File: conf_percent.c

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/*
**	SWISH++
**	conf_percent.c
**
**	Copyright (C) 2001  Paul J. Lucas
**
**	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., 675 Mass Ave, Cambridge, MA 02139, USA.
*/

// standard
#include <cstring>

// local
#include "conf_percent.h"
#include "exit_codes.h"
#include "platform.h"

using namespace std;

//*****************************************************************************
//
// SYNOPSIS
//
	/* virtual */ void conf_percent::parse_value( char *line )
//
// DESCRIPTION
//
//	Parse an integer value from a configuration file line.  If the value is
//	followed by a '%' then it's a percentage.
//
// PARAMETERS
//
//	line	The line to be parsed.
//
//*****************************************************************************
{
	conf<int>::parse_value( line );
	if ( is_percentage_ = !!::strchr( line, '%' ) ) {
		int const value = *this;
		if ( value < 0 || value > 101 ) {
			error()	<< '"' << name() << "\" value \"" << value
				<< "\" not in range [0-101]%\n";
			::exit( Exit_Config_File );
		}
	}
}