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The code in this directory fetches all information directly from the

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1998-06-13  Martin Baulig  <martin@home-of-linux.org>

	The code in this directory fetches all information
	directly from the kernel. It uses the new table ()
	system call from the `kernel' directory.
This commit is contained in:
Martin Baulig
1998-06-13 21:20:48 +00:00
committed by Martin Baulig
parent eedc64096c
commit c60d1d5449
25 changed files with 1525 additions and 0 deletions
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65
sysdeps/kernel/procmem.c Normal file
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/* $Id$ */
/* Copyright (C) 1995, 1996, 1997 Free Software Foundation, Inc.
This file is part of the Gnome Top Library.
Contributed by Martin Baulig <martin@home-of-linux.org>, April 1998.
The Gnome Top Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
The Gnome Top Library 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#include <glibtop.h>
#include <glibtop/error.h>
#include <glibtop/procmem.h>
#include "kernel.h"
static const unsigned long _glibtop_sysdeps_proc_mem =
(1 << GLIBTOP_PROC_MEM_SIZE) + (1 << GLIBTOP_PROC_MEM_VSIZE) +
(1 << GLIBTOP_PROC_MEM_RESIDENT) + (1 << GLIBTOP_PROC_MEM_SHARE) +
(1 << GLIBTOP_PROC_MEM_RSS) + (1 << GLIBTOP_PROC_MEM_RSS_RLIM);
/* Provides detailed information about a process. */
void
glibtop_get_proc_mem_s (glibtop *server, glibtop_proc_mem *buf, pid_t pid)
{
union table tbl;
glibtop_init_r (&server, 0, 0);
memset (buf, 0, sizeof (glibtop_proc_mem));
if (pid == 0) {
/* Client is only interested in the flags. */
buf->flags = _glibtop_sysdeps_proc_mem;
return;
}
if (table (TABLE_PROC_MEM, &tbl, &pid))
glibtop_error_r (server, "table(TABLE_PROC_MEM): %s\n", strerror (errno));
buf->rss = tbl.proc_mem.rss;
buf->rss_rlim = tbl.proc_mem.rlim;
if (table (TABLE_PROC_SEGMENT, &tbl, &pid))
glibtop_error_r (server, "table(TABLE_PROC_SEGMENT): %s\n", strerror (errno));
buf->flags = _glibtop_sysdeps_proc_mem;
buf->vsize = tbl.proc_segment.vsize;
buf->size = tbl.proc_segment.size;
buf->resident = tbl.proc_segment.resident;
buf->share = tbl.proc_segment.shared;
}