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✏️ Editing: rpc_compat.h

/*
 * Copyright (c) 2006-2007 Niels Provos <provos@citi.umich.edu>
 * Copyright (c) 2007-2012 Niels Provos and Nick Mathewson
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 3. The name of the author may not be used to endorse or promote products
 *    derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */
#ifndef EVENT2_RPC_COMPAT_H_INCLUDED_
#define EVENT2_RPC_COMPAT_H_INCLUDED_

/** @file event2/rpc_compat.h

Deprecated versions of the functions in rpc.h: provided only for
  backwards compatibility.

#ifdef __cplusplus
extern "C" {
#endif

/** backwards compatible accessors that work only with gcc */
#if defined(__GNUC__) && !defined(__STRICT_ANSI__)

#undef EVTAG_ASSIGN
#undef EVTAG_GET
#undef EVTAG_ADD

#define EVTAG_ASSIGN(msg, member, args...) \
	(*(msg)->base->member##_assign)(msg, ## args)
#define EVTAG_GET(msg, member, args...) \
	(*(msg)->base->member##_get)(msg, ## args)
#define EVTAG_ADD(msg, member, args...) \
	(*(msg)->base->member##_add)(msg, ## args)
#endif
#define EVTAG_LEN(msg, member) ((msg)->member##_length)

#ifdef __cplusplus
}
#endif

#endif /* EVENT2_EVENT_COMPAT_H_INCLUDED_ */

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