defs.h revision 1.9 1 /* $NetBSD: defs.h,v 1.9 1997/10/19 14:25:24 mycroft Exp $ */
2
3 /*
4 * Copyright (c) 1983, 1993
5 * The Regents of the University of California. All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 * 3. All advertising materials mentioning features or use of this software
16 * must display the following acknowledgement:
17 * This product includes software developed by the University of
18 * California, Berkeley and its contributors.
19 * 4. Neither the name of the University nor the names of its contributors
20 * may be used to endorse or promote products derived from this software
21 * without specific prior written permission.
22 *
23 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
24 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
25 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
26 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
27 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
28 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
29 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
30 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
31 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
32 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33 * SUCH DAMAGE.
34 *
35 * from: @(#)defs.h 8.1 (Berkeley) 6/9/93
36 */
37
38 #include <sys/param.h>
39 #include <sys/dir.h>
40 #include <sys/stat.h>
41 #include <sys/time.h>
42 #include <sys/file.h>
43
44 #include <netinet/in.h>
45
46 #include <stdio.h>
47 #include <ctype.h>
48 #include <unistd.h>
49 #include <string.h>
50 #include <stdlib.h>
51
52 #include "pathnames.h"
53
54 /*
55 * The version number should be changed whenever the protocol changes.
56 */
57 #define VERSION 3
58
59 /* defines for yacc */
60 #define EQUAL 1
61 #define LP 2
62 #define RP 3
63 #define SM 4
64 #define ARROW 5
65 #define COLON 6
66 #define DCOLON 7
67 #define NAME 8
68 #define STRING 9
69 #define INSTALL 10
70 #define NOTIFY 11
71 #define EXCEPT 12
72 #define PATTERN 13
73 #define SPECIAL 14
74 #define OPTION 15
75
76 /* lexical definitions */
77 #define QUOTE 0200 /* used internally for quoted characters */
78 #define TRIM 0177 /* Mask to strip quote bit */
79
80 /* table sizes */
81 #define HASHSIZE 1021
82 #define INMAX 3500
83
84 /* option flags */
85 #define VERIFY 0x1
86 #define WHOLE 0x2
87 #define YOUNGER 0x4
88 #define COMPARE 0x8
89 #define REMOVE 0x10
90 #define FOLLOW 0x20
91 #define IGNLNKS 0x40
92
93 /* expand type definitions */
94 #define E_VARS 0x1
95 #define E_SHELL 0x2
96 #define E_TILDE 0x4
97 #define E_ALL 0x7
98
99 /* actions for lookup() */
100 #define LOOKUP 0
101 #define INSERT 1
102 #define REPLACE 2
103
104 #define ISDIR(m) (((m) & S_IFMT) == S_IFDIR)
105
106 #define ALLOC(x) (struct x *) malloc(sizeof(struct x))
107
108 struct namelist { /* for making lists of strings */
109 char *n_name;
110 struct namelist *n_next;
111 };
112
113 struct subcmd {
114 short sc_type; /* type - INSTALL,NOTIFY,EXCEPT,SPECIAL */
115 short sc_options;
116 char *sc_name;
117 struct namelist *sc_args;
118 struct subcmd *sc_next;
119 };
120
121 struct cmd {
122 int c_type; /* type - ARROW,DCOLON */
123 char *c_name; /* hostname or time stamp file name */
124 char *c_label; /* label for partial update */
125 struct namelist *c_files;
126 struct subcmd *c_cmds;
127 struct cmd *c_next;
128 };
129
130 struct linkbuf {
131 ino_t inum;
132 dev_t devnum;
133 int count;
134 char pathname[BUFSIZ];
135 char target[BUFSIZ];
136 struct linkbuf *nextp;
137 };
138
139 extern int debug; /* debugging flag */
140 extern int nflag; /* NOP flag, don't execute commands */
141 extern int qflag; /* Quiet. don't print messages */
142 extern int options; /* global options */
143
144 extern int nerrs; /* number of errors seen */
145 extern int rem; /* remote file descriptor */
146 extern int iamremote; /* acting as remote server */
147 extern char tempfile[]; /* file name for logging changes */
148 extern struct linkbuf *ihead; /* list of files with more than one link */
149 extern char host[]; /* host name of master copy */
150 extern char buf[BUFSIZ]; /* general purpose buffer */
151
152 extern struct passwd *pw; /* pointer to static area used by getpwent */
153 extern struct group *gr; /* pointer to static area used by getgrent */
154 extern uid_t userid; /* user's user ID */
155 extern gid_t groupid; /* user's group ID */
156
157 int any __P((int, char *));
158 char *colon __P((char *));
159 void cleanup __P((int));
160 void define __P((char *));
161 void docmds __P((char **, int, char **));
162 void error __P((const char *, ...));
163 int except __P((char *));
164 struct namelist *
165 expand __P((struct namelist *, int));
166 char *exptilde __P((char [], char *));
167 void fatal __P((const char *, ...));
168 int inlist __P((struct namelist *, char *));
169 void insert __P((char *,
170 struct namelist *, struct namelist *, struct subcmd *));
171 void install __P((char *, char *, int, int));
172 void log __P((FILE *, const char *, ...));
173 struct namelist *
174 lookup __P((char *, int, struct namelist *));
175 void lostconn __P((int));
176 struct namelist *
177 makenl __P((char *));
178 struct subcmd *
179 makesubcmd __P((int));
180 void prnames __P((struct namelist *));
181 void server __P((void));
182 void yyerror __P((char *));
183 int yyparse __P((void));
184