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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 <unistd.h>
#include <sys/vminfo.h>
#include <sys/resource.h>
#include <glibtop.h>
#include <glibtop/procsegment.h>
#include <glibtop/error.h>
#include "utils.h"
static const unsigned long _glibtop_sysdeps_proc_segment =
(1 << GLIBTOP_PROC_SEGMENT_TEXT_RSS) + (1 << GLIBTOP_PROC_SEGMENT_SHLIB_RSS) +
(1 << GLIBTOP_PROC_SEGMENT_DATA_RSS) + (1 << GLIBTOP_PROC_SEGMENT_STACK_RSS);
/* Init function. */
void
_glibtop_init_proc_segment_s (glibtop *server)
{
server->sysdeps.proc_segment = _glibtop_sysdeps_proc_segment;
}
/* Provides detailed information about a process. */
void
glibtop_get_proc_segment_s (glibtop *server, glibtop_proc_segment *buf,
pid_t pid)
{
struct procsinfo *pinfo;
int pagesize;
glibtop_init_s (&server, (1L << GLIBTOP_SYSDEPS_PROC_SEGMENT), 0);
memset (buf, 0, sizeof (glibtop_proc_segment));
pinfo = _glibtop_get_procinfo(server, pid);
if (pinfo == NULL) return;
pagesize = sysconf(_SC_PAGESIZE);
buf->text_rss = pinfo->pi_trss * pagesize;
buf->data_rss = pinfo->pi_drss * pagesize;
buf->shlib_rss = pinfo->pi_ru.ru_ixrss * pagesize;
buf->stack_rss = pinfo->pi_ru.ru_isrss * pagesize;
buf->flags = _glibtop_sysdeps_proc_segment;
}
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