From e8a38b78227cb6d91d00b26ed4d0e7332b510a1c Mon Sep 17 00:00:00 2001
From: Aristid Breitkreuz <aristidb@gmail.com>
Date: Sat, 6 Sep 2014 16:18:26 +0200
Subject: [PATCH] add more convenient adapter for making debug builds

---
 pkgs/top-level/all-packages.nix | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 390af2f731e3..d7c89d881d6d 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -423,6 +423,8 @@ let
     { deps = [ pkgs.lcov pkgs.enableGCOVInstrumentation ]; }
     ../build-support/setup-hooks/make-coverage-analysis-report.sh;
 
+  # intended to be used like nix-build -E 'with <nixpkgs> {}; enableDebugging fooPackage'
+  enableDebugging = pkg : pkg.override { stdenv = stdenvAdapters.keepDebugInfo pkg.stdenv; };
 
   ### TOOLS