1 /*- 2 * Copyright (c) 1990, 1993, 1994 3 * The Regents of the University of California. All rights reserved. 4 * 5 * This code is derived from software contributed to Berkeley by 6 * Cimarron D. Taylor of the University of California, Berkeley. 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 char copyright[] = 39 "@(#) Copyright (c) 1990, 1993, 1994\n\ 40 The Regents of the University of California. All rights reserved.\n"; 41 #endif /* not lint */ 42 43 #ifndef lint 44 #if 0 45 static char sccsid[] = "@(#)main.c 8.4 (Berkeley) 5/4/95"; 46 #else 47 static const char rcsid[] = 48 "$FreeBSD$"; 49 #endif 50 #endif /* not lint */ 51 52 #include <sys/types.h> 53 #include <sys/stat.h> 54 55 #include <err.h> 56 #include <errno.h> 57 #include <fcntl.h> 58 #include <fts.h> 59 #include <locale.h> 60 #include <stdio.h> 61 #include <stdlib.h> 62 #include <time.h> 63 #include <unistd.h> 64 65 #include "find.h" 66 67 time_t now; /* time find was run */ 68 int dotfd; /* starting directory */ 69 int ftsoptions; /* options for the ftsopen(3) call */ 70 int isdeprecated; /* using deprecated syntax */ 71 int isdepth; /* do directories on post-order visit */ 72 int isoutput; /* user specified output operator */ 73 int issort; /* do hierarchies in lexicographical order */ 74 int isxargs; /* don't permit xargs delimiting chars */ 75 int mindepth = -1, maxdepth = -1; /* minimum and maximum depth */ 76 77 static void usage __P((void)); 78 79 int 80 main(argc, argv) 81 int argc; 82 char *argv[]; 83 { 84 register char **p, **start; 85 int Hflag, Lflag, ch; 86 87 (void)setlocale(LC_ALL, ""); 88 89 (void)time(&now); /* initialize the time-of-day */ 90 91 p = start = argv; 92 Hflag = Lflag = 0; 93 ftsoptions = FTS_NOSTAT | FTS_PHYSICAL; 94 while ((ch = getopt(argc, argv, "HLPXdf:sx")) != -1) 95 switch (ch) { 96 case 'H': 97 Hflag = 1; 98 Lflag = 0; 99 break; 100 case 'L': 101 Lflag = 1; 102 Hflag = 0; 103 break; 104 case 'P': 105 Hflag = Lflag = 0; 106 break; 107 case 'X': 108 isxargs = 1; 109 break; 110 case 'd': 111 isdepth = 1; 112 break; 113 case 'f': 114 *p++ = optarg; 115 break; 116 case 's': 117 issort = 1; 118 break; 119 case 'x': 120 ftsoptions |= FTS_XDEV; 121 break; 122 case '?': 123 default: 124 break; 125 } 126 127 argc -= optind; 128 argv += optind; 129 130 if (Hflag) 131 ftsoptions |= FTS_COMFOLLOW; 132 if (Lflag) { 133 ftsoptions &= ~FTS_PHYSICAL; 134 ftsoptions |= FTS_LOGICAL; 135 } 136 137 /* 138 * Find first option to delimit the file list. The first argument 139 * that starts with a -, or is a ! or a ( must be interpreted as a 140 * part of the find expression, according to POSIX .2. 141 */ 142 for (; *argv != NULL; *p++ = *argv++) { 143 if (argv[0][0] == '-') 144 break; 145 if ((argv[0][0] == '!' || argv[0][0] == '(') && 146 argv[0][1] == '\0') 147 break; 148 } 149 150 if (p == start) 151 usage(); 152 *p = NULL; 153 154 if ((dotfd = open(".", O_RDONLY, 0)) < 0) 155 err(1, "."); 156 157 exit(find_execute(find_formplan(argv), start)); 158 } 159 160 static void 161 usage() 162 { 163 (void)fprintf(stderr, 164 "usage: find [-H | -L | -P] [-Xdsx] [-f file] [file ...] [expression]\n"); 165 exit(1); 166 } 167