139 lines
3.4 KiB
C
139 lines
3.4 KiB
C
/****************************************************************/
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/* */
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/* strings.c */
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/* */
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/* Global String Handling Functions */
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/* */
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/* Copyright (c) 1995 */
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/* Pasquale J. Villani */
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/* All Rights Reserved */
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/* */
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/* This file is part of DOS-C. */
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/* */
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/* DOS-C is free software; you can redistribute it and/or */
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/* modify it under the terms of the GNU General Public License */
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/* as published by the Free Software Foundation; either version */
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/* 2, or (at your option) any later version. */
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/* */
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/* DOS-C is distributed in the hope that it will be useful, but */
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/* WITHOUT ANY WARRANTY; without even the implied warranty of */
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/* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See */
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/* the GNU General Public License for more details. */
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/* */
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/* You should have received a copy of the GNU General Public */
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/* License along with DOS-C; see the file COPYING. If not, */
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/* write to the Free Software Foundation, 675 Mass Ave, */
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/* Cambridge, MA 02139, USA. */
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/****************************************************************/
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#include "portab.h"
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#ifdef VERSION_STRINGS
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static BYTE *stringsRcsId =
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"$Id: strings.c 653 2003-08-09 09:35:18Z bartoldeman $";
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#endif
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#ifndef I86
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size_t strlen(REG CONST BYTE * s)
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{
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REG size_t cnt = 0;
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while (*s++ != 0)
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++cnt;
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return cnt;
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}
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size_t fstrlen(REG CONST BYTE FAR * s)
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{
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REG size_t cnt = 0;
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while (*s++ != 0)
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++cnt;
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return cnt;
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}
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VOID _fstrcpy(REG BYTE FAR * d, REG BYTE FAR * s)
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{
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while (*s != 0)
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*d++ = *s++;
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*d = 0;
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}
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int strcmp(REG CONST BYTE * d, REG CONST BYTE * s)
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{
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while (*s != '\0' && *d != '\0')
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{
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if (*d == *s)
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++s, ++d;
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else
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return *d - *s;
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}
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return *d - *s;
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}
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COUNT fstrcmp(REG BYTE FAR * d, REG BYTE FAR * s)
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{
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while (*s != '\0' && *d != '\0')
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{
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if (*d == *s)
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++s, ++d;
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else
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return *d - *s;
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}
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return *d - *s;
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}
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int strncmp(register const char *d, register const char *s, size_t l)
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{
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size_t index = 1;
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while (*s != '\0' && *d != '\0' && index++ <= l)
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{
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if (*d == *s)
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++s, ++d;
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else
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return *d - *s;
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}
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return *d - *s;
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}
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COUNT fstrncmp(REG BYTE FAR * d, REG BYTE FAR * s, COUNT l)
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{
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COUNT index = 1;
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while (*s != '\0' && *d != '\0' && index++ <= l)
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{
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if (*d == *s)
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++s, ++d;
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else
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return *d - *s;
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}
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return *d - *s;
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}
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char *strchr(const char * s, int c)
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{
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REG CONST BYTE *p;
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p = s - 1;
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do
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{
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if (*++p == (char)c)
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return (char *)p;
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}
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while (*p);
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return 0;
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}
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void *memchr(const void * s, int c)
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{
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REG unsigned char *p;
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p = (unsigned char *)s - 1;
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do
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{
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if (*++p == (unsigned char)c)
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return (void *)p;
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}
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while (*p);
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return 0;
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}
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#endif
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