1 /* Data base of default implicit rules for GNU Make.
2 Copyright (C) 1988-2020 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 it under the
6 terms of the GNU General Public License as published by the Free Software
7 Foundation; either version 3 of the License, or (at your option) any later
8 version.
9 
10 GNU Make is distributed in the hope that it will be useful, but WITHOUT ANY
11 WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
12 A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
13 
14 You should have received a copy of the GNU General Public License along with
15 this program.  If not, see <http://www.gnu.org/licenses/>.  */
16 
17 #include "makeint.h"
18 
19 #include <assert.h>
20 
21 #include "filedef.h"
22 #include "variable.h"
23 #include "rule.h"
24 #include "dep.h"
25 #include "job.h"
26 #include "commands.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 #if defined(__MSDOS__) || defined(__EMX__)
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   /* VMS should include all UNIX/POSIX + some VMS extensions */
42   = ".out .exe .a .olb .hlb .tlb .mlb .ln .o .obj .c .cxx .cc .cpp .pas .p \
43 .for .f .r .y .l .ym .yl .mar .s .ss .i .ii .mod .sym .def .h .info .dvi \
44 .tex .texinfo .texi .txinfo .mem .hlp .brn .rnh .rno .rnt .rnx .w .ch .cweb \
45 .web .com .sh .elc .el";
46 #elif defined(__EMX__)
47   = ".out .a .ln .o .c .cc .C .cpp .p .f .F .m .r .y .l .ym .yl .s .S \
48 .mod .sym .def .h .info .dvi .tex .texinfo .texi .txinfo \
49 .w .ch .web .sh .elc .el .obj .exe .dll .lib";
50 #else
51   = ".out .a .ln .o .c .cc .C .cpp .p .f .F .m .r .y .l .ym .yl .s .S \
52 .mod .sym .def .h .info .dvi .tex .texinfo .texi .txinfo \
53 .w .ch .web .sh .elc .el";
54 #endif
55 
56 static struct pspec default_pattern_rules[] =
57   {
58 #ifdef VMS
59     { "(%)", "%",
60         "@if f$$search(\"$@\") .eqs. \"\" then $(LIBRARY)/CREATE/"
61          "$(or "
62           "$(patsubst %,TEXT,$(filter %.tlb %.TLB,$@)),"
63           "$(patsubst %,HELP,$(filter %.hlb %.HLB,$@)),"
64           "$(patsubst %,MACRO,$(filter %.mlb %.MLB,$@)),"
65           "$(and "
66            "$(patsubst %,SHARE,$(filter %.olb %.OLB,$@)),"
67            "$(patsubst %,SHARE,$(filter %.exe %.EXE,$<))),"
68           "OBJECT)"
69          " $@\n"
70         "$(AR) $(ARFLAGS) $@ $<" },
71 
72 #else
73     { "(%)", "%",
74         "$(AR) $(ARFLAGS) $@ $<" },
75 #endif
76     /* The X.out rules are only in BSD's default set because
77        BSD Make has no null-suffix rules, so 'foo.out' and
78        'foo' are the same thing.  */
79 #ifdef VMS
80     { "%.exe", "%",
81         "$(CP) $< $@" },
82 
83 #endif
84     { "%.out", "%",
85         "@rm -f $@ \n cp $< $@" },
86 
87     /* Syntax is "ctangle foo.w foo.ch foo.c".  */
88     { "%.c", "%.w %.ch",
89         "$(CTANGLE) $^ $@" },
90     { "%.tex", "%.w %.ch",
91         "$(CWEAVE) $^ $@" },
92 
93     { 0, 0, 0 }
94   };
95 
96 static struct pspec default_terminal_rules[] =
97   {
98 #ifdef VMS
99 
100     /* RCS.  */
101     { "%", "%$$5lv", /* Multinet style */
102         "if f$$search(\"$@\") .nes. \"\" then +$(CHECKOUT,v)" },
103     { "%", "[.$$rcs]%$$5lv", /* Multinet style */
104         "if f$$search(\"$@\") .nes. \"\" then +$(CHECKOUT,v)" },
