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Annotation of 43BSDReno/usr.bin/window/string.h, revision 1.1

1.1     ! root        1: /*
        !             2:  * Copyright (c) 1983 Regents of the University of California.
        !             3:  * All rights reserved.
        !             4:  *
        !             5:  * This code is derived from software contributed to Berkeley by
        !             6:  * Edward Wang at The University of California, Berkeley.
        !             7:  *
        !             8:  * Redistribution and use in source and binary forms are permitted provided
        !             9:  * that: (1) source distributions retain this entire copyright notice and
        !            10:  * comment, and (2) distributions including binaries display the following
        !            11:  * acknowledgement:  ``This product includes software developed by the
        !            12:  * University of California, Berkeley and its contributors'' in the
        !            13:  * documentation or other materials provided with the distribution and in
        !            14:  * all advertising materials mentioning features or use of this software.
        !            15:  * Neither the name of the University nor the names of its contributors may
        !            16:  * be used to endorse or promote products derived from this software without
        !            17:  * specific prior written permission.
        !            18:  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED
        !            19:  * WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF
        !            20:  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
        !            21:  *
        !            22:  *     @(#)string.h    3.9 (Berkeley) 6/6/90
        !            23:  */
        !            24: 
        !            25: #define STR_DEBUG
        !            26: 
        !            27: char *str_cpy();
        !            28: char *str_ncpy();
        !            29: char *str_cat();
        !            30: char *str_itoa();
        !            31: 
        !            32: #define str_cmp(a, b)  strcmp(a, b)
        !            33: 
        !            34: #ifdef STR_DEBUG
        !            35: struct string {
        !            36:        struct string *s_forw;
        !            37:        struct string *s_back;
        !            38:        char s_data[1];
        !            39: };
        !            40: 
        !            41: struct string str_head;
        !            42: 
        !            43: #define str_offset ((unsigned)str_head.s_data - (unsigned)&str_head)
        !            44: #define str_stos(s) ((struct string *)((unsigned)(s) - str_offset))
        !            45: 
        !            46: char *str_alloc();
        !            47: int str_free();
        !            48: #else
        !            49: #define str_free(s)    free(s)
        !            50: #define str_alloc(s)   malloc(s)
        !            51: #endif

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