5a15e409cf
2007-02-18 Benoît Dejean <benoit@placenet.org> * configure.in: * libgtop-sysdeps.m4: * sysdeps/Makefile.am: Huge (k)FreeBSD update. (k)FreeBSD support is freebsd/ Other BSD are in bsd/ Patch by Joe Marcus Clarke <marcus@freebsd.org> Alexander Nedotsukov <bland@FreeBSD.org> Closes #407693. svn path=/trunk/; revision=2557
117 lines
3.2 KiB
C
117 lines
3.2 KiB
C
/* $Id$ */
|
|
|
|
/* Copyright (C) 1998 Joshua Sled
|
|
This file is part of LibGTop 1.0.
|
|
|
|
Contributed by Joshua Sled <jsled@xcf.berkeley.edu>, July 1998.
|
|
|
|
LibGTop 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.
|
|
|
|
LibGTop 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 LibGTop; see the file COPYING. If not, write to the
|
|
Free Software Foundation, Inc., 59 Temple Place - Suite 330,
|
|
Boston, MA 02111-1307, USA.
|
|
*/
|
|
|
|
#include <config.h>
|
|
#include <glibtop.h>
|
|
#include <glibtop/error.h>
|
|
#include <glibtop/cpu.h>
|
|
|
|
#include <glibtop_suid.h>
|
|
|
|
static const unsigned long _glibtop_sysdeps_cpu =
|
|
(1L << GLIBTOP_CPU_TOTAL) + (1L << GLIBTOP_CPU_USER) +
|
|
(1L << GLIBTOP_CPU_NICE) + (1L << GLIBTOP_CPU_SYS) +
|
|
(1L << GLIBTOP_CPU_IDLE) + (1L << GLIBTOP_CPU_FREQUENCY) +
|
|
(1L << GLIBTOP_CPU_IRQ);
|
|
|
|
static const unsigned long _glibtop_sysdeps_cpu_smp =
|
|
(1L << GLIBTOP_XCPU_TOTAL) + (1L << GLIBTOP_XCPU_USER) +
|
|
(1L << GLIBTOP_XCPU_NICE) + (1L << GLIBTOP_XCPU_SYS) +
|
|
(1L << GLIBTOP_XCPU_IDLE) + (1L << GLIBTOP_XCPU_IRQ);
|
|
|
|
/* Init function. */
|
|
|
|
void
|
|
glibtop_init_cpu_s (glibtop *server)
|
|
{
|
|
server->sysdeps.cpu = _glibtop_sysdeps_cpu;
|
|
|
|
if (server->ncpu)
|
|
server->sysdeps.cpu |= _glibtop_sysdeps_cpu_smp;
|
|
}
|
|
|
|
/* Provides information about cpu usage. */
|
|
|
|
void
|
|
glibtop_get_cpu_s (glibtop *server, glibtop_cpu *buf)
|
|
{
|
|
long cpts [CPUSTATES];
|
|
struct clockinfo ci;
|
|
size_t length;
|
|
int ncpu, i;
|
|
|
|
glibtop_init_s (&server, GLIBTOP_SYSDEPS_CPU, 0);
|
|
|
|
memset (buf, 0, sizeof (glibtop_cpu));
|
|
|
|
length = sizeof (cpts);
|
|
if (sysctlbyname ("kern.cp_time", cpts, &length, NULL, 0)) {
|
|
glibtop_warn_io_r (server, "sysctl (kern.cp_time)");
|
|
return;
|
|
}
|
|
|
|
/* Get the clockrate data */
|
|
length = sizeof (ci);
|
|
if (sysctlbyname ("kern.clockrate", &ci, &length, NULL, 0)) {
|
|
glibtop_warn_io_r (server, "sysctl (kern.cockrate)");
|
|
return;
|
|
}
|
|
|
|
/* set user time */
|
|
buf->user = cpts [CP_USER];
|
|
/* set nice time */
|
|
buf->nice = cpts [CP_NICE];
|
|
/* set sys time */
|
|
buf->sys = cpts [CP_SYS];
|
|
/* set idle time */
|
|
buf->idle = cpts [CP_IDLE];
|
|
/* set irq */
|
|
buf->irq = cpts [CP_INTR];
|
|
|
|
/* set frequency */
|
|
buf->frequency = (ci.stathz ? ci.stathz : ci.hz);
|
|
/* set total */
|
|
buf->total = cpts [CP_USER] + cpts [CP_NICE]
|
|
+ cpts [CP_SYS] + cpts [CP_IDLE] + cpts [CP_INTR];
|
|
|
|
ncpu = server->ncpu + 1;
|
|
|
|
for (i = 0; i < ncpu; i++) {
|
|
buf->xcpu_user[i] = cpts [CP_USER] / ncpu;
|
|
buf->xcpu_nice[i] = cpts [CP_NICE] / ncpu;
|
|
buf->xcpu_sys[i] = cpts [CP_SYS] / ncpu;
|
|
buf->xcpu_idle[i] = cpts [CP_IDLE] / ncpu;
|
|
buf->xcpu_irq[i] = cpts [CP_INTR] / ncpu;
|
|
buf->xcpu_total[i] = buf->xcpu_user[i] + buf->xcpu_nice[i] \
|
|
+ buf->xcpu_sys[i] + buf->xcpu_idle[i] \
|
|
+ buf->xcpu_irq[i];
|
|
}
|
|
|
|
/* Set the flags last. */
|
|
buf->flags = _glibtop_sysdeps_cpu;
|
|
|
|
if (ncpu > 1) {
|
|
buf->flags |= _glibtop_sysdeps_cpu_smp;
|
|
}
|
|
}
|