From mboxrd@z Thu Jan  1 00:00:00 1970
From: ng0 <ng0@libertad.pw>
Subject: Re: cargo-build-system: cargo-build-flags: --cfg=unix in package
	recipe
Date: Tue, 03 Jan 2017 11:19:55 +0000
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References: <20170103021018.64ac3887@scratchpost.org>
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To: Danny Milosavljevic <dannym@scratchpost.org>
Cc: guix-devel@gnu.org

Danny Milosavljevic <dannym@scratchpost.org> writes:

> Hi,
>
> so it seems I got the cargo-build-system to work for large-ish Rust dependency trees now. It still can't pick up transitive dependencies but hey :P
>
> However, some of the Rust crates have a "windows" target which fails.
>
> For these I'd like to pass "--cfg=unix" and I'd like to put it into the package recipe and not hardcode it into the build system.
>
> I saw that there's a "cargo-build-flags" parameter. However, specifying it like
>
>   (arguments
>    `(#:cargo-build-flags '("--cfg=unix" "--release")))
>
> gives me "invalid keyword argument"... 
>
> Why?
>
>

It does indeed, and this would fix the bug I filed.
I've cut down the number of crates I packaged from 160 to 81 just
by removing the *32-sys and winapi dependencies after reading a
bit about the system.

-- 
♥Ⓐ  ng0
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