105     { "%", "%_v", /* Normal style */
106         "if f$$search(\"$@\") .nes. \"\" then +$(CHECKOUT,v)" },
107     { "%", "[.rcs]%_v", /* Normal style */
108         "if f$$search(\"$@\") .nes. \"\" then +$(CHECKOUT,v)" },
109 
110     /* SCCS.  */
111         /* ain't no SCCS on vms */
112 
113 #else
114     /* RCS.  */
115     { "%", "%,v",
116         "$(CHECKOUT,v)" },
117     { "%", "RCS/%,v",
118         "$(CHECKOUT,v)" },
119     { "%", "RCS/%",
120         "$(CHECKOUT,v)" },
121 
122     /* SCCS.  */
123     { "%", "s.%",
124         "$(GET) $(GFLAGS) $(SCCS_OUTPUT_OPTION) $<" },
125     { "%", "SCCS/s.%",
126         "$(GET) $(GFLAGS) $(SCCS_OUTPUT_OPTION) $<" },
127 #endif /* !VMS */
128     { 0, 0, 0 }
129   };
130 
131 static const char *default_suffix_rules[] =
132   {
133 #ifdef VMS
134     ".o",
135     "$(LINK.obj) $^ $(LOADLIBES) $(LDLIBS) -o $@",
136     ".obj",
137     "$(LINK.obj) $^ $(LOADLIBES) $(LDLIBS) -o $@",
138     ".s",
139     "$(LINK.s) $^ $(LOADLIBES) $(LDLIBS) -o $@",
140     ".S",
141     "$(LINK.S) $^ $(LOADLIBES) $(LDLIBS) -o $@",
142     ".c",
143     "$(LINK.c) $^ $(LOADLIBES) $(LDLIBS) -o $@",
144     ".cc",
145     "$(LINK.cc) $^ $(LOADLIBES) $(LDLIBS) -o $@",
146     ".C",
147     "$(LINK.C) $^ $(LOADLIBES) $(LDLIBS) -o $@",
148     ".cpp",
149     "$(LINK.cpp) $^ $(LOADLIBES) $(LDLIBS) -o $@",
150     ".f",
151     "$(LINK.f) $^ $(LOADLIBES) $(LDLIBS) -o $@",
152     ".m",
153     "$(LINK.m) $^ $(LOADLIBES) $(LDLIBS) -o $@",
154     ".p",
155     "$(LINK.p) $^ $(LOADLIBES) $(LDLIBS) -o $@",
156     ".F",
157     "$(LINK.F) $^ $(LOADLIBES) $(LDLIBS) -o $@",
158     ".r",
159     "$(LINK.r) $^ $(LOADLIBES) $(LDLIBS) -o $@",
160     ".mod",
161     "$(COMPILE.mod) -o $@ -e $@ $^",
162 
163     ".def.sym",
164     "$(COMPILE.def) -o $@ $<",
165 
166     ".sh",
167     "copy $< >$@",
168 
169     ".obj.exe",
170     "$(LINK.obj) $^ $(LOADLIBES) $(LDLIBS) $(CRT0) /exe=$@",
171     ".mar.exe",
172     "$(COMPILE.mar) $^ \n $(LINK.obj) $(subst .mar,.obj,$^) $(LOADLIBES) $(LDLIBS) $(CRT0) /exe=$@",
173     ".s.o",
174     "$(COMPILE.s) -o $@ $<",
175     ".s.exe",
176     "$(COMPILE.s) $^ \n $(LINK.obj) $(subst .s,.obj,$^) $(LOADLIBES) $(LDLIBS) $(CRT0) /exe=$@",
177     ".c.exe",
178     "$(COMPILE.c) $^ \n $(LINK.obj) $(subst .c,.obj,$^) $(LOADLIBES) $(LDLIBS) $(CRT0) /exe=$@",
179     ".cc.exe",
180 #ifdef GCC_IS_NATIVE
181     "$(COMPILE.cc) $^ \n $(LINK.obj) $(CXXSTARTUP),sys$$disk:[]$(subst .cc,.obj,$^) $(LOADLIBES) $(LXLIBS) $(LDLIBS) $(CXXRT0) /exe=$@",
182 #else
183     "$(COMPILE.cc) $^ \n $(CXXLINK.obj) $(subst .cc,.obj,$^) $(LOADLIBES) $(LXLIBS) $(LDLIBS) $(CXXRT0) /exe=$@",
184     ".cxx.exe",
185     "$(COMPILE.cxx) $^ \n $(CXXLINK.obj) $(subst .cxx,.obj,$^) $(LOADLIBES) $(LXLIBS) $(LDLIBS) $(CXXRT0) /exe=$@",
186 #endif
187     ".for.exe",
188     "$(COMPILE.for) $^ \n $(LINK.obj) $(subst .for,.obj,$^) $(LOADLIBES) $(LDLIBS) /exe=$@",
189     ".pas.exe",
190     "$(COMPILE.pas) $^ \n $(LINK.obj) $(subst .pas,.obj,$^) $(LOADLIBES) $(LDLIBS) /exe=$@",
191 
192     ".com",
193     "copy $< >$@",
194 
195     ".mar.obj",
196     "$(COMPILE.mar) /obj=$@ $<",
197     ".s.obj",
198     "$(COMPILE.s) /obj=$@ $<",
