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/* Copyright (C) 1998-99 Martin Baulig
This file is part of LibGTop 1.0.
Contributed by Martin Baulig <martin@home-of-linux.org>, April 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/error.h>
#include <glibtop/loadavg.h>
static const unsigned long _glibtop_sysdeps_loadavg =
(1L << GLIBTOP_LOADAVG_LOADAVG);
/* Init function. */
void
glibtop_init_loadavg_s (glibtop *server)
{
server->sysdeps.loadavg = _glibtop_sysdeps_loadavg;
}
/* Provides load averange. */
void
glibtop_get_loadavg_s (glibtop *server, glibtop_loadavg *buf)
{
struct tbl_loadavg loadavg;
int ret;
glibtop_init_s (&server, GLIBTOP_SYSDEPS_LOADAVG, 0);
memset (buf, 0, sizeof (glibtop_loadavg));
ret = table (TBL_LOADAVG, 0, (char *) &loadavg, 1,
sizeof (struct tbl_loadavg));
if (ret != 1) return;
buf->flags = _glibtop_sysdeps_loadavg;
if (loadavg.tl_lscale == 0) {
buf->loadavg [0] = loadavg.tl_avenrun.d [0];
buf->loadavg [1] = loadavg.tl_avenrun.d [1];
buf->loadavg [2] = loadavg.tl_avenrun.d [2];
} else {
buf->loadavg [0] =
(double) loadavg.tl_avenrun.l [0] /
(double) loadavg.tl_mach_factor [0];
buf->loadavg [1] =
(double) loadavg.tl_avenrun.l [1]
/ (double) loadavg.tl_mach_factor [1];
buf->loadavg [2] =
(double) loadavg.tl_avenrun.l [2] /
(double) loadavg.tl_mach_factor [2];
}
}
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