1 /* 2 * Copyright (c) 1988 The Regents of the University of California. 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms are permitted 6 * provided that the above copyright notice and this paragraph are 7 * duplicated in all such forms and that any documentation, 8 * advertising materials, and other materials related to such 9 * distribution and use acknowledge that the software was developed 10 * by the University of California, Berkeley. The name of the 11 * University may not be used to endorse or promote products derived 12 * from this software without specific prior written permission. 13 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR 14 * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED 15 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. 16 * 17 * @(#)cdefs.h 7.1 (Berkeley) 02/16/89 18 */ 19 20 /* 21 * This file is designed to ease the porting from standard C to ANSI C. 22 * It will eventually go away. 23 * Questions to K. Bostic. 24 */ 25 26 #ifdef __STDC__ 27 #define CONCAT(x,y) x ## y 28 #define PROTOTYPE(p) p 29 #define STRING(x) #x 30 #else 31 #define const 32 #define volatile 33 #define signed 34 #define CONCAT(x,y) x/**/y 35 #define PROTOTYPE(p) () 36 #define STRING(x) "x" 37 #endif 38