defs.h revision 1.5 1 /*
2 * Copyright (c) 1983, 1993
3 * The Regents of the University of California. 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 * from: @(#)defs.h 8.1 (Berkeley) 6/9/93
34 * $Id: defs.h,v 1.5 1994/03/07 05:05:20 cgd Exp $
35 */
36
37 #include <sys/param.h>
38 #include <sys/dir.h>
39 #include <sys/stat.h>
40 #include <sys/time.h>
41 #include <sys/file.h>
42
43 #include <netinet/in.h>
44
45 #include <errno.h>
46 #include <pwd.h>
47 #include <grp.h>
48 #include <stdio.h>
49 #include <ctype.h>
50 #include <unistd.h>
51 #include <string.h>
52 #include <stdlib.h>
53 #include "pathnames.h"
54
55 /*
56 * The version number should be changed whenever the protocol changes.
57 */
58 #define VERSION 3
59
60 /* defines for yacc */
61 #define EQUAL 1
62 #define LP 2
63 #define RP 3
64 #define SM 4
65 #define ARROW 5
66 #define COLON 6
67 #define DCOLON 7
68 #define NAME 8
69 #define STRING 9
70 #define INSTALL 10
71 #define NOTIFY 11
72 #define EXCEPT 12
73 #define PATTERN 13
74 #define SPECIAL 14
75 #define OPTION 15
76
77 /* lexical definitions */
78 #define QUOTE 0200 /* used internally for quoted characters */
79 #define TRIM 0177 /* Mask to strip quote bit */
80
81 /* table sizes */
82 #define HASHSIZE 1021
83 #define INMAX 3500
84
85 /* option flags */
86 #define VERIFY 0x1
87 #define WHOLE 0x2
88 #define YOUNGER 0x4
89 #define COMPARE 0x8
90 #define REMOVE 0x10
91 #define FOLLOW 0x20
92 #define IGNLNKS 0x40
93
94 /* expand type definitions */
95 #define E_VARS 0x1
96 #define E_SHELL 0x2
97 #define E_TILDE 0x4
98 #define E_ALL 0x7
99
100 /* actions for lookup() */
101 #define LOOKUP 0
102 #define INSERT 1
103 #define REPLACE 2
104
105 #define ISDIR(m) (((m) & S_IFMT) == S_IFDIR)
106
107 #define ALLOC(x) (struct x *) malloc(sizeof(struct x))
108
109 struct namelist { /* for making lists of strings */
110 char *n_name;
111 struct namelist *n_next;
112 };
113
114 struct subcmd {
115 short sc_type; /* type - INSTALL,NOTIFY,EXCEPT,SPECIAL */
116 short sc_options;
117 char *sc_name;
118 struct namelist *sc_args;
119 struct subcmd *sc_next;
120 };
121
122 struct cmd {
123 int c_type; /* type - ARROW,DCOLON */
124 char *c_name; /* hostname or time stamp file name */
125 char *c_label; /* label for partial update */
126 struct namelist *c_files;
127 struct subcmd *c_cmds;
128 struct cmd *c_next;
129 };
130
131 struct linkbuf {
132 ino_t inum;
133 dev_t devnum;
134 int count;
135 char pathname[BUFSIZ];
136 char target[BUFSIZ];
137 struct linkbuf *nextp;
138 };
139
140 extern int debug; /* debugging flag */
141 extern int nflag; /* NOP flag, don't execute commands */
142 extern int qflag; /* Quiet. don't print messages */
143 extern int options; /* global options */
144
145 extern int nerrs; /* number of errors seen */
146 extern int rem; /* remote file descriptor */
147 extern int iamremote; /* acting as remote server */
148 extern char tempfile[]; /* file name for logging changes */
149 extern struct linkbuf *ihead; /* list of files with more than one link */
150 extern struct passwd *pw; /* pointer to static area used by getpwent */
151 extern struct group *gr; /* pointer to static area used by getgrent */
152 extern char host[]; /* host name of master copy */
153 extern char buf[]; /* general purpose buffer */
154
155 int any __P((int, char *));
156 char *colon __P((char *));
157 void cleanup __P((int));
158 void define __P((char *));
159 void docmds __P((char **, int, char **));
160 void error __P((const char *, ...));
161 int except __P((char *));
162 struct namelist *
163 expand __P((struct namelist *, int));
164 char *exptilde __P((char [], char *));
165 void fatal __P((const char *, ...));
166 int inlist __P((struct namelist *, char *));
167 void insert __P((char *,
168 struct namelist *, struct namelist *, struct subcmd *));
169 void install __P((char *, char *, int, int));
170 void log __P((FILE *, const char *, ...));
171 struct namelist *
172 lookup __P((char *, int, struct namelist *));
173 void lostconn __P((int));
174 struct namelist *
175 makenl __P((char *));
176 struct subcmd *
177 makesubcmd __P((int));
178 void prnames __P((struct namelist *));
179 void server __P((void));
180 void yyerror __P((char *));
181 int yyparse __P((void));
182