usr.sbin/config/mkmakefile.c

   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  * 4. Neither the name of the University nor the names of its contributors
  14  *    may be used to endorse or promote products derived from this software
  15  *    without specific prior written permission.
  16  *
  17  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  18  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  19  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  20  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  21  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  22  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  23  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  24  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  25  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  26  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  27  * SUCH DAMAGE.
  28  */
  29
  30 #ifndef lint
  31 #if 0
  32 static char sccsid[] = "@(#)mkmakefile.c        8.1 (Berkeley) 6/6/93";
  33 #endif
  34 static const char rcsid[] =
  35   "$FreeBSD$";
  36 #endif /* not lint */
  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         { 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         { char *word = get_quoted_word(fp); \
  62           if (word == (char *)EOF) \
  63                 return; \
  64           else \
  65                 wd = word; \
  66         }
  67
  68 static char *tail(char *);
  69 static void do_clean(FILE *);
  70 static void do_rules(FILE *);
  71 static void do_xxfiles(char *, FILE *);
  72 static void do_objs(FILE *);
  73 static void do_before_depend(FILE *);
  74 static int opteq(const char *, const char *);
  75 static void read_files(void);
  76
  77 /*
  78  * Lookup a file, by name.
  79  */
  80 static struct file_list *
  81 fl_lookup(char *file)
  82 {
  83         struct file_list *fp;
  84
  85         STAILQ_FOREACH(fp, &ftab, f_next) {
  86                 if (eq(fp->f_fn, file))
  87                         return (fp);
  88         }
  89         return (0);
  90 }
  91
  92 /*
  93  * Make a new file list entry
  94  */
  95 static struct file_list *
  96 new_fent(void)
  97 {
  98         struct file_list *fp;
  99
 100         fp = (struct file_list *) malloc(sizeof *fp);
 101         bzero(fp, sizeof *fp);
 102         STAILQ_INSERT_TAIL(&ftab, fp, f_next);
 103         return (fp);
 104 }
 105
 106 /*
 107  * Build the makefile from the skeleton
 108  */
 109 void
 110 makefile(void)
 111 {
 112         FILE *ifp, *ofp;
 113         char line[BUFSIZ];
 114         struct opt *op;
 115         int versreq;
 116         char *s;
 117
 118         read_files();
 119         snprintf(line, sizeof(line), "../../conf/Makefile.%s", machinename);
 120         ifp = fopen(line, "r");
 121         if (ifp == 0) {
 122                 snprintf(line, sizeof(line), "Makefile.%s", machinename);
 123                 ifp = fopen(line, "r");
 124         }
 125         if (ifp == 0)
 126                 err(1, "%s", line);
 127
 128         /* XXX this check seems to be misplaced. */
 129         if (SLIST_EMPTY(&cputype)) {
 130                 printf("cpu type must be specified\n");
 131                 exit(1);
 132         }
 133
 134         ofp = fopen(path("Makefile.new"), "w");
 135         if (ofp == 0)
 136                 err(1, "%s", path("Makefile.new"));
 137         fprintf(ofp, "KERN_IDENT=%s\n", ident);
 138         SLIST_FOREACH(op, &mkopt, op_next)
 139                 fprintf(ofp, "%s=%s\n", op->op_name, op->op_value);
 140         if (debugging)
 141                 fprintf(ofp, "DEBUG=-g\n");
 142         if (profiling)
 143                 fprintf(ofp, "PROFLEVEL=%d\n", profiling);
 144         if (*srcdir != '\0')
 145                 fprintf(ofp,"S=%s\n", srcdir);
 146         while (fgets(line, BUFSIZ, ifp) != 0) {
 147                 if (*line != '%') {
 148                         fprintf(ofp, "%s", line);
 149                         continue;
 150                 }
 151                 if (eq(line, "%BEFORE_DEPEND\n"))
 152                         do_before_depend(ofp);
 153                 else if (eq(line, "%OBJS\n"))
 154                         do_objs(ofp);
 155                 else if (strncmp(line, "%FILES.", 7) == 0)
 156                         do_xxfiles(line, ofp);
 157                 else if (eq(line, "%RULES\n"))
 158                         do_rules(ofp);
 159                 else if (eq(line, "%CLEAN\n"))
