/************************************************************************
 * This file is part of trayfreq.                                       *
 *                                                                      *
 * trayfreq 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 3 of the License, or *
 * (at your option) any later version.                                  *
 *                                                                      *
 * trayfreq 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 trayfreq. If not, see <http://www.gnu.org/licenses/>.     *
 ************************************************************************/

#include "getcore.h"

#include <stdio.h>
#include <stdlib.h>
#include <glib.h>

int NUMBER_OF_CORES;

static gboolean core_exists(int core)
{
	FILE* fd;
	char path[80];
	char corestr[4];

	sprintf(corestr, "%i", core);
	sprintf(path, "/sys/devices/system/cpu/cpu%s/cpufreq/scaling_cur_freq", corestr);

	return (gboolean)(fd = fopen(path, "r"));
}

void gc_init()
{
	NUMBER_OF_CORES = 0;
	while(core_exists(++NUMBER_OF_CORES));
}


/* to do */
int gc_number()
{
	return NUMBER_OF_CORES;
}