-/*
- * Copyright (C) 2010-2014 jeanfi@gmail.com
- *
- * 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., 51 Franklin Street, Fifth Floor, Boston, MA
- * 02110-1301 USA
- */
-#include <locale.h>
-#include <libintl.h>
-#define _(str) gettext(str)
-
-#include <string.h>
-
-#include <glibtop/cpu.h>
-
-#include "cpu.h"
-
-static glibtop_cpu *cpu;
-static float last_used;
-static float last_total;
-
-struct psensor *create_cpu_usage_sensor(int measures_len)
-{
- char *label;
- int type;
- char *id;
- struct psensor *psensor;
-
- id = strdup("cpu usage");
- label = strdup("cpu usage");
- type = SENSOR_TYPE_CPU_USAGE;
-
- psensor = psensor_create(id,
- label,
- strdup(_("CPU")),
- type,
- measures_len);
-
- return psensor;
-}
-
-struct psensor * *
-cpu_psensor_list_add(struct psensor **sensors, int measures_len)
-{
- struct psensor *s;
-
- s = create_cpu_usage_sensor(measures_len);
-
- return psensor_list_add(sensors, s);
-}
-
-static double get_usage()
-{
- unsigned long int used = 0;
- unsigned long int dt;
- double cpu_rate = UNKNOWN_DBL_VALUE;
-
- if (!cpu)
- cpu = malloc(sizeof(glibtop_cpu));
-
- glibtop_get_cpu(cpu);
-
- used = cpu->user + cpu->nice + cpu->sys;
-
- dt = cpu->total - last_total;
-
- if (dt)
- cpu_rate = 100 * (used - last_used) / dt;
-
- last_used = used;
- last_total = cpu->total;
-
- return cpu_rate;
-}
-
-void cpu_usage_sensor_update(struct psensor *s)
-{
- psensor_set_current_value(s, get_usage());
-}
-
-void cpu_psensor_list_update(struct psensor **sensors)
-{
- struct psensor **ss, *s;
-
- ss = sensors;
- while (*ss) {
- s = *ss;
-
- if (!(s->type & SENSOR_TYPE_REMOTE)
- && s->type == SENSOR_TYPE_CPU_USAGE)
- cpu_usage_sensor_update(s);
-
- ss++;
- }
-}
-
-void cpu_cleanup()
-{
- if (cpu)
- free(cpu);
-}