 160                         do_clean(ofp);
 161                 else if (strncmp(line, "%VERSREQ=", sizeof("%VERSREQ=") - 1) == 0) {
 162                         versreq = atoi(line + sizeof("%VERSREQ=") - 1);
 163                         if (versreq != CONFIGVERS) {
 164                                 fprintf(stderr, "ERROR: version of config(8) does not match kernel!\n");
 165                                 fprintf(stderr, "config version = %d, ", CONFIGVERS);
 166                                 fprintf(stderr, "version required = %d\n\n", versreq);
 167                                 fprintf(stderr, "Make sure that /usr/src/usr.sbin/config is in sync\n");
 168                                 fprintf(stderr, "with your /usr/src/sys and install a new config binary\n");
 169                                 fprintf(stderr, "before trying this again.\n\n");
 170                                 fprintf(stderr, "If running the new config fails check your config\n");
 171                                 fprintf(stderr, "file against the GENERIC or LINT config files for\n");
 172                                 fprintf(stderr, "changes in config syntax, or option/device naming\n");
 173                                 fprintf(stderr, "conventions\n\n");
 174                                 exit(1);
 175                         }
 176                 } else
 177                         fprintf(stderr,
 178                             "Unknown %% construct in generic makefile: %s",
 179                             line);
 180         }
 181         (void) fclose(ifp);
 182         (void) fclose(ofp);
 183         moveifchanged(path("Makefile.new"), path("Makefile"));
 184
 185         /* XXX makefile() should make the Makefile, not hints.c. */
 186         if (hints) {
 187                 ifp = fopen(hints, "r");
 188                 if (ifp == NULL)
 189                         err(1, "%s", hints);
 190         } else {
 191                 ifp = NULL;
 192         }
 193         ofp = fopen(path("hints.c.new"), "w");
 194         if (ofp == NULL)
 195                 err(1, "%s", path("hints.c.new"));
 196         fprintf(ofp, "#include <sys/types.h>\n");
 197         fprintf(ofp, "#include <sys/systm.h>\n");
 198         fprintf(ofp, "\n");
 199         fprintf(ofp, "int hintmode = %d;\n", hintmode);
 200         fprintf(ofp, "char static_hints[] = {\n");
 201         if (ifp) {
 202                 while (fgets(line, BUFSIZ, ifp) != 0) {
 203                         /* zap trailing CR and/or LF */
 204                         while ((s = rindex(line, '\n')) != NULL)
 205                                 *s = '\0';
 206                         while ((s = rindex(line, '\r')) != NULL)
 207                                 *s = '\0';
 208                         /* remove # comments */
 209                         s = index(line, '#');
 210                         if (s)
 211                                 *s = '\0';
 212                         /* remove any whitespace and " characters */
 213                         s = line;
 214                         while (*s) {
 215                                 if (*s == ' ' || *s == '\t' || *s == '"') {
 216                                         while (*s) {
 217                                                 s[0] = s[1];
 218                                                 s++;
 219                                         }
 220                                         /* start over */
 221                                         s = line;
 222                                         continue;
 223                                 }
 224                                 s++;
 225                         }
 226                         /* anything left? */
 227                         if (*line == '\0')
 228                                 continue;
 229                         fprintf(ofp, "\"%s\\0\"\n", line);
 230                 }
 231         }
 232         fprintf(ofp, "\"\\0\"\n};\n");
 233         if (ifp)
 234                 fclose(ifp);
 235         fclose(ofp);
 236         moveifchanged(path("hints.c.new"), path("hints.c"));
 237
 238         /* XXX makefile() should make the Makefile, not env.c. */
 239         if (env) {
 240                 ifp = fopen(env, "r");
 241                 if (ifp == NULL)
 242                         err(1, "%s", env);
 243         } else {
 244                 ifp = NULL;
 245         }
 246         ofp = fopen(path("env.c.new"), "w");
