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main.c (41399) main.c (61575)
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
38char 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
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
38char 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
44static char sccsid[] = "@(#)main.c 8.4 (Berkeley) 5/4/95";
45static char sccsid[] = "@(#)main.c 8.4 (Berkeley) 5/4/95";
46#else
47static const char rcsid[] =
48 "$FreeBSD: head/usr.bin/find/main.c 61575 2000-06-12 11:12:41Z roberto $";
49#endif
45#endif /* not lint */
46
47#include <sys/types.h>
48#include <sys/stat.h>
49
50#include <err.h>
51#include <errno.h>
52#include <fcntl.h>
53#include <fts.h>
54#include <locale.h>
55#include <stdio.h>
56#include <stdlib.h>
57#include <time.h>
58#include <unistd.h>
59
60#include "find.h"
61
62time_t now; /* time find was run */
63int dotfd; /* starting directory */
64int ftsoptions; /* options for the ftsopen(3) call */
65int isdeprecated; /* using deprecated syntax */
66int isdepth; /* do directories on post-order visit */
67int isoutput; /* user specified output operator */
68int issort; /* do hierarchies in lexicographical order */
69int isxargs; /* don't permit xargs delimiting chars */
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
67time_t now; /* time find was run */
68int dotfd; /* starting directory */
69int ftsoptions; /* options for the ftsopen(3) call */
70int isdeprecated; /* using deprecated syntax */
71int isdepth; /* do directories on post-order visit */
72int isoutput; /* user specified output operator */
73int issort; /* do hierarchies in lexicographical order */
74int isxargs; /* don't permit xargs delimiting chars */
75int mindepth = -1, maxdepth = -1; /* minimum and maximum depth */
70
71static void usage __P((void));
72
73int
74main(argc, argv)
75 int argc;
76 char *argv[];
77{
78 register char **p, **start;
79 int Hflag, Lflag, ch;
80
81 (void)setlocale(LC_ALL, "");
82
83 (void)time(&now); /* initialize the time-of-day */
84
85 p = start = argv;
86 Hflag = Lflag = 0;
87 ftsoptions = FTS_NOSTAT | FTS_PHYSICAL;
88 while ((ch = getopt(argc, argv, "HLPXdf:sx")) != -1)
89 switch (ch) {
90 case 'H':
91 Hflag = 1;
92 Lflag = 0;
93 break;
94 case 'L':
95 Lflag = 1;
96 Hflag = 0;
97 break;
98 case 'P':
99 Hflag = Lflag = 0;
100 break;
101 case 'X':
102 isxargs = 1;
103 break;
104 case 'd':
105 isdepth = 1;
106 break;
107 case 'f':
108 *p++ = optarg;
109 break;
110 case 's':
111 issort = 1;
112 break;
113 case 'x':
114 ftsoptions |= FTS_XDEV;
115 break;
116 case '?':
117 default:
118 break;
119 }
120
121 argc -= optind;
122 argv += optind;
123
124 if (Hflag)
125 ftsoptions |= FTS_COMFOLLOW;
126 if (Lflag) {
127 ftsoptions &= ~FTS_PHYSICAL;
128 ftsoptions |= FTS_LOGICAL;
129 }
130
131 /*
132 * Find first option to delimit the file list. The first argument
133 * that starts with a -, or is a ! or a ( must be interpreted as a
134 * part of the find expression, according to POSIX .2.
135 */
136 for (; *argv != NULL; *p++ = *argv++) {
137 if (argv[0][0] == '-')
138 break;
139 if ((argv[0][0] == '!' || argv[0][0] == '(') &&
140 argv[0][1] == '\0')
141 break;
142 }
143
144 if (p == start)
145 usage();
146 *p = NULL;
147
148 if ((dotfd = open(".", O_RDONLY, 0)) < 0)
149 err(1, ".");
150
151 exit(find_execute(find_formplan(argv), start));
152}
153
154static void
155usage()
156{
157 (void)fprintf(stderr,
158"usage: find [-H | -L | -P] [-Xdsx] [-f file] [file ...] [expression]\n");
159 exit(1);
160}
76
77static void usage __P((void));
78
79int
80main(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
160static void
161usage()
162{
163 (void)fprintf(stderr,
164"usage: find [-H | -L | -P] [-Xdsx] [-f file] [file ...] [expression]\n");
165 exit(1);
166}