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//
// Copyright (c) ZeroC, Inc. All rights reserved.
//
#ifndef ICE_STORM_PARSER_H
#define ICE_STORM_PARSER_H
#include <IceStorm/IceStorm.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;
//
// 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
#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)
namespace IceStorm
{
class Parser
{
public:
Parser(std::shared_ptr<Ice::Communicator>, std::shared_ptr<TopicManagerPrx>,
std::map<Ice::Identity, std::shared_ptr<TopicManagerPrx>>);
void usage();
void create(const std::list<std::string>&);
void destroy(const std::list<std::string>&);
void link(const std::list<std::string>&);
void unlink(const std::list<std::string>&);
void links(const std::list<std::string>&);
void topics(const std::list<std::string>&);
void replica(const std::list<std::string>&);
void subscribers(const std::list<std::string>&);
void current(const std::list<std::string>&);
void showBanner();
//
// With older flex version <= 2.5.35 YY_INPUT second
// paramenter is of type int&, in newer versions it
// changes to size_t&
//
void getInput(char*, int&, size_t);
void getInput(char*, size_t&, size_t);
void continueLine();
const char* getPrompt();
void error(const char*);
void error(const std::string&);
void warning(const char*);
void warning(const std::string&);
void invalidCommand(const std::string&);
int parse(FILE*, bool);
int parse(const std::string&, bool);
private:
std::shared_ptr<TopicManagerPrx> findManagerById(const std::string&, std::string&) const;
std::shared_ptr<TopicManagerPrx> findManagerByCategory(const std::string&) const;
std::shared_ptr<TopicPrx> findTopic(const std::string&) const;
void exception(std::exception_ptr, bool = false);
const std::shared_ptr<Ice::Communicator> _communicator;
std::shared_ptr<TopicManagerPrx> _defaultManager;
const std::map<Ice::Identity, std::shared_ptr<TopicManagerPrx>> _managers;
std::string _commands;
bool _continue;
int _errors;
};
extern Parser* parser; // The current parser for bison/flex
} // End namespace IceStorm
#endif
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