help"<<endl;
- cout<<"================================"<<endl;
- cout<<"The program can be used almost the same way as a C compiler. You will typically need to specify locations for all header files except of the files stored in system folder(in Linux: /usr/...) using -I option. Of course you can specify the output filename (-o option). Program displays all diagnostic messages like compilers. If an error occurs the program stops."<<endl<<endl;
- return 0;
- }
- string inputFilename = "";
- string outputFilename = "graph.dot"; // initialize output Filename
- DiagnosticOptions dopts;
- dopts.ShowColors=1;
- MyDiagnosticClient *mdc = new MyDiagnosticClient(llvm::errs(), dopts);
- llvm::IntrusiveRefCntPtr<DiagnosticIDs> dis(new DiagnosticIDs());
- Diagnostic diag(dis,mdc);
- FileManager fm( * new FileSystemOptions());
- SourceManager sm (diag, fm);
- HeaderSearch *headers = new HeaderSearch(fm);
-
- Driver TheDriver(LLVM_BINDIR, llvm::sys::getHostTriple(), "", false, false, diag);
- TheDriver.setCheckInputsExist(true);
- TheDriver.CCCIsCXX = 1;
- TheDriver.ResourceDir = LLVM_PREFIX "/lib/clang/" CLANG_VERSION_STRING;
- CompilerInvocation compInv;
- llvm::SmallVector<const char *, 16> Args(argv, argv + argc);
- llvm::OwningPtr<Compilation> C(TheDriver.BuildCompilation(Args.size(),
- Args.data()));
- const driver::JobList &Jobs = C->getJobs();
- const driver::Command *Cmd = cast<driver::Command>(*Jobs.begin());
- const driver::ArgStringList &CCArgs = Cmd->getArguments();
- for(unsigned i = 0; i<Args.size();i++) // find -o in ArgStringList
- {
- if(strncmp(Args[i],"-o",2)==0)
- {
- if(strlen(Args[i])>2)
- {
- string str = Args[i];
- outputFilename = str.substr(2);
- }
- else outputFilename = Args[i+1];
- break;
- }
- }
-
- CompilerInvocation::CreateFromArgs(compInv,
- const_cast<const char **>(CCArgs.data()),
- const_cast<const char **>(CCArgs.data())+CCArgs.size(),
- diag);
+class VisualizeStatechartAction : public PluginASTAction {
+protected:
+ ASTConsumer *CreateASTConsumer(CompilerInstance &CI, llvm::StringRef) {
+ size_t dot = getCurrentFile().find_last_of('.');
+ std::string dest = getCurrentFile().substr(0, dot);
+ dest.append(".dot");
+ return new FindStates(dest);
+ }
- HeaderSearchOptions hsopts = compInv.getHeaderSearchOpts();
- LangOptions lang = compInv.getLangOpts();
- CompilerInvocation::setLangDefaults(lang, IK_ObjCXX);
- TargetInfo *ti = TargetInfo::CreateTargetInfo(diag, compInv.getTargetOpts());
- FrontendOptions f = compInv.getFrontendOpts();
- inputFilename = f.Inputs[0].second;
+ bool ParseArgs(const CompilerInstance &CI,
+ const std::vector<std::string>& args) {
+ for (unsigned i = 0, e = args.size(); i != e; ++i) {
+ llvm::errs() << "Visualizer arg = " << args[i] << "\n";
- cout<<"Input filename: "<<inputFilename<<"\n"; // print Input filename
- cout<<"Output filename: "<<outputFilename<<"\n\n\n"; // print Output filename
+ // Example error handling.
+ if (args[i] == "-an-error") {
+ DiagnosticsEngine &D = CI.getDiagnostics();
+ unsigned DiagID = D.getCustomDiagID(
+ DiagnosticsEngine::Error, "invalid argument '" + args[i] + "'");
+ D.Report(DiagID);
+ return false;
+ }
+ }
+ if (args.size() && args[0] == "help")
+ PrintHelp(llvm::errs());
+ return true;
+ }
+ void PrintHelp(llvm::raw_ostream& ros) {
+ ros << "Help for Visualize Statechart plugin goes here\n";
+ }
- Preprocessor pp(diag, lang, *ti, sm, *headers);
- pp.getBuiltinInfo().InitializeBuiltins(pp.getIdentifierTable(), lang);
-
- InitializePreprocessor(pp, compInv.getPreprocessorOpts(),hsopts,f);
-
- const FileEntry *file = fm.getFile(inputFilename);
- sm.createMainFileID(file);
- IdentifierTable tab(lang);
- Builtin::Context builtins(*ti);
- FindStates c;
- ASTContext ctx(lang, sm, *ti, tab, * new SelectorTable(), builtins,0);
- mdc->BeginSourceFile(lang, &pp);//start using diagnostic
- ParseAST(pp, &c, ctx, false, false);
- mdc->EndSourceFile(); //end using diagnostic
- IO_operations *io = new IO_operations(outputFilename, c.getStateMachine(), c.getNameOfFirstState(), c.getTransitions(), c.getStates(), c.getEvents());
- io->save_to_file();
- io->print_stats();
- mdc->print_stats();
- return 0;
-}
+};
+
+static FrontendPluginRegistry::Add<VisualizeStatechartAction> X("visualize-statechart", "visualize statechart");