xref: /dragonfly/usr.sbin/config/mkmakefile.c (revision 2d8a3be7)
1 /*
2  * Copyright (c) 1993, 19801990
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  * @(#)mkmakefile.c	8.1 (Berkeley) 6/6/93
34  * $FreeBSD: src/usr.sbin/config/mkmakefile.c,v 1.51.2.3 2001/01/23 00:09:32 peter Exp $
35  * $DragonFly: src/usr.sbin/config/mkmakefile.c,v 1.3 2003/11/03 19:31:36 eirikn Exp $
36  */
37 
38 /*
39  * Build the makefile for the system, from
40  * the information in the files files and the
41  * additional files for the machine being compiled to.
42  */
43 
44 #include <ctype.h>
45 #include <err.h>
46 #include <stdio.h>
47 #include <string.h>
48 #include <sys/param.h>
49 #include "y.tab.h"
50 #include "config.h"
51 #include "configvers.h"
52 
53 #define next_word(fp, wd) \
54 	{ register char *word = get_word(fp); \
55 	  if (word == (char *)EOF) \
56 		return; \
57 	  else \
58 		wd = word; \
59 	}
60 #define next_quoted_word(fp, wd) \
61 	{ register char *word = get_quoted_word(fp); \
62 	  if (word == (char *)EOF) \
63 		return; \
64 	  else \
65 		wd = word; \
66 	}
67 
68 static struct file_list *fcur;
69 
70 static char *tail(char *);
71 static void do_clean(FILE *);
72 static void do_rules(FILE *);
73 static void do_sfiles(FILE *);
74 static void do_mfiles(FILE *);
75 static void do_cfiles(FILE *);
76 static void do_objs(FILE *);
77 static void do_before_depend(FILE *);
78 static int opteq(char *, char *);
79 static void read_files(void);
80 
81 /*
82  * Lookup a file, by name.
83  */
84 static struct file_list *
85 fl_lookup(file)
86 	register char *file;
87 {
88 	register struct file_list *fp;
89 
90 	for (fp = ftab ; fp != 0; fp = fp->f_next) {
91 		if (eq(fp->f_fn, file))
92 			return (fp);
93 	}
94 	return (0);
95 }
96 
97 /*
98  * Lookup a file, by final component name.
99  */
100 static struct file_list *
101 fltail_lookup(file)
102 	register char *file;
103 {
104 	register struct file_list *fp;
105 
106 	for (fp = ftab ; fp != 0; fp = fp->f_next) {
107 		if (eq(tail(fp->f_fn), tail(file)))
108 			return (fp);
109 	}
110 	return (0);
111 }
112 
113 /*
114  * Make a new file list entry
115  */
116 static struct file_list *
117 new_fent()
118 {
119 	register struct file_list *fp;
120 
121 	fp = (struct file_list *) malloc(sizeof *fp);
122 	bzero(fp, sizeof *fp);
123 	if (fcur == 0)
124 		fcur = ftab = fp;
125 	else
126 		fcur->f_next = fp;
127 	fcur = fp;
128 	return (fp);
129 }
130 
131 /*
132  * Build the makefile from the skeleton
133  */
134 void
135 makefile()
136 {
137 	FILE *ifp, *ofp;
138 	char line[BUFSIZ];
139 	struct opt *op;
140 	int versreq;
141 
142 	read_files();
143 	snprintf(line, sizeof(line), "../../conf/Makefile.%s", machinename);
144 	ifp = fopen(line, "r");
145 	if (ifp == 0) {
146 		snprintf(line, sizeof(line), "Makefile.%s", machinename);
147 		ifp = fopen(line, "r");
148 	}
149 	if (ifp == 0)
150 		err(1, "%s", line);
151 	ofp = fopen(path("Makefile.new"), "w");
152 	if (ofp == 0)
153 		err(1, "%s", path("Makefile.new"));
154 	fprintf(ofp, "KERN_IDENT=%s\n", raisestr(ident));
155 	fprintf(ofp, "IDENT=");
