# # Prevent execution of any rule contained in $(TARGET_MK) as default rule # all: ACCUMULATE_MISSING_PORTS = 1 # # Include common utility functions # include $(BASE_DIR)/mk/util.inc # # Include target build instructions to aquire library dependecies # PRG_DIR := $(dir $(TARGET_MK)) include $(TARGET_MK) # # Include lib-import description files # include $(foreach LIB,$(LIBS),$(call select_from_repositories,lib/import/import-$(LIB).mk)) # # Add globally defined library supplements # include $(SPEC_FILES) # # Determine location of $(TARGET_MK) within 'src/', remove trailing slash # PRG_REL_DIR := $(subst $(REP_DIR)/src/,,$(PRG_DIR)) PRG_REL_DIR := $(PRG_REL_DIR:/=) # # Prevent generation of program rule if requirements are unsatisfied # UNSATISFIED_REQUIREMENTS = $(filter-out $(SPECS),$(REQUIRES)) ifneq ($(UNSATISFIED_REQUIREMENTS),) all: @$(ECHO) "Skip target $(PRG_REL_DIR) because it requires $(DARK_COL)$(UNSATISFIED_REQUIREMENTS)$(DEFAULT_COL)" else all: gen_prg_rule endif include $(LIB_PROGRESS_LOG) LIBS_TO_VISIT = $(filter-out $(LIBS_READY),$(LIBS)) # # Generate program rule # gen_prg_rule: ifneq ($(LIBS),) @for i in $(LIBS_TO_VISIT); do \ $(MAKE) $(VERBOSE_DIR) -f $(BASE_DIR)/mk/dep_lib.mk REP_DIR=$(REP_DIR) LIB=$$i; done @(echo "DEP_A_$(TARGET).prg = $(foreach l,$(LIBS),\$${ARCHIVE_NAME($l)} \$$(DEP_A_$l))"; \ echo "DEP_SO_$(TARGET).prg = $(foreach l,$(LIBS),\$${SO_NAME($l)} \$$(DEP_SO_$l))"; \ echo "") >> $(LIB_DEP_FILE) endif ifneq ($(DEP_MISSING_PORTS),) @(echo "MISSING_PORTS += $(DEP_MISSING_PORTS)"; \ echo "") >> $(LIB_DEP_FILE) endif @(echo "$(TARGET).prg: check_ports $(addsuffix .lib,$(LIBS))"; \ echo " @\$$(MKDIR) -p $(PRG_REL_DIR)"; \ echo " \$$(VERBOSE_MK)\$$(MAKE) $(VERBOSE_DIR) -C $(PRG_REL_DIR) -f \$$(BASE_DIR)/mk/prg.mk \\"; \ echo " REP_DIR=$(REP_DIR) \\"; \ echo " PRG_REL_DIR=$(PRG_REL_DIR) \\"; \ echo " BUILD_BASE_DIR=$(BUILD_BASE_DIR) \\"; \ echo " ARCHIVES=\"\$$(sort \$$(DEP_A_$(TARGET).prg))\" \\"; \ echo " SHARED_LIBS=\"\$$(sort \$$(DEP_SO_$(TARGET).prg))\" \\"; \ echo " SHELL=$(SHELL) \\"; \ echo " INSTALL_DIR=\"\$$(INSTALL_DIR)\""; \ echo "") >> $(LIB_DEP_FILE) # # Make 'all' depend on the target, which triggers the building of the target # and the traversal of the target's library dependencies. But we only do so # if the target does not depend on any library with unsatisfied build # requirements. In such a case, the target cannot be linked anyway. # @(echo "ifeq (\$$(filter \$$(DEP_A_$(TARGET).prg:.lib.a=) \$$(DEP_SO_$(TARGET).prg:.lib.so=) $(LIBS),\$$(INVALID_DEPS)),)"; \ echo "all: $(TARGET).prg"; \ echo "endif") >> $(LIB_DEP_FILE) # # Normally, if the target depends on a library, which cannot be built (such # libraries get recorded in the 'INVALID_DEPS' variable), we skip the target # altogether. In some cases, however, we want to build all non-invalid # libraries of a target regardless of whether the final target can be created # or not. (i.e., for implementing the mechanism for building all libraries, # see 'base/src/lib/target.mk'). This use case is supported via the # 'FORCE_BUILD_LIBS' variable. If the 'target.mk' file assigns the value # 'yes' to this variable, we build all non-invalid libraries regardless of # the validity of the final target. # ifeq ($(FORCE_BUILD_LIBS),yes) @(echo ""; \ echo "all: \$$(addsuffix .lib,\$$(filter-out \$$(INVALID_DEPS), $(LIBS)))") >> $(LIB_DEP_FILE) endif