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/* $Id$
*
* Copyright (C) 2007-2009 FAUmachine Team <info@faumachine.org>.
* This program is free software. You can redistribute it and/or modify it
* under the terms of the GNU General Public License, either version 2 of
* the License, or (at your option) any later version. See COPYING.
*/
#ifndef __LIBRARY_LIST_HPP_INCLUDED
#define __LIBRARY_LIST_HPP_INCLUDED
#include <string>
#include "frontend/ast/Library.hpp"
namespace ast {
//! Top node, a list of design libraries.
/** This class is the hierarchical top node of each abstract syntax tree.
* It represents a unique list of design libraries.
*
* @TODO make a distinction between resource libraries and the work library.
*/
class LibraryList : public AstNode {
public:
//! c'tor
LibraryList(void) : AstNode(
Location("library list")) {}
//! Accept a Visitor.
/** All leaf AST nodes need to implement this method.
*
* @param visitor the Visitor that can visit this node.
*/
virtual void accept(Visitor& visitor) {
visitor.visit(*this);
}
/** Put a textual representation of the AstNode on the stream.
* @param stream stream to put the textual representation to.
*/
virtual void put(std::ostream &stream) const {
stream << "LIST OF LIBRARIES... why do you want to know?";
}
/** add a library with given name to the library list,
* in case it doesn't exist yet.
*
* @param libname name of the library
* @return either the library in question or a newly generated
* one.
*/
Library* enterLibrary(const char* libname) {
for (std::list<Library*>::const_iterator i =
this->libraries.begin();
i != this->libraries.end();
i++) {
if ((*(*i)->name) == libname) {
return *i;
}
}
Library *n = new Library(new std::string(libname));
this->libraries.push_back(n);
return n;
}
/** list of LibUnit */
std::list<Library*> libraries;
};
}; /* namespace ast */
#endif /* __LIBRARY_LIST_HPP_INCLUDED */
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