1 /*
2 * CDDL HEADER START
3 *
4 * The contents of this file are subject to the terms of the
5 * Common Development and Distribution License, Version 1.0 only
6 * (the "License"). You may not use this file except in compliance
7 * with the License.
8 *
9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10 * or http://www.opensolaris.org/os/licensing.
11 * See the License for the specific language governing permissions
12 * and limitations under the License.
13 *
14 * When distributing Covered Code, include this CDDL HEADER in each
15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16 * If applicable, add the following below this CDDL HEADER, with the
17 * fields enclosed by brackets "[]" replaced with your own identifying
18 * information: Portions Copyright [yyyy] [name of copyright owner]
19 *
20 * CDDL HEADER END
21 */
22 /*
23 * Copyright 2005 Sun Microsystems, Inc. All rights reserved.
24 * Use is subject to license terms.
25 */
26
27 /* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */
28 /* All Rights Reserved */
29
30
31 #pragma ident "%Z%%M% %I% %E% SMI"
32
33 /*
34 *
35 * Things used to handle special requests (eg. manual feed) globally or on a per
36 * page basis. Requests are passed through to the translator using the -R option.
37 * The argument to -R can be "request", "request:page", or "request:page:file".
38 * If page is omitted (as in the first form) or set to 0 request will be applied
39 * to the global environment. In all other cases it applies only to the selected
40 * page. If a file is given, page must be supplied, and the lookup is in that file
41 * rather than *requestfile.
42 *
43 */
44
45
46 #include <stdio.h>
47
48 #include "gen.h" /* general purpose definitions */
49 #include "request.h" /* a few special definitions */
50 #include "path.h" /* for the default request file */
51
52
53 Request request[MAXREQUEST]; /* next page or global request */
54 int nextreq = 0; /* goes in request[nextreq] */
55 char *requestfile = REQUESTFILE; /* default lookup file */
56
57 void dumprequest(char *, char *, FILE *);
58
59 /*****************************************************************************/
60
61
62 void
saverequest(char * want)63 saverequest(char *want)
64 /* grab code for this stuff */
65 {
66 char *page; /* and save it for this page */
67 char *strtok();
68
69 /*
70 *
71 * Save the request until we get to appropriate page - don't even bother with
72 * the lookup right now. Format of *want string is "request", "request:page", or
73 * "request:page:file", and we assume we can change the string here as needed.
74 * If page is omitted or given as 0 the request will be done globally. If *want
75 * includes a file, request and page must also be given, and in that case *file
76 * will be used for the lookup.
77 *
78 */
79
80
81 if ( nextreq < MAXREQUEST ) {
82 request[nextreq].want = strtok(want, ": ");
83 if ( (page = strtok(NULL, ": ")) == NULL )
84 request[nextreq].page = 0;
85 else request[nextreq].page = atoi(page);
86 if ( (request[nextreq].file = strtok(NULL, ": ")) == NULL )
87 request[nextreq].file = requestfile;
88 nextreq++;
89 } else error(NON_FATAL, "too many requests - ignoring %s", want);
90
91 } /* End of saverequest */
92
93
94 /*****************************************************************************/
95
96
97 void
writerequest(int page,FILE * fp_out)98 writerequest(int page, FILE *fp_out)
99 /* page - write everything for this page */
100 /* fp_out - to this file */
101 {
102 int i; /* loop index */
103
104 /*
105 *
106 * Writes out all the requests that have been saved for page. Page 0 refers to
107 * the global environment and is done during initial setup.
108 *
109 */
110
111
112 for ( i = 0; i < nextreq; i++ )
113 if ( request[i].page == page )
114 dumprequest(request[i].want, request[i].file, fp_out);
115
116 } /* End of writerequest */
117
118
119 /*****************************************************************************/
120
121
122 void
dumprequest(char * want,char * file,FILE * fp_out)123 dumprequest(char *want, char *file, FILE *fp_out)
124 /* want - look for this string */
125 /* file - in this file */
126 /* fp_out - and write the value out here */
127 {
128 char buf[100]; /* line buffer for reading *file */
129 FILE *fp_in;
130
131 /*
132 *
133 * Looks for *want in the request file and if it's found the associated value
134 * is copied to the output file. Keywords (ie. the *want strings) begin an @ in
135 * the first column of file, while the values (ie. the stuff that's copied to
136 * the output file) starts on the next line and extends to the next keyword or
137 * to the end of file.
138 *
139 */
140
141
142 if ( (fp_in = fopen(file, "r")) != NULL ) {
143 while ( fgets(buf, sizeof(buf), fp_in) != NULL )
144 if ( buf[0] == '@' && strncmp(want, &buf[1], strlen(want)) == 0 )
145 while ( fgets(buf, sizeof(buf), fp_in) != NULL )
146 if ( buf[0] == '#' || buf[0] == '%' )
147 continue;
148 else if ( buf[0] != '@' )
149 fprintf(fp_out, "%s", buf);
150 else break;
151 fclose(fp_in);
152 } /* End if */
153
154 } /* End of dumprequest */
155
156
157 /*****************************************************************************/
158
159