Re: May be bug in export PATH and $(shell ...).

[Paul Smith]

On Fri, 2010-06-11 at 11:29 +0300, Oleksandr Gavenko wrote:
> Just do:
> 
>    $ mkdir test
>    $ cat <<EOF >test/test.sh
> #!/bin/sh
> echo I am HERE
> EOF
>    $ cat <<EOF >Makefile
> export PATH := test:$(PATH)
> $(shell test.sh)
> all:
>       test.sh
> EOF

Variables exported by make are not passed to invocations of $(shell ...)

Making this work is not trivial, because it's simple to get into
situations where variable expansion is infinitely recursive.

See: https://savannah.gnu.org/bugs/?10593


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