58 lines
1.8 KiB
C
58 lines
1.8 KiB
C
/* $Id$ */
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/* Copyright (C) 1995, 1996, 1997 Free Software Foundation, Inc.
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This file is part of the Gnome Top Library.
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Contributed by Martin Baulig <martin@home-of-linux.org>, April 1998.
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The Gnome Top Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public License as
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published by the Free Software Foundation; either version 2 of the
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License, or (at your option) any later version.
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The Gnome Top Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with the GNU C Library; see the file COPYING.LIB. If not,
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write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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#include <config.h>
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#include <glibtop/error.h>
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#include <glibtop/mem.h>
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static const unsigned long _glibtop_sysdeps_mem =
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(1 << GLIBTOP_MEM_TOTAL) + (1 << GLIBTOP_MEM_USED) +
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(1 << GLIBTOP_MEM_FREE) + (1 << GLIBTOP_MEM_SHARED) +
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(1 << GLIBTOP_MEM_BUFFER) + (1 << GLIBTOP_MEM_CACHED) +
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(1 << GLIBTOP_MEM_USER);
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#define FILENAME "/proc/meminfo"
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/* Provides information about memory usage. */
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void
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glibtop_get_mem_s (glibtop *server, glibtop_mem *buf)
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{
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FILE *f;
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glibtop_init_r (&server, 0, 0);
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memset (buf, 0, sizeof (glibtop_mem));
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buf->flags = _glibtop_sysdeps_mem;
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f = fopen ("/proc/meminfo", "r");
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if (!f) return;
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fscanf (f, "%*[^\n]\nMem: %lu %lu %lu %lu %lu %lu\n",
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&buf->total, &buf->used, &buf->free, &buf->shared,
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&buf->buffer, &buf->cached);
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buf->user = buf->total - buf->free - buf->shared - buf->buffer;
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fclose (f);
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}
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