From 0e5b1ff245cd4b03363a7bf093a094de0de1fc13 Mon Sep 17 00:00:00 2001
From: David McFarland <corngood@gmail.com>
Date: Mon, 9 Sep 2024 02:01:47 -0300
Subject: [PATCH] add-nuget-deps: use NUGET_HTTP_CACHE_PATH from user's HOME

---
 pkgs/build-support/dotnet/add-nuget-deps/default.nix | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/pkgs/build-support/dotnet/add-nuget-deps/default.nix b/pkgs/build-support/dotnet/add-nuget-deps/default.nix
index d4cd48de9fe6..2b5e28e2f6b1 100644
--- a/pkgs/build-support/dotnet/add-nuget-deps/default.nix
+++ b/pkgs/build-support/dotnet/add-nuget-deps/default.nix
@@ -87,12 +87,15 @@ attrs
           TMPDIR=$(mktemp -d -t fetch-deps-${finalPackage.name}.XXXXXX)
           trap 'chmod -R +w "$TMPDIR" && rm -fr "$TMPDIR"' EXIT
 
+          export NUGET_HTTP_CACHE_PATH=''${NUGET_HTTP_CACHE_PATH-~/.local/share/NuGet/v3-cache}
+
           HOME=$TMPDIR/home
           mkdir "$HOME"
 
           cd "$TMPDIR"
+
           NIX_BUILD_SHELL="${runtimeShell}" ${nix}/bin/nix-shell \
-            --pure --run 'source "${innerScript}"' "${drv}"
+            --pure --keep NUGET_HTTP_CACHE_PATH --run 'source "${innerScript}"' "${drv}"
         '';
     };
 }