+# LN_HEADERS .. if "y", header files are symbolicaly linked instead of copied.
+ifeq ($(OMK_VERBOSE),1)
+CPHEADER_FLAGS += -v
+LNHEADER_FLAGS += -v
+endif
+
+ifneq ($(LN_HEADERS),y)
+define cp_cmd
+( echo " CP $(1:$(MAKERULES_DIR)/%=%) -> $(2:$(MAKERULES_DIR)/%=%)"; cp $(CPHEADER_FLAGS) $(1) $(2) )
+endef
+else
+define cp_cmd
+( echo " LN $(1:$(MAKERULES_DIR)/%=%) -> $(2:$(MAKERULES_DIR)/%=%)"; ln -sf $(LNHEADER_FLAGS) $(1) $(2) )
+endef
+endif
# TODO: Check modification date of changed header files. If it is
# newer that in source dir, show a warning.
-# TODO: Optionaly link the files instead of copying
-
# Syntax: $(call include-pass-template,<include dir>,<keyword>)
define include-pass-template
@$(foreach f, $($(2)_HEADERS), cmp --quiet $(SOURCES_DIR)/$(f) $(1)/$(notdir $(f)) \
- || cp $(CPHEADER_FLAGS) $(SOURCES_DIR)/$(f) $(1)/$(notdir $(f)) || exit 1 ; )
+ || $(call cp_cmd,$(SOURCES_DIR)/$(f),$(1)/$(notdir $(f))) || exit 1 ; )
@$(foreach f, $(nobase_$(2)_HEADERS), cmp --quiet $(SOURCES_DIR)/$(f) $(1)/$(f) \
- || ( mkdir -p $(1)/$(dir $(f)) && cp $(CPHEADER_FLAGS) $(SOURCES_DIR)/$(f) $(1)/$(f) ) || exit 1 ; )
+ || ( mkdir -p $(1)/$(dir $(f)) && $(call cp_cmd,$(SOURCES_DIR)/$(f),$(1)/$(f)) ) || exit 1 ; )
@$(foreach f, $(renamed_$(2)_HEADERS), \
srcfname=`echo '$(f)' | sed -e 's/^\(.*\)->.*$$/\1/'` ; destfname=`echo '$(f)' | sed -e 's/^.*->\(.*\)$$/\1/'` ; \
cmp --quiet $(SOURCES_DIR)/$${srcfname} $(1)/$${destfname} \
- || ( mkdir -p `dirname $(1)/$${destfname}` && cp $(CPHEADER_FLAGS) $(SOURCES_DIR)/$${srcfname} $(1)/$${destfname} ) || exit 1 ; )
+ || ( mkdir -p `dirname $(1)/$${destfname}` && $(call cp_cmd,$(SOURCES_DIR)/$${srcfname},$(1)/$${destfname}) ) || exit 1 ; )
endef
# Local Variables: