gnu/dist/gmake/default.c

   1 /* Data base of default implicit rules for GNU Make.
   2 Copyright (C) 1988,89,90,91,92,93,94,95,96 Free Software Foundation, Inc.
   3 This file is part of GNU Make.
   4
   5 GNU Make is free software; you can redistribute it and/or modify
   6 it under the terms of the GNU General Public License as published by
   7 the Free Software Foundation; either version 2, or (at your option)
   8 any later version.
   9
  10 GNU Make is distributed in the hope that it will be useful,
  11 but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13 GNU General Public License for more details.
  14
  15 You should have received a copy of the GNU General Public License
  16 along with GNU Make; see the file COPYING.  If not, write to
  17 the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  18 Boston, MA 02111-1307, USA.  */
  19
  20 #include "make.h"
  21 #include "rule.h"
  22 #include "dep.h"
  23 #include "filedef.h"
  24 #include "job.h"
  25 #include "commands.h"
  26 #include "variable.h"
  27
  28 /* Define GCC_IS_NATIVE if gcc is the native development environment on
  29    your system (gcc/bison/flex vs cc/yacc/lex).  */
  30 #ifdef __MSDOS__
  31 #define GCC_IS_NATIVE
  32 #endif
  33
  34
  35 /* This is the default list of suffixes for suffix rules.
  36    `.s' must come last, so that a `.o' file will be made from
  37    a `.c' or `.p' or ... file rather than from a .s file.  */
  38
  39 static char default_suffixes[]
  40 #ifdef VMS
  41   = ".exe .olb .ln .obj .c .cxx .cc .pas .p .for .f .r .y .l .mar \
  42 .s .ss .i .ii .mod .sym .def .h .info .dvi .tex .texinfo .texi .txinfo \
  43 .w .ch .cweb .web .com .sh .elc .el";
  44 #else
  45   = ".out .a .ln .o .c .cc .C .cpp .p .f .F .r .y .l .s .S \
  46 .mod .sym .def .h .info .dvi .tex .texinfo .texi .txinfo \
  47 .w .ch .web .sh .elc .el";
  48 #endif
  49
  50 static struct pspec default_pattern_rules[] =
  51   {
  52     { "(%)", "%",
  53         "$(AR) $(ARFLAGS) $@ $<" },
  54
  55     /* The X.out rules are only in BSD's default set because
  56        BSD Make has no null-suffix rules, so `foo.out' and
  57        `foo' are the same thing.  */
  58 #ifdef VMS
  59     { "%.exe", "%",
  60         "copy $< $@" },
  61 #else
  62     { "%.out", "%",
  63         "@rm -f $@ \n cp $< $@" },
  64 #endif
  65     /* Syntax is "ctangle foo.w foo.ch foo.c".  */
  66     { "%.c", "%.w %.ch",
  67         "$(CTANGLE) $^ $@" },
  68     { "%.tex", "%.w %.ch",
  69         "$(CWEAVE) $^ $@" },
  70
  71     { 0, 0, 0 }
  72   };
  73