199     ".ss.obj",
200     "$(COMPILE.s) /obj=$@ $<",
201     ".c.i",
202     "$(COMPILE.c)/prep /list=$@ $<",
203     ".c.s",
204     "$(COMPILE.c)/noobj/machine /list=$@ $<",
205     ".i.s",
206     "$(COMPILE.c)/noprep/noobj/machine /list=$@ $<",
207     ".c.obj",
208     "$(COMPILE.c) /obj=$@ $<",
209     ".c.o",
210     "$(COMPILE.c) /obj=$@ $<",
211     ".cc.ii",
212     "$(COMPILE.cc)/prep /list=$@ $<",
213     ".cc.ss",
214     "$(COMPILE.cc)/noobj/machine /list=$@ $<",
215     ".ii.ss",
216     "$(COMPILE.cc)/noprep/noobj/machine /list=$@ $<",
217     ".cc.obj",
218     "$(COMPILE.cc) /obj=$@ $<",
219     ".cc.o",
220     "$(COMPILE.cc) /obj=$@ $<",
221     ".cxx.obj",
222     "$(COMPILE.cxx) /obj=$@ $<",
223     ".cxx.o",
224     "$(COMPILE.cxx) /obj=$@ $<",
225     ".for.obj",
226     "$(COMPILE.for) /obj=$@ $<",
227     ".for.o",
228     "$(COMPILE.for) /obj=$@ $<",
229     ".pas.obj",
230     "$(COMPILE.pas) /obj=$@ $<",
231     ".pas.o",
232     "$(COMPILE.pas) /obj=$@ $<",
233 
234     ".y.c",
235     "$(YACC.y) $< \n rename y_tab.c $@",
236     ".l.c",
237     "$(LEX.l) $< \n rename lexyy.c $@",
238 
239     ".texinfo.info",
240     "$(MAKEINFO) $<",
241 
242     ".tex.dvi",
243     "$(TEX) $<",
244 
245     ".cpp.o",
246     "$(COMPILE.cpp) $(OUTPUT_OPTION) $<",
247     ".f.o",
248     "$(COMPILE.f) $(OUTPUT_OPTION) $<",
249     ".m.o",
250     "$(COMPILE.m) $(OUTPUT_OPTION) $<",
251     ".p.o",
252     "$(COMPILE.p) $(OUTPUT_OPTION) $<",
253     ".r.o",
254     "$(COMPILE.r) $(OUTPUT_OPTION) $<",
255     ".mod.o",
256     "$(COMPILE.mod) -o $@ $<",
257 
258     ".c.ln",
259     "$(LINT.c) -C$* $<",
260     ".y.ln",
261     "$(YACC.y) $< \n rename y_tab.c $@",
262 
263     ".l.ln",
264     "@$(RM) $*.c\n $(LEX.l) $< > $*.c\n$(LINT.c) -i $*.c -o $@\n $(RM) $*.c",
265 
266 #else /* ! VMS */
267 
268     ".o",
269     "$(LINK.o) $^ $(LOADLIBES) $(LDLIBS) -o $@",
270     ".s",
271     "$(LINK.s) $^ $(LOADLIBES) $(LDLIBS) -o $@",
272     ".S",
273     "$(LINK.S) $^ $(LOADLIBES) $(LDLIBS) -o $@",
274     ".c",
275     "$(LINK.c) $^ $(LOADLIBES) $(LDLIBS) -o $@",
276     ".cc",
277     "$(LINK.cc) $^ $(LOADLIBES) $(LDLIBS) -o $@",
278     ".C",
279     "$(LINK.C) $^ $(LOADLIBES) $(LDLIBS) -o $@",
280     ".cpp",
281     "$(LINK.cpp) $^ $(LOADLIBES) $(LDLIBS) -o $@",
282     ".f",
283     "$(LINK.f) $^ $(LOADLIBES) $(LDLIBS) -o $@",
284     ".m",
285     "$(LINK.m) $^ $(LOADLIBES) $(LDLIBS) -o $@",
286     ".p",
287     "$(LINK.p) $^ $(LOADLIBES) $(LDLIBS) -o $@",
288     ".F",
289     "$(LINK.F) $^ $(LOADLIBES) $(LDLIBS) -o $@",
290     ".r",
291     "$(LINK.r) $^ $(LOADLIBES) $(LDLIBS) -o $@",
292     ".mod",
293     "$(COMPILE.mod) -o $@ -e $@ $^",
294 
295     ".def.sym",
296     "$(COMPILE.def) -o $@ $<",
297 
298     ".sh",
299     "cat $< >$@ \n chmod a+x $@",
300 
301     ".s.o",
302     "$(COMPILE.s) -o $@ $<",
303     ".S.o",
304     "$(COMPILE.S) -o $@ $<",
305     ".c.o",
306     "$(COMPILE.c) $(OUTPUT_OPTION) $<",
307     ".cc.o",
308     "$(COMPILE.cc) $(OUTPUT_OPTION) $<",
309     ".C.o",
310     "$(COMPILE.C) $(OUTPUT_OPTION) $<",
311     ".cpp.o",
312     "$(COMPILE.cpp) $(OUTPUT_OPTION) $<",
313     ".f.o",
314     "$(COMPILE.f) $(OUTPUT_OPTION) $<",
