xref: /titanic_52/usr/src/cmd/sendmail/include/sm/varargs.h (revision 7c478bd95313f5f23a4c958a745db2134aa03244)
1*7c478bd9Sstevel@tonic-gate /*
2*7c478bd9Sstevel@tonic-gate  * Copyright (c) 2000-2001 Sendmail, Inc. and its suppliers.
3*7c478bd9Sstevel@tonic-gate  *	All rights reserved.
4*7c478bd9Sstevel@tonic-gate  *
5*7c478bd9Sstevel@tonic-gate  * By using this file, you agree to the terms and conditions set
6*7c478bd9Sstevel@tonic-gate  * forth in the LICENSE file which can be found at the top level of
7*7c478bd9Sstevel@tonic-gate  * the sendmail distribution.
8*7c478bd9Sstevel@tonic-gate  *
9*7c478bd9Sstevel@tonic-gate  *	$Id: varargs.h,v 1.7.2.1 2002/07/29 21:43:20 gshapiro Exp $
10*7c478bd9Sstevel@tonic-gate  */
11*7c478bd9Sstevel@tonic-gate 
12*7c478bd9Sstevel@tonic-gate #pragma ident	"%Z%%M%	%I%	%E% SMI"
13*7c478bd9Sstevel@tonic-gate 
14*7c478bd9Sstevel@tonic-gate /*
15*7c478bd9Sstevel@tonic-gate **  libsm variable argument lists
16*7c478bd9Sstevel@tonic-gate */
17*7c478bd9Sstevel@tonic-gate 
18*7c478bd9Sstevel@tonic-gate #ifndef SM_VARARGS_H
19*7c478bd9Sstevel@tonic-gate # define SM_VARARGS_H
20*7c478bd9Sstevel@tonic-gate 
21*7c478bd9Sstevel@tonic-gate # if defined(__STDC__) || defined(__cplusplus)
22*7c478bd9Sstevel@tonic-gate #  define SM_VA_STD 1
23*7c478bd9Sstevel@tonic-gate #  include <stdarg.h>
24*7c478bd9Sstevel@tonic-gate #  define SM_VA_START(ap, f)	va_start(ap, f)
25*7c478bd9Sstevel@tonic-gate # else /* defined(__STDC__) || defined(__cplusplus) */
26*7c478bd9Sstevel@tonic-gate #  define SM_VA_STD 0
27*7c478bd9Sstevel@tonic-gate #  include <varargs.h>
28*7c478bd9Sstevel@tonic-gate #  define SM_VA_START(ap, f)	va_start(ap)
29*7c478bd9Sstevel@tonic-gate # endif /* defined(__STDC__) || defined(__cplusplus) */
30*7c478bd9Sstevel@tonic-gate 
31*7c478bd9Sstevel@tonic-gate # if defined(va_copy)
32*7c478bd9Sstevel@tonic-gate #  define SM_VA_COPY(dst, src)	va_copy((dst), (src))
33*7c478bd9Sstevel@tonic-gate # elif defined(__va_copy)
34*7c478bd9Sstevel@tonic-gate #  define SM_VA_COPY(dst, src)	__va_copy((dst), (src))
35*7c478bd9Sstevel@tonic-gate # else
36*7c478bd9Sstevel@tonic-gate #  define SM_VA_COPY(dst, src)	memcpy(&(dst), &(src), sizeof((dst)))
37*7c478bd9Sstevel@tonic-gate # endif
38*7c478bd9Sstevel@tonic-gate 
39*7c478bd9Sstevel@tonic-gate /*
40*7c478bd9Sstevel@tonic-gate **  The following macros are useless, but are provided for symmetry.
41*7c478bd9Sstevel@tonic-gate */
42*7c478bd9Sstevel@tonic-gate 
43*7c478bd9Sstevel@tonic-gate # define SM_VA_LOCAL_DECL	va_list ap;
44*7c478bd9Sstevel@tonic-gate # define SM_VA_ARG(ap, type)	va_arg(ap, type)
45*7c478bd9Sstevel@tonic-gate # define SM_VA_END(ap)		va_end(ap)
46*7c478bd9Sstevel@tonic-gate 
47*7c478bd9Sstevel@tonic-gate #endif /* ! SM_VARARGS_H */
48