usr.sbin/config/mkmakefile.c

   1 /*-
   2  * SPDX-License-Identifier: BSD-3-Clause
   3  *
   4  * Copyright (c) 1980, 1990, 1993
   5  *      The Regents of the University of California.  All rights reserved.
   6  *
   7  * Redistribution and use in source and binary forms, with or without
   8  * modification, are permitted provided that the following conditions
   9  * are met:
  10  * 1. Redistributions of source code must retain the above copyright
  11  *    notice, this list of conditions and the following disclaimer.
  12  * 2. Redistributions in binary form must reproduce the above copyright
  13  *    notice, this list of conditions and the following disclaimer in the
  14  *    documentation and/or other materials provided with the distribution.
  15  * 3. Neither the name of the University nor the names of its contributors
  16  *    may be used to endorse or promote products derived from this software
  17  *    without specific prior written permission.
  18  *
  19  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  20  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  21  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  22  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  23  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  24  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  25  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  26  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  27  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  28  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  29  * SUCH DAMAGE.
  30  */
  31
  32 #ifndef lint
  33 #if 0
  34 static char sccsid[] = "@(#)mkmakefile.c        8.1 (Berkeley) 6/6/93";
  35 #endif
  36 static const char rcsid[] =
  37   "$FreeBSD$";
  38 #endif /* not lint */
  39
  40 /*
  41  * Build the makefile for the system, from
  42  * the information in the files files and the
  43  * additional files for the machine being compiled to.
  44  */
  45
  46 #include <ctype.h>
  47 #include <err.h>
  48 #include <stdarg.h>
  49 #include <stdio.h>
  50 #include <string.h>
  51 #include <sys/param.h>
  52 #include "y.tab.h"
  53 #include "config.h"
  54 #include "configvers.h"
  55
  56 static char *tail(char *);
  57 static void do_clean(FILE *);
  58 static void do_rules(FILE *);
  59 static void do_xxfiles(char *, FILE *);
  60 static void do_objs(FILE *);
  61 static void do_before_depend(FILE *);
  62 static int opteq(const char *, const char *);
  63 static void read_files(void);
  64
  65 static void errout(const char *fmt, ...)
  66 {
  67         va_list ap;
  68
  69         va_start(ap, fmt);
  70         vfprintf(stderr, fmt, ap);
  71         va_end(ap);
  72         exit(1);
  73 }
  74
  75 /*
  76  * Lookup a file, by name.
  77  */
  78 static struct file_list *
  79 fl_lookup(char *file)
  80 {
  81         struct file_list *fp;
  82
  83         STAILQ_FOREACH(fp, &ftab, f_next) {
  84                 if (eq(fp->f_fn, file))
  85                         return (fp);
  86         }
  87         return (0);
  88 }
  89
  90 /*
  91  * Make a new file list entry
  92  */
  93 static struct file_list *
  94 new_fent(void)
  95 {
  96         struct file_list *fp;
  97
  98         fp = (struct file_list *) calloc(1, sizeof *fp);
  99         if (fp == NULL)
 100                 err(EXIT_FAILURE, "calloc");
 101         STAILQ_INSERT_TAIL(&ftab, fp, f_next);
 102         return (fp);
 103 }
 104
 105 /*
 106  * Open the correct Makefile and return it, or error out.
