2 * Copyright (c) 1993, 19801990
3 * The Regents of the University of California. All rights reserved.
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
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.
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
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 1.15 2005/08/03 23:33:45 dillon Exp $
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.
48 #include <sys/param.h>
51 #include "configvers.h"
53 #define next_word(fp, wd) \
57 word = get_word(fp); \
58 if (word == (char *)EOF) \
63 #define next_quoted_word(fp, wd) \
67 word = get_quoted_word(fp); \
68 if (word == (char *)EOF) \
74 static struct file_list *fcur;
76 static char *tail(char *);
77 static void do_clean(FILE *);
78 static void do_rules(FILE *);
79 static void do_sfiles(FILE *);
80 static void do_mfiles(FILE *);
81 static void do_cfiles(FILE *);
82 static void do_objs(FILE *);
83 static void do_before_depend(FILE *);
84 static int opteq(char *, char *);
85 static void read_files(void);
88 * Lookup a file, by name.
90 static struct file_list *
95 for (fp = ftab; fp != NULL; fp = fp->f_next) {
96 if (strcmp(fp->f_fn, file) == 0)
103 * Lookup a file, by final component name.
105 static struct file_list *
106 fltail_lookup(char *file)
108 struct file_list *fp;
110 for (fp = ftab; fp != NULL; fp = fp->f_next) {
111 if (strcmp(tail(fp->f_fn), tail(file)) == 0)
118 * Make a new file list entry
120 static struct file_list *
123 struct file_list *fp;
125 fp = malloc(sizeof(*fp));
126 bzero(fp, sizeof(*fp));
136 * Build the makefile from the skeleton
147 snprintf(line, sizeof(line), "../../conf/Makefile.%s", machinename);
148 ifp = fopen(line, "r");
150 snprintf(line, sizeof(line), "Makefile.%s", machinename);
151 ifp = fopen(line, "r");
155 ofp = fopen(path("Makefile.new"), "w");
157 err(1, "%s", path("Makefile.new"));
158 fprintf(ofp, "KERN_IDENT=%s\n", raisestr(ident));
159 fprintf(ofp, "IDENT=");
161 fprintf(ofp, " -DGPROF");
164 printf("cpu type must be specified\n");
168 for (op = mkopt; op != NULL; op = op->op_next)
169 fprintf(ofp, "%s=%s\n", op->op_name, op->op_value);
171 fprintf(ofp, "DEBUG=-g\n");
173 fprintf(ofp, "PROF=-pg\n");
174 fprintf(ofp, "PROFLEVEL=%d\n", profiling);
177 fprintf(ofp,"S=%s\n", srcdir);
178 while (fgets(line, BUFSIZ, ifp) != 0) {
180 fprintf(ofp, "%s", line);
183 if (strcmp(line, "%BEFORE_DEPEND\n") == 0)
184 do_before_depend(ofp);
185 else if (strcmp(line, "%OBJS\n") == 0)
187 else if (strcmp(line, "%MFILES\n") == 0)
189 else if (strcmp(line, "%CFILES\n") == 0)
191 else if (strcmp(line, "%SFILES\n") == 0)
193 else if (strcmp(line, "%RULES\n") == 0)
195 else if (strcmp(line, "%CLEAN\n") == 0)
197 else if (strncmp(line, "%VERSREQ=", sizeof("%VERSREQ=") - 1) == 0) {
198 versreq = atoi(line + sizeof("%VERSREQ=") - 1);
199 if (versreq != CONFIGVERS) {
200 fprintf(stderr, "ERROR: version of config(8) does not match kernel!\n");
201 fprintf(stderr, "config version = %d, ", CONFIGVERS);
202 fprintf(stderr, "version required = %d\n\n", versreq);
203 fprintf(stderr, "Make sure that /usr/src/usr.sbin/config is in sync\n");
204 fprintf(stderr, "with your /usr/src/sys and install a new config binary\n");
205 fprintf(stderr, "before trying this again.\n\n");
206 fprintf(stderr, "If running the new config fails check your config\n");
207 fprintf(stderr, "file against the GENERIC or LINT config files for\n");
208 fprintf(stderr, "changes in config syntax, or option/device naming\n");
209 fprintf(stderr, "conventions\n\n");
214 "Unknown %% construct in generic makefile: %s",
219 moveifchanged(path("Makefile.new"), path("Makefile"));
223 * Read in the information about files used in making the system.
224 * Store it in the ftab linked list.
