embox

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EMBOX_TARGET_CC =$(shell which $(EMBOX_CROSS_COMPILE)gcc)
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EMBOX_TARGET_CXX=$(shell which $(EMBOX_CROSS_COMPILE)g++)
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ifeq (,$(EMBOX_TARGET_CC))
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$(error Cannot find C compiler: $(EMBOX_CROSS_COMPILE)gcc)
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endif
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ifeq (,$(EMBOX_TARGET_CXX))
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$(error Cannot find C++ compiler: $(EMBOX_CROSS_COMPILE)g++)
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endif
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AT=
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STLPORT_DIR   = $(BUILD_DIR)
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STLPORT_FLAGS = $(STLPORT_DIR)/flags
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EMBOX_IMPORTED_CPPFLAGS += -I../../stlport
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EMBOX_IMPORTED_CPPFLAGS += -save-temps=obj
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EMBOX_IMPORTED_CPPFLAGS += -include $(abspath .)/stlport_embox_compat.h
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EMBOX_IMPORTED_CPPFLAGS += -DUSE_SPRINTF_INSTEAD
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EMBOX_IMPORTED_CPPFLAGS += $(filter -I%,$(EMBOX_CPPFLAGS))
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EMBOX_IMPORTED_CPPFLAGS += $(filter -nostdinc,$(EMBOX_CPPFLAGS))
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EMBOX_IMPORTED_CPPFLAGS += $(filter -D%,$(EMBOX_CPPFLAGS))
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EMBOX_IMPORTED_CPPFLAGS += $(filter -U%,$(EMBOX_CPPFLAGS))
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#EMBOX_IMPORTED_CPPFLAGS := $(filter-out -D"__impl_x%,$(EMBOX_IMPORTED_CPPFLAGS))
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EMBOX_IMPORTED_CFLAGS   += $(EMBOX_IMPORTED_CPPFLAGS)
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EMBOX_IMPORTED_CFLAGS   += $(filter -fno-common,$(EMBOX_CFLAGS))
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EMBOX_IMPORTED_CFLAGS   += $(filter -march%,$(EMBOX_CFLAGS))
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EMBOX_IMPORTED_CFLAGS   += $(filter -m%,$(EMBOX_CFLAGS))
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EMBOX_IMPORTED_CFLAGS   += $(filter -fno-stack-protector,$(EMBOX_CFLAGS))
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EMBOX_IMPORTED_CFLAGS   += $(filter -g,$(EMBOX_CFLAGS))
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EMBOX_IMPORTED_CFLAGS   += $(filter -mno-unaligned-access,$(EMBOX_CFLAGS))
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EMBOX_IMPORTED_CFLAGS   += -I$(abspath .)/include
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EMBOX_IMPORTED_CXXFLAGS += $(EMBOX_IMPORTED_CPPFLAGS)
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EMBOX_IMPORTED_CXXFLAGS += $(subst .,$(ROOT_DIR),$(filter -I%,$(EMBOX_CXXFLAGS)))
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EMBOX_IMPORTED_CXXFLAGS += $(filter -fno-common,$(EMBOX_CXXFLAGS))
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EMBOX_IMPORTED_CXXFLAGS += $(filter -march%,$(EMBOX_CXXFLAGS))
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EMBOX_IMPORTED_CXXFLAGS += $(filter -m32,$(EMBOX_CXXFLAGS))
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EMBOX_IMPORTED_CXXFLAGS += $(filter -fno-stack-protector,$(EMBOX_CXXFLAGS))
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EMBOX_IMPORTED_CXXFLAGS += $(filter -g,$(EMBOX_CXXFLAGS))
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EMBOX_IMPORTED_CXXFLAGS += $(filter -fno-rtti,$(EMBOX_CXXFLAGS))
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EMBOX_IMPORTED_CXXFLAGS += $(filter -fno-exceptions,$(EMBOX_CXXFLAGS))
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EMBOX_IMPORTED_CXXFLAGS += $(filter -fno-threadsafe-statics,$(EMBOX_CXXFLAGS))
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EMBOX_IMPORTED_CXXFLAGS += $(filter -mno-unaligned-access,$(EMBOX_CXXFLAGS))
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EMBOX_IMPORTED_CXXFLAGS += -I$(abspath .)/include
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EMBOX_IMPORTED_MAKEFLAGS += $(filter -j,$(EMBOX_MAKEFLAGS))
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ifneq ($(filter -j,$(EMBOX_MAKEFLAGS)),)
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EMBOX_IMPORTED_MAKEFLAGS += $(shell nproc)
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endif
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# no wonder the following doesn't work
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# EMBOX_IMPORTED_MAKEFLAGS += $(filter --jobserver-fds=%,$(EMBOX_MAKEFLAGS))
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ifneq (,$(filter -fno-rtti,$(EMBOX_CXXFLAGS)))
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EMBOX_RTTI_FLAG          = --without-rtti
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else
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EMBOX_RTTI_FLAG          =
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endif
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EMBOX_DERIVED_CFLAGS    += $(EMBOX_IMPORTED_CFLAGS)
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EMBOX_DERIVED_CXXFLAGS  += $(EMBOX_IMPORTED_CXXFLAGS)
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EMBOX_DERIVED_MAKEFLAGS += $(EMBOX_IMPORTED_MAKEFLAGS)
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EMBOX_DERIVED_RTTI_FLAG  = $(EMBOX_RTTI_FLAG)
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EMBOX_DERIVED_CC         = $(EMBOX_TARGET_CC)
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EMBOX_DERIVED_CXX        = $(EMBOX_TARGET_CXX)
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all:
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.PHONY: all
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$(STLPORT_DIR):
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	$(AT)mkdir -p $@
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$(STLPORT_FLAGS): | $(STLPORT_DIR)
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	-$(AT)rm $@
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	$(AT)echo EMBOX_DERIVED_CFLAGS=\"$(EMBOX_DERIVED_CFLAGS)\" >> $@
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	$(AT)echo EMBOX_DERIVED_CXXFLAGS=\"$(EMBOX_DERIVED_CXXFLAGS)\" >> $@
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	$(AT)echo EMBOX_DERIVED_MAKEFLAGS=\"$(EMBOX_DERIVED_MAKEFLAGS)\" >> $@
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	$(AT)echo EMBOX_DERIVED_RTTI_FLAG=\"$(EMBOX_DERIVED_RTTI_FLAG)\" >> $@
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	$(AT)echo EMBOX_DERIVED_CC=\"$(EMBOX_DERIVED_CC)\" >> $@
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	$(AT)echo EMBOX_DERIVED_CXX=\"$(EMBOX_DERIVED_CXX)\" >> $@
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	$(AT)echo EMBOX_ROOT=\"$(ROOT_DIR)\" >> $@
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$(STLPORT_DIR)/Makefile: CMakeLists.txt $(STLPORT_FLAGS) | $(STLPORT_DIR)
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	$(AT)cd $(STLPORT_DIR) && $(shell cat $(STLPORT_FLAGS)) cmake $(shell pwd)
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all: $(STLPORT_DIR)/Makefile
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	$(AT)cd $(STLPORT_DIR) && $(MAKE) # -j `nproc`
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