 107  */
 108 FILE *
 109 open_makefile_template(void)
 110 {
 111         FILE *ifp;
 112         char line[BUFSIZ];
 113
 114         snprintf(line, sizeof(line), "../../conf/Makefile.%s", machinename);
 115         ifp = fopen(line, "r");
 116         if (ifp == NULL) {
 117                 snprintf(line, sizeof(line), "Makefile.%s", machinename);
 118                 ifp = fopen(line, "r");
 119         }
 120         if (ifp == NULL)
 121                 err(1, "%s", line);
 122         return (ifp);
 123 }
 124
 125 /*
 126  * Build the makefile from the skeleton
 127  */
 128 void
 129 makefile(void)
 130 {
 131         FILE *ifp, *ofp;
 132         char line[BUFSIZ];
 133         struct opt *op, *t;
 134
 135         read_files();
 136         ifp = open_makefile_template();
 137         ofp = fopen(path("Makefile.new"), "w");
 138         if (ofp == NULL)
 139                 err(1, "%s", path("Makefile.new"));
 140         fprintf(ofp, "KERN_IDENT=%s\n", ident);
 141         fprintf(ofp, "MACHINE=%s\n", machinename);
 142         fprintf(ofp, "MACHINE_ARCH=%s\n", machinearch);
 143         SLIST_FOREACH_SAFE(op, &mkopt, op_next, t) {
 144                 fprintf(ofp, "%s=%s", op->op_name, op->op_value);
 145                 while ((op = SLIST_NEXT(op, op_append)) != NULL)
 146                         fprintf(ofp, " %s", op->op_value);
 147                 fprintf(ofp, "\n");
 148         }
 149         if (debugging)
 150                 fprintf(ofp, "DEBUG=-g\n");
 151         if (profiling)
 152                 fprintf(ofp, "PROFLEVEL=%d\n", profiling);
 153         if (*srcdir != '\0')
 154                 fprintf(ofp,"S=%s\n", srcdir);
 155         while (fgets(line, BUFSIZ, ifp) != NULL) {
 156                 if (*line != '%') {
 157                         fprintf(ofp, "%s", line);
 158                         continue;
 159                 }
 160                 if (eq(line, "%BEFORE_DEPEND\n"))
 161                         do_before_depend(ofp);
 162                 else if (eq(line, "%OBJS\n"))
 163                         do_objs(ofp);
 164                 else if (strncmp(line, "%FILES.", 7) == 0)
 165                         do_xxfiles(line, ofp);
 166                 else if (eq(line, "%RULES\n"))
 167                         do_rules(ofp);
 168                 else if (eq(line, "%CLEAN\n"))
 169                         do_clean(ofp);
 170                 else if (strncmp(line, "%VERSREQ=", 9) == 0)
 171                         line[0] = '\0'; /* handled elsewhere */
 172                 else
 173                         fprintf(stderr,
 174                             "Unknown %% construct in generic makefile: %s",
 175                             line);
 176         }
 177         (void) fclose(ifp);
 178         (void) fclose(ofp);
 179         moveifchanged(path("Makefile.new"), path("Makefile"));
 180 }
 181
 182 /*
 183  * Build hints.c from the skeleton
 184  */
 185 void
 186 makehints(void)
 187 {
 188         FILE *ifp, *ofp;
 189         char line[BUFSIZ];
 190         char *s;
 191         struct hint *hint;
 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         STAILQ_FOREACH(hint, &hints, hint_next) {
 202                 ifp = fopen(hint->hint_name, "r");
 203                 if (ifp == NULL)
 204                         err(1, "%s", hint->hint_name);
 205                 while (fgets(line, BUFSIZ, ifp) != NULL) {
 206                         /* zap trailing CR and/or LF */
 207                         while ((s = strrchr(line, '\n')) != NULL)
 208                                 *s = '\0';
 209                         while ((s = strrchr(line, '\r')) != NULL)
 210                                 *s = '\0';
 211                         /* remove # comments */
 212                         s = strchr(line, '#');
 213                         if (s)
 214                                 *s = '\0';
 215                         /* remove any whitespace and " characters */
 216                         s = line;
 217                         while (*s) {
 218                                 if (*s == ' ' || *s == '\t' || *s == '"') {
 219                                         while (*s) {
 220                                                 s[0] = s[1];
 221                                                 s++;
 222                                         }
 223                                         /* start over */
 224                                         s = line;
 225                                         continue;
 226                                 }
 227                                 s++;
 228                         }
 229                         /* anything left? */
 230                         if (*line == '\0')
 231                                 continue;
 232                         fprintf(ofp, "\"%s\\0\"\n", line);
 233                 }
 234                 fclose(ifp);
 235         }
 236         fprintf(ofp, "\"\\0\"\n};\n");
 237         fclose(ofp);
 238         moveifchanged(path("hints.c.new"), path("hints.c"));
 239 }
 240
 241 /*
 242  * Build env.c from the skeleton
 243  */
 244 void
 245 makeenv(void)
 246 {
 247         FILE *ifp, *ofp;
 248         char line[BUFSIZ];
 249         char *s;
 250
 251         if (env) {
 252                 ifp = fopen(env, "r");
 253                 if (ifp == NULL)
 254                         err(1, "%s", env);
 255         } else {
 256                 ifp = NULL;
 257         }
 258         ofp = fopen(path("env.c.new"), "w");
 259         if (ofp == NULL)
 260                 err(1, "%s", path("env.c.new"));
 261         fprintf(ofp, "#include <sys/types.h>\n");