230 struct file_list *tp, *pf;
232 struct device *save_dp;
234 char *wd, *this, *needs, *special, *depends, *clean, *warning;
235 char fname[MAXPATHLEN];
237 int nreqs, first = 1, configdep, isdup, std, filetype,
238 imp_rule, no_obj, before_depend, mandatory;
243 printf("no ident line specified\n");
246 snprintf(fname, sizeof(fname), "../../conf/files");
248 fp = fopen(fname, "r");
253 * filename [ standard | mandatory | optional ] [ config-dependent ]
254 * [ dev* | profiling-routine ] [ no-obj ]
255 * [ compile-with "compile rule" [no-implicit-rule] ]
256 * [ dependency "dependency-list"] [ before-depend ]
257 * [ clean "file-list"] [ warning "text warning" ]
260 if (wd == (char *)EOF) {
264 snprintf(fname, sizeof(fname),
265 "../../conf/files.%s", machinename);
266 fp = fopen(fname, "r");
269 snprintf(fname, sizeof(fname),
270 "files.%s", machinename);
275 snprintf(fname, sizeof(fname),
276 "files.%s", raisestr(ident));
277 fp = fopen(fname, "r");
287 while (((wd = get_word(fp)) != (char *)EOF) && wd)
294 printf("%s: No type for %s.\n",
298 if ((pf = fl_lookup(this)) && (pf->f_type != INVISIBLE || pf->f_flags))
303 if (first == 3 && pf == NULL && (tp = fltail_lookup(this)) != NULL) {
304 if (tp->f_type != INVISIBLE || tp->f_flags)
305 printf("%s: Local file %s overrides %s.\n",
306 fname, this, tp->f_fn);
308 printf("%s: Local file %s could override %s"
309 " with a different kernel configuration.\n",
310 fname, this, tp->f_fn);
319 std = mandatory = nonoptional = 0;
324 if (strcmp(wd, "standard") == 0) {
326 } else if (strcmp(wd, "mandatory") == 0) {
328 * If an entry is marked "mandatory", config will abort if
329 * it's not called by a configuration line in the config
330 * file. Apart from this, the device is handled like one
334 } else if (strcmp(wd, "nonoptional") == 0) {
336 } else if (strcmp(wd, "optional") == 0) {
337 /* don't need to do anything */
339 printf("%s: %s must be optional, mandatory or standard\n",
341 printf("Alternatively, your version of config(8) may be out of sync with your\nkernel source.\n");
348 if (strcmp(wd, "config-dependent") == 0) {
352 if (strcmp(wd, "no-obj") == 0) {
356 if (strcmp(wd, "no-implicit-rule") == 0) {
357 if (special == NULL) {
358 printf("%s: alternate rule required when "
359 "\"no-implicit-rule\" is specified.\n",
365 if (strcmp(wd, "before-depend") == 0) {
369 if (strcmp(wd, "dependency") == 0) {
370 next_quoted_word(fp, wd);
372 printf("%s: %s missing compile command string.\n",
376 depends = strdup(wd);
379 if (strcmp(wd, "clean") == 0) {
380 next_quoted_word(fp, wd);
382 printf("%s: %s missing clean file list.\n",
389 if (strcmp(wd, "compile-with") == 0) {
390 next_quoted_word(fp, wd);
392 printf("%s: %s missing compile command string.\n",
396 special = strdup(wd);
399 if (strcmp(wd, "warning") == 0) {
400 next_quoted_word(fp, wd);
402 printf("%s: %s missing warning text string.\n",
406 warning = strdup(wd);
410 if (strcmp(wd, "local") == 0) {
414 if (strcmp(wd, "no-depend") == 0) {
418 if (strcmp(wd, "device-driver") == 0) {
419 printf("%s: `device-driver' flag obsolete.\n", fname);
422 if (strcmp(wd, "profiling-routine") == 0) {
423 filetype = PROFILING;
426 if (needs == 0 && nreqs == 1)
430 for (dp = dtab; dp != NULL; save_dp = dp, dp = dp->d_next)
431 if (strcmp(dp->d_name, wd) == 0) {
432 if (std && dp->d_type == PSEUDO_DEVICE &&
438 printf("%s: mandatory device \"%s\" not found\n",
443 dp = malloc(sizeof(*dp));
444 bzero(dp, sizeof(*dp));
446 dp->d_name = strdup(wd);
447 dp->d_type = PSEUDO_DEVICE;
449 save_dp->d_next = dp;
452 for (op = opt; op != NULL; op = op->op_next) {
453 if (op->op_value == 0 && opteq(op->op_name, wd)) {
462 printf("%s: the option \"%s\" MUST be specified\n",
467 while ((wd = get_word(fp)) != 0)