 247         if (ofp == NULL)
 248                 err(1, "%s", path("env.c.new"));
 249         fprintf(ofp, "#include <sys/types.h>\n");
 250         fprintf(ofp, "#include <sys/systm.h>\n");
 251         fprintf(ofp, "\n");
 252         fprintf(ofp, "int envmode = %d;\n", envmode);
 253         fprintf(ofp, "char static_env[] = {\n");
 254         if (ifp) {
 255                 while (fgets(line, BUFSIZ, ifp) != 0) {
 256                         /* zap trailing CR and/or LF */
 257                         while ((s = rindex(line, '\n')) != NULL)
 258                                 *s = '\0';
 259                         while ((s = rindex(line, '\r')) != NULL)
 260                                 *s = '\0';
 261                         /* remove # comments */
 262                         s = index(line, '#');
 263                         if (s)
 264                                 *s = '\0';
 265                         /* remove any whitespace and " characters */
 266                         s = line;
 267                         while (*s) {
 268                                 if (*s == ' ' || *s == '\t' || *s == '"') {
 269                                         while (*s) {
 270                                                 s[0] = s[1];
 271                                                 s++;
 272                                         }
 273                                         /* start over */
 274                                         s = line;
 275                                         continue;
 276                                 }
 277                                 s++;
 278                         }
 279                         /* anything left? */
 280                         if (*line == '\0')
 281                                 continue;
 282                         fprintf(ofp, "\"%s\\0\"\n", line);
 283                 }
 284         }
 285         fprintf(ofp, "\"\\0\"\n};\n");
 286         if (ifp)
 287                 fclose(ifp);
 288         fclose(ofp);
 289         moveifchanged(path("env.c.new"), path("env.c"));
 290 }
 291
 292 static void
 293 read_file(char *fname)
 294 {
 295         FILE *fp;
 296         struct file_list *tp, *pf;
 297         struct device *dp;
 298         struct opt *op;
 299         char *wd, *this, *needs, *compilewith, *depends, *clean, *warning;
 300         int nreqs, isdup, std, filetype,
 301             imp_rule, no_obj, needcount, before_depend, mandatory, nowerror;
 302
 303         fp = fopen(fname, "r");
 304         if (fp == 0)
 305                 err(1, "%s", fname);
 306 next:
 307         /*
 308          * filename    [ standard | mandatory | optional | count ]
 309          *      [ dev* | profiling-routine ] [ no-obj ]
 310          *      [ compile-with "compile rule" [no-implicit-rule] ]
 311          *      [ dependency "dependency-list"] [ before-depend ]
 312          *      [ clean "file-list"] [ warning "text warning" ]
 313          */
 314         wd = get_word(fp);
 315         if (wd == (char *)EOF) {
 316                 (void) fclose(fp);
 317                 return;
 318         }
 319         if (wd == 0)
 320                 goto next;
 321         if (wd[0] == '#')
 322         {
 323                 while (((wd = get_word(fp)) != (char *)EOF) && wd)
 324                         ;
 325                 goto next;
 326         }
 327         this = ns(wd);
 328         next_word(fp, wd);
 329         if (wd == 0) {
 330                 printf("%s: No type for %s.\n",
 331                     fname, this);
 332                 exit(1);
 333         }
 334         if ((pf = fl_lookup(this)) && (pf->f_type != INVISIBLE || pf->f_flags))
 335                 isdup = ISDUP;
 336         else
 337                 isdup = 0;
 338         tp = 0;
 339         nreqs = 0;
 340         compilewith = 0;
 341         depends = 0;
 342         clean = 0;
 343         warning = 0;
 344         needs = 0;
 345         std = mandatory = 0;
 346         imp_rule = 0;
 347         no_obj = 0;
 348         needcount = 0;
 349         before_depend = 0;
 350         nowerror = 0;
 351         filetype = NORMAL;
 352         if (eq(wd, "standard")) {
 353                 std = 1;
 354         /*
 355          * If an entry is marked "mandatory", config will abort if it's
 356          * not called by a configuration line in the config file.  Apart
 357          * from this, the device is handled like one marked "optional".
