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Annotation of kernel/machdep/ppc/libc/strncat.c, revision 1.1.1.1

1.1       root        1: /*
                      2:  * Copyright (c) 1999 Apple Computer, Inc. All rights reserved.
                      3:  *
                      4:  * @APPLE_LICENSE_HEADER_START@
                      5:  * 
                      6:  * Portions Copyright (c) 1999 Apple Computer, Inc.  All Rights
                      7:  * Reserved.  This file contains Original Code and/or Modifications of
                      8:  * Original Code as defined in and that are subject to the Apple Public
                      9:  * Source License Version 1.1 (the "License").  You may not use this file
                     10:  * except in compliance with the License.  Please obtain a copy of the
                     11:  * License at http://www.apple.com/publicsource and read it before using
                     12:  * this file.
                     13:  * 
                     14:  * The Original Code and all software distributed under the License are
                     15:  * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
                     16:  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
                     17:  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
                     18:  * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
                     19:  * License for the specific language governing rights and limitations
                     20:  * under the License.
                     21:  * 
                     22:  * @APPLE_LICENSE_HEADER_END@
                     23:  */
                     24: 
                     25: /* Copyright (c) 1993 NeXT Computer, Inc.  All rights reserved.
                     26:  *
                     27:  *      File:   machdep/ppc/libc/strncat.c
                     28:  *
                     29:  *      This file contains machine dependent code for the strncat function
                     30:  *      on ppc.
                     31:  *
                     32:  * HISTORY
                     33:  */
                     34: 
                     35: 
                     36: char *
                     37: strncat(char *s1, const char *s2, unsigned long n)
                     38: {
                     39:        char *os1;
                     40:        int i = n;
                     41: 
                     42:        os1 = s1;
                     43:        while (*s1++)
                     44:                ;
                     45:        --s1;
                     46:        while (*s1++ = *s2++)
                     47:                if (--i < 0) {
                     48:                        *--s1 = '\0';
                     49:                        break;
                     50:                }
                     51:        return(os1);
                     52: }

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