1 /* $NetBSD: cmp.c,v 1.10 1996/07/08 10:32:01 mycroft Exp $ */ 2 3 /* 4 * Copyright (c) 1989, 1993 5 * The Regents of the University of California. All rights reserved. 6 * 7 * This code is derived from software contributed to Berkeley by 8 * Michael Fischbein. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 3. All advertising materials mentioning features or use of this software 19 * must display the following acknowledgement: 20 * This product includes software developed by the University of 21 * California, Berkeley and its contributors. 22 * 4. Neither the name of the University nor the names of its contributors 23 * may be used to endorse or promote products derived from this software 24 * without specific prior written permission. 25 * 26 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 27 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 28 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 29 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 30 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 31 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 32 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 33 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 34 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 35 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 36 * SUCH DAMAGE. 37 */ 38 39 #ifndef lint 40 #if 0 41 static char sccsid[] = "@(#)cmp.c 8.1 (Berkeley) 5/31/93"; 42 #else 43 static char rcsid[] = "$NetBSD: cmp.c,v 1.10 1996/07/08 10:32:01 mycroft Exp $"; 44 #endif 45 #endif /* not lint */ 46 47 #include <sys/types.h> 48 #include <sys/stat.h> 49 50 #include <fts.h> 51 #include <string.h> 52 53 #include "ls.h" 54 #include "extern.h" 55 56 int 57 namecmp(a, b) 58 const FTSENT *a, *b; 59 { 60 return (strcmp(a->fts_name, b->fts_name)); 61 } 62 63 int 64 revnamecmp(a, b) 65 const FTSENT *a, *b; 66 { 67 return (strcmp(b->fts_name, a->fts_name)); 68 } 69 70 int 71 modcmp(a, b) 72 const FTSENT *a, *b; 73 { 74 if (b->fts_statp->st_mtime > a->fts_statp->st_mtime) 75 return (1); 76 else if (b->fts_statp->st_mtime < a->fts_statp->st_mtime) 77 return (-1); 78 else if (b->fts_statp->st_mtimensec > a->fts_statp->st_mtimensec) 79 return (1); 80 else if (b->fts_statp->st_mtimensec < a->fts_statp->st_mtimensec) 81 return (-1); 82 else 83 return (namecmp(a, b)); 84 } 85 86 int 87 revmodcmp(a, b) 88 const FTSENT *a, *b; 89 { 90 if (b->fts_statp->st_mtime > a->fts_statp->st_mtime) 91 return (-1); 92 else if (b->fts_statp->st_mtime < a->fts_statp->st_mtime) 93 return (1); 94 else if (b->fts_statp->st_mtimensec > a->fts_statp->st_mtimensec) 95 return (-1); 96 else if (b->fts_statp->st_mtimensec < a->fts_statp->st_mtimensec) 97 return (1); 98 else 99 return (revnamecmp(a, b)); 100 } 101 102 int 103 acccmp(a, b) 104 const FTSENT *a, *b; 105 { 106 if (b->fts_statp->st_atime > a->fts_statp->st_atime) 107 return (1); 108 else if (b->fts_statp->st_atime < a->fts_statp->st_atime) 109 return (-1); 110 else if (b->fts_statp->st_atimensec > a->fts_statp->st_atimensec) 111 return (1); 112 else if (b->fts_statp->st_atimensec < a->fts_statp->st_atimensec) 113 return (-1); 114 else 115 return (namecmp(a, b)); 116 } 117 118 int 119 revacccmp(a, b) 120 const FTSENT *a, *b; 121 { 122 if (b->fts_statp->st_atime > a->fts_statp->st_atime) 123 return (-1); 124 else if (b->fts_statp->st_atime < a->fts_statp->st_atime) 125 return (1); 126 else if (b->fts_statp->st_atimensec > a->fts_statp->st_atimensec) 127 return (-1); 128 else if (b->fts_statp->st_atimensec < a->fts_statp->st_atimensec) 129 return (1); 130 else 131 return (revnamecmp(a, b)); 132 } 133 134 int 135 statcmp(a, b) 136 const FTSENT *a, *b; 137 { 138 if (b->fts_statp->st_ctime > a->fts_statp->st_ctime) 139 return (1); 140 else if (b->fts_statp->st_ctime < a->fts_statp->st_ctime) 141 return (-1); 142 else if (b->fts_statp->st_ctimensec > a->fts_statp->st_ctimensec) 143 return (1); 144 else if (b->fts_statp->st_ctimensec < a->fts_statp->st_ctimensec) 145 return (-1); 146 else 147 return (namecmp(a, b)); 148 } 149 150 int 151 revstatcmp(a, b) 152 const FTSENT *a, *b; 153 { 154 if (b->fts_statp->st_ctime > a->fts_statp->st_ctime) 155 return (-1); 156 else if (b->fts_statp->st_ctime < a->fts_statp->st_ctime) 157 return (1); 158 else if (b->fts_statp->st_ctimensec > a->fts_statp->st_ctimensec) 159 return (-1); 160 else if (b->fts_statp->st_ctimensec < a->fts_statp->st_ctimensec) 161 return (1); 162 else 163 return (revnamecmp(a, b)); 164 } 165 166 int 167 sizecmp(a, b) 168 const FTSENT *a, *b; 169 { 170 if (b->fts_statp->st_size > a->fts_statp->st_size) 171 return (1); 172 if (b->fts_statp->st_size < a->fts_statp->st_size) 173 return (-1); 174 else 175 return (namecmp(a, b)); 176 } 177 178 int 179 revsizecmp(a, b) 180 const FTSENT *a, *b; 181 { 182 if (b->fts_statp->st_size > a->fts_statp->st_size) 183 return (-1); 184 if (b->fts_statp->st_size < a->fts_statp->st_size) 185 return (1); 186 else 187 return (revnamecmp(a, b)); 188 } 189