strnmov.c
上传用户:romrleung
上传日期:2022-05-23
资源大小:18897k
文件大小:1k
- /* Copyright (C) 2000 MySQL AB
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2 of the License, or
- (at your option) any later version.
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
- You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
- /*
- strnmov(dst,src,length) moves length characters, or until end, of src to
- dst and appends a closing NUL to dst if src is shorter than length.
- The result is a pointer to the first NUL in dst, or is dst+n if dst was
- truncated.
- */
- #include <my_global.h>
- #include "m_string.h"
- char *strnmov(register char *dst, register const char *src, uint n)
- {
- while (n-- != 0) {
- if (!(*dst++ = *src++)) {
- return (char*) dst-1;
- }
- }
- return dst;
- }