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227 dpurdie 1 
###############################################################################
2 
# File:     TOOLSET/gcc.rul[e]
3 
# Contents: GCC rules
4 
#
5 
###############################################################################
6 
 
7 
###############################################################################
8 
#..     Remove "undef" warnings
9 
#
10 
cc_includes	+=
11 
cc_defines	+=
12 
cxx_includes	+=
13 
cxx_defines	+=
14 
as_includes	+=
15 
as_defines	+=
16 
 
17 
 
18 
###############################################################################
19 
#..     Toolset defaults
383 dpurdie 20 
#           mkdepend is a lot faster that gcc
227 dpurdie 21 
#
383 dpurdie 22 
USE_GCCDEPEND	= 0
227 dpurdie 23 
 
24 
###############################################################################
25 
#..     Parse user options
26 
#       Global options already parsed
27 
#       These options extend the global options
28 
#
29 
ifdef OPTIONS
30 
 
31 
ifneq "$(findstring purify,$(OPTIONS))" ""	# Enable purify
32 
CC_PRE		+= purify
33 
else
34 
ifneq "$(findstring purecov,$(OPTIONS))" ""	# Enable pure coverage
35 
CC_PRE		+= purecov
36 
endif
37 
endif
38 
 
39 
ifneq "$(findstring metrics,$(OPTIONS))" ""	# Build source metrixs
40 
USE_METRICS	= 1
41 
endif
42 
 
43 
ifneq "$(findstring checker,$(OPTIONS))" ""
44 
USE_CHECKER	= 1
45 
endif
46 
 
47 
ifneq "$(findstring profile,$(OPTIONS))" ""
48 
USE_PROFILE	= 1
49 
endif
50 
 
51 
ifneq "$(findstring ccdepend,$(OPTIONS))" ""	# Build depends using gcc
52 
USE_GCCDEPEND	= 1
53 
endif
54 
ifneq "$(findstring gccdepend,$(OPTIONS))" ""
55 
USE_GCCDEPEND	= 1
56 
endif
57 
ifneq "$(findstring mkdepend,$(OPTIONS))" ""
58 
USE_GCCDEPEND	= 0
59 
endif
60 
 
61 
ifneq "$(findstring wall,$(OPTIONS))" ""	# Enable all warnings
62 
USE_WALL	= 1
63 
endif
64 
 
65 
endif	#OPTIONS
66 
 
67 
###############################################################################
377 dpurdie 68 
#..     C and C++ Compiler warning filter
69 
#
70 
cc_filter_name  := warnings.gcc
71 
cc_filter	:= "$(notdir $(wildcard $(GBE_ROOT)/$(cc_filter_name)))"
72 
 
73 
ifeq ($(strip $(cc_filter)),"$(cc_filter_name)")
74 
    cc_filter      := $(GBE_ROOT)/$(cc_filter_name)
75 
else
76 
    cc_filter  :=
77 
endif
78 
 
79 
ifdef cc_filter
80 
cc_redirect_stderr = 1
81 
cc_error_filter = $(awk) -f $(cc_filter)
82 
endif
83 
 
84 
###############################################################################
227 dpurdie 85 
#..     C Compiler definition
86 
#
87 
 
88 
	# Standard defines
89 
	#
90 
	#..
91 
ifdef GCC_DEFINES
92 
gcc_defines	+= $(GCC_DEFINES)
93 
endif
94 
 
95 
gcc_defines	+= -D_REENTRANT
96 
 
97 
ifeq "$(DEBUG)" "1"
373 dpurdie 98 
gcc_defines	+= -DDEBUG
227 dpurdie 99 
else
100 
gcc_defines	+=
101 
endif
102 
 
