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BSD 4.3

/*
 * Copyright (c) 1980 Regents of the University of California.
 * All rights reserved.  The Berkeley software License Agreement
 * specifies the terms and conditions for redistribution.
 */

#if defined(LIBC_SCCS) && !defined(lint)
static char sccsid[] = "@(#)strcatn.c	4.3 (Berkeley) 3/9/86";
#endif LIBC_SCCS and not lint

/*
 * Concatenate s2 on the end of s1.  S1's space must be large enough.
 * At most n characters are moved.
 * Return s1.
 */

char *
strcatn(s1, s2, n)
register char *s1, *s2;
register n;
{
	register char *os1;

	os1 = s1;
	while (*s1++)
		;
	--s1;
	while (*s1++ = *s2++)
		if (--n < 0) {
			*--s1 = '\0';
			break;
		}
	return(os1);
}

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