freebsd-dev/bin/ls/cmp.c

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/*-
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* 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.
* 4. 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.
*/
#if 0
#ifndef lint
static char sccsid[] = "@(#)cmp.c 8.1 (Berkeley) 5/31/93";
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#endif /* not lint */
#endif
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#include <sys/cdefs.h>
__FBSDID("$FreeBSD$");
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#include <sys/types.h>
#include <sys/stat.h>
#include <fts.h>
#include <string.h>
#include "ls.h"
#include "extern.h"
int
namecmp(const FTSENT *a, const FTSENT *b)
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{
return (strcoll(a->fts_name, b->fts_name));
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}
int
revnamecmp(const FTSENT *a, const FTSENT *b)
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{
return (strcoll(b->fts_name, a->fts_name));
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}
int
modcmp(const FTSENT *a, const FTSENT *b)
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{
if (b->fts_statp->st_mtim.tv_sec >
a->fts_statp->st_mtim.tv_sec)
return (1);
if (b->fts_statp->st_mtim.tv_sec <
a->fts_statp->st_mtim.tv_sec)
return (-1);
if (b->fts_statp->st_mtim.tv_nsec >
a->fts_statp->st_mtim.tv_nsec)
return (1);
if (b->fts_statp->st_mtim.tv_nsec <
a->fts_statp->st_mtim.tv_nsec)
return (-1);
if (f_samesort)
return (strcoll(b->fts_name, a->fts_name));
else
return (strcoll(a->fts_name, b->fts_name));
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}
int
revmodcmp(const FTSENT *a, const FTSENT *b)
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{
return (modcmp(b, a));
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}
int
acccmp(const FTSENT *a, const FTSENT *b)
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{
if (b->fts_statp->st_atim.tv_sec >
a->fts_statp->st_atim.tv_sec)
return (1);
if (b->fts_statp->st_atim.tv_sec <
a->fts_statp->st_atim.tv_sec)
return (-1);
if (b->fts_statp->st_atim.tv_nsec >
a->fts_statp->st_atim.tv_nsec)
return (1);
if (b->fts_statp->st_atim.tv_nsec <
a->fts_statp->st_atim.tv_nsec)
return (-1);
if (f_samesort)
return (strcoll(b->fts_name, a->fts_name));
else
return (strcoll(a->fts_name, b->fts_name));
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}
int
revacccmp(const FTSENT *a, const FTSENT *b)
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{
return (acccmp(b, a));
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}
int
birthcmp(const FTSENT *a, const FTSENT *b)
{
if (b->fts_statp->st_birthtim.tv_sec >
a->fts_statp->st_birthtim.tv_sec)
return (1);
if (b->fts_statp->st_birthtim.tv_sec <
a->fts_statp->st_birthtim.tv_sec)
return (-1);
if (b->fts_statp->st_birthtim.tv_nsec >
a->fts_statp->st_birthtim.tv_nsec)
return (1);
if (b->fts_statp->st_birthtim.tv_nsec <
a->fts_statp->st_birthtim.tv_nsec)
return (-1);
if (f_samesort)
return (strcoll(b->fts_name, a->fts_name));
else
return (strcoll(a->fts_name, b->fts_name));
}
int
revbirthcmp(const FTSENT *a, const FTSENT *b)
{
return (birthcmp(b, a));
}
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int
statcmp(const FTSENT *a, const FTSENT *b)
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{
if (b->fts_statp->st_ctim.tv_sec >
a->fts_statp->st_ctim.tv_sec)
return (1);
if (b->fts_statp->st_ctim.tv_sec <
a->fts_statp->st_ctim.tv_sec)
return (-1);
if (b->fts_statp->st_ctim.tv_nsec >
a->fts_statp->st_ctim.tv_nsec)
return (1);
if (b->fts_statp->st_ctim.tv_nsec <
a->fts_statp->st_ctim.tv_nsec)
return (-1);
if (f_samesort)
return (strcoll(b->fts_name, a->fts_name));
else
return (strcoll(a->fts_name, b->fts_name));
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}
int
revstatcmp(const FTSENT *a, const FTSENT *b)
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{
return (statcmp(b, a));
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}
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);
return (strcoll(a->fts_name, b->fts_name));
}
int
revsizecmp(const FTSENT *a, const FTSENT *b)
{
return (sizecmp(b, a));
}