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. All advertising materials mentioning features or use of this software 17 * must display the following acknowledgement: 18 * This product includes software developed by the University of 19 * California, Berkeley and its contributors. 20 * 4. Neither the name of the University nor the names of its contributors 21 * may be used to endorse or promote products derived from this software 22 * without specific prior written permission. 23 * 24 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 25 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 26 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 27 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 28 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 29 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 30 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 31 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 32 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 33 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 34 * SUCH DAMAGE. 35 */ 36 37 #ifndef lint 38 /*static char sccsid[] = "from: @(#)cmp.c 8.1 (Berkeley) 5/31/93";*/ 39 static char *rcsid = "$Id: cmp.c,v 1.7 1994/09/23 06:14:43 mycroft Exp $"; 40 #endif /* not lint */ 41 42 #include <sys/types.h> 43 #include <sys/stat.h> 44 45 #include <fts.h> 46 #include <string.h> 47 48 #include "ls.h" 49 #include "extern.h" 50 51 int 52 namecmp(a, b) 53 const FTSENT *a, *b; 54 { 55 return (strcmp(a->fts_name, b->fts_name)); 56 } 57 58 int 59 revnamecmp(a, b) 60 const FTSENT *a, *b; 61 { 62 return (strcmp(b->fts_name, a->fts_name)); 63 } 64 65 int 66 modcmp(a, b) 67 const FTSENT *a, *b; 68 { 69 return (b->fts_statp->st_mtime - a->fts_statp->st_mtime); 70 } 71 72 int 73 revmodcmp(a, b) 74 const FTSENT *a, *b; 75 { 76 return (a->fts_statp->st_mtime - b->fts_statp->st_mtime); 77 } 78 79 int 80 acccmp(a, b) 81 const FTSENT *a, *b; 82 { 83 return (b->fts_statp->st_atime - a->fts_statp->st_atime); 84 } 85 86 int 87 revacccmp(a, b) 88 const FTSENT *a, *b; 89 { 90 return (a->fts_statp->st_atime - b->fts_statp->st_atime); 91 } 92 93 int 94 statcmp(a, b) 95 const FTSENT *a, *b; 96 { 97 return (b->fts_statp->st_ctime - a->fts_statp->st_ctime); 98 } 99 100 int 101 revstatcmp(a, b) 102 const FTSENT *a, *b; 103 { 104 return (a->fts_statp->st_ctime - b->fts_statp->st_ctime); 105 } 106 107 int 108 sizecmp(a, b) 109 const FTSENT *a, *b; 110 { 111 if (b->fts_statp->st_size > a->fts_statp->st_size) 112 return 1; 113 if (b->fts_statp->st_size < a->fts_statp->st_size) 114 return -1; 115 return 0; 116 } 117 118 int 119 revsizecmp(a, b) 120 const FTSENT *a, *b; 121 { 122 if (a->fts_statp->st_size > b->fts_statp->st_size) 123 return 1; 124 if (a->fts_statp->st_size < b->fts_statp->st_size) 125 return -1; 126 return 0; 127 } 128