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//===--- PrintParserActions.cpp - Implement -parse-print-callbacks mode ---===//
//
// The LLVM Compiler Infrastructure
//
// This file 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/Parse/Action.h"
#include "clang/Parse/DeclSpec.h"
#include "llvm/Support/Streams.h"
using namespace clang;
namespace {
class ParserPrintActions : public MinimalAction {
public:
ParserPrintActions(IdentifierTable &IT) : MinimalAction(IT) {}
/// ActOnDeclarator - 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 *ActOnDeclarator(Scope *S, Declarator &D,
DeclTy *LastInGroup) {
llvm::cout << "ActOnDeclarator ";
if (IdentifierInfo *II = D.getIdentifier()) {
llvm::cout << "'" << II->getName() << "'";
} else {
llvm::cout << "<anon>";
}
llvm::cout << "\n";
// Pass up to EmptyActions so that the symbol table is maintained right.
return MinimalAction::ActOnDeclarator(S, D, LastInGroup);
}
/// ActOnPopScope - This callback is called immediately before the specified
/// scope is popped and deleted.
virtual void ActOnPopScope(SourceLocation Loc, Scope *S) {
llvm::cout << "ActOnPopScope\n";
// Pass up to EmptyActions so that the symbol table is maintained right.
MinimalAction::ActOnPopScope(Loc, S);
}
};
}
MinimalAction *clang::CreatePrintParserActionsAction(IdentifierTable &IT) {
return new ParserPrintActions(IT);
}
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