1 /*- 2 * Copyright (c) 1990 The Regents of the University of California. 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 3. All advertising materials mentioning features or use of this software 14 * must display the following acknowledgement: 15 * This product includes software developed by the University of 16 * California, Berkeley and its contributors. 17 * 4. Neither the name of the University nor the names of its contributors 18 * may be used to endorse or promote products derived from this software 19 * without specific prior written permission. 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 24 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 31 * SUCH DAMAGE. 32 */ 33 34 #ifndef lint 35 static char sccsid[] = "@(#)main.c 5.9 (Berkeley) 5/24/91"; 36 #endif /* not lint */ 37 38 #include <sys/types.h> 39 #include <sys/stat.h> 40 #include <fcntl.h> 41 #include <time.h> 42 #include <fts.h> 43 #include <errno.h> 44 #include <stdio.h> 45 #include <stdlib.h> 46 #include "find.h" 47 48 time_t now; /* time find was run */ 49 int dotfd; /* starting directory */ 50 int ftsoptions; /* options for the ftsopen(3) call */ 51 int isdeprecated; /* using deprecated syntax */ 52 int isdepth; /* do directories on post-order visit */ 53 int isoutput; /* user specified output operator */ 54 int isxargs; /* don't permit xargs delimiting chars */ 55 56 static void usage(); 57 58 main(argc, argv) 59 int argc; 60 char **argv; 61 { 62 register char **p, **start; 63 PLAN *find_formplan(); 64 int ch; 65 66 (void)time(&now); /* initialize the time-of-day */ 67 68 p = start = argv; 69 ftsoptions = FTS_NOSTAT|FTS_PHYSICAL; 70 while ((ch = getopt(argc, argv, "df:sXx")) != EOF) 71 switch(ch) { 72 case 'd': 73 isdepth = 1; 74 break; 75 case 'f': 76 *p++ = optarg; 77 break; 78 case 's': 79 ftsoptions &= ~FTS_PHYSICAL; 80 ftsoptions |= FTS_LOGICAL; 81 break; 82 case 'X': 83 isxargs = 1; 84 break; 85 case 'x': 86 ftsoptions &= ~FTS_NOSTAT; 87 ftsoptions |= FTS_XDEV; 88 break; 89 case '?': 90 default: 91 break; 92 } 93 94 argc -= optind; 95 argv += optind; 96 97 /* Find first option to delimit the file list. */ 98 while (*argv) { 99 if (option(*argv)) 100 break; 101 *p++ = *argv++; 102 } 103 104 if (p == start) 105 usage(); 106 *p = NULL; 107 108 if ((dotfd = open(".", O_RDONLY, 0)) < 0) 109 err(".: %s", strerror(errno)); 110 111 find_execute(find_formplan(argv), start); 112 } 113 114 static void 115 usage() 116 { 117 (void)fprintf(stderr, 118 "usage: find [-dsXx] [-f file] [file ...] expression\n"); 119 exit(1); 120 } 121