156 	if (profiling)
157 		fprintf(ofp, " -DGPROF");
158 
159 	if (cputype == 0) {
160 		printf("cpu type must be specified\n");
161 		exit(1);
162 	}
163 	fprintf(ofp, "\n");
164 	for (op = mkopt; op; op = op->op_next)
165 		fprintf(ofp, "%s=%s\n", op->op_name, op->op_value);
166 	if (debugging)
167 		fprintf(ofp, "DEBUG=-g\n");
168 	if (profiling) {
169 		fprintf(ofp, "PROF=-pg\n");
170 		fprintf(ofp, "PROFLEVEL=%d\n", profiling);
171 	}
172 	if (*srcdir != '\0')
173 		fprintf(ofp,"S=%s\n", srcdir);
174 	while (fgets(line, BUFSIZ, ifp) != 0) {
175 		if (*line != '%') {
176 			fprintf(ofp, "%s", line);
177 			continue;
178 		}
179 		if (eq(line, "%BEFORE_DEPEND\n"))
180 			do_before_depend(ofp);
181 		else if (eq(line, "%OBJS\n"))
182 			do_objs(ofp);
183 		else if (eq(line, "%MFILES\n"))
184 			do_mfiles(ofp);
185 		else if (eq(line, "%CFILES\n"))
186 			do_cfiles(ofp);
187 		else if (eq(line, "%SFILES\n"))
188 			do_sfiles(ofp);
189 		else if (eq(line, "%RULES\n"))
190 			do_rules(ofp);
191 		else if (eq(line, "%CLEAN\n"))
192 			do_clean(ofp);
193 		else if (strncmp(line, "%VERSREQ=", sizeof("%VERSREQ=") - 1) == 0) {
194 			versreq = atoi(line + sizeof("%VERSREQ=") - 1);
195 			if (versreq != CONFIGVERS) {
196 				fprintf(stderr, "ERROR: version of config(8) does not match kernel!\n");
197 				fprintf(stderr, "config version = %d, ", CONFIGVERS);
198 				fprintf(stderr, "version required = %d\n\n", versreq);
199 				fprintf(stderr, "Make sure that /usr/src/usr.sbin/config is in sync\n");
200 				fprintf(stderr, "with your /usr/src/sys and install a new config binary\n");
201 				fprintf(stderr, "before trying this again.\n\n");
202 				fprintf(stderr, "If running the new config fails check your config\n");
203 				fprintf(stderr, "file against the GENERIC or LINT config files for\n");
204 				fprintf(stderr, "changes in config syntax, or option/device naming\n");
205 				fprintf(stderr, "conventions\n\n");
206 				exit(1);
207 			}
208 		} else
209 			fprintf(stderr,
210 			    "Unknown %% construct in generic makefile: %s",
211 			    line);
212 	}
213 	(void) fclose(ifp);
214 	(void) fclose(ofp);
215 	moveifchanged(path("Makefile.new"), path("Makefile"));
216 
217 	printf("Don't forget to do a ``make depend''\n");
218 }
219 
220 /*
221  * Read in the information about files used in making the system.
222  * Store it in the ftab linked list.
223  */
224 static void
225 read_files()
226 {
227 	FILE *fp;
228 	register struct file_list *tp, *pf;
229 	register struct device *dp;
230 	struct device *save_dp;
231 	register struct opt *op;
232 	char *wd, *this, *needs, *special, *depends, *clean, *warn;
233 	char fname[MAXPATHLEN];
234 	int nreqs, first = 1, configdep, isdup, std, filetype,
235 	    imp_rule, no_obj, before_depend, mandatory;
236 
237 	ftab = 0;
238 	save_dp = NULL;
239 	if (ident == NULL) {
240 		printf("no ident line specified\n");
241 		exit(1);
242 	}
243 	(void) snprintf(fname, sizeof(fname), "../../conf/files");
244 openit:
245 	fp = fopen(fname, "r");
246 	if (fp == 0)
247 		err(1, "%s", fname);
248 next:
249 	/*