  74 static struct pspec default_terminal_rules[] =
  75   {
  76 #ifdef VMS
  77     /* RCS.  */
  78     { "%", "%$$5lv", /* Multinet style */
  79         "if f$$search($@) .nes. \"\" then +$(CHECKOUT,v)" },
  80     { "%", "[.$$rcs]%$$5lv", /* Multinet style */
  81         "if f$$search($@) .nes. \"\" then +$(CHECKOUT,v)" },
  82     { "%", "%_v", /* Normal style */
  83         "if f$$search($@) .nes. \"\" then +$(CHECKOUT,v)" },
  84     { "%", "[.rcs]%_v", /* Normal style */
  85         "if f$$search($@) .nes. \"\" then +$(CHECKOUT,v)" },
  86
  87     /* SCCS.  */
  88         /* ain't no SCCS on vms */
  89 #else
  90     /* RCS.  */
  91     { "%", "%,v",
  92         "$(CHECKOUT,v)" },
  93     { "%", "RCS/%,v",
  94         "$(CHECKOUT,v)" },
  95     { "%", "RCS/%",
  96         "$(CHECKOUT,v)" },
  97
  98     /* SCCS.  */
  99     { "%", "s.%",
 100         "$(GET) $(GFLAGS) $(SCCS_OUTPUT_OPTION) $<" },
 101     { "%", "SCCS/s.%",
 102         "$(GET) $(GFLAGS) $(SCCS_OUTPUT_OPTION) $<" },
 103 #endif /* !VMS */
 104     { 0, 0, 0 }
 105   };
 106
 107 static char *default_suffix_rules[] =
 108   {
 109 #ifdef VMS
 110     ".obj.exe",
 111     "$(LINK.obj) $^ $(LOADLIBES) $(LDLIBS) $(CRT0) /exe=$@",
 112     ".mar.exe",
 113     "$(COMPILE.mar) $^ \n $(LINK.obj) $(subst .mar,.obj,$^) $(LOADLIBES) $(LDLIBS) $(CRT0) /exe=$@",
 114     ".s.exe",
 115     "$(COMPILE.s) $^ \n $(LINK.obj) $(subst .s,.obj,$^) $(LOADLIBES) $(LDLIBS) $(CRT0) /exe=$@",
 116     ".c.exe",
 117     "$(COMPILE.c) $^ \n $(LINK.obj) $(subst .c,.obj,$^) $(LOADLIBES) $(LDLIBS) $(CRT0) /exe=$@",
 118     ".cc.exe",
 119 #ifdef GCC_IS_NATIVE
 120     "$(COMPILE.cc) $^ \n $(LINK.obj) $(CXXSTARTUP),sys$$disk:[]$(subst .cc,.obj,$^) $(LOADLIBES) $(LXLIBS) $(LDLIBS) $(CXXRT0) /exe=$@",
 121 #else
 122     "$(COMPILE.cc) $^ \n $(CXXLINK.obj) $(subst .cc,.obj,$^) $(LOADLIBES) $(LXLIBS) $(LDLIBS) $(CXXRT0) /exe=$@",
 123     ".cxx.exe",
 124     "$(COMPILE.cxx) $^ \n $(CXXLINK.obj) $(subst .cxx,.obj,$^) $(LOADLIBES) $(LXLIBS) $(LDLIBS) $(CXXRT0) /exe=$@",
 125 #endif
 126     ".for.exe",
 127     "$(COMPILE.for) $^ \n $(LINK.obj) $(subst .for,.obj,$^) $(LOADLIBES) $(LDLIBS) /exe=$@",
 128     ".pas.exe",
 129     "$(COMPILE.pas) $^ \n $(LINK.obj) $(subst .pas,.obj,$^) $(LOADLIBES) $(LDLIBS) /exe=$@",
 130
 131     ".com",
 132     "copy $< >$@",
 133
 134     ".mar.obj",
 135     "$(COMPILE.mar) /obj=$@ $<",
 136     ".s.obj",
 137     "$(COMPILE.s) /obj=$@ $<",
 138     ".ss.obj",
 139     "$(COMPILE.s) /obj=$@ $<",
 140     ".c.i",
 141     "$(COMPILE.c)/prep /list=$@ $<",
