From e49642596f20f2730d4ad136d96f8bd3cbc080e8 Mon Sep 17 00:00:00 2001
From: David McFarland <corngood@gmail.com>
Date: Sat, 24 Aug 2024 14:35:27 -0300
Subject: [PATCH] buildDotnetModule: set TMPDIR in fetch-deps

Some packages assume TMPDIR is unshared, even in nix-shell.
---
 pkgs/build-support/dotnet/build-dotnet-module/fetch-deps.sh | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/pkgs/build-support/dotnet/build-dotnet-module/fetch-deps.sh b/pkgs/build-support/dotnet/build-dotnet-module/fetch-deps.sh
index c8d428240621..ff971ce1e592 100644
--- a/pkgs/build-support/dotnet/build-dotnet-module/fetch-deps.sh
+++ b/pkgs/build-support/dotnet/build-dotnet-module/fetch-deps.sh
@@ -4,6 +4,8 @@ tmp=$(mktemp -d)
 trap 'chmod -R +w "$tmp" && rm -fr "$tmp"' EXIT
 
 HOME=$tmp/.home
+export TMPDIR="$tmp/.tmp"
+mkdir "$HOME" "$TMPDIR"
 cd "$tmp"
 
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