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ghcWithPackages: restore old style (without 'with')

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This commit is contained in:
Nikolay Amiantov 2015-03-29 05:24:35 +03:00
parent da26c13df5
commit 8943ffcd2b
1 changed files with 10 additions and 12 deletions
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22
pkgs/development/haskell-modules/with-packages-wrapper.nix
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@ -1,11 +1,9 @@
{ stdenv, ghc, llvmPackages, packages, buildEnv
{ stdenv, lib, ghc, llvmPackages, packages, buildEnv
, makeWrapper
, ignoreCollisions ? false, withLLVM ? false }:
with stdenv.lib;
# This wrapper works only with GHC 6.12 or later.
assert versionOlder "6.12" ghc.version;
assert lib.versionOlder "6.12" ghc.version;
# It's probably a good idea to include the library "ghc-paths" in the
# compiler environment, because we have a specially patched version of
@ -30,19 +28,19 @@ assert versionOlder "6.12" ghc.version;
let
isGhcjs = ghc.isGhcjs or false;
ghc761OrLater = isGhcjs || versionOlder "7.6.1" ghc.version;
ghc761OrLater = isGhcjs || lib.versionOlder "7.6.1" ghc.version;
packageDBFlag = if ghc761OrLater then "--global-package-db" else "--global-conf";
ghcCommand = if isGhcjs then "ghcjs" else "ghc";
libDir = "$out/lib/${ghcCommand}-${ghc.version}";
docDir = "$out/share/doc/ghc/html";
packageCfgDir = "${libDir}/package.conf.d";
paths = filter (x: x ? isHaskellLibrary) (closePropagation packages);
hasLibraries = any (x: x.isHaskellLibrary) paths;
paths = lib.filter (x: x ? isHaskellLibrary) (lib.closePropagation packages);
hasLibraries = lib.any (x: x.isHaskellLibrary) paths;
# CLang is needed on Darwin for -fllvm to work:
# https://downloads.haskell.org/~ghc/latest/docs/html/users_guide/code-generators.html
llvm = makeSearchPath "bin"
llvm = lib.makeSearchPath "bin"
([ llvmPackages.llvm ]
++ optional stdenv.isDarwin llvmPackages.clang);
++ lib.optional stdenv.isDarwin llvmPackages.clang);
in
if paths == [] && !withLLVM then ghc else
buildEnv {
@ -52,7 +50,7 @@ buildEnv {
postBuild = ''
. ${makeWrapper}/nix-support/setup-hook
${optionalString isGhcjs ''
${lib.optionalString isGhcjs ''
cp -r "${ghc}/${ghc.libDir}/"* ${libDir}/
''}
@ -71,7 +69,7 @@ buildEnv {
--set "NIX_GHCPKG" "$out/bin/${ghcCommand}-pkg" \
--set "NIX_GHC_DOCDIR" "${docDir}" \
--set "NIX_GHC_LIBDIR" "${libDir}" \
${optionalString withLLVM ''--prefix "PATH" ":" "${llvm}"''}
${lib.optionalString withLLVM ''--prefix "PATH" ":" "${llvm}"''}
done
for prg in runghc runhaskell; do
@ -89,7 +87,7 @@ buildEnv {
makeWrapper ${ghc}/bin/$prg $out/bin/$prg --add-flags "${packageDBFlag}=${packageCfgDir}"
done
${optionalString hasLibraries "$out/bin/${ghcCommand}-pkg recache"}
${lib.optionalString hasLibraries "$out/bin/${ghcCommand}-pkg recache"}
$out/bin/${ghcCommand}-pkg check
'';
} // {