 142     ".c.s",
 143     "$(COMPILE.c)/noobj/machine /list=$@ $<",
 144     ".i.s",
 145     "$(COMPILE.c)/noprep/noobj/machine /list=$@ $<",
 146     ".c.obj",
 147     "$(COMPILE.c) /obj=$@ $<",
 148     ".cc.ii",
 149     "$(COMPILE.cc)/prep /list=$@ $<",
 150     ".cc.ss",
 151     "$(COMPILE.cc)/noobj/machine /list=$@ $<",
 152     ".ii.ss",
 153     "$(COMPILE.cc)/noprep/noobj/machine /list=$@ $<",
 154     ".cc.obj",
 155     "$(COMPILE.cc) /obj=$@ $<",
 156     ".for.obj",
 157     "$(COMPILE.for) /obj=$@ $<",
 158     ".pas.obj",
 159     "$(COMPILE.pas) /obj=$@ $<",
 160
 161     ".y.c",
 162     "$(YACC.y) $< \n rename y_tab.c $@",
 163     ".l.c",
 164     "$(LEX.l) $< \n rename lexyy.c $@",
 165
 166     ".texinfo.info",
 167     "$(MAKEINFO) $<",
 168
 169     ".tex.dvi",
 170     "$(TEX) $<",
 171
 172 #else /* ! VMS */
 173
 174     ".o",
 175     "$(LINK.o) $^ $(LOADLIBES) $(LDLIBS) -o $@",
 176     ".s",
 177     "$(LINK.s) $^ $(LOADLIBES) $(LDLIBS) -o $@",
 178     ".S",
 179     "$(LINK.S) $^ $(LOADLIBES) $(LDLIBS) -o $@",
 180     ".c",
 181     "$(LINK.c) $^ $(LOADLIBES) $(LDLIBS) -o $@",
 182     ".cc",
 183     "$(LINK.cc) $^ $(LOADLIBES) $(LDLIBS) -o $@",
 184     ".C",
 185     "$(LINK.C) $^ $(LOADLIBES) $(LDLIBS) -o $@",
 186     ".cpp",
 187     "$(LINK.cpp) $^ $(LOADLIBES) $(LDLIBS) -o $@",
 188     ".f",
 189     "$(LINK.f) $^ $(LOADLIBES) $(LDLIBS) -o $@",
 190     ".p",
 191     "$(LINK.p) $^ $(LOADLIBES) $(LDLIBS) -o $@",
 192     ".F",
 193     "$(LINK.F) $^ $(LOADLIBES) $(LDLIBS) -o $@",
 194     ".r",
 195     "$(LINK.r) $^ $(LOADLIBES) $(LDLIBS) -o $@",
 196     ".mod",
 197     "$(COMPILE.mod) -o $@ -e $@ $^",
 198
 199     ".def.sym",
 200     "$(COMPILE.def) -o $@ $<",
 201
 202     ".sh",
 203     "cat $< >$@ \n chmod a+x $@",
 204
 205     ".s.o",
 206     "$(COMPILE.s) -o $@ $<",
 207     ".S.o",
 208     "$(COMPILE.S) -o $@ $<",
 209     ".c.o",
 210     "$(COMPILE.c) $(OUTPUT_OPTION) $<",
 211     ".cc.o",
 212     "$(COMPILE.cc) $(OUTPUT_OPTION) $<",
 213     ".C.o",
 214     "$(COMPILE.C) $(OUTPUT_OPTION) $<",
 215     ".cpp.o",
 216     "$(COMPILE.cpp) $(OUTPUT_OPTION) $<",
 217     ".f.o",
 218     "$(COMPILE.f) $(OUTPUT_OPTION) $<",
 219     ".p.o",
 220     "$(COMPILE.p) $(OUTPUT_OPTION) $<",
 221     ".F.o",
 222     "$(COMPILE.F) $(OUTPUT_OPTION) $<",
 223     ".r.o",
 224     "$(COMPILE.r) $(OUTPUT_OPTION) $<",
 225     ".mod.o",
 226     "$(COMPILE.mod) -o $@ $<",
 227
 228     ".c.ln",
 229     "$(LINT.c) -C$* $<",
 230     ".y.ln",
 231 #ifndef __MSDOS__
