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ghc-wrapper: install the GHC documentation into the user's profile

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The freaky implementation was done that way in order to avoid unnecessary
re-builds of all Haskell packages by changing the wrapper script used
internally in those builds.

See <https://github.com/NixOS/nixpkgs/pull/466> for further details.
This commit is contained in:
Patrick John Wheeler
2013-04-17 00:06:10 +02:00
committed by Peter Simons
parent 65b95b159e
commit 3bf0d2b960
2 changed files with 19 additions and 2 deletions
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11
pkgs/development/compilers/ghc/wrapper.nix
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@@ -1,4 +1,4 @@
{ stdenv, ghc, makeWrapper, coreutils }:
{ stdenv, ghc, makeWrapper, coreutils, forUserEnv ? false }:
let
ghc761OrLater = !stdenv.lib.versionOlder ghc.version "7.6.1";
@@ -54,4 +54,11 @@ stdenv.mkDerivation ({
inherit ghc;
inherit (ghc) meta;
ghcVersion = ghc.version;
} // (stdenv.lib.optionalAttrs ghc761OrLater { preFixup = "sed -i -e 's|-package-conf|${packageDBFlag}|' $out/bin/ghc-get-packages.sh"; }))
} // (stdenv.lib.optionalAttrs ghc761OrLater { preFixup = "sed -i -e 's|-package-conf|${packageDBFlag}|' $out/bin/ghc-get-packages.sh"; })
// (stdenv.lib.optionalAttrs forUserEnv {
postFixup= ''
ln -s $ghc/lib $out/lib;
mkdir -p $out/share/doc
ln -s $ghc/share/doc/ghc $out/share/doc/ghc-${ghc.version}
'';
}))