"Warlich, Christof" <christof.warl...@siemens.com> writes:

>> There is no difference between the two. They both declare environment 
>> variables for make.
> That's not entirely true, at least not for (admittedly rather ancient) GNU 
> Make V3.81.
> E.g., consider this Makefile:
> var := $(shell echo "echo hi" >say_hi.sh; chmod +x say_hi.sh; say_hi.sh)
> all: ; @echo $(var)
> Calling make with the PATH environment variable either way yiedls:
> $ make PATH=$PATH:.
> /bin/sh: 1: say_hi.sh: not found
> $ PATH=$PATH:. make
> hi
> I'm not sure though if this is intended behavior or just a bug and if
> a more recent version of GNU Make does the same. But considering that
> GNU Make V3.81 is the standard in e.g. Ubuntu LTS 14.04, it may still
> matter.
> Cheers,
> Chris

Well, actually I am using version 4.1 and I do see the difference, are
you sure it is not working as intended ? I can't find anything on the
manual but I am quite curious.

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