250 	 * filename    [ standard | mandatory | optional ] [ config-dependent ]
251 	 *	[ dev* | profiling-routine ] [ no-obj ]
252 	 *	[ compile-with "compile rule" [no-implicit-rule] ]
253 	 *      [ dependency "dependency-list"] [ before-depend ]
254 	 *	[ clean "file-list"] [ warning "text warning" ]
255 	 */
256 	wd = get_word(fp);
257 	if (wd == (char *)EOF) {
258 		(void) fclose(fp);
259 		if (first == 1) {
260 			first++;
261 			(void) snprintf(fname, sizeof(fname),
262 			    "../../conf/files.%s", machinename);
263 			fp = fopen(fname, "r");
264 			if (fp != 0)
265 				goto next;
266 			(void) snprintf(fname, sizeof(fname),
267 			    "files.%s", machinename);
268 			goto openit;
269 		}
270 		if (first == 2) {
271 			first++;
272 			(void) snprintf(fname, sizeof(fname),
273 			    "files.%s", raisestr(ident));
274 			fp = fopen(fname, "r");
275 			if (fp != 0)
276 				goto next;
277 		}
278 		return;
279 	}
280 	if (wd == 0)
281 		goto next;
282 	if (wd[0] == '#')
283 	{
284 		while (((wd = get_word(fp)) != (char *)EOF) && wd)
285 			;
286 		goto next;
287 	}
288 	this = ns(wd);
289 	next_word(fp, wd);
290 	if (wd == 0) {
291 		printf("%s: No type for %s.\n",
292 		    fname, this);
293 		exit(1);
294 	}
295 	if ((pf = fl_lookup(this)) && (pf->f_type != INVISIBLE || pf->f_flags))
296 		isdup = 1;
297 	else
298 		isdup = 0;
299 	tp = 0;
300 	if (first == 3 && pf == 0 && (tp = fltail_lookup(this)) != 0) {
301 		if (tp->f_type != INVISIBLE || tp->f_flags)
302 			printf("%s: Local file %s overrides %s.\n",
303 			    fname, this, tp->f_fn);
304 		else
305 			printf("%s: Local file %s could override %s"
306 			    " with a different kernel configuration.\n",
307 			    fname, this, tp->f_fn);
308 	}
309 	nreqs = 0;
310 	special = 0;
311 	depends = 0;
312 	clean = 0;
313 	warn = 0;
314 	configdep = 0;
315 	needs = 0;
316 	std = mandatory = 0;
317 	imp_rule = 0;
318 	no_obj = 0;
319 	before_depend = 0;
320 	filetype = NORMAL;
321 	if (eq(wd, "standard"))
322 		std = 1;
323 	/*
324 	 * If an entry is marked "mandatory", config will abort if it's
325 	 * not called by a configuration line in the config file.  Apart
326 	 * from this, the device is handled like one marked "optional".
327 	 */
328 	else if (eq(wd, "mandatory"))
329 		mandatory = 1;
330 	else if (!eq(wd, "optional")) {
331 		printf("%s: %s must be optional, mandatory or standard\n",
332 		       fname, this);
333 		printf("Your version of config(8) is out of sync with your kernel source.\n");
334 		exit(1);
335 	}
336 nextparam:
337 	next_word(fp, wd);
338 	if (wd == 0)
339 		goto doneparam;
340 	if (eq(wd, "config-dependent")) {
341 		configdep++;
342 		goto nextparam;
343 	}
344 	if (eq(wd, "no-obj")) {
345 		no_obj++;
346 		goto nextparam;
347 	}
348 	if (eq(wd, "no-implicit-rule")) {
349 		if (special == 0) {
350 			printf("%s: alternate rule required when "
351 			       "\"no-implicit-rule\" is specified.\n",
352 			       fname);
353 		}
354 		imp_rule++;
355 		goto nextparam;
356 	}
357 	if (eq(wd, "before-depend")) {
358 		before_depend++;
359 		goto nextparam;
360 	}
