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List:       nix-dev
Subject:    [Nix-dev] libiconv on non-GNU systems
From:       e.dolstra () tudelft ! nl (Eelco Dolstra)
Date:       2010-10-19 9:04:58
Message-ID: 4CBD5F3A.2080802 () tudelft ! nl
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Hi,

On 10/18/2010 06:45 AM, Yury G. Kudryashov wrote:

> # grep libiconv all-packages.nix
>     libiconv = if stdenv.isDarwin then libiconv else null;
>       zlib curl gd postgresql openssl pkgconfig sqlite getConfig libiconv 
> libjpeg libpng;
>     libiconv = if (stdenv.system == "i686-freebsd") then libiconv else null;
>       libiconv = if stdenv.system == "i686-freebsd" then libiconv else null;
>       libiconv = if stdenv.system == "i686-freebsd" then libiconv else null;
>   libiconv = callPackage ../development/libraries/libiconv { };
> 
> Which test should be used instead of all these? I'm going to unify all these 
> tests into something like
> 
> libiconvPkg = callPackage ...;
> libiconv = if ... then libiconvPkg else stdenv.gcc.libc;
> 
> Then use libiconv everywhere else without re-checking.

Yes, though I would prefer to call the virtual package "iconv" to distinguish it
from the real "libiconv".  So

  libiconv = callPackage ...;

  iconv = if ... then libiconv else stdenv.gcc.libc;

-- 
Eelco Dolstra | http://www.st.ewi.tudelft.nl/~dolstra/


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