 262         fprintf(ofp, "#include <sys/systm.h>\n");
 263         fprintf(ofp, "\n");
 264         fprintf(ofp, "int envmode = %d;\n", envmode);
 265         fprintf(ofp, "char static_env[] = {\n");
 266         if (ifp) {
 267                 while (fgets(line, BUFSIZ, ifp) != NULL) {
 268                         /* zap trailing CR and/or LF */
 269                         while ((s = strrchr(line, '\n')) != NULL)
 270                                 *s = '\0';
 271                         while ((s = strrchr(line, '\r')) != NULL)
 272                                 *s = '\0';
 273                         /* remove # comments */
 274                         s = strchr(line, '#');
 275                         if (s)
 276                                 *s = '\0';
 277                         /* remove any whitespace and " characters */
 278                         s = line;
 279                         while (*s) {
 280                                 if (*s == ' ' || *s == '\t' || *s == '"') {
 281                                         while (*s) {
 282                                                 s[0] = s[1];
 283                                                 s++;
 284                                         }
 285                                         /* start over */
 286                                         s = line;
 287                                         continue;
 288                                 }
 289                                 s++;
 290                         }
 291                         /* anything left? */
 292                         if (*line == '\0')
 293                                 continue;
 294                         fprintf(ofp, "\"%s\\0\"\n", line);
 295                 }
 296         }
 297         fprintf(ofp, "\"\\0\"\n};\n");
 298         if (ifp)
 299                 fclose(ifp);
 300         fclose(ofp);
 301         moveifchanged(path("env.c.new"), path("env.c"));
 302 }
 303
 304 static void
 305 read_file(char *fname)
 306 {
 307         char ifname[MAXPATHLEN];
 308         FILE *fp;
 309         struct file_list *tp;
 310         struct device *dp;
 311         struct opt *op;
 312         char *wd, *this, *compilewith, *depends, *clean, *warning;
 313         const char *objprefix;
 314         int compile, match, nreqs, std, filetype, not,
 315             imp_rule, no_obj, before_depend, nowerror;
 316
 317         fp = fopen(fname, "r");
 318         if (fp == NULL)
 319                 err(1, "%s", fname);
 320 next:
 321         /*
 322          * include "filename"
 323          * filename    [ standard | optional ]
 324          *      [ dev* [ | dev* ... ] | profiling-routine ] [ no-obj ]
 325          *      [ compile-with "compile rule" [no-implicit-rule] ]
 326          *      [ dependency "dependency-list"] [ before-depend ]
 327          *      [ clean "file-list"] [ warning "text warning" ]
 328          *      [ obj-prefix "file prefix"]
 329          */
 330         wd = get_word(fp);
 331         if (wd == (char *)EOF) {
 332                 (void) fclose(fp);
 333                 return;
 334         }
 335         if (wd == NULL)
 336                 goto next;
 337         if (wd[0] == '#')
 338         {
 339                 while (((wd = get_word(fp)) != (char *)EOF) && wd)
 340                         ;
 341                 goto next;
 342         }
 343         if (eq(wd, "include")) {
 344                 wd = get_quoted_word(fp);
 345                 if (wd == (char *)EOF || wd == NULL)
 346                         errout("%s: missing include filename.\n", fname);
 347                 (void) snprintf(ifname, sizeof(ifname), "../../%s", wd);
 348                 read_file(ifname);
 349                 while (((wd = get_word(fp)) != (char *)EOF) && wd)
 350                         ;
 351                 goto next;
 352         }
 353         this = ns(wd);
 354         wd = get_word(fp);
 355         if (wd == (char *)EOF)
 356                 return;
 357         if (wd == NULL)
 358                 errout("%s: No type for %s.\n", fname, this);
 359         tp = fl_lookup(this);
 360         compile = 0;
 361         match = 1;
 362         nreqs = 0;
 363         compilewith = 0;
 364         depends = 0;
 365         clean = 0;
 366         warning = 0;
 367         std = 0;
 368         imp_rule = 0;
 369         no_obj = 0;
 370         before_depend = 0;
 371         nowerror = 0;
 372         not = 0;
 373         filetype = NORMAL;
 374         objprefix = "";
 375         if (eq(wd, "standard"))
 376                 std = 1;
 377         else if (!eq(wd, "optional"))
 378                 errout("%s: \"%s\" %s must be optional or standard\n",
 379                     fname, wd, this);
 380         for (wd = get_word(fp); wd; wd = get_word(fp)) {
 381                 if (wd == (char *)EOF)
 382                         return;
 383                 if (eq(wd, "!")) {
 384                         not = 1;
 385                         continue;
 386                 }
 387                 if (eq(wd, "|")) {
 388                         if (nreqs == 0)
 389                                 errout("%s: syntax error describing %s\n",
 390                                        fname, this);
 391                         compile += match;
 392                         match = 1;
 393                         nreqs = 0;
 394                         continue;
 395                 }
 396                 if (eq(wd, "no-obj")) {
 397                         no_obj++;
 398                         continue;
 399                 }
 400                 if (eq(wd, "no-implicit-rule")) {
 401                         if (compilewith == NULL)
