Files
libgtop/lib/read_data.c
Martin Baulig db3d7adbaa New file.
1998-08-25  Martin Baulig  <martin@home-of-linux.org>

	* src/daemon/ChangeLog: New file.

	* sysdeps/sun4/ChangeLog: New file.

	* sysdeps/stub/ChangeLog: New file.

	* configure.in: Added check for `-lsocket'.
	(LIBGTOP_INCS): Added $(SUPPORTINCS).
	(INCLUDES): Added $(SUPPORTINCS).
	(LIBGTOP_EXTRA_LIBS): Added $(LIBSUPPORT).

	* acconfig.h: Added `NEED_DECLARATION_GETHOSTNAME',
	`NEED_DECLARATION_SETREUID', `NEED_DECLARATION_SETREGID'
	and `NEED_DECLARATION_GETPAGESIZE'.

	* includue/glibtop/global.h (<gnomesupport.h>): Include this.

	* lib/init.c (_init_server): Declared `static'.

	* lib/read_data.c: Added cast to `const void *' in calls to
	`recv' and `read' to avoid compiler warnings.
1998-08-25 08:39:14 +00:00

68 lines
1.9 KiB
C

/* $Id$ */
/* 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/xmalloc.h>
#include <glibtop/read_data.h>
/* Reads some data from server. */
void *
glibtop_read_data_l (glibtop *server)
{
size_t size;
void *ptr;
int ret;
glibtop_init_r (&server, 0, 0);
#ifdef DEBUG
fprintf (stderr, "LIBRARY: reading %d data bytes.\n", sizeof (size_t));
#endif
if (server->socket) {
ret = recv (server->socket, (void *)&size, sizeof (size_t), 0);
} else {
ret = read (server->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);
if (server->socket) {
ret = recv (server->socket, ptr, size, 0);
} else {
ret = read (server->input [0], ptr, size);
}
if (ret < 0)
glibtop_error_io_r (server, _("read data %d bytes"));
return ptr;
}