 232     "$(YACC.y) $< \n $(LINT.c) -C$* y.tab.c \n $(RM) y.tab.c",
 233 #else
 234     "$(YACC.y) $< \n $(LINT.c) -C$* y_tab.c \n $(RM) y_tab.c",
 235 #endif
 236     ".l.ln",
 237     "@$(RM) $*.c\n $(LEX.l) $< > $*.c\n$(LINT.c) -i $*.c -o $@\n $(RM) $*.c",
 238
 239     ".y.c",
 240 #ifndef __MSDOS__
 241     "$(YACC.y) $< \n mv -f y.tab.c $@",
 242 #else
 243     "$(YACC.y) $< \n mv -f y_tab.c $@",
 244 #endif
 245     ".l.c",
 246     "@$(RM) $@ \n $(LEX.l) $< > $@",
 247
 248     ".F.f",
 249     "$(PREPROCESS.F) $(OUTPUT_OPTION) $<",
 250     ".r.f",
 251     "$(PREPROCESS.r) $(OUTPUT_OPTION) $<",
 252
 253     /* This might actually make lex.yy.c if there's no %R%
 254        directive in $*.l, but in that case why were you
 255        trying to make $*.r anyway?  */
 256     ".l.r",
 257     "$(LEX.l) $< > $@ \n mv -f lex.yy.r $@",
 258
 259     ".S.s",
 260     "$(PREPROCESS.S) $< > $@",
 261
 262     ".texinfo.info",
 263     "$(MAKEINFO) $(MAKEINFO_FLAGS) $< -o $@",
 264
 265     ".texi.info",
 266     "$(MAKEINFO) $(MAKEINFO_FLAGS) $< -o $@",
 267
 268     ".txinfo.info",
 269     "$(MAKEINFO) $(MAKEINFO_FLAGS) $< -o $@",
 270
 271     ".tex.dvi",
 272     "$(TEX) $<",
 273
 274     ".texinfo.dvi",
 275     "$(TEXI2DVI) $(TEXI2DVI_FLAGS) $<",
 276
 277     ".texi.dvi",
 278     "$(TEXI2DVI) $(TEXI2DVI_FLAGS) $<",
 279
 280     ".txinfo.dvi",
 281     "$(TEXI2DVI) $(TEXI2DVI_FLAGS) $<",
 282
 283     ".w.c",
 284     "$(CTANGLE) $< - $@",       /* The `-' says there is no `.ch' file.  */
 285
 286     ".web.p",
 287     "$(TANGLE) $<",
 288
 289     ".w.tex",
 290     "$(CWEAVE) $< - $@",        /* The `-' says there is no `.ch' file.  */
 291
 292     ".web.tex",
 293     "$(WEAVE) $<",
 294
 295 #endif /* !VMS */
 296
 297     0, 0,
 298   };
 299
 300 static char *default_variables[] =
 301   {
 302 #ifdef VMS
 303 #ifdef __ALPHA
 304     "ARCH", "ALPHA",
 305 #else
 306     "ARCH", "VAX",
 307 #endif
 308     "AR", "library/obj",
 309     "ARFLAGS", "/replace",
 310     "AS", "macro",
 311     "MACRO", "macro",
 312 #ifdef GCC_IS_NATIVE
 313     "CC", "gcc",
 314 #else
 315     "CC", "cc",
 316 #endif
 317     "CD", "builtin_cd",
 318     "MAKE", "make",
 319     "ECHO", "write sys$$output \"",
 320 #ifdef GCC_IS_NATIVE
 321     "C++", "gcc/plus",
 322     "CXX", "gcc/plus",
 323 #else
 324     "C++", "cxx",
 325     "CXX", "cxx",
 326     "CXXLD", "cxxlink",
 327 #endif
 328     "CO", "co",
 329     "CPP", "$(CC) /preprocess_only",
 330     "FC", "fortran",
 331     /* System V uses these, so explicit rules using them should work.
