From db23fe1581dc99253113fe06444c65b262284f28 Mon Sep 17 00:00:00 2001
From: Domen Kožar <domen@dev.si>
Date: Tue, 7 Mar 2017 18:13:59 +0100
Subject: haskell: add justStaticExecutables combinator

---
 pkgs/development/haskell-modules/lib.nix | 8 ++++++++
 1 file changed, 8 insertions(+)

(limited to 'pkgs/development/haskell-modules')

diff --git a/pkgs/development/haskell-modules/lib.nix b/pkgs/development/haskell-modules/lib.nix
index ab817b7b2a16..2093ec2b218b 100644
--- a/pkgs/development/haskell-modules/lib.nix
+++ b/pkgs/development/haskell-modules/lib.nix
@@ -76,6 +76,14 @@ rec {
     fixupPhase = ":";
   });
 
+  # link executables statically against haskell libs to reduce closure size
+  justStaticExecutables = drv: overrideCabal drv (drv: {
+    enableSharedExecutables = false;
+    isLibrary = false;
+    doHaddock = false;
+    postFixup = "rm -rf $out/lib $out/nix-support $out/share/doc";
+  });
+
   buildFromSdist = pkg: pkgs.lib.overrideDerivation pkg (drv: {
     unpackPhase = let src = sdistTarball pkg; tarname = "${pkg.pname}-${pkg.version}"; in ''
       echo "Source tarball is at ${src}/${tarname}.tar.gz"
-- 
cgit 1.4.1