315     ".m.o",
316     "$(COMPILE.m) $(OUTPUT_OPTION) $<",
317     ".p.o",
318     "$(COMPILE.p) $(OUTPUT_OPTION) $<",
319     ".F.o",
320     "$(COMPILE.F) $(OUTPUT_OPTION) $<",
321     ".r.o",
322     "$(COMPILE.r) $(OUTPUT_OPTION) $<",
323     ".mod.o",
324     "$(COMPILE.mod) -o $@ $<",
325 
326     ".c.ln",
327     "$(LINT.c) -C$* $<",
328     ".y.ln",
329 #ifndef __MSDOS__
330     "$(YACC.y) $< \n $(LINT.c) -C$* y.tab.c \n $(RM) y.tab.c",
331 #else
332     "$(YACC.y) $< \n $(LINT.c) -C$* y_tab.c \n $(RM) y_tab.c",
333 #endif
334     ".l.ln",
335     "@$(RM) $*.c\n $(LEX.l) $< > $*.c\n$(LINT.c) -i $*.c -o $@\n $(RM) $*.c",
336 
337     ".y.c",
338 #ifndef __MSDOS__
339     "$(YACC.y) $< \n mv -f y.tab.c $@",
340 #else
341     "$(YACC.y) $< \n mv -f y_tab.c $@",
342 #endif
343     ".l.c",
344     "@$(RM) $@ \n $(LEX.l) $< > $@",
345     ".ym.m",
346     "$(YACC.m) $< \n mv -f y.tab.c $@",
347     ".lm.m",
348     "@$(RM) $@ \n $(LEX.m) $< > $@",
349 
350     ".F.f",
351     "$(PREPROCESS.F) $(OUTPUT_OPTION) $<",
352     ".r.f",
353     "$(PREPROCESS.r) $(OUTPUT_OPTION) $<",
354 
355     /* This might actually make lex.yy.c if there's no %R% directive in $*.l,
356        but in that case why were you trying to make $*.r anyway?  */
357     ".l.r",
358     "$(LEX.l) $< > $@ \n mv -f lex.yy.r $@",
359 
360     ".S.s",
361     "$(PREPROCESS.S) $< > $@",
362 
363     ".texinfo.info",
364     "$(MAKEINFO) $(MAKEINFO_FLAGS) $< -o $@",
365 
366     ".texi.info",
367     "$(MAKEINFO) $(MAKEINFO_FLAGS) $< -o $@",
368 
369     ".txinfo.info",
370     "$(MAKEINFO) $(MAKEINFO_FLAGS) $< -o $@",
371 
372     ".tex.dvi",
373     "$(TEX) $<",
374 
375     ".texinfo.dvi",
376     "$(TEXI2DVI) $(TEXI2DVI_FLAGS) $<",
377 
378     ".texi.dvi",
379     "$(TEXI2DVI) $(TEXI2DVI_FLAGS) $<",
380 
381     ".txinfo.dvi",
382     "$(TEXI2DVI) $(TEXI2DVI_FLAGS) $<",
383 
384     ".w.c",
385     "$(CTANGLE) $< - $@",       /* The '-' says there is no '.ch' file.  */
386 
387     ".web.p",
388     "$(TANGLE) $<",
389 
390     ".w.tex",
391     "$(CWEAVE) $< - $@",        /* The '-' says there is no '.ch' file.  */
392 
393     ".web.tex",
394     "$(WEAVE) $<",
395 
396 #endif /* !VMS */
397 
398     0, 0,
399   };
400 
401 static const char *default_variables[] =
402   {
403 #ifdef VMS
404 #ifdef __ALPHA
405     "ARCH", "ALPHA",
406 #endif
407 #ifdef __ia64
408     "ARCH", "IA64",
409 #endif
410 #ifdef __VAX
411     "ARCH", "VAX",
412 #endif
413     "AR", "library",
414     "LIBRARY", "library",
415     "ARFLAGS", "/replace",
416     "AS", "macro",
417     "MACRO", "macro",
418 #ifdef GCC_IS_NATIVE
419     "CC", "gcc",
420 #else
421     "CC", "cc",
422 #endif
423     "CD", "builtin_cd",
424     "ECHO", "builtin_echo",
425 #ifdef GCC_IS_NATIVE
426     "C++", "gcc/plus",
427     "CXX", "gcc/plus",
428 #else
429     "C++", "cxx",
430     "CXX", "cxx",
431 #ifndef __ia64
432     "CXXLD", "cxxlink",
433     "CXXLINK", "cxxlink",
434 #else
435     /* CXXLINK is not used on VMS/IA64 */
436     "CXXLD", "link",
437     "CXXLINK", "link",
438 #endif
439 #endif
440     "CO", "co",
441     "CPP", "$(CC) /preprocess_only",
442     "FC", "fortran",
443     /* System V uses these, so explicit rules using them should work.