 358          */
 359         } else if (eq(wd, "mandatory")) {
 360                 mandatory = 1;
 361         } else if (eq(wd, "count")) {
 362                 needcount = 1;
 363         } else if (!eq(wd, "optional")) {
 364                 printf("%s: %s must be count, optional, mandatory or standard\n",
 365                        fname, this);
 366                 exit(1);
 367         }
 368 nextparam:
 369         next_word(fp, wd);
 370         if (wd == 0) {
 371                 if (isdup)
 372                         goto next;
 373                 goto doneparam;
 374         }
 375         if (eq(wd, "no-obj")) {
 376                 no_obj++;
 377                 goto nextparam;
 378         }
 379         if (eq(wd, "no-implicit-rule")) {
 380                 if (compilewith == 0) {
 381                         printf("%s: alternate rule required when "
 382                                "\"no-implicit-rule\" is specified.\n",
 383                                fname);
 384                 }
 385                 imp_rule++;
 386                 goto nextparam;
 387         }
 388         if (eq(wd, "before-depend")) {
 389                 before_depend++;
 390                 goto nextparam;
 391         }
 392         if (eq(wd, "dependency")) {
 393                 next_quoted_word(fp, wd);
 394                 if (wd == 0) {
 395                         printf("%s: %s missing compile command string.\n",
 396                                fname, this);
 397                         exit(1);
 398                 }
 399                 depends = ns(wd);
 400                 goto nextparam;
 401         }
 402         if (eq(wd, "clean")) {
 403                 next_quoted_word(fp, wd);
 404                 if (wd == 0) {
 405                         printf("%s: %s missing clean file list.\n",
 406                                fname, this);
 407                         exit(1);
 408                 }
 409                 clean = ns(wd);
 410                 goto nextparam;
 411         }
 412         if (eq(wd, "compile-with")) {
 413                 next_quoted_word(fp, wd);
 414                 if (wd == 0) {
 415                         printf("%s: %s missing compile command string.\n",
 416                                fname, this);
 417                         exit(1);
 418                 }
 419                 compilewith = ns(wd);
 420                 goto nextparam;
 421         }
 422         if (eq(wd, "warning")) {
 423                 next_quoted_word(fp, wd);
 424                 if (wd == 0) {
 425                         printf("%s: %s missing warning text string.\n",
 426                                 fname, this);
 427                         exit(1);
 428                 }
 429                 warning = ns(wd);
 430                 goto nextparam;
 431         }
 432         nreqs++;
 433         if (eq(wd, "local")) {
 434                 filetype = LOCAL;
 435                 goto nextparam;
 436         }
 437         if (eq(wd, "no-depend")) {
 438                 filetype = NODEPEND;
 439                 goto nextparam;
 440         }
 441         if (eq(wd, "profiling-routine")) {
 442                 filetype = PROFILING;
 443                 goto nextparam;
 444         }
