Re: Using the call and eval functions

[gmake]

The problem seems to be with the Make version I was using: 3.8.1 seems
to be ok.

Best regards,
-Arun.

> Greetings,
>
> Following is a make file I am using to understand the usage of teh call
> and eval functions. Based on what I understand from the manual, the
> PROGRAM_template function should get called, and the target program1
> should be built. When I execute this, the debug prints (from $(warning
> ...) ) get called, but the rule to make target is still not found:
>
>     Makefile:13: target=program1 OBJS=$(program1_OBJS)
>     Makefile:14: target=program1 OBJS=$(program1_OBJS)
>     Makefile:15: target=program1 OBJS=$(program1_OBJS)
>     Makefile:16: target=program1 OBJS=$(program1_OBJS)
>     make: *** No rule to make target `program1', needed by `all'.  Stop.
>
> Can anyone help?
>
> Best regards,
> -Arun.
>
>
> -----------------------------------------------------------------------------------
> PROGRAMS = program1
>
> program1_OBJS = program11.o program12.o
>
> .PHONY: all
> all: $(PROGRAMS)
>
> define PROGRAM_template
> $(warning target=$(1) OBJS=$$($(1)_OBJS))
> $(1): $$($(1)_OBJS)
>         @echo cc -g -o $@ $^
> endef
>
> $(foreach prog,$(PROGRAMS),$(eval $(call PROGRAM_template,$(prog))))
> $(foreach prog,$(PROGRAMS),$(call PROGRAM_template,$(prog)))
> $(eval $(call PROGRAM_template,program1))
> $(call PROGRAM_template,program1)
> -----------------------------------------------------------------------------------
>
>
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>