1 /** $MirOS: src/usr.bin/window/string.h,v 1.2 2005/03/13 18:34:06 tg Exp $ */ 2 /* $OpenBSD: string.h,v 1.4 2003/06/03 02:56:23 millert Exp $ */ 3 /* $NetBSD: string.h,v 1.3 1995/09/28 10:34:40 tls Exp $ */ 4 5 /* 6 * Copyright (c) 1983, 1993 7 * The Regents of the University of California. All rights reserved. 8 * 9 * This code is derived from software contributed to Berkeley by 10 * Edward Wang at The University of California, Berkeley. 11 * 12 * Redistribution and use in source and binary forms, with or without 13 * modification, are permitted provided that the following conditions 14 * are met: 15 * 1. Redistributions of source code must retain the above copyright 16 * notice, this list of conditions and the following disclaimer. 17 * 2. Redistributions in binary form must reproduce the above copyright 18 * notice, this list of conditions and the following disclaimer in the 19 * documentation and/or other materials provided with the distribution. 20 * 3. Neither the name of the University nor the names of its contributors 21 * may be used to endorse or promote products derived from this software 22 * without specific prior written permission. 23 * 24 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 25 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 26 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 27 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 28 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 29 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 30 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 31 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 32 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 33 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 34 * SUCH DAMAGE. 35 * 36 * @(#)string.h 8.1 (Berkeley) 6/6/93 37 */ 38 39 #ifndef _MY_STRING_H 40 #define _MY_STRING_H 41 42 #define STR_DEBUG 43 44 char *str_cpy(); 45 char *str_ncpy(); 46 char *str_cat(); 47 char *str_itoa(); 48 49 #define str_cmp(a, b) strcmp(a, b) 50 51 #ifdef STR_DEBUG 52 struct string { 53 struct string *s_forw; 54 struct string *s_back; 55 char s_data[1]; 56 }; 57 58 struct string str_head; 59 60 #define str_offset ((unsigned)str_head.s_data - (unsigned)&str_head) 61 #define str_stos(s) ((struct string *)((unsigned)(s) - str_offset)) 62 63 char *str_alloc(); 64 int str_free(); 65 #else 66 #define str_free(s) free(s) 67 #define str_alloc(s) malloc(s) 68 #endif 69 70 #endif 71