103 
ifdef ALVL
104 
gcc_defines	+= -DALVL=$(ALVL)
105 
endif
106 
 
107 
ifdef DLVL
108 
gcc_defines	+= -DDLVL=$(DLVL)
109 
endif
110 
 
111 
gcc_defines	+= -D__SOURCE__=\"$(notdir $<)\"
112 
 
113 
	# Standard flags
114 
	#
115 
	#  -Wall implies:
116 
	#       -Wimplicit, -Wreturn-type, -Wunused, -Wswitch
117 
	#       -Wformat, -Wchar-subscripts, -Wparentheses
118 
	#       -Wmissing-braces
119 
	#..
120 
gcc_flags	+= -c
121 
gcc_flags	+= -Wall
122 
ifdef USE_WALL
123 
#gcc_flags	+= -Wuninitialized		# only makes sense with `-O'
124 
gcc_flags	+= -Wwrite-strings
125 
gcc_flags	+= -Wcast-qual
126 
gcc_flags	+= -Wbad-function-cast
127 
gcc_flags	+= -Wpointer-arith
128 
gcc_flags	+= -Wstrict-prototypes
129 
gcc_flags	+= -Wmissing-prototypes
130 
gcc_flags	+= -Wmissing-declarations
131 
gcc_flags	+= -Wnested-externs
132 
gcc_flags	+= -Wtraditional
133 
gcc_flags	+= -Wconversion
134 
gcc_flags	+= -Wcomment
135 
gcc_flags	+= -Wcast-align
136 
#gcc_flags	+= -Winline
137 
gcc_flags	+= -Wshadow
138 
gcc_flags	+= -Wredundant-decls
4309 dpurdie 139 
#gcc_flags	+= -Wid-clash-31
227 dpurdie 140 
endif
141 
 
142 
ifdef GCC_CFLAGS
143 
gcc_flags	+= $(GCC_CFLAGS)
144 
endif
145 
 
146 
ifdef FORCE_C_COMPILE
147 
endif
148 
 
149 
ifdef FORCE_CC_COMPILE
150 
endif
151 
 
152 
ifdef USE_OPTIMISE				# default for production
153 
else
154 
endif
155 
 
156 
ifdef USE_DEBUGINFO				# default for debug
373 dpurdie 157 
gcc_flags	+= -g3 -ggdb
227 dpurdie 158 
else
373 dpurdie 159 
gcc_flags	+= -g3 -ggdb
227 dpurdie 160 
endif
161 
 
162 
ifeq "$(DEBUG)" "1"				# debug/prod specific
163 
ifdef GCC_CFLAGSD
4034 dpurdie 164 
gcc_flags	+= $(GCC_CFLAGSD)
227 dpurdie 165 
endif
166 
else
167 
ifdef GCC_CFLAGSP
4034 dpurdie 168 
gcc_flags	+= $(GCC_CFLAGSP)
227 dpurdie 169 
endif
170 
endif
171 
 
172 
ifdef USE_STRICT_ANSI				# default NO
173 
gcc_flags	+= -ansi
174 
endif
175 
 
176 
ifdef USE_PROFILE				# default NO
177 
gcc_flags	+= -pg
178 
endif
179 
 
180 
ifdef LEAVETMP					# default NO
181 
gcc_flags	+= -save-temps
182 
endif
183 
 
4928 dpurdie 184 
ifdef WARNINGS_AS_ERRORS
185 
gcc_flags	+= -Werror
186 
endif
187 
 
227 dpurdie 188 
SHCFLAGS	+= -fpic
189 
SHCXXFLAGS	+= -fpic
190 
 
191 
	# Standard includes
192 
	#
193 
	#..
194 
gcc_includes	+=
195 
 
196 
ifdef GCC_INCLUDES
197 
gcc_includes	+= $(GCC_INCLUDES)
198 
endif
199 
 
200 
	# Command
201 
	#
202 
	#..
203 
ifdef USE_CHECKER
204 
cc		= @checkergcc
205 
else
206 
cc		= $(CC_PRE) $(GCC_CC)
207 
endif
208 
cc_init		=
209 
cc_o_switch	= -o $@
210 
cc_source	= $<
211 
cc_flags	= \
212 
		$(patsubst %,%,$(CFLAGS)) \
213 
		$(patsubst %,%,$(gcc_flags)) \
214 
		$(patsubst %,%,$(gcc_defines)) \
215 
		$(patsubst %,-D%,$(cc_defines)) \
216 
		$(patsubst %,-I %,$(INCDIRS)) \
217 
		$(patsubst %,-I %,$(cc_includes)) \
218 
		$(patsubst %,-I %,$(gcc_includes))
219 
cc_term		=
220 
 
221 
define cc_pre
222 
	@echo [$<] compiling..
223 
endef
224 
 
225 
ifdef USE_METRICS
226 
define cc_post
227 
	$(cc) -E $(cc_flags) $(cc_source) | mcstrip | cyclo -c > $(basename $@).met
228 
endef
229 
else
230 
define cc_post
231 
endef
232 
endif
233 
 
234 
###############################################################################
235 
#..     C/C++ dependencies
236 
#
237 
 
