]> CyberLeo.Net >> Repos - FreeBSD/FreeBSD.git/blob - usr.bin/find/option.c
Upgrade our copies of clang, llvm, lld, lldb, compiler-rt and libc++ to
[FreeBSD/FreeBSD.git] / usr.bin / find / option.c
1 /*-
2  * SPDX-License-Identifier: BSD-3-Clause
3  *
4  * Copyright (c) 1990, 1993, 1994
5  *      The Regents of the University of California.  All rights reserved.
6  *
7  * This code is derived from software contributed to Berkeley by
8  * Cimarron D. Taylor of the University of California, Berkeley.
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. Neither the name of the University nor the names of its contributors
19  *    may be used to endorse or promote products derived from this software
20  *    without specific prior written permission.
21  *
22  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
23  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
24  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
25  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
26  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
27  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
28  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
29  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
30  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
31  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
32  * SUCH DAMAGE.
33  */
34
35 #ifndef lint
36 /*
37 static char sccsid[] = "@(#)option.c    8.2 (Berkeley) 4/16/94";
38 */
39 #endif /* not lint */
40
41 #include <sys/cdefs.h>
42 __FBSDID("$FreeBSD$");
43
44 #include <sys/types.h>
45 #include <sys/stat.h>
46
47 #include <err.h>
48 #include <fts.h>
49 #include <regex.h>
50 #include <stdio.h>
51 #include <stdlib.h>
52 #include <string.h>
53
54 #include "find.h"
55
56 static int typecompare(const void *, const void *);
57
58 /* NB: the following table must be sorted lexically. */
59 /* Options listed with C++ comments are in gnu find, but not our find */
60 static OPTION const options[] = {
61         { "!",          c_simple,       f_not,          0 },
62         { "(",          c_simple,       f_openparen,    0 },
63         { ")",          c_simple,       f_closeparen,   0 },
64         { "-Bmin",      c_Xmin,         f_Xmin,         F_TIME_B },
65         { "-Bnewer",    c_newer,        f_newer,        F_TIME_B },
66         { "-Btime",     c_Xtime,        f_Xtime,        F_TIME_B },
67         { "-a",         c_and,          NULL,           0 },
68         { "-acl",       c_acl,          f_acl,          0 },
69         { "-amin",      c_Xmin,         f_Xmin,         F_TIME_A },
70         { "-and",       c_and,          NULL,           0 },
71         { "-anewer",    c_newer,        f_newer,        F_TIME_A },
72         { "-atime",     c_Xtime,        f_Xtime,        F_TIME_A },
73         { "-cmin",      c_Xmin,         f_Xmin,         F_TIME_C },
74         { "-cnewer",    c_newer,        f_newer,        F_TIME_C },
75         { "-ctime",     c_Xtime,        f_Xtime,        F_TIME_C },
76         { "-d",         c_depth,        f_depth,        0 },
77 // -daystart
78         { "-delete",    c_delete,       f_delete,       0 },
79         { "-depth",     c_depth,        f_depth,        0 },
80         { "-empty",     c_empty,        f_empty,        0 },
81         { "-exec",      c_exec,         f_exec,         0 },
82         { "-execdir",   c_exec,         f_exec,         F_EXECDIR },
83         { "-false",     c_simple,       f_false,        0 },
84         { "-flags",     c_flags,        f_flags,        0 },
85 // -fls
86         { "-follow",    c_follow,       f_always_true,  0 },
87 // -fprint
88 // -fprint0
89 // -fprintf
90         { "-fstype",    c_fstype,       f_fstype,       0 },
91         { "-gid",       c_group,        f_group,        0 },
92         { "-group",     c_group,        f_group,        0 },
93         { "-ignore_readdir_race",c_ignore_readdir_race, f_always_true,0 },
94         { "-ilname",    c_name,         f_name,         F_LINK | F_IGNCASE },
95         { "-iname",     c_name,         f_name,         F_IGNCASE },
96         { "-inum",      c_inum,         f_inum,         0 },
97         { "-ipath",     c_name,         f_path,         F_IGNCASE },
98         { "-iregex",    c_regex,        f_regex,        F_IGNCASE },
99         { "-iwholename",c_name,         f_path,         F_IGNCASE },
100         { "-links",     c_links,        f_links,        0 },
101         { "-lname",     c_name,         f_name,         F_LINK },
102         { "-ls",        c_ls,           f_ls,           0 },
103         { "-maxdepth",  c_mXXdepth,     f_always_true,  F_MAXDEPTH },
104         { "-mindepth",  c_mXXdepth,     f_always_true,  0 },
