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Makefile.build
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Makefile.build
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# -*- makefile-gmake -*-
.PHONY : build-dir
build-dir : build-target
include Makefile.common
include $(CONFIG)
backtrace-0 = -fomit-frame-pointer
backtrace-1 = -fno-omit-frame-pointer
backtrace = $(backtrace-$(CONFIG_BACKTRACE))
bits-0 = 32
bits-1 = 64
CFLAGS = -m$(bits-$(CONFIG_64)) -mno-red-zone -mno-sse -nostdinc -g -O \
-ffreestanding -fno-builtin -fno-stack-protector $(backtrace) \
-fno-strict-aliasing -Wall $(CONSTANTS-1) -I$(DIR) -Iinclude
ASFLAGS = -m$(bits-$(CONFIG_64)) -g -Wa,-I,$(DIR) -Wa,--divide
LDFLAGS = -m$(bits-$(CONFIG_64)) -g -nostdlib
outo_p = $(outo)_p
outa_p = $(outa)_p
outp_p = $(outp)_p
target = $(outo)
defouto = $(dir)$(outo)
defouta = $(dir)$(outa)
defoutp = $(dir)$(outp)
include $(dir)Makefile
subouto := $(subdirs-1:%=$(dir)%/$(outo))
subouta := $(asubdirs-1:%=$(dir)%/$(outa))
suboutp := $(psubdirs-1:%=$(dir)%/$(outp))
subouto_p := $(subdirs-1:%=$(dir)%/$(outo_p))
subouta_p := $(asubdirs-1:%=$(dir)%/$(outa_p))
suboutp_p := $(psubdirs-1:%=$(dir)%/$(outp_p))
m!=echo b
m ?= g
bins-1 ?=
bobjs-1-name := $(bins-1:%=%-objs)
bobjs-1-b := $(bobjs-1-name:%=$(%))
bobjs-1-g := $(foreach i,$(bobjs-1-name),$($(i)))
bobjs-1 := $(bobjs-1-$(m))
blibs-1-name := $(bins-1:%=%-libs)
blibs-1-b := $(blibs-1-name:%=$(%))
blibs-1-g := $(foreach i,$(blibs-1-name),$($(i)))
blibs-1 := $(blibs-1-$(m))
bstacksize-1-name := $(bins-1:%=%-stacksize)
bstacksize-1-b := $(bstacksize-1-name:%=$(%).)
bstacksize-1-g := $(foreach i,$(bstacksize-1-name),$($(i)).)
bstacksize-1 := $(bstacksize-1-$(m))
bobjs = $(bobjs-1:%=$(dir)%)
objs = $(objs-1:%=$(dir)%) $(subouto) $(subouta) $(suboutp)
deps = $(objs-1:%.o=$(dir)%.d) $(bobjs-1:%.o=$(dir)%.d)
bins = $(bins-1:%=$(dir)%.bin)
flags-data := CFLAGS=$(CFLAGS) ASFLAGS=$(ASFLAGS) LDFLAGS=$(LDFLAGS)
depends-data := include $(deps)
objects-data := $(objs) $(bobjs)
boptions-data := bobjs=$(bobjs) blibs=$(blibs-1) bstacksize=$(bstacksize-1)
$(defouto) : $(objs) $(dir)$(depends) $(dir)$(objects)
$(V-info) LD $(defouto)
$(CC) $(LDFLAGS) -Wl,-r -o $(defouto) $(objs)
$(defouta) : $(objs) $(dir)$(depends)
$(V-info) AR $(defouta)
$(RM) $(defouta)
$(AR) cr $(defouta) $(objs)
$(defoutp) : $(bins) $(dir)$(depends) $(dir)$(objects)
$(V-info) LD $(defoutp)
$(CC) $(ASFLAGS) $(LDFLAGS) -Wl,-r -o $(defoutp) $(bins:%=%.s)
