ndhc/ifchd/nstrl.c
2010-11-12 04:51:49 -05:00

47 lines
1.3 KiB
C

/* nstrl.c - strlcpy/strlcat implementation
(C) 2003 Nicholas J. Kain <njk@aerifal.cx>
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser 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 */
#include <unistd.h>
#ifndef HAVE_STRLCPY
size_t strlcpy (char *dest, char *src, size_t size)
{
register char *d = dest, *s = src;
for (; *s != '\0' && size > 0; size--, d++, s++)
*d = *s;
*d = '\0';
return (d - dest) + (s - src);
}
size_t strlcat (char *dest, char *src, size_t size)
{
register char *d = dest, *s = src;
for (; size > 0 && *d != '\0'; size--, d++);
for (; *s != '\0' && size > 0; size--, d++, s++)
*d = *s;
*d = '\0';
return (d - dest) + (s - src);
}
#endif