 402                                 errout("%s: alternate rule required when "
 403                                        "\"no-implicit-rule\" is specified for"
 404                                        " %s.\n",
 405                                        fname, this);
 406                         imp_rule++;
 407                         continue;
 408                 }
 409                 if (eq(wd, "before-depend")) {
 410                         before_depend++;
 411                         continue;
 412                 }
 413                 if (eq(wd, "dependency")) {
 414                         wd = get_quoted_word(fp);
 415                         if (wd == (char *)EOF || wd == NULL)
 416                                 errout("%s: %s missing dependency string.\n",
 417                                        fname, this);
 418                         depends = ns(wd);
 419                         continue;
 420                 }
 421                 if (eq(wd, "clean")) {
 422                         wd = get_quoted_word(fp);
 423                         if (wd == (char *)EOF || wd == NULL)
 424                                 errout("%s: %s missing clean file list.\n",
 425                                        fname, this);
 426                         clean = ns(wd);
 427                         continue;
 428                 }
 429                 if (eq(wd, "compile-with")) {
 430                         wd = get_quoted_word(fp);
 431                         if (wd == (char *)EOF || wd == NULL)
 432                                 errout("%s: %s missing compile command string.\n",
 433                                        fname, this);
 434                         compilewith = ns(wd);
 435                         continue;
 436                 }
 437                 if (eq(wd, "warning")) {
 438                         wd = get_quoted_word(fp);
 439                         if (wd == (char *)EOF || wd == NULL)
 440                                 errout("%s: %s missing warning text string.\n",
 441                                        fname, this);
 442                         warning = ns(wd);
 443                         continue;
 444                 }
 445                 if (eq(wd, "obj-prefix")) {
 446                         wd = get_quoted_word(fp);
 447                         if (wd == (char *)EOF || wd == NULL)
 448                                 errout("%s: %s missing object prefix string.\n",
 449                                        fname, this);
 450                         objprefix = ns(wd);
 451                         continue;
 452                 }
 453                 if (eq(wd, "nowerror")) {
 454                         nowerror = 1;
 455                         continue;
 456                 }
 457                 if (eq(wd, "local")) {
 458                         filetype = LOCAL;
 459                         continue;
 460                 }
 461                 if (eq(wd, "no-depend")) {
 462                         filetype = NODEPEND;
 463                         continue;
 464                 }
 465                 nreqs++;
 466                 if (eq(wd, "profiling-routine")) {
 467                         filetype = PROFILING;
 468                         continue;
 469                 }
 470                 if (std)
 471                         errout("standard entry %s has optional inclusion specifier %s!\n",
 472                                this, wd);
 473                 STAILQ_FOREACH(dp, &dtab, d_next)
 474                         if (eq(dp->d_name, wd)) {
 475                                 if (not)
 476                                         match = 0;
 477                                 else
 478                                         dp->d_done |= DEVDONE;
 479                                 goto nextparam;
 480                         }
 481                 SLIST_FOREACH(op, &opt, op_next)
 482                         if (op->op_value == 0 && opteq(op->op_name, wd)) {
 483                                 if (not)
 484                                         match = 0;
 485                                 goto nextparam;
 486                         }
 487                 match &= not;
 488 nextparam:;
 489                 not = 0;
 490         }
 491         compile += match;
 492         if (compile && tp == NULL) {
 493                 if (std == 0 && nreqs == 0)
 494                         errout("%s: what is %s optional on?\n",
 495                                fname, this);
 496                 if (filetype == PROFILING && profiling == 0)
 497                         goto next;
 498                 tp = new_fent();
 499                 tp->f_fn = this;
 500                 tp->f_type = filetype;
 501                 if (filetype == LOCAL)
 502                         tp->f_srcprefix = "";
 503                 else
 504                         tp->f_srcprefix = "$S/";
 505                 if (imp_rule)
 506                         tp->f_flags |= NO_IMPLCT_RULE;
 507                 if (no_obj)
 508                         tp->f_flags |= NO_OBJ;
 509                 if (before_depend)
 510                         tp->f_flags |= BEFORE_DEPEND;
 511                 if (nowerror)
 512                         tp->f_flags |= NOWERROR;
 513                 tp->f_compilewith = compilewith;
 514                 tp->f_depends = depends;
 515                 tp->f_clean = clean;
 516                 tp->f_warn = warning;
 517                 tp->f_objprefix = objprefix;
 518         }
 519         goto next;
 520 }
 521
 522 /*
 523  * Read in the information about files used in making the system.
