From 8201236c73b26eefbea2e820549ceb540c3fc647 Mon Sep 17 00:00:00 2001
From: Acid Bong <acidbong@tilde.club>
Date: Sat, 19 Apr 2025 12:50:56 +0300
Subject: [PATCH] rustup: use `writableTmpDirAsHomeHook`

---
 pkgs/development/tools/rust/rustup/default.nix | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/pkgs/development/tools/rust/rustup/default.nix b/pkgs/development/tools/rust/rustup/default.nix
index 022c78799cdb..47486900ff96 100644
--- a/pkgs/development/tools/rust/rustup/default.nix
+++ b/pkgs/development/tools/rust/rustup/default.nix
@@ -9,6 +9,7 @@
   pkg-config,
   openssl,
   curl,
+  writableTmpDirAsHomeHook,
   installShellFiles,
   zlib,
   Security,
@@ -41,6 +42,7 @@ rustPlatform.buildRustPackage (finalAttrs: {
   nativeBuildInputs = [
     makeBinaryWrapper
     pkg-config
+    writableTmpDirAsHomeHook
     installShellFiles
   ];
 
@@ -107,7 +109,6 @@ rustPlatform.buildRustPackage (finalAttrs: {
     wrapProgram $out/bin/rustup --prefix "LD_LIBRARY_PATH" : "${libPath}"
 
     # tries to create .rustup
-    export HOME=$(mktemp -d)
     mkdir -p "$out/share/"{bash-completion/completions,fish/vendor_completions.d,zsh/site-functions}
 
     ${lib.optionalString (stdenv.hostPlatform.emulatorAvailable buildPackages) (