444        However, there is no way to make implicit rules use them and FC.  */
445     "F77", "$(FC)",
446     "F77FLAGS", "$(FFLAGS)",
447     "LD", "link",
448     "LEX", "lex",
449     "PC", "pascal",
450     "YACC", "bison/yacc",
451     "YFLAGS", "/Define/Verbose",
452     "BISON", "bison",
453     "MAKEINFO", "makeinfo",
454     "TEX", "tex",
455     "TEXINDEX", "texindex",
456 
457     "RM", "delete/nolog",
458 
459     "CSTARTUP", "",
460 #ifdef GCC_IS_NATIVE
461     "CRT0", ",sys$$library:vaxcrtl.olb/lib,gnu_cc_library:crt0.obj",
462     "CXXSTARTUP", "gnu_cc_library:crtbegin.obj",
463     "CXXRT0", ",sys$$library:vaxcrtl.olb/lib,gnu_cc_library:crtend.obj,gnu_cc_library:gxx_main.obj",
464     "LXLIBS", ",gnu_cc_library:libstdcxx.olb/lib,gnu_cc_library:libgccplus.olb/lib",
465     "LDLIBS", ",gnu_cc_library:libgcc.olb/lib",
466 #else
467     "CRT0", "",
468     "CXXSTARTUP", "",
469     "CXXRT0", "",
470     "LXLIBS", "",
471     "LDLIBS", "",
472 #endif
473 
474     "LINK.o", "$(LD) $(LDFLAGS)",
475     "LINK.obj", "$(LD) $(LDFLAGS)",
476 #ifndef GCC_IS_NATIVE
477     "CXXLINK.obj", "$(CXXLD) $(LDFLAGS)",
478     "COMPILE.cxx", "$(CXX) $(CXXFLAGS) $(CPPFLAGS) $(TARGET_ARCH)",
479 #endif
480     "COMPILE.c", "$(CC) $(CFLAGS) $(CPPFLAGS) $(TARGET_ARCH)",
481     "LINK.c", "$(CC) $(CFLAGS) $(CPPFLAGS) $(TARGET_ARCH)",
482     "COMPILE.m", "$(OBJC) $(OBJCFLAGS) $(CPPFLAGS) $(TARGET_ARCH) -c",
483     "LINK.m", "$(OBJC) $(OBJCFLAGS) $(CPPFLAGS) $(LDFLAGS) $(TARGET_ARCH)",
484     "COMPILE.cc", "$(CXX) $(CXXFLAGS) $(CPPFLAGS) $(TARGET_ARCH)",
485     "COMPILE.C", "$(COMPILE.cc)",
486     "COMPILE.cpp", "$(COMPILE.cc)",
487     "LINK.C", "$(LINK.cc)",
488     "LINK.cpp", "$(LINK.cc)",
489     "YACC.y", "$(YACC) $(YFLAGS)",
490     "LEX.l", "$(LEX) $(LFLAGS)",
491     "YACC.m", "$(YACC) $(YFLAGS)",
492     "LEX.m", "$(LEX) $(LFLAGS) -t",
493     "COMPILE.for", "$(FC) $(FFLAGS) $(TARGET_ARCH)",
494     "COMPILE.f", "$(FC) $(FFLAGS) $(TARGET_ARCH) -c",
495     "LINK.f", "$(FC) $(FFLAGS) $(LDFLAGS) $(TARGET_ARCH)",
496     "COMPILE.F", "$(FC) $(FFLAGS) $(CPPFLAGS) $(TARGET_ARCH) -c",
497     "LINK.F", "$(FC) $(FFLAGS) $(CPPFLAGS) $(LDFLAGS) $(TARGET_ARCH)",