 524  * Store it in the ftab linked list.
 525  */
 526 static void
 527 read_files(void)
 528 {
 529         char fname[MAXPATHLEN];
 530         struct files_name *nl, *tnl;
 531
 532         (void) snprintf(fname, sizeof(fname), "../../conf/files");
 533         read_file(fname);
 534         (void) snprintf(fname, sizeof(fname),
 535                         "../../conf/files.%s", machinename);
 536         read_file(fname);
 537         for (nl = STAILQ_FIRST(&fntab); nl != NULL; nl = tnl) {
 538                 read_file(nl->f_name);
 539                 tnl = STAILQ_NEXT(nl, f_next);
 540                 free(nl->f_name);
 541                 free(nl);
 542         }
 543 }
 544
 545 static int
 546 opteq(const char *cp, const char *dp)
 547 {
 548         char c, d;
 549
 550         for (; ; cp++, dp++) {
 551                 if (*cp != *dp) {
 552                         c = isupper(*cp) ? tolower(*cp) : *cp;
 553                         d = isupper(*dp) ? tolower(*dp) : *dp;
 554                         if (c != d)
 555                                 return (0);
 556                 }
 557                 if (*cp == 0)
 558                         return (1);
 559         }
 560 }
 561
 562 static void
 563 do_before_depend(FILE *fp)
 564 {
 565         struct file_list *tp;
 566         int lpos, len;
 567
 568         fputs("BEFORE_DEPEND=", fp);
 569         lpos = 15;
 570         STAILQ_FOREACH(tp, &ftab, f_next)
 571                 if (tp->f_flags & BEFORE_DEPEND) {
 572                         len = strlen(tp->f_fn);
 573                         if ((len = 3 + len) + lpos > 72) {
 574                                 lpos = 8;
 575                                 fputs("\\\n\t", fp);
 576                         }
 577                         if (tp->f_flags & NO_IMPLCT_RULE)
 578                                 fprintf(fp, "%s ", tp->f_fn);
 579                         else
 580                                 fprintf(fp, "%s%s ", tp->f_srcprefix,
 581                                     tp->f_fn);
 582                         lpos += len + 1;
 583                 }
 584         if (lpos != 8)
 585                 putc('\n', fp);
 586 }
 587
 588 static void
 589 do_objs(FILE *fp)
 590 {
 591         struct file_list *tp;
 592         int lpos, len;
 593         char *cp, och, *sp;
 594
 595         fprintf(fp, "OBJS=");
 596         lpos = 6;
 597         STAILQ_FOREACH(tp, &ftab, f_next) {
 598                 if (tp->f_flags & NO_OBJ)
 599                         continue;
 600                 sp = tail(tp->f_fn);
 601                 cp = sp + (len = strlen(sp)) - 1;
 602                 och = *cp;
 603                 *cp = 'o';
 604                 len += strlen(tp->f_objprefix);
 605                 if (len + lpos > 72) {
 606                         lpos = 8;
 607                         fprintf(fp, "\\\n\t");
 608                 }
 609                 fprintf(fp, "%s%s ", tp->f_objprefix, sp);
 610                 lpos += len + 1;
 611                 *cp = och;
 612         }
 613         if (lpos != 8)
 614                 putc('\n', fp);
 615 }
 616
 617 static void
 618 do_xxfiles(char *tag, FILE *fp)
 619 {
 620         struct file_list *tp;
 621         int lpos, len, slen;
 622         char *suff, *SUFF;
 623
 624         if (tag[strlen(tag) - 1] == '\n')
 625                 tag[strlen(tag) - 1] = '\0';
 626
 627         suff = ns(tag + 7);
 628         SUFF = ns(suff);
 629         raisestr(SUFF);
 630         slen = strlen(suff);
 631
 632         fprintf(fp, "%sFILES=", SUFF);
 633         free(SUFF);
 634         lpos = 8;
 635         STAILQ_FOREACH(tp, &ftab, f_next)
 636                 if (tp->f_type != NODEPEND) {
 637                         len = strlen(tp->f_fn);
 638                         if (tp->f_fn[len - slen - 1] != '.')