 445         if (eq(wd, "nowerror")) {
 446                 nowerror = 1;
 447                 goto nextparam;
 448         }
 449         if (needs == 0 && nreqs == 1)
 450                 needs = ns(wd);
 451         if (isdup)
 452                 goto invis;
 453         STAILQ_FOREACH(dp, &dtab, d_next)
 454                 if (eq(dp->d_name, wd)) {
 455                         if (std && dp->d_count <= 0)
 456                                 dp->d_count = 1;
 457                         goto nextparam;
 458                 }
 459         if (mandatory) {
 460                 printf("%s: mandatory device \"%s\" not found\n",
 461                        fname, wd);
 462                 exit(1);
 463         }
 464         if (std) {
 465                 printf("standard entry %s has a device keyword - %s!\n",
 466                        this, wd);
 467                 exit(1);
 468         }
 469         SLIST_FOREACH(op, &opt, op_next)
 470                 if (op->op_value == 0 && opteq(op->op_name, wd)) {
 471                         if (nreqs == 1) {
 472                                 free(needs);
 473                                 needs = 0;
 474                         }
 475                         goto nextparam;
 476                 }
 477 invis:
 478         while ((wd = get_word(fp)) != 0)
 479                 ;
 480         if (tp == 0)
 481                 tp = new_fent();
 482         tp->f_fn = this;
 483         tp->f_type = INVISIBLE;
 484         tp->f_needs = needs;
 485         tp->f_flags |= isdup;
 486         if (needcount)
 487                 tp->f_flags |= NEED_COUNT;
 488         tp->f_compilewith = compilewith;
 489         tp->f_depends = depends;
 490         tp->f_clean = clean;
 491         tp->f_warn = warning;
 492         goto next;
 493
 494 doneparam:
 495         if (std == 0 && nreqs == 0) {
 496                 printf("%s: what is %s optional on?\n",
 497                     fname, this);
 498                 exit(1);
 499         }
 500
 501         if (wd) {
 502                 printf("%s: syntax error describing %s\n",
 503                     fname, this);
 504                 exit(1);
 505         }
 506         if (filetype == PROFILING && profiling == 0)
 507                 goto next;
 508         if (tp == 0)
 509                 tp = new_fent();
 510         tp->f_fn = this;
 511         tp->f_type = filetype;
 512         tp->f_flags &= ~ISDUP;
 513         if (imp_rule)
 514                 tp->f_flags |= NO_IMPLCT_RULE;
 515         if (no_obj)
 516                 tp->f_flags |= NO_OBJ;
 517         if (before_depend)
 518                 tp->f_flags |= BEFORE_DEPEND;
 519         if (needcount)
 520                 tp->f_flags |= NEED_COUNT;
 521         if (nowerror)
 522                 tp->f_flags |= NOWERROR;
 523         tp->f_needs = needs;
 524         tp->f_compilewith = compilewith;
 525         tp->f_depends = depends;
 526         tp->f_clean = clean;
 527         tp->f_warn = warning;
 528         if (pf && pf->f_type == INVISIBLE)
 529                 pf->f_flags |= ISDUP;           /* mark as duplicate */
 530         goto next;
 531 }
 532
 533 /*
 534  * Read in the information about files used in making the system.
 535  * Store it in the ftab linked list.