498     "COMPILE.r", "$(FC) $(FFLAGS) $(RFLAGS) $(TARGET_ARCH) -c",
499     "LINK.r", "$(FC) $(FFLAGS) $(RFLAGS) $(LDFLAGS) $(TARGET_ARCH)",
500     "COMPILE.pas", "$(PC) $(PFLAGS) $(CPPFLAGS) $(TARGET_ARCH)",
501     "COMPILE.def", "$(M2C) $(M2FLAGS) $(DEFFLAGS) $(TARGET_ARCH)",
502     "COMPILE.mod", "$(M2C) $(M2FLAGS) $(MODFLAGS) $(TARGET_ARCH)",
503     "COMPILE.p", "$(PC) $(PFLAGS) $(CPPFLAGS) $(TARGET_ARCH) -c",
504     "LINK.p", "$(PC) $(PFLAGS) $(CPPFLAGS) $(LDFLAGS) $(TARGET_ARCH)",
505     "COMPILE.mar", "$(MACRO) $(MACROFLAGS)",
506     "COMPILE.s", "$(AS) $(ASFLAGS) $(TARGET_MACH)",
507     "LINK.S", "$(CC) $(ASFLAGS) $(CPPFLAGS) $(LDFLAGS) $(TARGET_MACH)",
508     "COMPILE.S", "$(CC) $(ASFLAGS) $(CPPFLAGS) $(TARGET_MACH) -c",
509     "PREPROCESS.S", "$(CC) -E $(CPPFLAGS)",
510     "PREPROCESS.F", "$(FC) $(FFLAGS) $(CPPFLAGS) $(TARGET_ARCH) -F",
511     "PREPROCESS.r", "$(FC) $(FFLAGS) $(RFLAGS) $(TARGET_ARCH) -F",
512     "LINT.c", "$(LINT) $(LINTFLAGS) $(CPPFLAGS) $(TARGET_ARCH)",
513 
514     "MV", "rename/new_version",
515     "CP", "copy",
516     ".LIBPATTERNS", "%.olb lib%.a",
517 
518 #else /* !VMS */
519 
520     "AR", "ar",
521     "ARFLAGS", "rv",
522     "AS", "as",
523 #ifdef GCC_IS_NATIVE
524     "CC", "gcc",
525 # ifdef __MSDOS__
526     "CXX", "gpp",       /* g++ is an invalid name on MSDOS */
527 # else
528     "CXX", "gcc",
529 # endif /* __MSDOS__ */
530     "OBJC", "gcc",
531 #else
532     "CC", "cc",
533     "CXX", "c++",
534     "OBJC", "cc",
535 #endif
536 
537     /* This expands to $(CO) $(COFLAGS) $< $@ if $@ does not exist,
538        and to the empty string if $@ does exist.  */
539     "CHECKOUT,v", "+$(if $(wildcard $@),,$(CO) $(COFLAGS) $< $@)",
540     "CO", "co",
541     "COFLAGS", "",
542 
543     "CPP", "$(CC) -E",
544 #ifdef  CRAY
545     "CF77PPFLAGS", "-P",
546     "CF77PP", "/lib/cpp",
547     "CFT", "cft77",
548     "CF", "cf77",
549     "FC", "$(CF)",
550 #else   /* Not CRAY.  */
551 #ifdef  _IBMR2
552     "FC", "xlf",
553 #else
554 #ifdef  __convex__
555     "FC", "fc",
556 #else
557     "FC", "f77",
558 #endif /* __convex__ */
559 #endif /* _IBMR2 */
560     /* System V uses these, so explicit rules using them should work.
