69 lines
1.7 KiB
C
69 lines
1.7 KiB
C
/* $Id$ */
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/* Copyright (C) 1998-99 Martin Baulig
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This file is part of LibGTop 1.0.
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Contributed by Martin Baulig <martin@home-of-linux.org>, April 1998.
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LibGTop is free software; you can redistribute it and/or modify it
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under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License,
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or (at your option) any later version.
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LibGTop is distributed in the hope that it will be useful, but WITHOUT
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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for more details.
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You should have received a copy of the GNU General Public License
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along with LibGTop; see the file COPYING. If not, write to the
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Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA.
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*/
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#include <config.h>
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#include <glibtop/read.h>
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#include "libgtop-i18n.h"
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/* Reads some data from server. */
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static void
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do_read (int s, void *ptr, size_t total_size)
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{
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ssize_t nread;
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if(!total_size) return;
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while (total_size && (nread = recv (s, ptr, total_size, 0)) > 0) {
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total_size -= nread;
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ptr = (char*)ptr + nread;
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}
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if(nread == 0)
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close (s);
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else if (nread < 0)
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glibtop_error_io ("recv");
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}
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void
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glibtop_read_l (glibtop *server, size_t size, void *buf)
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{
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glibtop_init_r (&server, 0, 0);
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#ifdef DEBUG
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fprintf (stderr, "LIBRARY: really reading %d bytes.\n", size);
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#endif
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if (server->socket) {
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do_read (server->socket, buf, size);
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} else {
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if(read (server->input [0], buf, size) < 0)
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glibtop_error_io_r (
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server,
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ngettext ("read %d byte",
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"read %d bytes", size),
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size);
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}
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}
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