92 lines
2.5 KiB
C
92 lines
2.5 KiB
C
/* $Id$ */
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/* Copyright (C) 1998-99 Martin Baulig
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This file is part of LibGTop 1.0.
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Contributed by Martin Baulig <martin@home-of-linux.org>, March 1999.
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LibGTop is free software; you can redistribute it and/or modify it
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under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License,
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or (at your option) any later version.
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LibGTop is distributed in the hope that it will be useful, but WITHOUT
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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for more details.
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You should have received a copy of the GNU General Public License
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along with LibGTop; see the file COPYING. If not, write to the
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Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA.
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*/
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#include <glibtop.h>
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#include <glibtop/cpu.h>
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#include <glibtop_private.h>
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static const unsigned long _glibtop_sysdeps_cpu =
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(1L << GLIBTOP_CPU_TOTAL) + (1L << GLIBTOP_CPU_USER) +
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(1L << GLIBTOP_CPU_NICE) + (1L << GLIBTOP_CPU_SYS) +
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(1L << GLIBTOP_CPU_IDLE) + (1L << GLIBTOP_CPU_FREQUENCY);
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static const unsigned long _glibtop_sysdeps_cpu_smp =
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(1L << GLIBTOP_CPU_XCPU_TOTAL) + (1L << GLIBTOP_CPU_XCPU_USER) +
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(1L << GLIBTOP_CPU_XCPU_NICE) + (1L << GLIBTOP_CPU_XCPU_SYS) +
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(1L << GLIBTOP_CPU_XCPU_IDLE);
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/* Init function. */
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int
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glibtop_init_cpu_s (glibtop *server)
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{
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server->sysdeps.cpu = _glibtop_sysdeps_cpu;
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if (server->ncpu)
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server->sysdeps.cpu |= _glibtop_sysdeps_cpu_smp;
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return 0;
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}
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/* Provides information about cpu usage. */
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int
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glibtop_get_cpu_s (glibtop *server, glibtop_cpu *buf)
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{
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libgtop_stat_t stat;
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int retval, i;
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memset (buf, 0, sizeof (glibtop_cpu));
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retval = glibtop_get_proc_data_stat_s (server, &stat);
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if (retval)
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return retval;
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buf->user = stat.cpu.user;
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buf->nice = stat.cpu.nice;
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buf->sys = stat.cpu.sys;
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buf->idle = stat.cpu.idle;
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buf->total = buf->user + buf->nice + buf->sys + buf->idle;
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buf->frequency = stat.frequency;
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buf->flags = _glibtop_sysdeps_cpu;
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if (stat.ncpu) {
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for (i = 0; i < GLIBTOP_NCPU; i++) {
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buf->xcpu_user [i] = stat.xcpu [i].user;
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buf->xcpu_nice [i] = stat.xcpu [i].nice;
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buf->xcpu_sys [i] = stat.xcpu [i].sys;
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buf->xcpu_idle [i] = stat.xcpu [i].idle;
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buf->xcpu_total [i] = buf->xcpu_user [i] + buf->xcpu_nice [i] +
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buf->xcpu_sys [i] + buf->xcpu_idle [i];
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}
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buf->flags |= _glibtop_sysdeps_cpu_smp;
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}
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return 0;
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}
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