561        However, there is no way to make implicit rules use them and FC.  */
562     "F77", "$(FC)",
563     "F77FLAGS", "$(FFLAGS)",
564 #endif  /* Cray.  */
565     "GET", SCCS_GET,
566     "LD", "ld",
567 #ifdef GCC_IS_NATIVE
568     "LEX", "flex",
569 #else
570     "LEX", "lex",
571 #endif
572     "LINT", "lint",
573     "M2C", "m2c",
574 #ifdef  pyr
575     "PC", "pascal",
576 #else
577 #ifdef  CRAY
578     "PC", "PASCAL",
579     "SEGLDR", "segldr",
580 #else
581     "PC", "pc",
582 #endif  /* CRAY.  */
583 #endif  /* pyr.  */
584 #ifdef GCC_IS_NATIVE
585     "YACC", "bison -y",
586 #else
587     "YACC", "yacc",     /* Or "bison -y"  */
588 #endif
589     "MAKEINFO", "makeinfo",
590     "TEX", "tex",
591     "TEXI2DVI", "texi2dvi",
592     "WEAVE", "weave",
593     "CWEAVE", "cweave",
594     "TANGLE", "tangle",
595     "CTANGLE", "ctangle",
596 
597     "RM", "rm -f",
598 
599     "LINK.o", "$(CC) $(LDFLAGS) $(TARGET_ARCH)",
600     "COMPILE.c", "$(CC) $(CFLAGS) $(CPPFLAGS) $(TARGET_ARCH) -c",
601     "LINK.c", "$(CC) $(CFLAGS) $(CPPFLAGS) $(LDFLAGS) $(TARGET_ARCH)",
602     "COMPILE.m", "$(OBJC) $(OBJCFLAGS) $(CPPFLAGS) $(TARGET_ARCH) -c",
603     "LINK.m", "$(OBJC) $(OBJCFLAGS) $(CPPFLAGS) $(LDFLAGS) $(TARGET_ARCH)",
604     "COMPILE.cc", "$(CXX) $(CXXFLAGS) $(CPPFLAGS) $(TARGET_ARCH) -c",
605 #ifndef HAVE_CASE_INSENSITIVE_FS
606     /* On case-insensitive filesystems, treat *.C files as *.c files,
607        to avoid erroneously compiling C sources as C++, which will
608        probably fail.  */
609     "COMPILE.C", "$(COMPILE.cc)",
610 #else
611     "COMPILE.C", "$(COMPILE.c)",
612 #endif
613     "COMPILE.cpp", "$(COMPILE.cc)",
614     "LINK.cc", "$(CXX) $(CXXFLAGS) $(CPPFLAGS) $(LDFLAGS) $(TARGET_ARCH)",
615 #ifndef HAVE_CASE_INSENSITIVE_FS
616     "LINK.C", "$(LINK.cc)",
617 #else
618     "LINK.C", "$(LINK.c)",
619 #endif
620     "LINK.cpp", "$(LINK.cc)",
621     "YACC.y", "$(YACC) $(YFLAGS)",
622     "LEX.l", "$(LEX) $(LFLAGS) -t",
623     "YACC.m", "$(YACC) $(YFLAGS)",
624     "LEX.m", "$(LEX) $(LFLAGS) -t",
625     "COMPILE.f", "$(FC) $(FFLAGS) $(TARGET_ARCH) -c",
626     "LINK.f", "$(FC) $(FFLAGS) $(LDFLAGS) $(TARGET_ARCH)",
627     "COMPILE.F", "$(FC) $(FFLAGS) $(CPPFLAGS) $(TARGET_ARCH) -c",
628     "LINK.F", "$(FC) $(FFLAGS) $(CPPFLAGS) $(LDFLAGS) $(TARGET_ARCH)",
629     "COMPILE.r", "$(FC) $(FFLAGS) $(RFLAGS) $(TARGET_ARCH) -c",
630     "LINK.r", "$(FC) $(FFLAGS) $(RFLAGS) $(LDFLAGS) $(TARGET_ARCH)",
631     "COMPILE.def", "$(M2C) $(M2FLAGS) $(DEFFLAGS) $(TARGET_ARCH)",
632     "COMPILE.mod", "$(M2C) $(M2FLAGS) $(MODFLAGS) $(TARGET_ARCH)",
633     "COMPILE.p", "$(PC) $(PFLAGS) $(CPPFLAGS) $(TARGET_ARCH) -c",
634     "LINK.p", "$(PC) $(PFLAGS) $(CPPFLAGS) $(LDFLAGS) $(TARGET_ARCH)",
635     "LINK.s", "$(CC) $(ASFLAGS) $(LDFLAGS) $(TARGET_MACH)",
636     "COMPILE.s", "$(AS) $(ASFLAGS) $(TARGET_MACH)",
637     "LINK.S", "$(CC) $(ASFLAGS) $(CPPFLAGS) $(LDFLAGS) $(TARGET_MACH)",
638     "COMPILE.S", "$(CC) $(ASFLAGS) $(CPPFLAGS) $(TARGET_MACH) -c",
639     "PREPROCESS.S", "$(CC) -E $(CPPFLAGS)",
640     "PREPROCESS.F", "$(FC) $(FFLAGS) $(CPPFLAGS) $(TARGET_ARCH) -F",
641     "PREPROCESS.r", "$(FC) $(FFLAGS) $(RFLAGS) $(TARGET_ARCH) -F",
642     "LINT.c", "$(LINT) $(LINTFLAGS) $(CPPFLAGS) $(TARGET_ARCH)",
643 
644 #ifndef NO_MINUS_C_MINUS_O
