1 /* 2 * Copyright (c) 1989, 1993 3 * The Regents of the University of California. 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. Neither the name of the University nor the names of its contributors 17 * may be used to endorse or promote products derived from this software 18 * without specific prior written permission. 19 * 20 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 21 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 23 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 24 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 25 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 26 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 28 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 30 * SUCH DAMAGE. 31 * 32 * @(#)cmp.c 8.1 (Berkeley) 5/31/93 33 * $FreeBSD: src/bin/ls/cmp.c,v 1.16 2005/01/10 08:39:23 imp Exp $ 34 * $DragonFly: src/bin/ls/cmp.c,v 1.7 2008/01/19 15:33:42 matthias Exp $ 35 */ 36 37 #include <sys/types.h> 38 #include <sys/stat.h> 39 40 #include <fts.h> 41 #include <string.h> 42 43 #include "ls.h" 44 #include "extern.h" 45 46 int 47 namecmp(const FTSENT *a, const FTSENT *b) 48 { 49 return(strcoll(a->fts_name, b->fts_name)); 50 } 51 52 int 53 revnamecmp(const FTSENT *a, const FTSENT *b) 54 { 55 return(strcoll(b->fts_name, a->fts_name)); 56 } 57 58 int 59 modcmp(const FTSENT *a, const FTSENT *b) 60 { 61 if (b->fts_statp->st_mtimespec.tv_sec > 62 a->fts_statp->st_mtimespec.tv_sec) 63 return(1); 64 if (b->fts_statp->st_mtimespec.tv_sec < 65 a->fts_statp->st_mtimespec.tv_sec) 66 return(-1); 67 if (b->fts_statp->st_mtimespec.tv_nsec > 68 a->fts_statp->st_mtimespec.tv_nsec) 69 return(1); 70 if (b->fts_statp->st_mtimespec.tv_nsec < 71 a->fts_statp->st_mtimespec.tv_nsec) 72 return(-1); 73 return(strcoll(a->fts_name, b->fts_name)); 74 } 75 76 int 77 revmodcmp(const FTSENT *a, const FTSENT *b) 78 { 79 return(modcmp(b, a)); 80 } 81 82 int 83 acccmp(const FTSENT *a, const FTSENT *b) 84 { 85 if (b->fts_statp->st_atimespec.tv_sec > 86 a->fts_statp->st_atimespec.tv_sec) 87 return(1); 88 if (b->fts_statp->st_atimespec.tv_sec < 89 a->fts_statp->st_atimespec.tv_sec) 90 return(-1); 91 if (b->fts_statp->st_atimespec.tv_nsec > 92 a->fts_statp->st_atimespec.tv_nsec) 93 return(1); 94 if (b->fts_statp->st_atimespec.tv_nsec < 95 a->fts_statp->st_atimespec.tv_nsec) 96 return(-1); 97 return(strcoll(a->fts_name, b->fts_name)); 98 } 99 100 int 101 revacccmp(const FTSENT *a, const FTSENT *b) 102 { 103 return(acccmp(b, a)); 104 } 105 106 int 107 sizecmp(const FTSENT *a, const FTSENT *b) 108 { 109 if (b->fts_statp->st_size > 110 a->fts_statp->st_size) 111 return(1); 112 if (b->fts_statp->st_size < 113 a->fts_statp->st_size) 114 return(-1); 115 return(strcoll(a->fts_name, b->fts_name)); 116 } 117 118 int 119 revsizecmp(const FTSENT *a, const FTSENT *b) 120 { 121 return(sizecmp(b, a)); 122 } 123 124 int 125 statcmp(const FTSENT *a, const FTSENT *b) 126 { 127 if (b->fts_statp->st_ctimespec.tv_sec > 128 a->fts_statp->st_ctimespec.tv_sec) 129 return(1); 130 if (b->fts_statp->st_ctimespec.tv_sec < 131 a->fts_statp->st_ctimespec.tv_sec) 132 return(-1); 133 if (b->fts_statp->st_ctimespec.tv_nsec > 134 a->fts_statp->st_ctimespec.tv_nsec) 135 return(1); 136 if (b->fts_statp->st_ctimespec.tv_nsec < 137 a->fts_statp->st_ctimespec.tv_nsec) 138 return(-1); 139 return(strcoll(a->fts_name, b->fts_name)); 140 } 141 142 int 143 revstatcmp(const FTSENT *a, const FTSENT *b) 144 { 145 return(statcmp(b, a)); 146 } 147