 639                                 continue;
 640                         if (strcasecmp(&tp->f_fn[len - slen], suff) != 0)
 641                                 continue;
 642                         if ((len = 3 + len) + lpos > 72) {
 643                                 lpos = 8;
 644                                 fputs("\\\n\t", fp);
 645                         }
 646                         fprintf(fp, "%s%s ", tp->f_srcprefix, tp->f_fn);
 647                         lpos += len + 1;
 648                 }
 649         free(suff);
 650         if (lpos != 8)
 651                 putc('\n', fp);
 652 }
 653
 654 static char *
 655 tail(char *fn)
 656 {
 657         char *cp;
 658
 659         cp = strrchr(fn, '/');
 660         if (cp == NULL)
 661                 return (fn);
 662         return (cp+1);
 663 }
 664
 665 /*
 666  * Create the makerules for each file
 667  * which is part of the system.
 668  */
 669 static void
 670 do_rules(FILE *f)
 671 {
 672         char *cp, *np, och;
 673         struct file_list *ftp;
 674         char *compilewith;
 675         char cmd[128];
 676
 677         STAILQ_FOREACH(ftp, &ftab, f_next) {
 678                 if (ftp->f_warn)
 679                         fprintf(stderr, "WARNING: %s\n", ftp->f_warn);
 680                 cp = (np = ftp->f_fn) + strlen(ftp->f_fn) - 1;
 681                 och = *cp;
 682                 if (ftp->f_flags & NO_IMPLCT_RULE) {
 683                         if (ftp->f_depends)
 684                                 fprintf(f, "%s%s: %s\n",
 685                                         ftp->f_objprefix, np, ftp->f_depends);
 686                         else
 687                                 fprintf(f, "%s%s: \n", ftp->f_objprefix, np);
 688                 }
 689                 else {
 690                         *cp = '\0';
 691                         if (och == 'o') {
 692                                 fprintf(f, "%s%so:\n\t-cp %s%so .\n\n",
 693                                         ftp->f_objprefix, tail(np),
 694                                         ftp->f_srcprefix, np);
 695                                 continue;
 696                         }
 697                         if (ftp->f_depends) {
 698                                 fprintf(f, "%s%so: %s%s%c %s\n",
 699                                         ftp->f_objprefix, tail(np),
 700                                         ftp->f_srcprefix, np, och,
 701                                         ftp->f_depends);
 702                         }
 703                         else {
 704                                 fprintf(f, "%s%so: %s%s%c\n",
 705                                         ftp->f_objprefix, tail(np),
 706                                         ftp->f_srcprefix, np, och);
 707                         }
 708                 }
 709                 compilewith = ftp->f_compilewith;
 710                 if (compilewith == NULL) {
 711                         const char *ftype = NULL;
 712
 713                         switch (ftp->f_type) {
 714                         case NORMAL:
 715                                 ftype = "NORMAL";
 716                                 break;
 717                         case PROFILING:
 718                                 if (!profiling)
 719                                         continue;
 720                                 ftype = "PROFILE";
 721                                 break;
 722                         default:
 723                                 fprintf(stderr,
 724                                     "config: don't know rules for %s\n", np);
 725                                 break;
 726                         }
 727                         snprintf(cmd, sizeof(cmd),
 728                             "${%s_%c%s}", ftype,
 729                             toupper(och),
 730                             ftp->f_flags & NOWERROR ? "_NOWERROR" : "");
 731                         compilewith = cmd;
 732                 }
 733                 *cp = och;
 734                 if (strlen(ftp->f_objprefix))
 735                         fprintf(f, "\t%s %s%s\n", compilewith,
 736                             ftp->f_srcprefix, np);
 737                 else
 738                         fprintf(f, "\t%s\n", compilewith);
 739
 740                 if (!(ftp->f_flags & NO_OBJ))
 741                         fprintf(f, "\t${NORMAL_CTFCONVERT}\n\n");
 742                 else
 743                         fprintf(f, "\n");
 744         }
 745 }
 746
 747 static void
 748 do_clean(FILE *fp)
 749 {
 750         struct file_list *tp;
 751         int lpos, len;
 752
 753         fputs("CLEAN=", fp);
 754         lpos = 7;
 755         STAILQ_FOREACH(tp, &ftab, 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(char *str)
 771 {
 772         char *cp = str;
 773
 774         while (*str) {
 775                 if (islower(*str))
 776                         *str = toupper(*str);
 777                 str++;
 778         }
 779         return (cp);
 780 }