645     "OUTPUT_OPTION", "-o $@",
646 #endif
647 
648 #ifdef  SCCS_GET_MINUS_G
649     "SCCS_OUTPUT_OPTION", "-G$@",
650 #endif
651 
652 #if defined(_AMIGA)
653     ".LIBPATTERNS", "%.lib",
654 #elif defined(__MSDOS__)
655     ".LIBPATTERNS", "lib%.a $(DJDIR)/lib/lib%.a",
656 #elif defined(__APPLE__)
657     ".LIBPATTERNS", "lib%.dylib lib%.a",
658 #elif defined(__CYGWIN__) || defined(WINDOWS32)
659     ".LIBPATTERNS", "lib%.dll.a %.dll.a lib%.a %.lib lib%.dll %.dll",
660 #else
661     ".LIBPATTERNS", "lib%.so lib%.a",
662 #endif
663 
664 #endif /* !VMS */
665     /* Make this assignment to avoid undefined variable warnings.  */
666     "GNUMAKEFLAGS", "",
667     0, 0
668   };
669 
670 /* Set up the default .SUFFIXES list.  */
671 
672 void
set_default_suffixes(void)673 set_default_suffixes (void)
674 {
675   suffix_file = enter_file (strcache_add (".SUFFIXES"));
676   suffix_file->builtin = 1;
677 
678   if (no_builtin_rules_flag)
679     define_variable_cname ("SUFFIXES", "", o_default, 0);
680   else
681     {
682       struct dep *d;
683       const char *p = default_suffixes;
684       suffix_file->deps = enter_prereqs (PARSE_SIMPLE_SEQ ((char **)&p, struct dep),
685                                          NULL);
686       for (d = suffix_file->deps; d; d = d->next)
687         d->file->builtin = 1;
688 
689       define_variable_cname ("SUFFIXES", default_suffixes, o_default, 0);
690     }
691 }
692 
693 /* Enter the default suffix rules as file rules.  This used to be done in
694    install_default_implicit_rules, but that loses because we want the
695    suffix rules installed before reading makefiles, and the pattern rules
696    installed after.  */
697 
698 void
install_default_suffix_rules(void)699 install_default_suffix_rules (void)
700 {
701   const char **s;
702 
703   if (no_builtin_rules_flag)
704     return;
705 
706   for (s = default_suffix_rules; *s != 0; s += 2)
707     {
708       struct file *f = enter_file (strcache_add (s[0]));
709       /* This function should run before any makefile is parsed.  */
710       assert (f->cmds == 0);
711       f->cmds = xmalloc (sizeof (struct commands));
712       f->cmds->fileinfo.filenm = 0;
713       f->cmds->commands = xstrdup (s[1]);
714       f->cmds->command_lines = 0;
715       f->cmds->recipe_prefix = RECIPEPREFIX_DEFAULT;
716       f->builtin = 1;
717     }
718 }
719 
720 
721 /* Install the default pattern rules.  */
722 
723 void
install_default_implicit_rules(void)724 install_default_implicit_rules (void)
725 {
726   struct pspec *p;
727 
728   if (no_builtin_rules_flag)
729     return;
730 
731   for (p = default_pattern_rules; p->target != 0; ++p)
732     install_pattern_rule (p, 0);
733 
734   for (p = default_terminal_rules; p->target != 0; ++p)
735     install_pattern_rule (p, 1);
736 }
737 
738 void
define_default_variables(void)739 define_default_variables (void)
740 {
741   const char **s;
742 
743   if (no_builtin_variables_flag)
744     return;
745 
746   for (s = default_variables; *s != 0; s += 2)
747     define_variable (s[0], strlen (s[0]), s[1], o_default, 1);
748 }
749 
750 void
undefine_default_variables(void)751 undefine_default_variables (void)
752 {
753   const char **s;
754 
755   for (s = default_variables; *s != 0; s += 2)
756     undefine_variable_global (s[0], strlen (s[0]), o_default);
757 }
758