238 
	# Additional defines
239 
	#
240 
	#..
241 
gcc_depend	+=
242 
 
243 
ifeq ($(USE_GCCDEPEND),0)
244 
	# Build GCC predefs and default include paths
245 
	#..
246 
GCC_MACHINE	=$(shell $(GCC_CC) -dumpmachine)
247 
GCC_VERSION	=$(shell $(GCC_CC) -dumpversion)
248 
 
249 
gcc_depend	+= -D__GNUC__=$(word 1,$(subst .,$(space),$(GCC_VERSION)))
250 
gcc_depend	+= -D__GNUC_MINOR__=$(word 2,$(subst .,$(space),$(GCC_VERSION)))
251 
gcc_depend	+= -D__STDC__ -D__STDC_HOSTED__
252 
 
253 
ifdef GCC_TARGET
254 
ifneq "$(findstring Linux,$(GCC_TARGET))" ""
255 
gcc_depend	+= -Dunix -D__unix -D__unix__
256 
gcc_depend	+= -Dlinux -D__linux -D__linux__
257 
endif
258 
ifneq "$(findstring i386,$(GCC_TARGET))" ""
259 
gcc_depend	+= -Di386 -D__i386 -D__i386__
260 
endif
261 
ifneq "$(findstring armv4,$(GCC_TARGET))" ""
262 
gcc_depend	+= -Darm -D__arm -D__arm__
263 
gcc_depend	+= -D__ARM_ARCH__=4
264 
endif
265 
ifneq "$(findstring armv9,$(GCC_TARGET))" ""
266 
gcc_depend	+= -Darm -D__arm -D__arm__
267 
gcc_depend	+= -D__ARM_ARCH__=9
268 
endif
269 
 
270 
endif
271 
 
272 
gcc_depend	+= -Y $(GCC_ROOT)/lib/gcc-lib/$(GCC_MACHINE)/$(GCC_VERSION)/include
273 
gcc_depend	+= -Y $(GCC_ROOT)/include
274 
endif
275 
 
276 
ifdef GCC_DEPEND
277 
gcc_depend	+= $(GCC_DEPEND)
278 
endif
279 
 
280 
	# Command
281 
	#
282 
	#..
283 
ifeq ($(USE_GCCDEPEND),0)
367 dpurdie 284 
ccdep		= $(XX_PRE) $(GBE_BIN)/mkdepend
227 dpurdie 285 
ccdep_init	=
286 
ccdep_o_switch	= -f -
287 
ccdep_flags	= -MM -b -We -p '$$(OBJDIR)/' -o ".$(o)"
4538 dpurdie 288 
ccdep_source	= $(filter %.c %.cc %.cpp, $+) > $(subst /,/,$@).tmp 2> $(OBJDIR)/depend.err
227 dpurdie 289 
else
290 
ccdep		= -$(XX_PRE) $(GCC_CC)
291 
ccdep_init	=
292 
ccdep_o_switch	=
293 
ccdep_flags	= -E -MM -MG
294 
ccdep_source	= $(filter %.c %.cc %.cpp, $+) > $(subst /,/,$@).tmp 2> $(OBJDIR)/depend.err
295 
endif
296 
 
297 
ccdep_flags	+= \
298 
		$(patsubst %,%,$(CFLAGS)) \
299 
		$(patsubst %,%,$(gcc_depend)) \
300 
		$(patsubst %,%,$(gcc_defines)) \
301 
		$(patsubst %,-D%,$(cc_defines)) \
302 
		$(patsubst %,-I %,$(INCDIRS)) \
303 
		$(patsubst %,-I %,$(cc_includes))
304 
 
305 
ifeq ($(USE_GCCDEPEND),0)
306 
ccdep_flags	+= \
307 
		$(patsubst %,-Y %,$(gcc_includes))
308 
endif
309 
 
310 
	#
311 
	#   Parse the depend output:
312 
	#
313 
	#   s/^.*/\(.*\.${o}\:\)/$(OBJDIR)/\1/g
314 
	#        replace all object rules which contain / seperated
315 
	#        subdirs with a stripped prefixed object name.
316 
	#
317 
	#        eg. subdir/dir/object.o:        $(OBJDIR)/object.o
318 
	#
319 
	#   s/^\([^/].*\.${o}\:\)/$(OBJDIR)/\1/g
320 
	#        prefix all object rules without subdirs.
321 
	#
322 
	#        eg. object.o:                   $(OBJDIR)/object.o
323 
	#..
324 
 