$(bins) : $(bobjs) $(blibs-1) $(objs) $(dir)$(boptions)
$(V-info) LD $@
echo '.section .processes' > $@.s
echo '.long prc_$(*F)_name, 0, prc_$(*F)_bin, 0' >> $@.s
echo '.quad prc_$(*F)_bin_end - prc_$(*F)_bin' >> $@.s
echo '.quad $($(*F)-stacksize)+0' >> $@.s
echo '.data' >> $@.s
echo 'prc_$(*F)_name: .string "$(*F)"' >> $@.s
echo 'prc_$(*F)_bin: .incbin "$@"' >> $@.s
echo 'prc_$(*F)_bin_end:' >> $@.s
$(CC) $(LDFLAGS) -o $@ $($(*F)-objs:%=$(dir)%) \
$($(*F)-libs) $(objs)
$(objs) $(bobjs) : $(dir)$(flags)
$(dir)$(flags) : update-flags
@:
.PHONY : update-flags
update-flags :
@set -- $(flags-data); \
case "$$*" in "`$(SED) 1q $(dir)$(flags) 2>/dev/null`");; \
*)echo "$$*" > $(dir)$(flags);; esac
$(dir)$(depends) : update-depends
@:
.PHONY : update-depends
update-depends :
set -- $(depends-data); \
case $$# in 1)a='#empty';; *)a="$$*";; esac; \
case "$$a" in "`$(SED) 1q $(dir)$(depends) 2>/dev/null`");; \
*)while shift; case $$# in 0)false;; *):;; esac; do : >> "$$1"; done; \
echo "$$a" > $(dir)$(depends);; esac
$(dir)$(objects) : update-objects
@:
.PHONY : update-objects
update-objects :
@set -- $(objects-data); \
case "$$*" in "`$(SED) 1q $(dir)$(objects) 2>/dev/null`");; \
*)echo "$$*" > $(dir)$(objects);; esac
$(dir)$(boptions) : update-boptions
@:
.PHONY : update-boptions
update-boptions :
@set -- $(boptions-data); \
case "$$*" in "`$(SED) 1q $(dir)$(boptions) 2>/dev/null`");; \
*)echo "$$*" > $(dir)$(boptions);; esac
.PHONY : build-target
build-target : $(dir)$(target)
$(subouto) $(subouta) $(suboutp) : $(subouto_p) $(subouta_p) $(suboutp_p)
@:
.PHONY : $(subouto_p) $(subouta_p) $(suboutp_p)
$(subouto_p) $(subouta_p) $(suboutp_p) :
case "`$(SED) 1q $(@D)/$(depends) 2>/dev/null`" in \
''): >> $(@D)/$(depends);; esac
$(MAKE) $(V-makeopt) -f Makefile.build $(@:_p=) DIR=$(@D) V=$(V)
# Suffix rules
.SUFFIXES :
.SUFFIXES : .c .s .o .bin
.c.o :
$(V-info) CC $@
$(CC) $(CFLAGS) -MD -c -o $@ $< && \
$(SED) -n -e 's/.*: *//' -e '/^ *$$/d' -e :a -e '/\\$$/{N' -e ba -e '}' \
-e 's/$$/ :/' -e H -e '$${x' -e p -e q -e '}' < $(@:.o=).d >> $(@:.o=).d || \
{ $(RM) $@; false; }
.s.o :
$(V-info) CC $@
$(CC) $(ASFLAGS) -c -o $@ $< && \
$(SED) -n -e '1{x' -e 's=^=$@ :>=' -e x -e '}' -e 's/#.*//' \
-e '/\.include ".*"/{s=.*\.include "\([^"]*\)".*=<$(@D)/\1>=' -e H -e '}' \
-e '$${x' -e 's/>.</ /g' -e 's/>$$//p' -e 's/.*: *//' \
-e 's/$$/ :/p' -e '}' $< > $(@:.o=).d || { $(RM) $@; false; }
# include
include $(dir)$(depends)