source: trunk/third/libgtop/examples/smp.c @ 18532

/* $Id: smp.c,v 1.1.1.2 2003-01-27 03:24:10 ghudson Exp $ */

/* Copyright (C) 1998-99 Martin Baulig
   This file is part of LibGTop 1.0.

   Contributed by Martin Baulig <martin@home-of-linux.org>, September 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 <locale.h>
#include <math.h>

#include <glibtop.h>
#include <glibtop/cpu.h>
#include <glibtop/xmalloc.h>

int
main (int argc, char *argv [])
{
        glibtop_cpu cpu;
        unsigned long frequency;
        double total, user, nice, sys, idle;
        double b_total, b_user, b_nice, b_sys, b_idle;
        double s_total, s_user, s_nice, s_sys, s_idle;
        char separator [BUFSIZ], buffer [BUFSIZ];
        int ncpu, i;

        setlocale (LC_ALL, "");
        bindtextdomain (GETTEXT_PACKAGE, GTOPLOCALEDIR);
        textdomain (GETTEXT_PACKAGE);
        
        glibtop_init();

        glibtop_get_cpu (&cpu);

        ncpu = glibtop_global_server->ncpu ? glibtop_global_server->ncpu : 1;

        frequency = (unsigned long) cpu.frequency;

        total = ((unsigned long) cpu.total) ? ((double) cpu.total) : 1.0;
        user  = ((unsigned long) cpu.user)  ? ((double) cpu.user)  : 1.0;
        nice  = ((unsigned long) cpu.nice)  ? ((double) cpu.nice)  : 1.0;
        sys   = ((unsigned long) cpu.sys)   ? ((double) cpu.sys)   : 1.0;
        idle  = ((unsigned long) cpu.idle)  ? ((double) cpu.idle)  : 1.0;

        s_total = s_user = s_nice = s_sys = s_idle = 0.0;

        b_total = total / ncpu;
        b_user  = user  / ncpu;
        b_nice  = nice  / ncpu;
        b_sys   = sys   / ncpu;
        b_idle  = idle  / ncpu;

        memset (separator, '-', 91);
        separator [92] = '\0';

        sprintf (buffer, _("Ticks (%ld per second):"), frequency);

        printf ("\n\n%-26s %12s %12s %12s %12s %12s\n%s\n", buffer,
                _("Total"), _("User"), _("Nice"), _("Sys"), _("Idle"), separator);

        printf (_("CPU          (0x%08lx): %12.0f %12.0f %12.0f %12.0f %12.0f\n\n"),
                (unsigned long) cpu.flags, total, user, nice, sys, idle);

        for (i = 0; i < glibtop_global_server->ncpu; i++) {
                printf (_("CPU %3d      (0x%08lx): %12lu %12lu %12lu %12lu %12lu\n"), i,
                        (unsigned long) cpu.flags,
                        (unsigned long) cpu.xcpu_total [i],
                        (unsigned long) cpu.xcpu_user  [i],
                        (unsigned long) cpu.xcpu_nice  [i],
                        (unsigned long) cpu.xcpu_sys   [i],
                        (unsigned long) cpu.xcpu_idle  [i]);

                s_total += fabs (((double) cpu.xcpu_total [i]) - b_total);
                s_user  += fabs (((double) cpu.xcpu_user  [i]) - b_user);
                s_nice  += fabs (((double) cpu.xcpu_nice  [i]) - b_nice);
                s_sys   += fabs (((double) cpu.xcpu_sys   [i]) - b_sys);
                s_idle  += fabs (((double) cpu.xcpu_idle  [i]) - b_idle);
        }

        printf ("%s\n\n\n", separator);

        printf ("%-26s %12s %12s %12s %12s %12s\n%s\n", _("Percent:"),
                _("Total (%)"), _("User (%)"), _("Nice (%)"), _("Sys (%)"),
                _("Idle (%)"), separator);
        
        printf (_("CPU          (0x%08lx): %12.3f %12.3f %12.3f %12.3f %12.3f\n\n"),
                (unsigned long) cpu.flags, (double) total * 100.0 / total,
                (double) user  * 100.0 / total,
                (double) nice  * 100.0 / total,
                (double) sys   * 100.0 / total,
                (double) idle  * 100.0 / total);

        for (i = 0; i < glibtop_global_server->ncpu; i++) {
                double p_total, p_user, p_nice, p_sys, p_idle;

                p_total = ((double) cpu.xcpu_total [i]) * 100.0 / total;
                p_user  = ((double) cpu.xcpu_user  [i]) * 100.0 / user;
                p_nice  = ((double) cpu.xcpu_nice  [i]) * 100.0 / nice;
                p_sys   = ((double) cpu.xcpu_sys   [i]) * 100.0 / sys;
                p_idle  = ((double) cpu.xcpu_idle  [i]) * 100.0 / idle;

                printf (_("CPU %3d      (0x%08lx): %12.3f %12.3f %12.3f %12.3f %12.3f\n"),
                        i, (unsigned long) cpu.flags, p_total, p_user, p_nice,
                        p_sys, p_idle);
        }

        printf ("%s\n%-26s %12.3f %12.3f %12.3f %12.3f %12.3f\n\n", separator,
                _("Spin:"), s_total * 100.0 / total, s_user * 100.0 / user,
                s_nice * 100.0 / nice, s_sys * 100.0 / sys, s_idle * 100.0 / idle);

        exit (0);
}