7e8b333b97
Split the MAKECONFIGHEADER macro into the part that generates the header and the part that tests if you should replace the target file with the generated one.
112 lines
3.4 KiB
Makefile
112 lines
3.4 KiB
Makefile
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# modules
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#
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# args:
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# MODULE : module name (required)
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# MODULE_SRCS : list of source files, local path (required)
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# MODULE_DEPS : other modules that this one depends on
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# MODULE_DEFINES : #defines local to this module
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# MODULE_OPTFLAGS : OPTFLAGS local to this module
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# MODULE_COMPILEFLAGS : COMPILEFLAGS local to this module
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# MODULE_CFLAGS : CFLAGS local to this module
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# MODULE_CPPFLAGS : CPPFLAGS local to this module
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# MODULE_ASMFLAGS : ASMFLAGS local to this module
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# MODULE_SRCDEPS : extra dependencies that all of this module's files depend on
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# MODULE_EXTRA_OBJS : extra .o files that should be linked with the module
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# MODULE_ARM_OVERRIDE_SRCS : list of source files, local path that should be force compiled with ARM (if applicable)
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# the minimum module rules.mk file is as follows:
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#
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# LOCAL_DIR := $(GET_LOCAL_DIR)
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# MODULE := $(LOCAL_DIR)
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#
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# MODULE_SRCS := $(LOCAL_DIR)/at_least_one_source_file.c
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#
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# include make/module.mk
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# test for old style rules.mk
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ifneq ($(MODULE_OBJS),)
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$(warning MODULE_OBJS = $(MODULE_OBJS))
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$(error MODULE $(MODULE) is setting MODULE_OBJS, change to MODULE_SRCS)
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endif
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ifneq ($(OBJS),)
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$(warning OBJS = $(OBJS))
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$(error MODULE $(MODULE) is probably setting OBJS, change to MODULE_SRCS)
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endif
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MODULE_SRCDIR := $(MODULE)
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MODULE_BUILDDIR := $(call TOBUILDDIR,$(MODULE_SRCDIR))
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# add the listed module deps to the global list
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MODULES += $(MODULE_DEPS)
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#$(info module $(MODULE))
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#$(info MODULE_SRCDIR $(MODULE_SRCDIR))
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#$(info MODULE_BUILDDIR $(MODULE_BUILDDIR))
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#$(info MODULE_DEPS $(MODULE_DEPS))
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#$(info MODULE_SRCS $(MODULE_SRCS))
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MODULE_DEFINES += MODULE_COMPILEFLAGS=\"$(subst $(SPACE),_,$(MODULE_COMPILEFLAGS))\"
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MODULE_DEFINES += MODULE_CFLAGS=\"$(subst $(SPACE),_,$(MODULE_CFLAGS))\"
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MODULE_DEFINES += MODULE_CPPFLAGS=\"$(subst $(SPACE),_,$(MODULE_CPPFLAGS))\"
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MODULE_DEFINES += MODULE_ASMFLAGS=\"$(subst $(SPACE),_,$(MODULE_ASMFLAGS))\"
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MODULE_DEFINES += MODULE_LDFLAGS=\"$(subst $(SPACE),_,$(MODULE_LDFLAGS))\"
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MODULE_DEFINES += MODULE_OPTFLAGS=\"$(subst $(SPACE),_,$(MODULE_OPTFLAGS))\"
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MODULE_DEFINES += MODULE_INCLUDES=\"$(subst $(SPACE),_,$(MODULE_INCLUDES))\"
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MODULE_DEFINES += MODULE_DEPS=\"$(subst $(SPACE),_,$(MODULE_DEPS))\"
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# generate a per-module config.h file
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MODULE_CONFIG := $(MODULE_BUILDDIR)/module_config.h
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$(MODULE_CONFIG): MODULE_DEFINES:=$(MODULE_DEFINES)
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$(MODULE_CONFIG): configheader
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@$(call MAKECONFIGHEADER,$@,MODULE_DEFINES)
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GENERATED += $(MODULE_CONFIG)
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MODULE_COMPILEFLAGS += --include $(MODULE_CONFIG)
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MODULE_SRCDEPS += $(MODULE_CONFIG)
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# include the rules to compile the module's object files
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include make/compile.mk
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# MODULE_OBJS is passed back from compile.mk
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#$(info MODULE_OBJS = $(MODULE_OBJS))
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# build a ld -r style combined object
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MODULE_OBJECT := $(call TOBUILDDIR,$(MODULE_SRCDIR).mod.o)
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$(MODULE_OBJECT): $(MODULE_OBJS) $(MODULE_EXTRA_OBJS)
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@$(MKDIR)
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@echo linking $@
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$(NOECHO)$(LD) -r $^ -o $@
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# track all the objects built
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ALLOBJS += $(MODULE_OBJS)
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# track the module object for make clean
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GENERATED += $(MODULE_OBJECT)
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# make the rest of the build depend on our output
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ALLMODULE_OBJS := $(ALLMODULE_OBJS) $(MODULE_OBJECT)
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# empty out any vars set here
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MODULE :=
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MODULE_SRCDIR :=
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MODULE_BUILDDIR :=
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MODULE_DEPS :=
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MODULE_SRCS :=
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MODULE_OBJS :=
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MODULE_DEFINES :=
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MODULE_OPTFLAGS :=
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MODULE_COMPILEFLAGS :=
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MODULE_CFLAGS :=
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MODULE_CPPFLAGS :=
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MODULE_ASMFLAGS :=
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MODULE_SRCDEPS :=
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MODULE_EXTRA_OBJS :=
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MODULE_CONFIG :=
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MODULE_OBJECT :=
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MODULE_ARM_OVERRIDE_SRCS :=
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