Proposal: Add setEnv/unsetEnv to "base"

[Gregory Collins]

+1 (a no-brainer, in my opinion) --- although you can get rid of unsetEnv
if you make setEnv take a "Maybe String", which might be better. Ultimately
though, who cares what color the bike shed is painted :)

On Wed, Oct 3, 2012 at 8:14 PM, Simon Hengel <sol at typeful.net> wrote:

> Hi,
> setting environment variables is possible on both POSIX and Windows
> systems.  Currently this functionally is missing from
> System.Environment; the "unix" package provides an implementation for
> POSIX systems.
>
> I propose to add setEnv/unsetEnv to System.Environment, so that it is
> easier to write applications that behave the same on POSIX and Windows
> systems.
>
> I implemented both in a way, so that they behave exactly the same on
> POSIX and Windows (modulo case sensitivity on Windows).
>
> For now I prepared a standalone implementation [1] and corresponding
> tests [2].  That implementation depends on the "unix" package.  If the
> proposal is accepted, I will prepare a patch against "base" that
> includes the relevant code from "unix".
>
> Discussion Period: 2 Weeks
>
> Cheers,
> Simon
>
> [1] https://github.com/sol/setenv/blob/master/src/System/SetEnv.hs
> [2] https://github.com/sol/setenv/blob/master/test/System/SetEnvSpec.hs
>
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-- 
Gregory Collins <greg at gregorycollins.net>
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