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| author | Peter Simons <simons@cryp.to> | 2014-08-16 17:42:11 +0200 |
|---|---|---|
| committer | Peter Simons <simons@cryp.to> | 2014-08-17 00:20:12 +0200 |
| commit | 817c0e41443a5176baf6dd9b422878fdccecd266 (patch) | |
| tree | 4bfa8aa94cb3b6fe8342660b4fe377549f11e4a8 /pkgs/build-support/cabal | |
| parent | 462e067f45614bd78014a375be5e7a88f973037f (diff) | |
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cabal: enable multi-threaded builds with GHC 7.8.x or later
https://github.com/NixOS/nixpkgs/issues/3220
Diffstat (limited to 'pkgs/build-support/cabal')
| -rw-r--r-- | pkgs/build-support/cabal/default.nix | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/pkgs/build-support/cabal/default.nix b/pkgs/build-support/cabal/default.nix index a55de86cb15..d73b4a1f364 100644 --- a/pkgs/build-support/cabal/default.nix +++ b/pkgs/build-support/cabal/default.nix @@ -210,6 +210,9 @@ assert !enableStaticLibraries -> versionOlder "7.7" ghc.version; ${optionalString (self.enableSharedExecutables && self.stdenv.isDarwin) '' configureFlags+=" --ghc-option=-optl=-Wl,-headerpad_max_install_names" ''} + ${optionalString (versionOlder "7.8" ghc.version) '' + configureFlags+=" --ghc-option=-j$NIX_BUILD_CORES" + ''} echo "configure flags: $extraConfigureFlags $configureFlags" ./Setup configure --verbose --prefix="$out" --libdir='$prefix/lib/$compiler' \ |