spot/lbtt/src/UserCommandReader.h

174 lines
6.1 KiB
C++

/*
* Copyright (C) 1999, 2000, 2001, 2002, 2003, 2004, 2005
* Heikki Tauriainen <Heikki.Tauriainen@tkk.fi>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#ifndef USERCOMMANDREADER_H
#define USERCOMMANDREADER_H
#include <config.h>
#include <string>
#include <utility>
#include <vector>
#include "LbttAlloc.h"
#include "Configuration.h"
#include "Exception.h"
using namespace std;
extern Configuration configuration;
extern bool user_break;
/******************************************************************************
*
* Interactive user command interface.
*
*****************************************************************************/
namespace UserCommandInterface
{
void executeUserCommands(); /* Function for reading and
* executing user commands
* at the end of a test
* round.
*/
enum TokenType /* User commands. */
{ALGORITHMS, BUCHI, BUCHIANALYZE,
CONSISTENCYANALYSIS, CONTINUE, DISABLE, ENABLE,
EVALUATE, FORMULA, HELP, INCONSISTENCIES, QUIT,
RESULTANALYZE, RESULTS, SKIP, STATESPACE,
STATISTICS, VERBOSITY, UNKNOWN, _NO_INPUT};
TokenType parseCommand(const string& token); /* Translates a command
* name into its
* corresponding
* TokenType identifier.
*/
void verifyArgumentCount /* Checks that the */
(const vector<string>& arguments, /* number of arguments */
vector<string>::size_type min_arg_count, /* for a command is */
vector<string>::size_type max_arg_count); /* within given limits. */
pair<string, bool> parseRedirection /* Checks whether an */
(vector<string>& input_tokens); /* user command given
* will require
* redirecting its
* output to a file.
*/
bool parseFormulaType /* Checks whether an */
(vector<string>& input_tokens); /* user command
* specified a positive
* or a negative
* formula.
*/
void verifyNumber /* Checks that a given */
(unsigned long int number, /* number is less than a */
unsigned long int max, /* given maximum value. */
const char* error_message);
/******************************************************************************
*
* An exception class for reporting errors in user commands.
*
*****************************************************************************/
class CommandErrorException : public Exception
{
public:
CommandErrorException /* Constructor. */
(const string& message
= "Syntax error in command.");
/* default copy constructor */
~CommandErrorException() throw(); /* Destructor. */
CommandErrorException& operator= /* Assignment operator. */
(const CommandErrorException& e);
};
/******************************************************************************
*
* Inline function definitions for class CommandErrorException.
*
*****************************************************************************/
/* ========================================================================= */
inline CommandErrorException::CommandErrorException
(const string& message) :
Exception(message)
/* ----------------------------------------------------------------------------
*
* Description: Constructor for class CommandErrorException. Creates an
* exception object and initializes it with an error message.
*
* Arguments: message -- A reference to a constant string containing the
* error message.
*
* Returns: Nothing.
*
* ------------------------------------------------------------------------- */
{
}
/* ========================================================================= */
inline CommandErrorException::~CommandErrorException() throw()
/* ----------------------------------------------------------------------------
*
* Description: Destructor for class CommandErrorException.
*
* Arguments: None.
*
* Returns: Nothing.
*
* ------------------------------------------------------------------------- */
{
}
/* ========================================================================= */
inline CommandErrorException&
CommandErrorException::operator=(const CommandErrorException& e)
/* ----------------------------------------------------------------------------
*
* Description: Assignment operator for class CommandErrorException. Copies
* the contents of an exception object to another.
*
* Arguments: e -- A reference to a constant CommandErrorException.
*
* Returns: A reference to the object assigned to.
*
* ------------------------------------------------------------------------- */
{
Exception::operator=(e);
return *this;
}
}
#endif /* !USERCOMMANDREADER_H */