472 tp->f_type = INVISIBLE;
475 tp->f_special = special;
476 tp->f_depends = depends;
478 tp->f_warn = warning;
482 if (std == 0 && nreqs == 0) {
483 printf("%s: what is %s optional on?\n",
489 printf("%s: syntax error describing %s\n",
493 if (filetype == PROFILING && profiling == 0)
498 tp->f_type = filetype;
501 tp->f_flags |= CONFIGDEP;
503 tp->f_flags |= NO_IMPLCT_RULE;
505 tp->f_flags |= NO_OBJ;
507 tp->f_flags |= BEFORE_DEPEND;
509 tp->f_flags |= NO_IMPLCT_RULE;
511 tp->f_flags |= NO_OBJ;
513 tp->f_special = special;
514 tp->f_depends = depends;
516 tp->f_warn = warning;
517 if (pf && pf->f_type == INVISIBLE)
518 pf->f_flags = 1; /* mark as duplicate */
523 opteq(char *cp, char *dp)
527 for (;; cp++, dp++) {
529 c = isupper(*cp) ? tolower(*cp) : *cp;
530 d = isupper(*dp) ? tolower(*dp) : *dp;
540 do_before_depend(FILE *fp)
542 struct file_list *tp;
545 fputs("BEFORE_DEPEND=", fp);
547 for (tp = ftab; tp != NULL; tp = tp->f_next)
548 if (tp->f_flags & BEFORE_DEPEND) {
549 len = strlen(tp->f_fn);
550 if ((len = 3 + len) + lpos > 72) {
554 if (tp->f_flags & NO_IMPLCT_RULE)
555 fprintf(fp, "%s ", tp->f_fn);
557 fprintf(fp, "$S/%s ", tp->f_fn);
567 struct file_list *tp;
571 fprintf(fp, "OBJS=");
573 for (tp = ftab; tp != NULL; tp = tp->f_next) {
574 if (tp->f_type == INVISIBLE || tp->f_flags & NO_OBJ)
577 cp = sp + (len = strlen(sp)) - 1;
580 if (len + lpos > 72) {
582 fprintf(fp, "\\\n\t");
584 fprintf(fp, "%s ", sp);
595 struct file_list *tp;
598 fputs("CFILES=", fp);
600 for (tp = ftab; tp != NULL; tp = tp->f_next)
601 if (tp->f_type != INVISIBLE && tp->f_type != NODEPEND) {
602 len = strlen(tp->f_fn);
603 if (tp->f_fn[len - 1] != 'c')
605 if ((len = 3 + len) + lpos > 72) {
609 if (tp->f_type != LOCAL)
610 fprintf(fp, "$S/%s ", tp->f_fn);
612 fprintf(fp, "%s ", tp->f_fn);
623 struct file_list *tp;
626 fputs("MFILES=", fp);
628 for (tp = ftab; tp != NULL; tp = tp->f_next)
629 if (tp->f_type != INVISIBLE) {
630 len = strlen(tp->f_fn);
631 if (tp->f_fn[len - 1] != 'm' || tp->f_fn[len - 2] != '.')
633 if ((len = 3 + len) + lpos > 72) {
637 fprintf(fp, "$S/%s ", tp->f_fn);
647 struct file_list *tp;
650 fputs("SFILES=", fp);
652 for (tp = ftab; tp != NULL; tp = tp->f_next)
653 if (tp->f_type != INVISIBLE) {
654 len = strlen(tp->f_fn);
655 if (tp->f_fn[len - 1] != 'S' && tp->f_fn[len - 1] != 's')
657 if ((len = 3 + len) + lpos > 72) {
661 fprintf(fp, "$S/%s ", tp->f_fn);
674 cp = strrchr(fn, '/');
681 * Create the makerules for each file
682 * which is part of the system.
683 * Devices are processed with the special c2 option -i
684 * which avoids any problem areas with i/o addressing
685 * (e.g. for the VAX); assembler files are processed by as.
690 char *cp, *np, och, *tp;
691 struct file_list *ftp;
694 for (ftp = ftab; ftp != NULL; ftp = ftp->f_next) {
695 if (ftp->f_type == INVISIBLE)
697 if (ftp->f_warn != NULL)
698 printf("WARNING: %s\n", ftp->f_warn);
699 cp = (np = ftp->f_fn) + strlen(ftp->f_fn) - 1;
701 if (ftp->f_flags & NO_IMPLCT_RULE) {
703 fprintf(f, "%s: %s\n", np, ftp->f_depends);
705 fprintf(f, "%s: \n", np);
710 fprintf(f, "%so:\n\t-cp $S/%so .\n\n",
715 fprintf(f, "%so: $S/%s%c %s\n", tail(np),
716 np, och, ftp->f_depends);
718 fprintf(f, "%so: $S/%s%c\n", tail(np),
722 special = ftp->f_special;
723 if (special == NULL) {
724 const char *ftype = NULL;
725 static char cmd[128];
727 switch (ftp->f_type) {
740 printf("config: don't know rules for %s\n", np);
743 snprintf(cmd, sizeof(cmd), "${%s_%c%s}",
745 ftp->f_flags & CONFIGDEP ? "_C" : "");
749 fprintf(f, "\t%s\n\n", special);
756 struct file_list *tp;
761 for (tp = ftab; tp != NULL; tp = tp->f_next)
763 len = strlen(tp->f_clean);
764 if (len + lpos > 72) {
768 fprintf(fp, "%s ", tp->f_clean);
782 *str = toupper(*str);