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/* $Id$ */
/* 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.h>
#include <glibtop/proctime.h>
#include <glibtop_private.h>
static const unsigned long _glibtop_sysdeps_proc_time =
(1L << GLIBTOP_PROC_TIME_START_TIME) + (1L << GLIBTOP_PROC_TIME_RTIME) +
(1L << GLIBTOP_PROC_TIME_UTIME) + (1L << GLIBTOP_PROC_TIME_STIME);
/* Init function. */
void
glibtop_init_proc_time_s (glibtop *server)
{
server->sysdeps.proc_time = _glibtop_sysdeps_proc_time;
}
/* Provides detailed information about a process. */
void
glibtop_get_proc_time_s (glibtop *server, glibtop_proc_time *buf,
pid_t pid)
{
struct prusage prusage;
GTimeVal time;
memset (buf, 0, sizeof (glibtop_proc_time));
/* Don't do it for scheduler, we don't want to frighten our users */
if(pid)
{
if (glibtop_get_proc_data_usage_s (server, &prusage, pid))
return;
g_get_current_time (&time);
/* prusage.pr_rtime.tv_sec is the during that the process existed */
buf->start_time = time.tv_sec - prusage.pr_rtime.tv_sec;
buf->rtime = prusage.pr_rtime.tv_sec * 1E+6 +
prusage.pr_rtime.tv_nsec / 1E+3;
buf->utime = prusage.pr_utime.tv_sec * 1E+6 +
prusage.pr_utime.tv_nsec / 1E+3;
buf->stime = prusage.pr_stime.tv_sec * 1E+6 +
prusage.pr_stime.tv_nsec / 1E+3;
}
buf->flags = _glibtop_sysdeps_proc_time;
}
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