2 * Copyright (c) 1995 Peter Wemm
3 * Copyright (c) 1980, 1993
4 * The Regents of the University of California. All rights reserved.
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
14 * 3. All advertising materials mentioning features or use of this software
15 * must display the following acknowledgement:
16 * This product includes software developed by the University of
17 * California, Berkeley and its contributors.
18 * 4. 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.
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
37 static char sccsid[] = "@(#)mkheaders.c 8.1 (Berkeley) 6/6/93";
39 static const char rcsid[] =
40 "$FreeBSD: src/usr.sbin/config/mkoptions.c,v 1.17.2.3 2001/12/13 19:18:01 dillon Exp $";
44 * Make all the .h files for the optional entries
51 #include <sys/param.h>
60 { 8, 2, 512 }, /* MACHINE_I386 */
61 { 8, 2, 512 }, /* MACHINE_PC98 */
62 { 8, 2, 512 }, /* MACHINE_ALPHA */
64 #define NUSERS (sizeof (users) / sizeof (users[0]))
66 static char *lower __P((char *));
67 static void read_options __P((void));
68 static void do_option __P((char *));
69 static char *tooption __P((char *));
80 /* Fake the cpu types as options. */
81 for (cp = cputype; cp != NULL; cp = cp->cpu_next) {
82 op = (struct opt *)malloc(sizeof(*op));
83 memset(op, 0, sizeof(*op));
84 op->op_name = ns(cp->cpu_name);
89 /* Initialize `maxusers'. */
90 if ((unsigned)machine > NUSERS) {
91 printf("maxusers config info isn't present, using i386\n");
92 up = &users[MACHINE_I386 - 1];
94 up = &users[machine - 1];
96 /* printf("maxusers not specified; will auto-size\n"); */
98 } else if (maxusers < up->u_min) {
99 printf("minimum of %d maxusers assumed\n", up->u_min);
100 maxusers = up->u_min;
101 } else if (maxusers > up->u_max)
102 printf("warning: maxusers > %d (%d)\n", up->u_max, maxusers);
104 /* Fake MAXUSERS as an option. */
105 op = (struct opt *)malloc(sizeof(*op));
106 memset(op, 0, sizeof(*op));
107 op->op_name = "MAXUSERS";
108 snprintf(buf, sizeof(buf), "%d", maxusers);
109 op->op_value = ns(buf);
114 for (ol = otab; ol != 0; ol = ol->o_next)
115 do_option(ol->o_name);
116 for (op = opt; op; op = op->op_next) {
117 if (!op->op_ownfile) {
118 printf("%s:%d: unknown option \"%s\"\n",
119 PREFIX, op->op_line, op->op_name);
126 * Generate an <options>.h file
133 char *basefile, *file, *inw;
135 struct opt *op, *op_head, *topp;
142 file = tooption(name);
145 * Check to see if the option was specified..
148 for (op = opt; op; op = op->op_next) {
149 if (eq(name, op->op_name)) {
151 value = op->op_value;
154 if (oldvalue != NULL && !eq(value, oldvalue))
156 "%s:%d: option \"%s\" redefined from %s to %s\n",
157 PREFIX, op->op_line, op->op_name, oldvalue,
163 inf = fopen(file, "r");
165 outf = fopen(file, "w");
169 /* was the option in the config file? */
171 fprintf(outf, "#define %s %s\n", name, value);
172 } /* else empty file */
178 for (ol = otab; ol != 0; ol = ol->o_next)
179 if (eq(name, ol->o_name)) {
180 basefile = ol->o_file;
191 /* get the #define */
192 if ((inw = get_word(inf)) == 0 || inw == (char *)EOF)
194 /* get the option name */
195 if ((inw = get_word(inf)) == 0 || inw == (char *)EOF)
198 /* get the option value */
199 if ((cp = get_word(inf)) == 0 || cp == (char *)EOF)
202 invalue = ns(cp); /* malloced */
208 for (ol = otab; ol != 0; ol = ol->o_next)
209 if (eq(inw, ol->o_name))
211 if (!eq(inw, name) && !ol) {
212 printf("WARNING: unknown option `%s' removed from %s\n",
215 } else if (ol != NULL && !eq(basefile, ol->o_file)) {
216 printf("WARNING: option `%s' moved from %s to %s\n",
217 inw, basefile, ol->o_file);
220 op = (struct opt *) malloc(sizeof *op);
221 bzero(op, sizeof(*op));
223 op->op_value = invalue;
224 op->op_next = op_head;
230 if (cp == (char *)EOF)
234 if (!tidy && ((value == NULL && oldvalue == NULL) ||
235 (value && oldvalue && eq(value, oldvalue)))) {
236 for (op = op_head; op != NULL; op = topp) {
245 if (value && !seen) {
246 /* New option appears */
247 op = (struct opt *) malloc(sizeof *op);
248 bzero(op, sizeof(*op));
249 op->op_name = ns(name);
250 op->op_value = value ? ns(value) : NULL;
251 op->op_next = op_head;
255 outf = fopen(file, "w");
258 for (op = op_head; op != NULL; op = topp) {
259 /* was the option in the config file? */
261 fprintf(outf, "#define %s %s\n",
262 op->op_name, op->op_value);
273 * Find the filename to store the option spec into.
279 static char hbuf[MAXPATHLEN];
280 char nbuf[MAXPATHLEN];
283 /* "cannot happen"? the otab list should be complete.. */
284 (void) strlcpy(nbuf, "options.h", sizeof(nbuf));
286 for (po = otab ; po != 0; po = po->o_next) {
287 if (eq(po->o_name, name)) {
288 strlcpy(nbuf, po->o_file, sizeof(nbuf));
293 (void) strlcpy(hbuf, path(nbuf), sizeof(hbuf));
298 * read the options and options.<machine> files
304 char fname[MAXPATHLEN];
305 char *wd, *this, *val;
308 char genopt[MAXPATHLEN];
312 printf("no ident line specified\n");
315 (void) snprintf(fname, sizeof(fname), "../../conf/options");
317 fp = fopen(fname, "r");
323 if (wd == (char *)EOF) {
327 (void) snprintf(fname, sizeof fname, "../../conf/options.%s", machinename);
328 fp = fopen(fname, "r");
331 (void) snprintf(fname, sizeof fname, "options.%s", machinename);
336 (void) snprintf(fname, sizeof fname, "options.%s", raisestr(ident));
337 fp = fopen(fname, "r");
347 while (((wd = get_word(fp)) != (char *)EOF) && wd)
353 if (val == (char *)EOF)
357 (void) snprintf(genopt, sizeof(genopt), "opt_%s.h", lower(s));
363 for (po = otab ; po != 0; po = po->o_next) {
364 if (eq(po->o_name, this)) {
365 printf("%s: Duplicate option %s.\n",
371 po = (struct opt_list *) malloc(sizeof *po);
372 bzero(po, sizeof(*po));
385 register char *cp = str;
389 *str = tolower(*str);