1
0
Fork 0
mirror of https://github.com/cryb-to/cryb-to.git synced 2024-12-24 05:21:07 +00:00
cryb-to/lib/core/cryb_strlcat.c
Dag-Erling Smørgrav 479ffbba4a Remove author and sponsor tags; we'll deal with that some other way.
Remove $Cryb$ tags as it is likely that the code will move to git.
2014-08-01 14:31:07 +00:00

51 lines
1.9 KiB
C

/*-
* Copyright (c) 2011-2012 Dag-Erling Smørgrav
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote
* products derived from this software without specific prior written
* permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#include "cryb/impl.h"
#include <stddef.h>
#include <cryb/strlcat.h>
/* like strcat(3), but always NUL-terminates; returns strlen(src) */
size_t
cryb_strlcat(char *dst, const char *src, size_t size)
{
size_t len;
for (len = 0; *dst && len < size; ++len, ++dst)
/* nothing */;
for (; *src && len + 1 < size; ++len, ++src, ++dst)
*dst = *src;
if (len < size)
*dst = '\0';
while (*src)
++len, ++src;
return (len);
}