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/************************************************************************
* This file is part of trayfreq-archlinux. *
* *
* trayfreq-archlinux 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-archlinux 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-archlinux. If not, see *
* <http://www.gnu.org/licenses/>. *
************************************************************************/
#include "getcore.h"
#include <stdio.h>
#include <stdlib.h>
#include <glib.h>
unsigned int NUMBER_OF_CORES;
static gboolean core_exists(unsigned int core)
{
FILE* fd;
char path[80];
char corestr[4];
sprintf(corestr, "%d", core);
sprintf(path, "/sys/devices/system/cpu/cpu%s/cpufreq/scaling_cur_freq", corestr);
debug("Checking if core %d exists by opening '%s'",core,path);
return (gboolean)(fd = fopen(path, "r"));
}
void gc_init()
{
NUMBER_OF_CORES = 0;
while(core_exists(++NUMBER_OF_CORES));
debug("Found %d cores\n",NUMBER_OF_CORES);
}
/* to do */
int gc_number()
{
return NUMBER_OF_CORES;
}
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