From abe42033c6b703d621d74da16d6ef09105fcc4f5 Mon Sep 17 00:00:00 2001
From: Natsu Kagami <nki@nkagami.me>
Date: Fri, 25 Nov 2022 14:45:06 +0100
Subject: [PATCH] Use custom fd build with jemalloc tuned for Asahi

---
 home/common.nix | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/home/common.nix b/home/common.nix
index b2700f8..7a63082 100644
--- a/home/common.nix
+++ b/home/common.nix
@@ -1,5 +1,16 @@
 { config, pkgs, lib, ... }:
 
+let
+  fd =
+    if pkgs.stdenv.isAarch64 && pkgs.stdenv.isLinux then
+      pkgs.fd.overrideAttrs
+        (attrs:
+          {
+            preBuild = ''
+              export JEMALLOC_SYS_WITH_LG_PAGE=16
+            '';
+          }) else pkgs.fd;
+in
 {
   imports = [
     ./kakoune/kak.nix