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Initial version of the "glibtop-backend-server" backend.

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2000-01-01  Martin Baulig  <martin@home-of-linux.org>

	Initial version of the "glibtop-backend-server" backend.

	* command.c, read.c, read_data.c, write.c: New files. Moved here
	from the `lib' directory.

	* backend-server.c: New file.
	* glibtop-backend-private.h: New file.

	* marshal.pl: New file. Automatically creates `marshal.c'.
This commit is contained in:
Martin Baulig
2000-01-01 20:54:10 +00:00
committed by Martin Baulig
parent 945ec9b0b1
commit a567f1a8d1
10 changed files with 703 additions and 0 deletions
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68
backends/server/read_data.c Normal file
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/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 4 -*- */
/* $Id$ */
/* 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 <glibtop.h>
#include <glibtop/error.h>
#include <glibtop/xmalloc.h>
#include <glibtop/backend.h>
#include <glibtop-backend-private.h>
#ifndef DEBUG
#define DEBUG 1
#endif
void *
glibtop_read_data_i (glibtop *server, glibtop_backend *backend)
{
size_t size;
void *ptr;
int ret;
#ifdef DEBUG
fprintf (stderr, "LIBRARY: reading %d data bytes.\n", sizeof (size_t));
#endif
ret = read (backend->_priv->input [0], (void *)&size,
sizeof (size_t));
if (ret < 0)
glibtop_error_io_r (server, _("read data size"));
#ifdef DEBUG
fprintf (stderr, "LIBRARY: really reading %d data bytes (ret = %d).\n", size, ret);
#endif
if (!size) return NULL;
ptr = glibtop_malloc_r (server, size);
ret = read (backend->_priv->input [0], ptr, size);
if (ret < 0)
glibtop_error_io_r (server, _("read data %d bytes"));
return ptr;
}