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Diffstat (limited to 'pkgs/development/haskell-modules/lib.nix')
-rw-r--r-- | pkgs/development/haskell-modules/lib.nix | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/pkgs/development/haskell-modules/lib.nix b/pkgs/development/haskell-modules/lib.nix index 1537cd6466c..682953c3ce9 100644 --- a/pkgs/development/haskell-modules/lib.nix +++ b/pkgs/development/haskell-modules/lib.nix @@ -196,6 +196,16 @@ rec { appendPatch = drv: x: appendPatches drv [x]; appendPatches = drv: xs: overrideCabal drv (drv: { patches = (drv.patches or []) ++ xs; }); + /* Set a specific build target instead of compiling all targets in the package. + * For example, imagine we have a .cabal file with a library, and 2 executables "dev" and "server". + * We can build only "server" and not wait on the compilation of "dev" by useing setBuildTarget as follows: + * + * setBuildTarget (callCabal2nix "thePackageName" thePackageSrc {}) "server" + * + */ + setBuildTargets = drv: xs: overrideCabal drv (drv: { buildTarget = lib.concatStringsSep " " xs; }); + setBuildTarget = drv: x: setBuildTargets drv [x]; + doHyperlinkSource = drv: overrideCabal drv (drv: { hyperlinkSource = true; }); dontHyperlinkSource = drv: overrideCabal drv (drv: { hyperlinkSource = false; }); |