/* NVClock 0.8 - Linux overclocker for NVIDIA cards
 *
 * site: http://nvclock.sourceforge.net
 *
 * Copyright(C) 2001-2004 Roderick Colenbrander
 *
 * 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
 */

#include <sys/stat.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>

#include "nvclock.h"

void set_error(int code)
{
	nvclock.nv_errno = code;
}


void set_error_str(const char *str)
{
	nvclock.nv_errno = NV_ERR_OTHER;

	/* hacky; we need to think about memory management .. */
	nvclock.nv_err_str = (char*)strdup(str);
}


char *get_error(char *buf, int size)
{
	switch(nvclock.nv_errno)
	{
		case NV_ERR_NO_DEVICES_FOUND:
			strcpy(buf, "No nvidia cards found in your system!");
			break;
		case NV_ERR_NO_DRIVERS_FOUND:
			strcpy(buf, "You don't have enough permissions to run NVClock! Retry as root or install the Nvidia drivers.");
			break;
		case NV_ERR_NOT_ENOUGH_PERMISSIONS:
			strcpy(buf, "You don't have enough permissions to run NVClock! Retry as root.");
			break;
		case NV_ERR_OTHER:
			strcpy(buf, nvclock.nv_err_str);
			break;
	}

	return buf;
}