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- /* This is file STRNCAT.C */
- /* This file may have been modified by DJ Delorie (Jan 1991). If so,
- ** these modifications are Coyright (C) 1993 DJ Delorie, 24 Kirsten Ave,
- ** Rochester NH, 03867-2954, USA.
- */
-
- /*-
- * Copyright (c) 1990 The Regents of the University of California.
- * All rights reserved.
- *
- * This code is derived from software contributed to Berkeley by
- * Chris Torek.
- *
- * Redistribution and use in source and binary forms are permitted provided
- * that: (1) source distributions retain this entire copyright notice and
- * comment, and (2) distributions including binaries display the following
- * acknowledgement: ``This product includes software developed by the
- * University of California, Berkeley and its contributors'' in the
- * documentation or other materials provided with the distribution and in
- * all advertising materials mentioning features or use of this software.
- * Neither the name of the University nor the names of its contributors may
- * be used to endorse or promote products derived from this software without
- * specific prior written permission.
- * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED
- * WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
- */
-
- #if defined(LIBC_SCCS) && !defined(lint)
- static char sccsid[] = "@(#)strncat.c 5.5 (Berkeley) 5/17/90";
- #endif /* LIBC_SCCS and not lint */
-
- #include <sys/stdc.h>
- #include <string.h>
-
- /*
- * Concatenate src on the end of dst. At most strlen(dst)+n+1 bytes
- * are written at dst (at most n+1 bytes being appended). Return dst.
- */
- char *
- strncat(dst, src, n)
- char *dst;
- const char *src;
- register size_t n;
- {
- if (n != 0) {
- register char *d = dst;
- register const char *s = src;
-
- while (*d != 0)
- d++;
- do {
- if ((*d = *s++) == 0)
- break;
- d++;
- } while (--n != 0);
- *d = 0;
- }
- return (dst);
- }
-