1 /*****************************************************************************/
5 /* va_copy macro for systems that don't have it */
9 /* (C) 2004 Ullrich von Bassewitz */
10 /* Römerstrasse 52 */
11 /* D-70794 Filderstadt */
12 /* EMail: uz@cc65.org */
15 /* This software is provided 'as-is', without any expressed or implied */
16 /* warranty. In no event will the authors be held liable for any damages */
17 /* arising from the use of this software. */
19 /* Permission is granted to anyone to use this software for any purpose, */
20 /* including commercial applications, and to alter it and redistribute it */
21 /* freely, subject to the following restrictions: */
23 /* 1. The origin of this software must not be misrepresented; you must not */
24 /* claim that you wrote the original software. If you use this software */
25 /* in a product, an acknowledgment in the product documentation would be */
26 /* appreciated but is not required. */
27 /* 2. Altered source versions must be plainly marked as such, and must not */
28 /* be misrepresented as being the original software. */
29 /* 3. This notice may not be removed or altered from any source */
32 /*****************************************************************************/
41 /* No action if we're using a C99 compiler */
42 #if (__STDC_VERSION__ < 199901)
46 /* va_copy is not allowed to be defined */
48 #error "The compiler is broken!"
51 /* The watcom compiler doesn't have va_copy and a problematic va_list definition */
52 #if defined(__WATCOMC__)
53 #define va_copy(dest,src) memcpy((dest), (src), sizeof (va_list))
56 /* GNU C has a builtin function */
58 #define va_copy(dest,src) __va_copy(dest, src)
61 /* If we don't have va_copy now, use a generic version */
63 #define va_copy(dest,src) ((src)=(dest))
68 #endif /* #if (__STDC_VERSION__ < 199901) */
72 /* End of va_copy.h */