 536  */
 537 static void
 538 read_files(void)
 539 {
 540         char fname[MAXPATHLEN];
 541         struct files_name *nl, *tnl;
 542
 543         if (ident == NULL) {
 544                 printf("no ident line specified\n");
 545                 exit(1);
 546         }
 547         (void) snprintf(fname, sizeof(fname), "../../conf/files");
 548         read_file(fname);
 549         (void) snprintf(fname, sizeof(fname),
 550                         "../../conf/files.%s", machinename);
 551         read_file(fname);
 552         for (nl = STAILQ_FIRST(&fntab); nl != NULL; nl = tnl) {
 553                 read_file(nl->f_name);
 554                 tnl = STAILQ_NEXT(nl, f_next);
 555                 free(nl->f_name);
 556                 free(nl);
 557         }
 558 }
 559
 560 static int
 561 opteq(const char *cp, const char *dp)
 562 {
 563         char c, d;
 564
 565         for (; ; cp++, dp++) {
 566                 if (*cp != *dp) {
 567                         c = isupper(*cp) ? tolower(*cp) : *cp;
 568                         d = isupper(*dp) ? tolower(*dp) : *dp;
 569                         if (c != d)
 570                                 return (0);
 571                 }
 572                 if (*cp == 0)
 573                         return (1);
 574         }
 575 }
 576
 577 static void
 578 do_before_depend(FILE *fp)
 579 {
 580         struct file_list *tp;
 581         int lpos, len;
 582
 583         fputs("BEFORE_DEPEND=", fp);
 584         lpos = 15;
 585         STAILQ_FOREACH(tp, &ftab, f_next)
 586                 if (tp->f_flags & BEFORE_DEPEND) {
 587                         len = strlen(tp->f_fn);
 588                         if ((len = 3 + len) + lpos > 72) {
 589                                 lpos = 8;
 590                                 fputs("\\\n\t", fp);
 591                         }
 592                         if (tp->f_flags & NO_IMPLCT_RULE)
 593                                 fprintf(fp, "%s ", tp->f_fn);
 594                         else
 595                                 fprintf(fp, "$S/%s ", tp->f_fn);
 596                         lpos += len + 1;
 597                 }
 598         if (lpos != 8)
 599                 putc('\n', fp);
 600 }
 601
 602 static void
 603 do_objs(FILE *fp)
 604 {
 605         struct file_list *tp;
 606         int lpos, len;
 607         char *cp, och, *sp;
 608
 609         fprintf(fp, "OBJS=");
 610         lpos = 6;
 611         STAILQ_FOREACH(tp, &ftab, f_next) {
 612                 if (tp->f_type == INVISIBLE || tp->f_flags & NO_OBJ)
 613                         continue;
 614                 sp = tail(tp->f_fn);
 615                 cp = sp + (len = strlen(sp)) - 1;
 616                 och = *cp;
 617                 *cp = 'o';
 618                 if (len + lpos > 72) {
 619                         lpos = 8;
 620                         fprintf(fp, "\\\n\t");
 621                 }
 622                 fprintf(fp, "%s ", sp);
 623                 lpos += len + 1;
 624                 *cp = och;
 625         }
 626         if (lpos != 8)
 627                 putc('\n', fp);
 628 }
 629
 630 static void
 631 do_xxfiles(char *tag, FILE *fp)
 632 {
 633         struct file_list *tp;
 634         int lpos, len, slen;
 635         char *suff, *SUFF;
 636
 637         if (tag[strlen(tag) - 1] == '\n')
 638                 tag[strlen(tag) - 1] = '\0';
 639
 640         suff = ns(tag + 7);
 641         SUFF = ns(suff);
 642         raisestr(SUFF);
 643         slen = strlen(suff);
 644
 645         fprintf(fp, "%sFILES=", SUFF);
 646         lpos = 8;
 647         STAILQ_FOREACH(tp, &ftab, f_next)
 648                 if (tp->f_type != INVISIBLE && tp->f_type != NODEPEND) {
 649                         len = strlen(tp->f_fn);
 650                         if (tp->f_fn[len - slen - 1] != '.')
 651                                 continue;
 652                         if (strcasecmp(&tp->f_fn[len - slen], suff) != 0)
 653                                 continue;
 654                         if ((len = 3 + len) + lpos > 72) {
 655                                 lpos = 8;
 656                                 fputs("\\\n\t", fp);
 657                         }
 658                         if (tp->f_type != LOCAL)
 659                                 fprintf(fp, "$S/%s ", tp->f_fn);
 660                         else
 661                                 fprintf(fp, "%s ", tp->f_fn);
 662                         lpos += len + 1;
 663                 }
 664         if (lpos != 8)
 665                 putc('\n', fp);
 666 }
 667
 668 static char *
 669 tail(char *fn)
 670 {
 671         char *cp;
 672
 673         cp = rindex(fn, '/');
 674         if (cp == 0)
 675                 return (fn);
 676         return (cp+1);
 677 }
 678
 679 /*
 680  * Create the makerules for each file
 681  * which is part of the system.
