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#.. Generic Copy/Remove the specified file
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#.. Generic Copy/Remove the specified file
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#
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#
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#   Usage:      $(call CopyFile,Text,dest,file,path,fmode)
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#   Usage:      $(call CopyFile,Text,dest,file,path,fmode)
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#               $(call UncopyFile,Text,file)
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#               $(call UncopyFile,Text,file)
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#
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#
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#   Notes:
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#		Note: dest, file and path
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#       dest, file and path
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#		    may have spaces in them
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#	May have spaces in them
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#		    These will have been escaped with a'\' which will
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#		These will have been escaped with a '\' which will
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#		need to be removed. The '\ ' is required to keep make
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#		    need to be removed.
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#		happy elsewhere.
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#
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#
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#		    May have '$' in themwhich we will need to escape
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#	May have '$' in them which we will need to escape
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#
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#
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#       Windows copy has limitations.
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#		Abs path length must < 260
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#		Passing a relative path does not solve the problem
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#		Moreover, if the relative path contains one or more ../
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#		sequences, then the 'cp' command creates a complete path
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#		before removing the zzz/.. sequences - and this must not exceed
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#		259 characters.
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#
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#		At the moment we get the most out of the windows 'cp' by
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#		passing it a clean absolute pathname, but there is still
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#		a limit of ~259 characters. This affects many programs, not just
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#		cp but make, rm, chmod ...
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#
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#
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#	Nice Macros
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#	AbsName	- convert a '\ ' pathname into an absolute path with plain spaces
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#                 and $ escaped with a \.
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#		  In the process 'spaces' need to be replaced with something to
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#		  keep abspath from splitting on space.
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#	NiceName - convert a '\ ' pathname into an string with plain spaces
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#                 and $ escaped with a \.
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#
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AbsName = $(subst $$,\$$,$(subst $(spacealt),$(space),$(abspath $(subst \$(space),$(spacealt),$1))))
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NiceName = $(subst $$,\$$,$(subst \$(space),$(space),$1))
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define CopyFile
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define CopyFile
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	(\
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        udest="$(call NiceName,$2)"; \
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	@(dest="$(subst \$(space),$(space),$(subst $$,\$$,$(2)))"; \
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        dest="$(call AbsName,$2)"; \
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        file="$(subst \$(space),$(space),$(subst $$,\$$,$(3)))"; \
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        file="$(call NiceName,$3)"; \
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        path="$(subst \$(space),$(space),$(subst $$,\$$,$(4)))"; \
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        path="$(call AbsName,$4)"; \
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        fmode="$(5)"; \
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        fmode="$(5)"; \
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	echo ------ "$1 $$dest"; \
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	echo "------ $1 $$udest"; \
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        if [ ! -f "$$file" ] ; then echo "$1 source file not found: $$file" ; exit 1; fi;\
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        if [ ! -f "$$file" ] ; then echo "$1 source file not found: $$file" ; exit 1; fi;\
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	if [ ! -d "$$path" ] ; then $(mkdir) -p "$$path"; fi; \
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	if [ ! -d "$$path" ] ; then $(mkdir) -p "$$path"; fi; \
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	if [ -f "$$dest" -a ! -w "$$dest" ]; then $(chmod) -f +w "$$dest"; fi; \
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	if [ -f "$$dest" -a ! -w "$$dest" ]; then $(chmod) -f +w "$$dest"; fi; \
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	$(rm) -f "$$dest"; \
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	$(rm) -f "$$dest"; \
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        $(cp) "$$file" "$$dest" ;\
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        $(cp) "$$file" "$$dest" ;\
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        if [ ! -f "$$dest" ] ; then echo "$1 file not found after copy: $$dest" ; exit 1; fi; \
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        if [ ! -f "$$dest" ] ; then echo "$1 file not found after copy: $$dest" ; exit 1; fi; \
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        );
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        );
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endef
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endef
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define UncopyFile
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define UncopyFile
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	$(AA_PRE)(\
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	@(file="$(subst \$(space),$(space),$(subst $$,\$$,$(2)))"; \
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        udest="$(call NiceName,$2)"; \
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        file="$(call AbsName,$2)"; \
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        echo ------ $1 "$$file"; \
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	echo "------ $1 $$udest"; \
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	if [ -f "$$file" ]; then \
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	if [ -f "$$file" ]; then \
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		if [ ! -w "$$file" ]; then $(chmod) -f +w "$$file"; fi; \
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		if [ ! -w "$$file" ]; then $(chmod) -f +w "$$file"; fi; \
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		$(rm) -f "$$file"; \
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		$(rm) -f "$$file"; \
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	fi);
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	fi);
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endef
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endef