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cmp.c revision 1.2
      1  1.1  cgd /*
      2  1.1  cgd  * Copyright (c) 1989 The Regents of the University of California.
      3  1.1  cgd  * All rights reserved.
      4  1.1  cgd  *
      5  1.1  cgd  * This code is derived from software contributed to Berkeley by
      6  1.1  cgd  * Michael Fischbein.
      7  1.1  cgd  *
      8  1.1  cgd  * Redistribution and use in source and binary forms, with or without
      9  1.1  cgd  * modification, are permitted provided that the following conditions
     10  1.1  cgd  * are met:
     11  1.1  cgd  * 1. Redistributions of source code must retain the above copyright
     12  1.1  cgd  *    notice, this list of conditions and the following disclaimer.
     13  1.1  cgd  * 2. Redistributions in binary form must reproduce the above copyright
     14  1.1  cgd  *    notice, this list of conditions and the following disclaimer in the
     15  1.1  cgd  *    documentation and/or other materials provided with the distribution.
     16  1.1  cgd  * 3. All advertising materials mentioning features or use of this software
     17  1.1  cgd  *    must display the following acknowledgement:
     18  1.1  cgd  *	This product includes software developed by the University of
     19  1.1  cgd  *	California, Berkeley and its contributors.
     20  1.1  cgd  * 4. Neither the name of the University nor the names of its contributors
     21  1.1  cgd  *    may be used to endorse or promote products derived from this software
     22  1.1  cgd  *    without specific prior written permission.
     23  1.1  cgd  *
     24  1.1  cgd  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     25  1.1  cgd  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     26  1.1  cgd  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     27  1.1  cgd  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     28  1.1  cgd  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     29  1.1  cgd  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     30  1.1  cgd  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     31  1.1  cgd  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     32  1.1  cgd  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     33  1.1  cgd  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     34  1.1  cgd  * SUCH DAMAGE.
     35  1.1  cgd  */
     36  1.1  cgd 
     37  1.1  cgd #ifndef lint
     38  1.1  cgd static char sccsid[] = "@(#)cmp.c	5.4 (Berkeley) 3/8/91";
     39  1.2  cgd static char rcsid[] = "$Id: cmp.c,v 1.2 1993/03/22 08:04:00 cgd Exp $";
     40  1.1  cgd #endif /* not lint */
     41  1.1  cgd 
     42  1.1  cgd #include <sys/types.h>
     43  1.1  cgd #include <sys/stat.h>
     44  1.1  cgd #include "ls.h"
     45  1.1  cgd 
     46  1.1  cgd namecmp(a, b)
     47  1.1  cgd 	LS *a, *b;
     48  1.1  cgd {
     49  1.1  cgd 	return(strcmp(a->name, b->name));
     50  1.1  cgd }
     51  1.1  cgd 
     52  1.1  cgd revnamecmp(a, b)
     53  1.1  cgd 	LS *a, *b;
     54  1.1  cgd {
     55  1.1  cgd 	return(strcmp(b->name, a->name));
     56  1.1  cgd }
     57  1.1  cgd 
     58  1.1  cgd modcmp(a, b)
     59  1.1  cgd 	LS *a, *b;
     60  1.1  cgd {
     61  1.1  cgd 	return(b->lstat.st_mtime - a->lstat.st_mtime);
     62  1.1  cgd }
     63  1.1  cgd 
     64  1.1  cgd revmodcmp(a, b)
     65  1.1  cgd 	LS *a, *b;
     66  1.1  cgd {
     67  1.1  cgd 	return(a->lstat.st_mtime - b->lstat.st_mtime);
     68  1.1  cgd }
     69  1.1  cgd 
     70  1.1  cgd acccmp(a, b)
     71  1.1  cgd 	LS *a, *b;
     72  1.1  cgd {
     73  1.1  cgd 	return(b->lstat.st_atime - a->lstat.st_atime);
     74  1.1  cgd }
     75  1.1  cgd 
     76  1.1  cgd revacccmp(a, b)
     77  1.1  cgd 	LS *a, *b;
     78  1.1  cgd {
     79  1.1  cgd 	return(a->lstat.st_atime - b->lstat.st_atime);
     80  1.1  cgd }
     81  1.1  cgd 
     82  1.1  cgd statcmp(a, b)
     83  1.1  cgd 	LS *a, *b;
     84  1.1  cgd {
     85  1.1  cgd 	return(b->lstat.st_ctime - a->lstat.st_ctime);
     86  1.1  cgd }
     87  1.1  cgd 
     88  1.1  cgd revstatcmp(a, b)
     89  1.1  cgd 	LS *a, *b;
     90  1.1  cgd {
     91  1.1  cgd 	return(a->lstat.st_ctime - b->lstat.st_ctime);
     92  1.1  cgd }
     93