xref: /freebsd/contrib/sendmail/include/sm/varargs.h (revision 5dd76dd0cc19450133aa379ce0ce4a68ae07fb39)
140266059SGregory Neil Shapiro /*
2*5dd76dd0SGregory Neil Shapiro  * Copyright (c) 2000-2001 Proofpoint, Inc. and its suppliers.
340266059SGregory Neil Shapiro  *	All rights reserved.
440266059SGregory Neil Shapiro  *
540266059SGregory Neil Shapiro  * By using this file, you agree to the terms and conditions set
640266059SGregory Neil Shapiro  * forth in the LICENSE file which can be found at the top level of
740266059SGregory Neil Shapiro  * the sendmail distribution.
840266059SGregory Neil Shapiro  *
9*5dd76dd0SGregory Neil Shapiro  *	$Id: varargs.h,v 1.9 2013/11/22 20:51:32 ca Exp $
1040266059SGregory Neil Shapiro  */
1140266059SGregory Neil Shapiro 
1240266059SGregory Neil Shapiro /*
1340266059SGregory Neil Shapiro **  libsm variable argument lists
1440266059SGregory Neil Shapiro */
1540266059SGregory Neil Shapiro 
1640266059SGregory Neil Shapiro #ifndef SM_VARARGS_H
1740266059SGregory Neil Shapiro # define SM_VARARGS_H
1840266059SGregory Neil Shapiro 
1940266059SGregory Neil Shapiro # if defined(__STDC__) || defined(__cplusplus)
2040266059SGregory Neil Shapiro #  define SM_VA_STD 1
2140266059SGregory Neil Shapiro #  include <stdarg.h>
2240266059SGregory Neil Shapiro #  define SM_VA_START(ap, f)	va_start(ap, f)
2340266059SGregory Neil Shapiro # else /* defined(__STDC__) || defined(__cplusplus) */
2440266059SGregory Neil Shapiro #  define SM_VA_STD 0
2540266059SGregory Neil Shapiro #  include <varargs.h>
2640266059SGregory Neil Shapiro #  define SM_VA_START(ap, f)	va_start(ap)
2740266059SGregory Neil Shapiro # endif /* defined(__STDC__) || defined(__cplusplus) */
2840266059SGregory Neil Shapiro 
2940266059SGregory Neil Shapiro # if defined(va_copy)
3040266059SGregory Neil Shapiro #  define SM_VA_COPY(dst, src)	va_copy((dst), (src))
3140266059SGregory Neil Shapiro # elif defined(__va_copy)
3240266059SGregory Neil Shapiro #  define SM_VA_COPY(dst, src)	__va_copy((dst), (src))
3340266059SGregory Neil Shapiro # else
34959366dcSGregory Neil Shapiro #  define SM_VA_COPY(dst, src)	memcpy(&(dst), &(src), sizeof((dst)))
3540266059SGregory Neil Shapiro # endif
3640266059SGregory Neil Shapiro 
3740266059SGregory Neil Shapiro /*
3840266059SGregory Neil Shapiro **  The following macros are useless, but are provided for symmetry.
3940266059SGregory Neil Shapiro */
4040266059SGregory Neil Shapiro 
4140266059SGregory Neil Shapiro # define SM_VA_LOCAL_DECL	va_list ap;
4240266059SGregory Neil Shapiro # define SM_VA_ARG(ap, type)	va_arg(ap, type)
4340266059SGregory Neil Shapiro # define SM_VA_END(ap)		va_end(ap)
4440266059SGregory Neil Shapiro 
4540266059SGregory Neil Shapiro #endif /* ! SM_VARARGS_H */
46