105         { "-mmin",      c_Xmin,         f_Xmin,         0 },
106         { "-mnewer",    c_newer,        f_newer,        0 },
107         { "-mount",     c_xdev,         f_always_true,  0 },
108         { "-mtime",     c_Xtime,        f_Xtime,        0 },
109         { "-name",      c_name,         f_name,         0 },
110         { "-newer",     c_newer,        f_newer,        0 },
111         { "-newerBB",   c_newer,        f_newer,        F_TIME_B | F_TIME2_B },
112         { "-newerBa",   c_newer,        f_newer,        F_TIME_B | F_TIME2_A },
113         { "-newerBc",   c_newer,        f_newer,        F_TIME_B | F_TIME2_C },
114         { "-newerBm",   c_newer,        f_newer,        F_TIME_B },
115         { "-newerBt",   c_newer,        f_newer,        F_TIME_B | F_TIME2_T },
116         { "-neweraB",   c_newer,        f_newer,        F_TIME_A | F_TIME2_B },
117         { "-neweraa",   c_newer,        f_newer,        F_TIME_A | F_TIME2_A },
118         { "-newerac",   c_newer,        f_newer,        F_TIME_A | F_TIME2_C },
119         { "-neweram",   c_newer,        f_newer,        F_TIME_A },
120         { "-newerat",   c_newer,        f_newer,        F_TIME_A | F_TIME2_T },
121         { "-newercB",   c_newer,        f_newer,        F_TIME_C | F_TIME2_B },
122         { "-newerca",   c_newer,        f_newer,        F_TIME_C | F_TIME2_A },
123         { "-newercc",   c_newer,        f_newer,        F_TIME_C | F_TIME2_C },
124         { "-newercm",   c_newer,        f_newer,        F_TIME_C },
125         { "-newerct",   c_newer,        f_newer,        F_TIME_C | F_TIME2_T },
126         { "-newermB",   c_newer,        f_newer,        F_TIME2_B },
127         { "-newerma",   c_newer,        f_newer,        F_TIME2_A },
128         { "-newermc",   c_newer,        f_newer,        F_TIME2_C },
129         { "-newermm",   c_newer,        f_newer,        0 },
130         { "-newermt",   c_newer,        f_newer,        F_TIME2_T },
131         { "-nogroup",   c_nogroup,      f_nogroup,      0 },
132         { "-noignore_readdir_race",c_ignore_readdir_race, f_always_true,0 },
133         { "-noleaf",    c_simple,       f_always_true,  0 },
134         { "-not",       c_simple,       f_not,          0 },
135         { "-nouser",    c_nouser,       f_nouser,       0 },
136         { "-o",         c_simple,       f_or,           0 },
137         { "-ok",        c_exec,         f_exec,         F_NEEDOK },
138         { "-okdir",     c_exec,         f_exec,         F_NEEDOK | F_EXECDIR },
139         { "-or",        c_simple,       f_or,           0 },
140         { "-path",      c_name,         f_path,         0 },
141         { "-perm",      c_perm,         f_perm,         0 },
142         { "-print",     c_print,        f_print,        0 },
143         { "-print0",    c_print,        f_print0,       0 },
144 // -printf
145         { "-prune",     c_simple,       f_prune,        0 },
146         { "-quit",      c_simple,       f_quit,         0 },
147         { "-regex",     c_regex,        f_regex,        0 },
148         { "-samefile",  c_samefile,     f_inum,         0 },
149         { "-size",      c_size,         f_size,         0 },
150         { "-sparse",    c_sparse,       f_sparse,       0 },
151         { "-true",      c_simple,       f_always_true,  0 },
152         { "-type",      c_type,         f_type,         0 },
153         { "-uid",       c_user,         f_user,         0 },
154         { "-user",      c_user,         f_user,         0 },
155         { "-wholename", c_name,         f_path,         0 },
156         { "-xdev",      c_xdev,         f_always_true,  0 },
157 // -xtype
158 };
159
160 /*
161  * find_create --
162  *      create a node corresponding to a command line argument.
163  *
164  * TODO:
165  *      add create/process function pointers to node, so we can skip
166  *      this switch stuff.
167  */
168 PLAN *
169 find_create(char ***argvp)
170 {
171         OPTION *p;
172         PLAN *new;
173         char **argv;
174
175         argv = *argvp;
176
177         if ((p = lookup_option(*argv)) == NULL)
178                 errx(1, "%s: unknown primary or operator", *argv);
179         ++argv;
180
181         new = (p->create)(p, &argv);
182         *argvp = argv;
183         return (new);
184 }
185
186 OPTION *
187 lookup_option(const char *name)
188 {
189         OPTION tmp;
190
191         tmp.name = name;
192         return ((OPTION *)bsearch(&tmp, options,
193             sizeof(options)/sizeof(OPTION), sizeof(OPTION), typecompare));
194 }
195
196 static int
197 typecompare(const void *a, const void *b)
198 {
199         return (strcmp(((const OPTION *)a)->name, ((const OPTION *)b)->name));
200 }