xref: /netbsd/usr.bin/find/find.h (revision 35f77d4f)
1 /*	$NetBSD: find.h,v 1.28 2022/01/22 14:08:19 christos Exp $	*/
2 
3 /*-
4  * Copyright (c) 1990, 1993
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  *	from: @(#)find.h	8.1 (Berkeley) 6/6/93
35  */
36 
37 #include <regex.h>
38 #include <time.h>
39 
40 /* node type */
41 enum ntype {
42 	N_AND = 1, 				/* must start > 0 */
43 	N_AMIN, N_ANEWER, N_ASINCE, N_ATIME, N_CLOSEPAREN, N_CMIN, N_CNEWER,
44 	N_CSINCE, N_CTIME, N_DEPTH, N_EMPTY, N_EXEC, N_EXECDIR, N_EXIT,
45 	N_EXPR, N_FALSE, N_FLAGS, N_FOLLOW, N_FPRINT, N_FSTYPE, N_GROUP,
46 	N_INAME, N_INUM, N_IREGEX, N_LINKS, N_LS, N_MINDEPTH, N_MAXDEPTH,
47 	N_MMIN, N_MTIME, N_NAME, N_NEWER, N_NOGROUP, N_NOT, N_NOUSER, N_OK,
48 	N_OPENPAREN, N_OR, N_PATH, N_PERM, N_PRINT, N_PRINT0, N_PRINTX,
49 	N_PRUNE, N_REGEX, N_SINCE, N_SIZE, N_TYPE, N_USER, N_XDEV, N_DELETE
50 };
51 
52 /* node definition */
53 typedef struct _plandata {
54 	struct _plandata *next;			/* next node */
55 	int (*eval)(struct _plandata *, FTSENT *);
56 						/* node evaluation function */
57 #define	F_EQUAL		1			/* [acm]time inum links size */
58 #define	F_LESSTHAN	2
59 #define	F_GREATER	3
60 #define	F_NEEDOK	1			/* exec ok */
61 #define	F_PLUSSET	2			/* -exec ... {} + */
62 #define	F_MTFLAG	1			/* fstype */
63 #define	F_MTTYPE	2
64 #define	F_ATLEAST	1			/* perm */
65 	int flags;				/* private flags */
66 	enum ntype type;			/* plan node type */
67 	union {
68 		uint32_t _f_data;		/* flags */
69 		gid_t _g_data;			/* gid */
70 		ino_t _i_data;			/* inode */
71 		mode_t _m_data;			/* mode mask */
72 		nlink_t _l_data;		/* link count */
73 		off_t _o_data;			/* file size */
74 		time_t _t_data;			/* time value */
75 		struct timespec _ts_data;	/* time value */
76 		uid_t _u_data;			/* uid */
77 		short _mt_data;			/* mount flags */
78 		struct _plandata *_p_data[2];	/* PLAN trees */
79 		struct _ex {
80 			char **_e_argv;		/* argv array */
81 			char **_e_orig;		/* original strings */
82 			size_t *_e_len;		/* allocated length */
83 			char **_ep_bxp;		/* ptr to 1st addt'l arg */
84 			char *_ep_p;		/* current buffer pointer */
85 			char *_ep_bbp;		/* begin buffer pointer */
86 			char *_ep_ebp;		/* end buffer pointer */
87 			int _ep_maxargs;	/* max #args */
88 			int _ep_narg;		/* # addt'l args */
89 			int _ep_rval;		/* return value */
90 		} ex;
91 		char *_a_data[2];		/* array of char pointers */
92 		char *_c_data;			/* char pointer */
93 		int _exit_val;			/* exit value */
94 		int _max_data;			/* tree depth */
95 		int _min_data;			/* tree depth */
96 		regex_t _regexp_data;		/* compiled regexp */
97 		FILE *_fprint_file;		/* file stream for -fprint */
98 	} p_un;
99 } PLAN;
100 #define	a_data		p_un._a_data
101 #define	c_data		p_un._c_data
102 #define	i_data		p_un._i_data
103 #define	f_data		p_un._f_data
104 #define	g_data		p_un._g_data
105 #define	l_data		p_un._l_data
106 #define	m_data		p_un._m_data
107 #define	mt_data		p_un._mt_data
108 #define	o_data		p_un._o_data
109 #define	p_data		p_un._p_data
110 #define	t_data		p_un._t_data
111 #define	ts_data		p_un._ts_data
112 #define	u_data		p_un._u_data
113 #define	e_argv		p_un.ex._e_argv
114 #define	e_orig		p_un.ex._e_orig
115 #define	e_len		p_un.ex._e_len
116 #define	ep_p		p_un.ex._ep_p
117 #define	ep_bbp		p_un.ex._ep_bbp
118 #define	ep_ebp		p_un.ex._ep_ebp
119 #define	ep_bxp		p_un.ex._ep_bxp
120 #define	ep_cnt		p_un.ex._ep_cnt
121 #define	ep_maxargs	p_un.ex._ep_maxargs
122 #define	ep_nline	p_un.ex._ep_nline
123 #define	ep_narg		p_un.ex._ep_narg
124 #define	ep_rval		p_un.ex._ep_rval
125 #define	exit_val	p_un._exit_val
126 #define	max_data	p_un._max_data
127 #define	min_data	p_un._min_data
128 #define	regexp_data	p_un._regexp_data
129 #define	fprint_file	p_un._fprint_file
130 
131 typedef struct _option {
132 	const char *name;			/* option name */
133 	enum ntype token;			/* token type */
134 	PLAN *(*create)(char ***, int, char *);	/* create function */
135 	int arg;				/* function needs arg */
136 } OPTION;
137 
138 #include "extern.h"
139