xref: /freebsd/bin/ls/cmp.c (revision d46c1a60d3a40f4cfa23c901a682b9629f2a2003)
14b88c807SRodney W. Grimes /*
24b88c807SRodney W. Grimes  * Copyright (c) 1989, 1993
34b88c807SRodney W. Grimes  *	The Regents of the University of California.  All rights reserved.
44b88c807SRodney W. Grimes  *
54b88c807SRodney W. Grimes  * This code is derived from software contributed to Berkeley by
64b88c807SRodney W. Grimes  * Michael Fischbein.
74b88c807SRodney W. Grimes  *
84b88c807SRodney W. Grimes  * Redistribution and use in source and binary forms, with or without
94b88c807SRodney W. Grimes  * modification, are permitted provided that the following conditions
104b88c807SRodney W. Grimes  * are met:
114b88c807SRodney W. Grimes  * 1. Redistributions of source code must retain the above copyright
124b88c807SRodney W. Grimes  *    notice, this list of conditions and the following disclaimer.
134b88c807SRodney W. Grimes  * 2. Redistributions in binary form must reproduce the above copyright
144b88c807SRodney W. Grimes  *    notice, this list of conditions and the following disclaimer in the
154b88c807SRodney W. Grimes  *    documentation and/or other materials provided with the distribution.
164b88c807SRodney W. Grimes  * 3. All advertising materials mentioning features or use of this software
174b88c807SRodney W. Grimes  *    must display the following acknowledgement:
184b88c807SRodney W. Grimes  *	This product includes software developed by the University of
194b88c807SRodney W. Grimes  *	California, Berkeley and its contributors.
204b88c807SRodney W. Grimes  * 4. Neither the name of the University nor the names of its contributors
214b88c807SRodney W. Grimes  *    may be used to endorse or promote products derived from this software
224b88c807SRodney W. Grimes  *    without specific prior written permission.
234b88c807SRodney W. Grimes  *
244b88c807SRodney W. Grimes  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
254b88c807SRodney W. Grimes  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
264b88c807SRodney W. Grimes  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
274b88c807SRodney W. Grimes  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
284b88c807SRodney W. Grimes  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
294b88c807SRodney W. Grimes  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
304b88c807SRodney W. Grimes  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
314b88c807SRodney W. Grimes  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
324b88c807SRodney W. Grimes  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
334b88c807SRodney W. Grimes  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
344b88c807SRodney W. Grimes  * SUCH DAMAGE.
3589730b29SDavid Greenman  *
36d46c1a60SSteve Price  *	from: @(#)cmp.c	8.1 (Berkeley) 5/31/93
374b88c807SRodney W. Grimes  */
384b88c807SRodney W. Grimes 
394b88c807SRodney W. Grimes #ifndef lint
40d46c1a60SSteve Price static const char rcsid[] =
41d46c1a60SSteve Price 	"$Id: cmp.c,v 1.6 1997/02/22 14:03:53 peter Exp $";
424b88c807SRodney W. Grimes #endif /* not lint */
434b88c807SRodney W. Grimes 
444b88c807SRodney W. Grimes #include <sys/types.h>
454b88c807SRodney W. Grimes #include <sys/stat.h>
464b88c807SRodney W. Grimes 
474b88c807SRodney W. Grimes #include <fts.h>
484b88c807SRodney W. Grimes #include <string.h>
494b88c807SRodney W. Grimes 
504b88c807SRodney W. Grimes #include "ls.h"
514b88c807SRodney W. Grimes #include "extern.h"
524b88c807SRodney W. Grimes 
534b88c807SRodney W. Grimes int
544b88c807SRodney W. Grimes namecmp(a, b)
554b88c807SRodney W. Grimes 	const FTSENT *a, *b;
564b88c807SRodney W. Grimes {
57942c84aaSAndrey A. Chernov 	return (strcoll(a->fts_name, b->fts_name));
584b88c807SRodney W. Grimes }
594b88c807SRodney W. Grimes 
604b88c807SRodney W. Grimes int
614b88c807SRodney W. Grimes revnamecmp(a, b)
624b88c807SRodney W. Grimes 	const FTSENT *a, *b;
634b88c807SRodney W. Grimes {
64942c84aaSAndrey A. Chernov 	return (strcoll(b->fts_name, a->fts_name));
654b88c807SRodney W. Grimes }
664b88c807SRodney W. Grimes 
674b88c807SRodney W. Grimes int
684b88c807SRodney W. Grimes modcmp(a, b)
694b88c807SRodney W. Grimes 	const FTSENT *a, *b;
704b88c807SRodney W. Grimes {
714b88c807SRodney W. Grimes 	return (b->fts_statp->st_mtime - a->fts_statp->st_mtime);
724b88c807SRodney W. Grimes }
734b88c807SRodney W. Grimes 
744b88c807SRodney W. Grimes int
754b88c807SRodney W. Grimes revmodcmp(a, b)
764b88c807SRodney W. Grimes 	const FTSENT *a, *b;
774b88c807SRodney W. Grimes {
784b88c807SRodney W. Grimes 	return (a->fts_statp->st_mtime - b->fts_statp->st_mtime);
794b88c807SRodney W. Grimes }
804b88c807SRodney W. Grimes 
814b88c807SRodney W. Grimes int
824b88c807SRodney W. Grimes acccmp(a, b)
834b88c807SRodney W. Grimes 	const FTSENT *a, *b;
844b88c807SRodney W. Grimes {
854b88c807SRodney W. Grimes 	return (b->fts_statp->st_atime - a->fts_statp->st_atime);
864b88c807SRodney W. Grimes }
874b88c807SRodney W. Grimes 
884b88c807SRodney W. Grimes int
894b88c807SRodney W. Grimes revacccmp(a, b)
904b88c807SRodney W. Grimes 	const FTSENT *a, *b;
914b88c807SRodney W. Grimes {
924b88c807SRodney W. Grimes 	return (a->fts_statp->st_atime - b->fts_statp->st_atime);
934b88c807SRodney W. Grimes }
944b88c807SRodney W. Grimes 
954b88c807SRodney W. Grimes int
964b88c807SRodney W. Grimes statcmp(a, b)
974b88c807SRodney W. Grimes 	const FTSENT *a, *b;
984b88c807SRodney W. Grimes {
994b88c807SRodney W. Grimes 	return (b->fts_statp->st_ctime - a->fts_statp->st_ctime);
1004b88c807SRodney W. Grimes }
1014b88c807SRodney W. Grimes 
1024b88c807SRodney W. Grimes int
1034b88c807SRodney W. Grimes revstatcmp(a, b)
1044b88c807SRodney W. Grimes 	const FTSENT *a, *b;
1054b88c807SRodney W. Grimes {
1064b88c807SRodney W. Grimes 	return (a->fts_statp->st_ctime - b->fts_statp->st_ctime);
1074b88c807SRodney W. Grimes }
108