361 	if (eq(wd, "dependency")) {
362 		next_quoted_word(fp, wd);
363 		if (wd == 0) {
364 			printf("%s: %s missing compile command string.\n",
365 			       fname, this);
366 			exit(1);
367 		}
368 		depends = ns(wd);
369 		goto nextparam;
370 	}
371 	if (eq(wd, "clean")) {
372 		next_quoted_word(fp, wd);
373 		if (wd == 0) {
374 			printf("%s: %s missing clean file list.\n",
375 			       fname, this);
376 			exit(1);
377 		}
378 		clean = ns(wd);
379 		goto nextparam;
380 	}
381 	if (eq(wd, "compile-with")) {
382 		next_quoted_word(fp, wd);
383 		if (wd == 0) {
384 			printf("%s: %s missing compile command string.\n",
385 			       fname, this);
386 			exit(1);
387 		}
388 		special = ns(wd);
389 		goto nextparam;
390 	}
391 	if (eq(wd, "warning")) {
392 		next_quoted_word(fp, wd);
393 		if (wd == 0) {
394 			printf("%s: %s missing warning text string.\n",
395 				fname, this);
396 			exit(1);
397 		}
398 		warn = ns(wd);
399 		goto nextparam;
400 	}
401 	nreqs++;
402 	if (eq(wd, "local")) {
403 		filetype = LOCAL;
404 		goto nextparam;
405 	}
406 	if (eq(wd, "no-depend")) {
407 		filetype = NODEPEND;
408 		goto nextparam;
409 	}
410 	if (eq(wd, "device-driver")) {
411 		printf("%s: `device-driver' flag obsolete.\n", fname);
412 		exit(1);
413 	}
414 	if (eq(wd, "profiling-routine")) {
415 		filetype = PROFILING;
416 		goto nextparam;
417 	}
418 	if (needs == 0 && nreqs == 1)
419 		needs = ns(wd);
420 	if (isdup)
421 		goto invis;
422 	for (dp = dtab; dp != 0; save_dp = dp, dp = dp->d_next)
423 		if (eq(dp->d_name, wd)) {
424 			if (std && dp->d_type == PSEUDO_DEVICE &&
425 			    dp->d_count <= 0)
426 				dp->d_count = 1;
427 			goto nextparam;
428 		}
429 	if (mandatory) {
430 		printf("%s: mandatory device \"%s\" not found\n",
431 		       fname, wd);
432 		exit(1);
433 	}
434 	if (std) {
435 		dp = (struct device *) malloc(sizeof *dp);
436 		bzero(dp, sizeof *dp);
437 		init_dev(dp);
438 		dp->d_name = ns(wd);
439 		dp->d_type = PSEUDO_DEVICE;
440 		dp->d_count = 1;
441 		save_dp->d_next = dp;
442 		goto nextparam;
443 	}
444 	for (op = opt; op != 0; op = op->op_next)
445 		if (op->op_value == 0 && opteq(op->op_name, wd)) {
446 			if (nreqs == 1) {
447 				free(needs);
448 				needs = 0;
449 			}
450 			goto nextparam;
451 		}
452 invis:
453 	while ((wd = get_word(fp)) != 0)
454 		;
455 	if (tp == 0)
456 		tp = new_fent();
457 	tp->f_fn = this;
458 	tp->f_type = INVISIBLE;
459 	tp->f_needs = needs;
460 	tp->f_flags = isdup;
461 	tp->f_special = special;
462 	tp->f_depends = depends;
463 	tp->f_clean = clean;
464 	tp->f_warn = warn;
465 	goto next;
466 
467 doneparam:
468 	if (std == 0 && nreqs == 0) {
469 		printf("%s: what is %s optional on?\n",
470 		    fname, this);
471 		exit(1);
472 	}
473 
474 	if (wd) {
475 		printf("%s: syntax error describing %s\n",
476 		    fname, this);
477 		exit(1);
478 	}
479 	if (filetype == PROFILING && profiling == 0)
480 		goto next;
481 	if (tp == 0)
482 		tp = new_fent();
483 	tp->f_fn = this;
484 	tp->f_type = filetype;
485 	tp->f_flags = 0;
486 	if (configdep)
487 		tp->f_flags |= CONFIGDEP;
