diff --git a/Makefile.include b/Makefile.include index f91a4949089a9ab0dd7724e04bc95df2a591a514..b08d6fb7ed4e7916b36273db732892aa21702bf9 100644 --- a/Makefile.include +++ b/Makefile.include @@ -308,7 +308,12 @@ BASELIBS += $(BINDIR)/$(APPLICATION_MODULE).a BASELIBS += $(APPDEPS) .PHONY: all link clean flash flash-only term doc debug debug-server reset objdump help info-modules +.PHONY: print-size .PHONY: ..in-docker-container +# Target can depend on FORCE to always rebuild but still let make use file +# modification timestamp (contrary to .PHONY). +# Use it for goals that may keep outputs unchanged when executed. +.PHONY: FORCE ELFFILE ?= $(BINDIR)/$(APPLICATION).elf HEXFILE ?= $(ELFFILE:.elf=.hex) @@ -322,6 +327,7 @@ LINKFLAGPREFIX ?= -Wl, DIRS += $(EXTERNAL_MODULE_DIRS) # Linker rule +$(ELFFILE): FORCE ifeq ($(BUILDOSXNATIVE),1) _LINK = $(if $(CPPMIX),$(LINKXX),$(LINK)) $(UNDEF) $$(find $(BASELIBS) -size +8c) $(LINKFLAGS) $(LINKFLAGPREFIX)-no_pie else @@ -331,14 +337,27 @@ endif # BUILDOSXNATIVE ifeq ($(BUILD_IN_DOCKER),1) link: ..in-docker-container else -## make script for your application. Build RIOT-base here! -link: ..compiler-check ..build-message $(RIOTBUILD_CONFIG_HEADER_C) $(USEPKG:%=$(BINDIR)/%.a) $(APPDEPS) - $(Q)DIRS="$(DIRS)" "$(MAKE)" -C $(APPDIR) -f $(RIOTMAKE)/application.inc.mk ifeq (,$(RIOTNOLINK)) - $(Q)$(_LINK) -o $(ELFFILE) - $(Q)$(SIZE) $(ELFFILE) - $(Q)$(OBJCOPY) $(OFLAGS) $(ELFFILE) $(HEXFILE) -endif +link: ..compiler-check ..build-message $(ELFFILE) $(HEXFILE) print-size +else +link: ..compiler-check ..build-message $(BASELIBS) +endif # RIOTNOLINK + +$(ELFFILE): $(BASELIBS) + $(Q)$(_LINK) -o $@ + +# All modules are built by application.inc.mk makefile +$(BINDIR)/$(APPLICATION_MODULE).a: $(RIOTBUILD_CONFIG_HEADER_C) $(USEPKG:%=$(BINDIR)/%.a) $(APPDEPS) + $(Q)DIRS="$(DIRS)" "$(MAKE)" -C $(APPDIR) -f $(RIOTMAKE)/application.inc.mk +$(BINDIR)/$(APPLICATION_MODULE).a: FORCE + +# 'print-size' triggers a rebuild. Use 'info-buildsize' if you do not need to rebuild. +print-size: $(ELFFILE) + $(Q)$(SIZE) $< + +$(HEXFILE): $(ELFFILE) + $(Q)$(OBJCOPY) $(OFLAGS) $< $@ + endif # BUILD_IN_DOCKER # Check given command is available in the path