#  $HeadURL$ $LastChangedRevision$

ifndef METHOD_COPY_MK
METHOD_COPY_MK = 1

#  Variables (needed by method-*.mk in pass #1 and the file-*.mk in pass #0)
MAKEFILE_COPY_RECIPES = $(PCMS_STATE_PREFIX)/makefiles/copy-recipes.mk
MAKEFILE_COPY_FILES = $(PCMS_STATE_PREFIX)/makefiles/copy-files.mk

#  Generate all recipes and recipe list (but they not be used by pass #0)
ifeq ($(PCMS_PASS_NUM),1)


all.facility: all.copy

#  Check symbols we'll use in recipes below.
$(eval $(call check_var_set,FILESPATH))

all.copy: force-execution-each-time
	msg --progname=$(PROGNAME) --debug=$(VERBOSELEVEL) debug 10 "$@: generating $(MAKEFILE_COPY_RECIPES) ..."
	mkdir -p $(dir $(MAKEFILE_COPY_RECIPES))
	set -e; \
	for X in $(patsubst %.copy,%,$(filter %.copy,$^)); do \
            eval "DECODED_X=$$(encode --decode $$X)"; \
	    echo "#  $$DECODED_X"; \
	    FOUND=false; \
	    for D in $(subst :, ,$(FILESPATH)); do \
	        [ ! -f "$$D/$${DECODED_X#/}" ] || { FOUND=true; break; }; \
	    done; \
	    if $$FOUND; then \
		echo "$$X.copy: $$DECODED_X $$D$$DECODED_X"; \
		echo "	mkdir -p \"$$(dirname $$DECODED_X)\""; \
		echo "	cp -a $$D$$DECODED_X $$DECODED_X"; \
		echo "	touch \$$@"; \
		echo "$$DECODED_X: ;"; \
	    else \
	    	echo "$$X.copy:"; \
		echo "	msg --progname=\$$(PROGNAME) --debug=\$$(VERBOSELEVEL) error \"$$X: none of the possible sources of this file exist\""; \
	    fi; \
	    echo; \
	done > $(MAKEFILE_COPY_RECIPES)
	#
	msg --progname=$(PROGNAME) --debug=$(VERBOSELEVEL) debug 10 "$@: generating $(MAKEFILE_COPY_FILES) ..."
	mkdir -p $(dir $(MAKEFILE_COPY_FILES))
	echo "COPY_FILES = $(filter %.copy,$^)" > $(MAKEFILE_COPY_FILES)
	
#  Stop descent
%.copy: ;

#  method-*.mk does nothing in pass #0; see the associated file-*mk.
else ifeq ($(PCMS_PASS_NUM),0)

#  But, since the associated file-*.mk doesn't know what the recipe targets
#  depend on, tell pass #0 to acquaint itself with how to make *those* here.
#  (none)

#  But, as a courtesy, we can load the recipes and recipe list ...
include $(MAKEFILE_COPY_RECIPES)
include $(MAKEFILE_COPY_FILES)

#  ... but it's up to the associated file-*.mk to demand that
#  $(COPY_FILES) be built.

endif		#  PCMS_PASS_NUM
endif		#  METHOD_COPY_MK