325 
ccdep_pre	=
326 
 
327 
ccdep_sed	= \
328 
	-sed -e 's/^.*\/\(.*\.${o}\:\)/\$$\(OBJDIR\)\/\1/g' \
329 
	     -e 's/^\([^/]*\.${o}\:\)/\$$\(OBJDIR\)\/\1/g' \
330 
		$(subst /,/,$@).tmp > $@ 2> $(OBJDIR)/depend.err;
331 
ifdef SHNAMES
332 
ccdep_sedsh	= \
333 
	sed  -e 's/^.*\/\(.*\.${o}\:\)/\$$\(OBJDIR\)\/$(shname)\/\1/g' \
334 
	     -e 's/^\([^/]*\.${o}\:\)/\$$\(OBJDIR\)\/$(shname)\/\1/g' \
335 
		$(subst /,/,$@).tmp >> $@ 2>> $(OBJDIR)/depend.err;
336 
ccdep_sed	+= \
337 
		$(foreach shname,$(SHNAMES),$(ccdep_sedsh))
338 
endif
339 
 
340 
ifndef LEAVETMP
341 
define ccdep_post
342 
	@$(ccdep_sed)
343 
	@rm $(subst /,/,$@).tmp
344 
endef
345 
else
346 
define ccdep_post
347 
	@$(ccdep_sed)
348 
endef
349 
endif
350 
 
351 
#..     C++ Compiler definition
352 
#
353 
ifdef USE_CHECKER
354 
cxx		= @checkergcc
355 
else
356 
cxx		= $(CC_PRE) $(GCC_CC)
357 
endif
358 
cxx_init	=
359 
cxx_o_switch	= -o $@
360 
cxx_source	= $<
361 
cxx_flags	= \
362 
		$(patsubst %,%,$(CXXFLAGS)) \
363 
		$(patsubst %,%,$(gcc_flags)) \
364 
		$(patsubst %,%,$(gcc_defines)) \
365 
		$(patsubst %,-d%,$(cxx_defines)) \
366 
		$(patsubst %,-I %,$(INCDIRS)) \
367 
		$(patsubst %,-I %,$(cxx_includes)) \
368 
		$(patsubst %,-I %,$(gcc_includes))
369 
 
370 
define cxx_pre
371 
	@echo [$<] compiling..
372 
endef
373 
 
374 
define cxx_post
375 
endef
376 
 
377 
###############################################################################
378 
#..     Assembler definition
379 
#
380 
 
381 
#..     Assembler (GCC)
382 
#
383 
as		= $(CC_PRE) $(GCC_CC)
384 
as_init		=
385 
as_i_switch	= -I$(space)
386 
as_o_switch	=
387 
as_object	= -o $@
388 
as_source	= $<
389 
 
390 
gas_flags	= -Wall -x assembler-with-cpp -c
391 
ifeq "$(DEBUG)" "1"
392 
gas_flags	+= -g -DDEBUG
393 
endif
394 
ifdef DLVL
395 
gas_flags	+= -DDLVL=$(DLVL)
396 
endif
397 
ifdef ALVL
398 
gas_flags	+= -DALVL=$(ALVL)
399 
endif
400 
as_defines	:= $(addprefix -D,$(as_defines))
401 
as_defines	+= $(gas_flags)
402 
 
403 
as_flags	= \
251 dpurdie 404 
		$(ASFLAGS) \
405 
		$(as_defines) \
227 dpurdie 406 
		$(patsubst %,$(as_i_switch)%,$(INCDIRS)) \
407 
		$(patsubst %,$(as_i_switch)%,$(as_includes)) \
408 
		$(as_object)
409 
 
410 
define as_pre
411 
	@echo [$<] compiling..
412 
endef
413 
 
414 
define as_post
415 
endef
416 
 
417 
 
418 
###############################################################################
419 
#..     Archiver definition
420 
#
421 
 
422 
#..     Archiver
423 
#
424 
ar		= $(XX_PRE) $(GCC_AR)
425 
ar_o_switch	=
4034 dpurdie 426 
ar_flags	= -scr $@ \
227 dpurdie 427 
		$(patsubst %,%,$^)
428 
 
429 
define ar_pre
4034 dpurdie 430 
	@echo [$@] Create archive..
227 dpurdie 431 
endef
432 
 
433 
define ar_post
434 
endef
435 
 
436 
#..     Archive Merge
437 
#
438 
armerge		= $(XX_PRE) $(GBE_TOOLS)/armerge
439 
armerge_init	=
261 dpurdie 440 
armerge_flags	= -d $(MLIBDIR) -t unix -a $(GCC_AR)
227 dpurdie 441 
armerge_o_switch= $@ $^
442 
 
443 
armerge_pre	= -$(rm) -f $@
444 
armerge_post	=
445 
 
446 
###############################################################################
447 
#..     Linker definition
448 
#
449 
 
450 
#..     Linked (shared library support)
451 
#
452 
#       The following are detailed within the context of TARGET definition:
453 
#
454 
#       SHNAME  Defines the shared library name (eg lib.so.1.1)
455 
#       SHBASE  Defines the base library name (eg lib.so)
456 
#
457 
shld		= $(CC_PRE) $(GCC_CC)
458 
shld_o_switch	= -o $@
459 
 
460 
shld_flags	+= -shared -fPIC
4034 dpurdie 461 
shld_flags	+= -Wl,-z,defs,--warn-unresolved-symbols
227 dpurdie 462 
shld_flags	+= -Xlinker -h'$(SHNAME)'
463 
shld_flags	+= -Xlinker -Map '$(LIBDIR)/$(SHBASE).map'
464 
 
465 
ifeq "$(DEBUG)" "1"
466 
shld_flags	+= -g
467 
endif
468 
shld_flags	+= \
469 
		$(patsubst %,%,$(LDFLAGS)) \
4728 dpurdie 470 
		$(patsubst %,%,$(GCC_LDFLAGS)) \
4518 dpurdie 471 
		$(patsubst %,-L%,$(wildcard $(LIBDIRS))) \
227 dpurdie 472 
		$($(notdir $(SHBASE))_shld)
473 
 
474 
define shld_pre
475 
	@echo [$@] Linking shared library..; \
476 
	$(touch) $(LIBDIR)/$(SHBASE).map
477 
endef
478 
 
479 
define shld_post
480 
endef
481 
 
482 
define SHLDDEPEND
341 dpurdie 483 
	$(AA_PRE)export GCC_LIB; \
4518 dpurdie 484 
		GCC_LIB="$(subst $(space),;,$(wildcard $(LIBDIRS)))"; \
335 dpurdie 485 
	$(cmdfile) -wo$@ "@(vlibgcc,$(GCC_CC))$($(DPLIST))"
227 dpurdie 486 
endef
487 
 
488 
 
489 
#..     Linker
490 
#
491 
ifdef USE_CHECKER
492 
ld		= @checkergcc
493 
else
494 
ld		= $(CC_PRE) $(GCC_CC)
495 
endif
496 
ld_init		=
497 
ld_o_switch	= -o $@
498 
 
499 
ld_flags	+= -Xlinker -Map '$(basename $@).map'
500 
 
501 
ifeq "$(DEBUG)" "1"
502 
ld_flags	+= -g
503 
endif
504 
ifdef USE_PROFILE
505 
ld_flags	+= -pg
506 
endif
507 
 
508 
ld_flags	+= \
509 
		$(patsubst %,%,$(LDFLAGS)) \
4728 dpurdie 510 
		$(patsubst %,%,$(GCC_LDFLAGS)) \
4518 dpurdie 511 
		$(patsubst %,-L%,$(wildcard $(LIBDIRS))) \
512 
		$(patsubst %,-Xlinker -rpath-link %,$(wildcard $(LIBDIRS))) \
227 dpurdie 513 
		$($(notdir $(basename $@))_ld)
514 
 
515 
define ld_pre
516 
	@echo [$@] Linking..; \
517 
	$(touch) $(basename $@).map
518 
endef
519 
 
520 
define ld_post
521 
endef
522 
 
523 
define LDDEPEND
341 dpurdie 524 
	$(AA_PRE)export GCC_LIB; \
4518 dpurdie 525 
		GCC_LIB="$(subst $(space),;,$(wildcard $(LIBDIRS)))"; \
335 dpurdie 526 
	$(cmdfile) -wo$@ "@(vlibgcc,$(GCC_CC))$($(DPLIST))"
227 dpurdie 527 
endef
528 
 
373 dpurdie 529 
 
227 dpurdie 530 
#
373 dpurdie 531 
#   LDSTRIP
532 
#       $1 - Full name of the ouput
533 
#       $2 - Full name of debug file
534 
define LDSTRIP
535 
    $(GCC_OBJCOPY) --only-keep-debug $1 $2 || rm -f $1 $2
536 
    $(GCC_OBJCOPY) --strip-debug $1 || rm -f $1 $2
537 
    $(GCC_OBJCOPY) --add-gnu-debuglink=$2 $1 || rm -f $1 $2
538 
 
539 
endef