 682  */
 683 static void
 684 do_rules(FILE *f)
 685 {
 686         char *cp, *np, och, *tp;
 687         struct file_list *ftp;
 688         char *compilewith;
 689
 690         STAILQ_FOREACH(ftp, &ftab, f_next) {
 691                 if (ftp->f_type == INVISIBLE)
 692                         continue;
 693                 if (ftp->f_warn)
 694                         printf("WARNING: %s\n", ftp->f_warn);
 695                 cp = (np = ftp->f_fn) + strlen(ftp->f_fn) - 1;
 696                 och = *cp;
 697                 if (ftp->f_flags & NO_IMPLCT_RULE) {
 698                         if (ftp->f_depends)
 699                                 fprintf(f, "%s: %s\n", np, ftp->f_depends);
 700                         else
 701                                 fprintf(f, "%s: \n", np);
 702                 }
 703                 else {
 704                         *cp = '\0';
 705                         if (och == 'o') {
 706                                 fprintf(f, "%so:\n\t-cp $S/%so .\n\n",
 707                                         tail(np), np);
 708                                 continue;
 709                         }
 710                         if (ftp->f_depends) {
 711                                 fprintf(f, "%sln: $S/%s%c %s\n", tail(np),
 712                                         np, och, ftp->f_depends);
 713                                 fprintf(f, "\t${NORMAL_LINT}\n\n");
 714                                 fprintf(f, "%so: $S/%s%c %s\n", tail(np),
 715                                         np, och, ftp->f_depends);
 716                         }
 717                         else {
 718                                 fprintf(f, "%sln: $S/%s%c\n", tail(np),
 719                                         np, och);
 720                                 fprintf(f, "\t${NORMAL_LINT}\n\n");
 721                                 fprintf(f, "%so: $S/%s%c\n", tail(np),
 722                                         np, och);
 723                         }
 724                 }
 725                 tp = tail(np);
 726                 compilewith = ftp->f_compilewith;
 727                 if (compilewith == 0) {
 728                         const char *ftype = NULL;
 729                         static char cmd[128];
 730
 731                         switch (ftp->f_type) {
 732
 733                         case NORMAL:
 734                                 ftype = "NORMAL";
 735                                 break;
 736
 737                         case PROFILING:
 738                                 if (!profiling)
 739                                         continue;
 740                                 ftype = "PROFILE";
 741                                 break;
 742
 743                         default:
 744                                 printf("config: don't know rules for %s\n", np);
 745                                 break;
 746                         }
 747                         snprintf(cmd, sizeof(cmd), "${%s_%c%s}", ftype,
 748                             toupper(och),
 749                             ftp->f_flags & NOWERROR ? "_NOWERROR" : "");
 750                         compilewith = cmd;
 751                 }
 752                 *cp = och;
 753                 fprintf(f, "\t%s\n\n", compilewith);
 754         }
 755 }
 756
 757 static void
 758 do_clean(FILE *fp)
 759 {
 760         struct file_list *tp;
 761         int lpos, len;
 762
 763         fputs("CLEAN=", fp);
 764         lpos = 7;
 765         STAILQ_FOREACH(tp, &ftab, f_next)
 766                 if (tp->f_clean) {
 767                         len = strlen(tp->f_clean);
 768                         if (len + lpos > 72) {
 769                                 lpos = 8;
 770                                 fputs("\\\n\t", fp);
 771                         }
 772                         fprintf(fp, "%s ", tp->f_clean);
 773                         lpos += len + 1;
 774                 }
 775         if (lpos != 8)
 776                 putc('\n', fp);
 777 }
 778
 779 char *
 780 raisestr(char *str)
 781 {
 782         char *cp = str;
 783
 784         while (*str) {
 785                 if (islower(*str))
 786                         *str = toupper(*str);
 787                 str++;
 788         }
 789         return (cp);
 790 }