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// **********************************************************************
//
// Copyright (c) 2003-2009 ZeroC, Inc. All rights reserved.
//
// This copy of Ice is licensed to you under the terms described in the
// ICE_LICENSE file included in this distribution.
//
// **********************************************************************
#ifndef PARSER_H
#define PARSER_H
#include <Ice/Ice.h>
#include <Library.h>
#include <list>
#include <stdio.h>
//
// Stuff for flex and bison
//
#define YYSTYPE std::list<std::string>
#define YY_DECL int yylex(YYSTYPE* yylvalp)
YY_DECL;
int yyparse();
//
// I must set the initial stack depth to the maximum stack depth to
// disable bison stack resizing. The bison stack resizing routines use
// simple malloc/alloc/memcpy calls, which do not work for the
// YYSTYPE, since YYSTYPE is a C++ type, with constructor, destructor,
// assignment operator, etc.
//
#define YYMAXDEPTH 10000 // 10000 should suffice. Bison default is 10000 as maximum.
#define YYINITDEPTH YYMAXDEPTH // Initial depth is set to max depth, for the reasons described above.
//
// Newer bison versions allow to disable stack resizing by defining
// yyoverflow.
//
#define yyoverflow(a, b, c, d, e, f) yyerror(a)
class Parser;
typedef IceUtil::Handle<Parser> ParserPtr;
class Parser : public IceUtil::SimpleShared
{
public:
Parser(const Demo::LibraryPrx&);
void usage();
void addBook(const std::list<std::string>&);
void findIsbn(const std::list<std::string>&);
void findAuthors(const std::list<std::string>&);
void nextFoundBook();
void printCurrent();
void rentCurrent(const std::list<std::string>&);
void returnCurrent();
void removeCurrent();
void setEvictorSize(const std::list<std::string>&);
void shutdown();
void getInput(char*, int&, int);
void continueLine();
const char* getPrompt();
void error(const char*);
void error(const std::string&);
void warning(const char*);
void warning(const std::string&);
int parse(bool = false);
private:
Demo::BookPrxSeq _foundBooks;
Demo::BookPrxSeq::iterator _current;
const Demo::LibraryPrx _library;
bool _continue;
int _errors;
};
extern Parser* parser; // The current parser for bison/flex
#endif
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