 332        However, there is no way to make implicit rules use them and FC.  */
 333     "F77", "$(FC)",
 334     "F77FLAGS", "$(FFLAGS)",
 335     "LD", "link",
 336     "LEX", "lex",
 337     "PC", "pascal",
 338     "YACC", "bison/yacc",
 339     "YFLAGS", "/Define/Verbose",
 340     "BISON", "bison",
 341     "MAKEINFO", "makeinfo",
 342     "TEX", "tex",
 343     "TEXINDEX", "texindex",
 344
 345     "RM", "delete/nolog",
 346
 347     "CSTARTUP", "",
 348 #ifdef GCC_IS_NATIVE
 349     "CRT0", ",sys$$library:vaxcrtl.olb/lib,gnu_cc_library:crt0.obj",
 350     "CXXSTARTUP", "gnu_cc_library:crtbegin.obj",
 351     "CXXRT0", ",sys$$library:vaxcrtl.olb/lib,gnu_cc_library:crtend.obj,gnu_cc_library:gxx_main.obj",
 352     "LXLIBS", ",gnu_cc_library:libstdcxx.olb/lib,gnu_cc_library:libgccplus.olb/lib",
 353     "LDLIBS", ",gnu_cc_library:libgcc.olb/lib",
 354 #else
 355     "CRT0", "",
 356     "CXXSTARTUP", "",
 357     "CXXRT0", "",
 358     "LXLIBS", "",
 359     "LDLIBS", "",
 360 #endif
 361
 362     "LINK.obj", "$(LD) $(LDFLAGS)",
 363 #ifndef GCC_IS_NATIVE
 364     "CXXLINK.obj", "$(CXXLD) $(LDFLAGS)",
 365     "COMPILE.cxx", "$(CXX) $(CXXFLAGS) $(CPPFLAGS) $(TARGET_ARCH)",
 366 #endif
 367     "COMPILE.c", "$(CC) $(CFLAGS) $(CPPFLAGS) $(TARGET_ARCH)",
 368     "COMPILE.cc", "$(CXX) $(CXXFLAGS) $(CPPFLAGS) $(TARGET_ARCH)",
 369     "YACC.y", "$(YACC) $(YFLAGS)",
 370     "LEX.l", "$(LEX) $(LFLAGS)",
 371     "COMPILE.for", "$(FC) $(FFLAGS) $(TARGET_ARCH)",
 372     "COMPILE.pas", "$(PC) $(PFLAGS) $(CPPFLAGS) $(TARGET_ARCH)",
 373     "COMPILE.mar", "$(MACRO) $(MACROFLAGS)",
 374     "COMPILE.s", "$(AS) $(ASFLAGS) $(TARGET_MACH)",
 375     "LINT.c", "$(LINT) $(LINTFLAGS) $(CPPFLAGS) $(TARGET_ARCH)",
 376
 377     "MV", "rename/new_version",
 378     "CP", "copy",
 379
 380 #else /* !VMS */
 381
 382     "AR", "ar",
 383     "ARFLAGS", "rv",
 384     "AS", "as",
 385 #ifdef GCC_IS_NATIVE
 386     "CC", "gcc",
 387 # ifdef __MSDOS__
 388     "CXX", "gpp",       /* g++ is an invalid name on MSDOS */
 389 # else
 390     "CXX", "gcc",
 391 # endif /* __MSDOS__ */
 392 #else
 393     "CC", "cc",
 394     "CXX", "g++",
 395 #endif
 396
 397     /* This expands to $(CO) $(COFLAGS) $< $@ if $@ does not exist,
 398        and to the empty string if $@ does exist.  */
 399     "CHECKOUT,v", "+$(if $(wildcard $@),,$(CO) $(COFLAGS) $< $@)",
 400     "CO", "co",
 401     "COFLAGS", "",
 402
 403     "CPP", "$(CC) -E",
 404 #ifdef  CRAY
 405     "CF77PPFLAGS", "-P",
 406     "CF77PP", "/lib/cpp",
 407     "CFT", "cft77",
 408     "CF", "cf77",
 409     "FC", "$(CF)",
 410 #else   /* Not CRAY.  */
 411 #ifdef  _IBMR2
 412     "FC", "xlf",
 413 #else
 414 #ifdef  __convex__
 415     "FC", "fc",
 416 #else
 417     "FC", "f77",
 418 #endif /* __convex__ */
 419 #endif /* _IBMR2 */
 420     /* System V uses these, so explicit rules using them should work.
