blob: 3730d19a7d0ca64aaf894e2b3c7755d9214475cb [file] [log] [blame]
//===--- PrintParserActions.cpp - Implement -parse-print-callbacks mode ---===//
//
// The LLVM Compiler Infrastructure
//
// This file was developed by Chris Lattner and is distributed under
// the University of Illinois Open Source License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This code simply runs the preprocessor on the input file and prints out the
// result. This is the traditional behavior of the -E option.
//
//===----------------------------------------------------------------------===//
#include "clang.h"
#include "clang/Lex/IdentifierTable.h"
#include "clang/Parse/Action.h"
#include "clang/Parse/DeclSpec.h"
#include <iostream>
using namespace clang;
namespace {
class ParserPrintActions : public MinimalAction {
/// ParseDeclarator - This callback is invoked when a declarator is parsed
/// and 'Init' specifies the initializer if any. This is for things like:
/// "int X = 4" or "typedef int foo".
virtual DeclTy *ParseDeclarator(Scope *S, Declarator &D, ExprTy *Init,
DeclTy *LastInGroup) {
std::cout << "ParseDeclarator ";
if (IdentifierInfo *II = D.getIdentifier()) {
std::cout << "'" << II->getName() << "'";
} else {
std::cout << "<anon>";
}
std::cout << "\n";
// Pass up to EmptyActions so that the symbol table is maintained right.
return MinimalAction::ParseDeclarator(S, D, Init, LastInGroup);
}
/// PopScope - This callback is called immediately before the specified scope
/// is popped and deleted.
virtual void PopScope(SourceLocation Loc, Scope *S) {
std::cout << "PopScope\n";
// Pass up to EmptyActions so that the symbol table is maintained right.
MinimalAction::PopScope(Loc, S);
}
};
}
MinimalAction *clang::CreatePrintParserActionsAction() {
return new ParserPrintActions();
}