488 	if (imp_rule)
489 		tp->f_flags |= NO_IMPLCT_RULE;
490 	if (no_obj)
491 		tp->f_flags |= NO_OBJ;
492 	if (before_depend)
493 		tp->f_flags |= BEFORE_DEPEND;
494 	if (imp_rule)
495 		tp->f_flags |= NO_IMPLCT_RULE;
496 	if (no_obj)
497 		tp->f_flags |= NO_OBJ;
498 	tp->f_needs = needs;
499 	tp->f_special = special;
500 	tp->f_depends = depends;
501 	tp->f_clean = clean;
502 	tp->f_warn = warn;
503 	if (pf && pf->f_type == INVISIBLE)
504 		pf->f_flags = 1;		/* mark as duplicate */
505 	goto next;
506 }
507 
508 static int
509 opteq(cp, dp)
510 	char *cp, *dp;
511 {
512 	char c, d;
513 
514 	for (; ; cp++, dp++) {
515 		if (*cp != *dp) {
516 			c = isupper(*cp) ? tolower(*cp) : *cp;
517 			d = isupper(*dp) ? tolower(*dp) : *dp;
518 			if (c != d)
519 				return (0);
520 		}
521 		if (*cp == 0)
522 			return (1);
523 	}
524 }
525 
526 static void
527 do_before_depend(fp)
528 	FILE *fp;
529 {
530 	register struct file_list *tp;
531 	register int lpos, len;
532 
533 	fputs("BEFORE_DEPEND=", fp);
534 	lpos = 15;
535 	for (tp = ftab; tp; tp = tp->f_next)
536 		if (tp->f_flags & BEFORE_DEPEND) {
537 			len = strlen(tp->f_fn);
538 			if ((len = 3 + len) + lpos > 72) {
539 				lpos = 8;
540 				fputs("\\\n\t", fp);
541 			}
542 			if (tp->f_flags & NO_IMPLCT_RULE)
543 				fprintf(fp, "%s ", tp->f_fn);
544 			else
545 				fprintf(fp, "$S/%s ", tp->f_fn);
546 			lpos += len + 1;
547 		}
548 	if (lpos != 8)
549 		putc('\n', fp);
550 }
551 
552 static void
553 do_objs(fp)
554 	FILE *fp;
555 {
556 	register struct file_list *tp;
557 	register int lpos, len;
558 	register char *cp, och, *sp;
559 
560 	fprintf(fp, "OBJS=");
561 	lpos = 6;
562 	for (tp = ftab; tp != 0; tp = tp->f_next) {
563 		if (tp->f_type == INVISIBLE || tp->f_flags & NO_OBJ)
564 			continue;
565 		sp = tail(tp->f_fn);
566 		cp = sp + (len = strlen(sp)) - 1;
567 		och = *cp;
568 		*cp = 'o';
569 		if (len + lpos > 72) {
570 			lpos = 8;
571 			fprintf(fp, "\\\n\t");
572 		}
573 		fprintf(fp, "%s ", sp);
574 		lpos += len + 1;
575 		*cp = och;
576 	}
577 	if (lpos != 8)
578 		putc('\n', fp);
579 }
580 
581 static void
582 do_cfiles(fp)
583 	FILE *fp;
584 {
585 	register struct file_list *tp;
586 	register int lpos, len;
587 
588 	fputs("CFILES=", fp);
589 	lpos = 8;
590 	for (tp = ftab; tp; tp = tp->f_next)
591 		if (tp->f_type != INVISIBLE && tp->f_type != NODEPEND) {
592 			len = strlen(tp->f_fn);
593 			if (tp->f_fn[len - 1] != 'c')
594 				continue;
595 			if ((len = 3 + len) + lpos > 72) {
596 				lpos = 8;
597 				fputs("\\\n\t", fp);
598 			}
599 			if (tp->f_type != LOCAL)
600 				fprintf(fp, "$S/%s ", tp->f_fn);
601 			else
602 				fprintf(fp, "%s ", tp->f_fn);
603 
604 			lpos += len + 1;
605 		}
606 	if (lpos != 8)
607 		putc('\n', fp);
608 }
609 
610 static void
611 do_mfiles(fp)
612 	FILE *fp;
613 {
614 	register struct file_list *tp;
615 	register int lpos, len;
616 
617 	fputs("MFILES=", fp);
618 	lpos = 8;
619 	for (tp = ftab; tp; tp = tp->f_next)
620 		if (tp->f_type != INVISIBLE) {
621 			len = strlen(tp->f_fn);
622 			if (tp->f_fn[len - 1] != 'm' || tp->f_fn[len - 2] != '.')
