default : all


########################################################################
#
#  Timestamps to record incremental progress
#

stamp_tc    := $(generate_dir)/stamp-tc
stamp_cache := $(generate_dir)/stamp-cache


########################################################################
#
#  What's what, and what depends upon what
#
#  The order of the following lines is quite particular.
#

depends_mk := $(generate_dir)/depends.mk

include $(config_mk_dir)/config.mk
include $(mk_dir)/$(context).mk
include $(mk_dir)/$(strategy).mk

objects := $(sources:.c=.o)
assemblys := $(sources:.c=.s)
preprocessed := $(sources:.c=.i)


########################################################################
#
#  Various and sundry supporting makefile fragments
#

makefile := $(generate_dir)/GNUmakefile
include $(mk_dir)/$(goal).mk
include $(backend_mk_dir)/$(backend).mk


########################################################################
#
#  Prebuilt Titanium class library
#

ifneq "$(prebuilt_tlib)" ""
tlib_includes := -I$(tlib_include_dir)
tlib_ld_libs  := -ltlib-$(backend)-$(prebuilt_tlib)
endif


########################################################################
#
#  Command options for Titanium compiler, C compiler, and linker
#
#  The "clean" versions avoid any mention of $(generate_dir), and
#  therefore are suitable for validating cache entries.
#

clean_tc_command := CLASSLIB=$(classlib) $(tc) $(tc_flags)
tc_command := $(clean_tc_command) -outdir $(generate_dir)

clean_includes := $(tlib_includes) $(context_includes) $(backend_includes)
clean_cc_flags := $(cc_flags) $(backend_defines) $(clean_includes)
clean_cc_command := $(cc) $(clean_cc_flags)

unclean_includes := -I$(generate_dir)

all_includes := $(clean_includes) $(unclean_includes)
all_cc_flags := $(clean_cc_flags) $(unclean_includes)
cc_command   := $(clean_cc_command) $(unclean_includes)

all_ld_flags := $(ld_flags) $(backend_ld_flags) $(context_ld_flags)
all_ld_libs  := $(ld_libs) $(tlib_ld_libs) $(backend_ld_libs) @LIBM@


########################################################################
#
#  Provide the requested level of feedback
#

export silent

ifeq "$(silent)" "0"
message := @echo
pipe_demangler := | $(demangler)
else
message := @:
progress :=
endif

message_link = $(message) Linking $(outfile) ...


########################################################################
#
#  Cleaning up after a successful or unsuccessful build
#

always_cleanup := $(cleanup) $(generate_dir)

ifeq "$(keep_intermediate)" "0"
final_cleanup := $(always_cleanup)
else
final_cleanup := :
endif

or_cleanup := || { $(final_cleanup); false; }


########################################################################
#
#  Targets
#

$(stamp_tc) : $(makefile)
	[ -d $(generate_dir) ] && $(cleanup) $(generate_dir)
	[ -d $(generate_dir) ] || mkdir -p $(generate_dir)
	$(message) Running Titanium compiler ...
	$(tc_command) $(ti_sources)
	touch $@

$(depends_mk) : $(makedepend) $(stamp_cache)
	$(message) Checking dependencies ...
	$(makedepend) $(all_cc_flags) -- $(generate_dir)/*.c > $@
	echo "sources := " $(generate_dir)/*.c >> $@

.PHONY: assembly preprocess

assembly : $(assemblys)

preprocess : $(preprocessed)

all : $(outfile)
	touch $<