 421        However, there is no way to make implicit rules use them and FC.  */
 422     "F77", "$(FC)",
 423     "F77FLAGS", "$(FFLAGS)",
 424 #endif  /* Cray.  */
 425     "GET", SCCS_GET,
 426     "LD", "ld",
 427 #ifdef GCC_IS_NATIVE
 428     "LEX", "flex",
 429 #else
 430     "LEX", "lex",
 431 #endif
 432     "LINT", "lint",
 433     "M2C", "m2c",
 434 #ifdef  pyr
 435     "PC", "pascal",
 436 #else
 437 #ifdef  CRAY
 438     "PC", "PASCAL",
 439     "SEGLDR", "segldr",
 440 #else
 441     "PC", "pc",
 442 #endif  /* CRAY.  */
 443 #endif  /* pyr.  */
 444 #ifdef GCC_IS_NATIVE
 445     "YACC", "bison -y",
 446 #else
 447     "YACC", "yacc",     /* Or "bison -y"  */
 448 #endif
 449     "MAKEINFO", "makeinfo",
 450     "TEX", "tex",
 451     "TEXI2DVI", "texi2dvi",
 452     "WEAVE", "weave",
 453     "CWEAVE", "cweave",
 454     "TANGLE", "tangle",
 455     "CTANGLE", "ctangle",
 456
 457     "RM", "rm -f",
 458
 459     "LINK.o", "$(CC) $(LDFLAGS) $(TARGET_ARCH)",
 460     "COMPILE.c", "$(CC) $(CFLAGS) $(CPPFLAGS) $(TARGET_ARCH) -c",
 461     "LINK.c", "$(CC) $(CFLAGS) $(CPPFLAGS) $(LDFLAGS) $(TARGET_ARCH)",
 462     "COMPILE.cc", "$(CXX) $(CXXFLAGS) $(CPPFLAGS) $(TARGET_ARCH) -c",
 463     "COMPILE.C", "$(COMPILE.cc)",
 464     "COMPILE.cpp", "$(COMPILE.cc)",
 465     "LINK.cc", "$(CXX) $(CXXFLAGS) $(CPPFLAGS) $(LDFLAGS) $(TARGET_ARCH)",
 466     "LINK.C", "$(LINK.cc)",
 467     "LINK.cpp", "$(LINK.cc)",
 468     "YACC.y", "$(YACC) $(YFLAGS)",
 469     "LEX.l", "$(LEX) $(LFLAGS) -t",
 470     "COMPILE.f", "$(FC) $(FFLAGS) $(TARGET_ARCH) -c",
 471     "LINK.f", "$(FC) $(FFLAGS) $(LDFLAGS) $(TARGET_ARCH)",
 472     "COMPILE.F", "$(FC) $(FFLAGS) $(CPPFLAGS) $(TARGET_ARCH) -c",
 473     "LINK.F", "$(FC) $(FFLAGS) $(CPPFLAGS) $(LDFLAGS) $(TARGET_ARCH)",
 474     "COMPILE.r", "$(FC) $(FFLAGS) $(RFLAGS) $(TARGET_ARCH) -c",
 475     "LINK.r", "$(FC) $(FFLAGS) $(RFLAGS) $(LDFLAGS) $(TARGET_ARCH)",
 476     "COMPILE.def", "$(M2C) $(M2FLAGS) $(DEFFLAGS) $(TARGET_ARCH)",
 477     "COMPILE.mod", "$(M2C) $(M2FLAGS) $(MODFLAGS) $(TARGET_ARCH)",
 478     "COMPILE.p", "$(PC) $(PFLAGS) $(CPPFLAGS) $(TARGET_ARCH) -c",
 479     "LINK.p", "$(PC) $(PFLAGS) $(CPPFLAGS) $(LDFLAGS) $(TARGET_ARCH)",
 480     "LINK.s", "$(CC) $(ASFLAGS) $(LDFLAGS) $(TARGET_MACH)",
 481     "COMPILE.s", "$(AS) $(ASFLAGS) $(TARGET_MACH)",
 482     "LINK.S", "$(CC) $(ASFLAGS) $(CPPFLAGS) $(LDFLAGS) $(TARGET_MACH)",
 483     "COMPILE.S", "$(CC) $(ASFLAGS) $(CPPFLAGS) $(TARGET_MACH) -c",
 484     "PREPROCESS.S", "$(CC) -E $(CPPFLAGS)",
 485     "PREPROCESS.F", "$(FC) $(FFLAGS) $(CPPFLAGS) $(TARGET_ARCH) -F",
 486     "PREPROCESS.r", "$(FC) $(FFLAGS) $(RFLAGS) $(TARGET_ARCH) -F",
