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/* $NetBSD: cmp.c,v 1.17 2003/08/07 09:05:14 agc Exp $ */
/*
* Copyright (c) 1989, 1993
* The Regents of the University of California. All rights reserved.
*
* This code is derived from software contributed to Berkeley by
* Michael Fischbein.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. 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 BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#if 0
#include <sys/cdefs.h>
#ifndef lint
#if 0
static char sccsid[] = "@(#)cmp.c 8.1 (Berkeley) 5/31/93";
#else
__RCSID("$NetBSD: cmp.c,v 1.17 2003/08/07 09:05:14 agc Exp $");
#endif
#endif /* not lint */
#endif
#include <sys/types.h>
#include <sys/stat.h>
#include <fts.h>
#include <string.h>
#include "extern-ls.h"
#if defined(__rtems__) || defined(_POSIX_SOURCE) || defined(_POSIX_C_SOURCE) || \
defined(_XOPEN_SOURCE) || defined(__NetBSD__)
#define ATIMENSEC_CMP(x, op, y) ((x)->st_atime op (y)->st_atime)
#define CTIMENSEC_CMP(x, op, y) ((x)->st_ctime op (y)->st_ctime)
#define MTIMENSEC_CMP(x, op, y) ((x)->st_mtime op (y)->st_mtime)
#else
#define ATIMENSEC_CMP(x, op, y) \
((x)->st_atime.tv_nsec op (y)->st_atime.tv_nsec)
#define CTIMENSEC_CMP(x, op, y) \
((x)->st_ctime.tv_nsec op (y)->st_ctime.tv_nsec)
#define MTIMENSEC_CMP(x, op, y) \
((x)->st_mtime.tv_nsec op (y)->st_mtime.tv_nsec)
#endif
int
namecmp(const FTSENT *a, const FTSENT *b)
{
return (strcmp(a->fts_name, b->fts_name));
}
int
revnamecmp(const FTSENT *a, const FTSENT *b)
{
return (strcmp(b->fts_name, a->fts_name));
}
int
modcmp(const FTSENT *a, const FTSENT *b)
{
if (b->fts_statp->st_mtime > a->fts_statp->st_mtime)
return (1);
else if (b->fts_statp->st_mtime < a->fts_statp->st_mtime)
return (-1);
else if (MTIMENSEC_CMP(b->fts_statp, >, a->fts_statp))
return (1);
else if (MTIMENSEC_CMP(b->fts_statp, <, a->fts_statp))
return (-1);
else
return (namecmp(a, b));
}
int
revmodcmp(const FTSENT *a, const FTSENT *b)
{
if (b->fts_statp->st_mtime > a->fts_statp->st_mtime)
return (-1);
else if (b->fts_statp->st_mtime < a->fts_statp->st_mtime)
return (1);
else if (MTIMENSEC_CMP(b->fts_statp, >, a->fts_statp))
return (-1);
else if (MTIMENSEC_CMP(b->fts_statp, <, a->fts_statp))
return (1);
else
return (revnamecmp(a, b));
}
int
acccmp(const FTSENT *a, const FTSENT *b)
{
if (b->fts_statp->st_atime > a->fts_statp->st_atime)
return (1);
else if (b->fts_statp->st_atime < a->fts_statp->st_atime)
return (-1);
else if (ATIMENSEC_CMP(b->fts_statp, >, a->fts_statp))
return (1);
else if (ATIMENSEC_CMP(b->fts_statp, <, a->fts_statp))
return (-1);
else
return (namecmp(a, b));
}
int
revacccmp(const FTSENT *a, const FTSENT *b)
{
if (b->fts_statp->st_atime > a->fts_statp->st_atime)
return (-1);
else if (b->fts_statp->st_atime < a->fts_statp->st_atime)
return (1);
else if (ATIMENSEC_CMP(b->fts_statp, >, a->fts_statp))
return (-1);
else if (ATIMENSEC_CMP(b->fts_statp, <, a->fts_statp))
return (1);
else
return (revnamecmp(a, b));
}
int
statcmp(const FTSENT *a, const FTSENT *b)
{
if (b->fts_statp->st_ctime > a->fts_statp->st_ctime)
return (1);
else if (b->fts_statp->st_ctime < a->fts_statp->st_ctime)
return (-1);
else if (CTIMENSEC_CMP(b->fts_statp, >, a->fts_statp))
return (1);
else if (CTIMENSEC_CMP(b->fts_statp, <, a->fts_statp))
return (-1);
else
return (namecmp(a, b));
}
int
revstatcmp(const FTSENT *a, const FTSENT *b)
{
if (b->fts_statp->st_ctime > a->fts_statp->st_ctime)
return (-1);
else if (b->fts_statp->st_ctime < a->fts_statp->st_ctime)
return (1);
else if (CTIMENSEC_CMP(b->fts_statp, >, a->fts_statp))
return (-1);
else if (CTIMENSEC_CMP(b->fts_statp, <, a->fts_statp))
return (1);
else
return (revnamecmp(a, b));
}
int
sizecmp(const FTSENT *a, const FTSENT *b)
{
if (b->fts_statp->st_size > a->fts_statp->st_size)
return (1);
if (b->fts_statp->st_size < a->fts_statp->st_size)
return (-1);
else
return (namecmp(a, b));
}
int
revsizecmp(const FTSENT *a, const FTSENT *b)
{
if (b->fts_statp->st_size > a->fts_statp->st_size)
return (-1);
if (b->fts_statp->st_size < a->fts_statp->st_size)
return (1);
else
return (revnamecmp(a, b));
}
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