mariadb/strings/strnmov.c
bk@work.mysql.com f4c589ff6c Import changeset
2000-07-31 21:29:14 +02:00

36 lines
1.3 KiB
C

/* Copyright (C) 2000 MySQL AB & MySQL Finland AB & TCX DataKonsult AB
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This library 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with this library; 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 <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;
}