 487     "LINT.c", "$(LINT) $(LINTFLAGS) $(CPPFLAGS) $(TARGET_ARCH)",
 488
 489 #ifndef NO_MINUS_C_MINUS_O
 490     "OUTPUT_OPTION", "-o $@",
 491 #endif
 492
 493 #ifdef  SCCS_GET_MINUS_G
 494     "SCCS_OUTPUT_OPTION", "-G$@",
 495 #endif
 496
 497 #ifdef _AMIGA
 498     ".LIBPATTERNS", "%.lib",
 499 #else
 500 #ifdef __MSDOS__
 501     ".LIBPATTERNS", "lib%.a $(DJDIR)/lib/lib%.a",
 502 #else
 503     ".LIBPATTERNS", "lib%.so lib%.a",
 504 #endif
 505 #endif
 506
 507 #endif /* !VMS */
 508     0, 0
 509   };
 510 \f
 511 /* Set up the default .SUFFIXES list.  */
 512
 513 void
 514 set_default_suffixes ()
 515 {
 516   suffix_file = enter_file (".SUFFIXES");
 517
 518   if (no_builtin_rules_flag)
 519     (void) define_variable ("SUFFIXES", 8, "", o_default, 0);
 520   else
 521     {
 522       char *p = default_suffixes;
 523       suffix_file->deps = (struct dep *)
 524         multi_glob (parse_file_seq (&p, '\0', sizeof (struct dep), 1),
 525                     sizeof (struct dep));
 526       (void) define_variable ("SUFFIXES", 8, default_suffixes, o_default, 0);
 527     }
 528 }
 529
 530 /* Enter the default suffix rules as file rules.  This used to be done in
 531    install_default_implicit_rules, but that loses because we want the
 532    suffix rules installed before reading makefiles, and thee pattern rules
 533    installed after.  */
 534
 535 void
 536 install_default_suffix_rules ()
 537 {
 538   register char **s;
 539
 540   if (no_builtin_rules_flag)
 541     return;
 542
 543  for (s = default_suffix_rules; *s != 0; s += 2)
 544     {
 545       register struct file *f = enter_file (s[0]);
 546       /* Don't clobber cmds given in a makefile if there were any.  */
 547       if (f->cmds == 0)
 548         {
 549           f->cmds = (struct commands *) xmalloc (sizeof (struct commands));
 550           f->cmds->fileinfo.filenm = 0;
 551           f->cmds->commands = s[1];
 552           f->cmds->command_lines = 0;
 553         }
 554     }
 555 }
 556
 557
 558 /* Install the default pattern rules.  */
 559
 560 void
 561 install_default_implicit_rules ()
 562 {
 563   register struct pspec *p;
 564
 565   if (no_builtin_rules_flag)
 566     return;
 567
 568   for (p = default_pattern_rules; p->target != 0; ++p)
 569     install_pattern_rule (p, 0);
 570
 571   for (p = default_terminal_rules; p->target != 0; ++p)
 572     install_pattern_rule (p, 1);
 573 }
 574
 575 void
 576 define_default_variables ()
 577 {
 578   register char **s;
 579
 580   if (no_builtin_variables_flag)
 581     return;
 582
 583   for (s = default_variables; *s != 0; s += 2)
 584     (void) define_variable (s[0], strlen (s[0]), s[1], o_default, 1);
 585 }