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