623 				continue;
624 			if ((len = 3 + len) + lpos > 72) {
625 				lpos = 8;
626 				fputs("\\\n\t", fp);
627 			}
628 			fprintf(fp, "$S/%s ", tp->f_fn);
629 			lpos += len + 1;
630 		}
631 	if (lpos != 8)
632 		putc('\n', fp);
633 }
634 
635 static void
636 do_sfiles(fp)
637 	FILE *fp;
638 {
639 	register struct file_list *tp;
640 	register int lpos, len;
641 
642 	fputs("SFILES=", fp);
643 	lpos = 8;
644 	for (tp = ftab; tp; tp = tp->f_next)
645 		if (tp->f_type != INVISIBLE) {
646 			len = strlen(tp->f_fn);
647 			if (tp->f_fn[len - 1] != 'S' && tp->f_fn[len - 1] != 's')
648 				continue;
649 			if ((len = 3 + len) + lpos > 72) {
650 				lpos = 8;
651 				fputs("\\\n\t", fp);
652 			}
653 			fprintf(fp, "$S/%s ", tp->f_fn);
654 			lpos += len + 1;
655 		}
656 	if (lpos != 8)
657 		putc('\n', fp);
658 }
659 
660 
661 static char *
662 tail(fn)
663 	char *fn;
664 {
665 	register char *cp;
666 
667 	cp = rindex(fn, '/');
668 	if (cp == 0)
669 		return (fn);
670 	return (cp+1);
671 }
672 
673 /*
674  * Create the makerules for each file
675  * which is part of the system.
676  * Devices are processed with the special c2 option -i
677  * which avoids any problem areas with i/o addressing
678  * (e.g. for the VAX); assembler files are processed by as.
679  */
680 static void
681 do_rules(f)
682 	FILE *f;
683 {
684 	register char *cp, *np, och, *tp;
685 	register struct file_list *ftp;
686 	char *special;
687 
688 	for (ftp = ftab; ftp != 0; ftp = ftp->f_next) {
689 		if (ftp->f_type == INVISIBLE)
690 			continue;
691 		if (ftp->f_warn)
692 			printf("WARNING: %s\n", ftp->f_warn);
693 		cp = (np = ftp->f_fn) + strlen(ftp->f_fn) - 1;
694 		och = *cp;
695 		if (ftp->f_flags & NO_IMPLCT_RULE) {
696 			if (ftp->f_depends)
697 				fprintf(f, "%s: %s\n", np, ftp->f_depends);
698 			else
699 				fprintf(f, "%s: \n", np);
700 		}
701 		else {
702 			*cp = '\0';
703 			if (och == 'o') {
704 				fprintf(f, "%so:\n\t-cp $S/%so .\n\n",
705 					tail(np), np);
706 				continue;
707 			}
708 			if (ftp->f_depends)
709 				fprintf(f, "%so: $S/%s%c %s\n", tail(np),
710 					np, och, ftp->f_depends);
711 			else
712 				fprintf(f, "%so: $S/%s%c\n", tail(np),
713 					np, och);
714 		}
715 		tp = tail(np);
716 		special = ftp->f_special;
717 		if (special == 0) {
718 			char *ftype = NULL;
719 			static char cmd[128];
720 
721 			switch (ftp->f_type) {
722 
723 			case NORMAL:
724 				ftype = "NORMAL";
725 				break;
726 
727 			case PROFILING:
728 				if (!profiling)
729 					continue;
730 				ftype = "PROFILE";
731 				break;
732 
733 			default:
734 				printf("config: don't know rules for %s\n", np);
735 				break;
736 			}
737 			(void)snprintf(cmd, sizeof(cmd), "${%s_%c%s}", ftype, toupper(och),
738 				      ftp->f_flags & CONFIGDEP? "_C" : "");
739 			special = cmd;
740 		}
741 		*cp = och;
742 		fprintf(f, "\t%s\n\n", special);
743 	}
744 }
745 
746 static void
747 do_clean(fp)
748 	FILE *fp;
749 {
750 	register struct file_list *tp;
751 	register int lpos, len;
752 
753 	fputs("CLEAN=", fp);
754 	lpos = 7;
755 	for (tp = ftab; tp; tp = tp->f_next)
756 		if (tp->f_clean) {
757 			len = strlen(tp->f_clean);
758 			if (len + lpos > 72) {
759 				lpos = 8;
760 				fputs("\\\n\t", fp);
761 			}
762 			fprintf(fp, "%s ", tp->f_clean);
763 			lpos += len + 1;
764 		}
765 	if (lpos != 8)
766 		putc('\n', fp);
767 }
768 
769 char *
770 raisestr(str)
771 	register char *str;
772 {
773 	register char *cp = str;
774 
775 	while (*str) {
776 		if (islower(*str))
777 			*str = toupper(*str);
778 		str++;
779 	}
780 	return (cp);
781 }
782