From 7cdaf8261f3486603e39028c9898e6dabb4b98a8 Mon Sep 17 00:00:00 2001
From: andre4ik3 <andre4ik3@fastmail.com>
Date: Sat, 7 Mar 2026 00:58:13 +0000
Subject: [PATCH 1/2] fex: 2601 -> 2603

---
 pkgs/by-name/fe/fex/package.nix | 14 ++++++++++----
 1 file changed, 10 insertions(+), 4 deletions(-)

diff --git a/pkgs/by-name/fe/fex/package.nix b/pkgs/by-name/fe/fex/package.nix
index 197e3a2671a3..bc742d7689f7 100644
--- a/pkgs/by-name/fe/fex/package.nix
+++ b/pkgs/by-name/fe/fex/package.nix
@@ -7,6 +7,7 @@
   pkg-config,
   python3,
   nix-update-script,
+  jemalloc,
   xxHash,
   fmt,
   libxml2,
@@ -99,13 +100,13 @@ let
 in
 llvmPackages.stdenv.mkDerivation (finalAttrs: {
   pname = "fex";
-  version = "2601";
+  version = "2603";
 
   src = fetchFromGitHub {
     owner = "FEX-Emu";
     repo = "FEX";
     tag = "FEX-${finalAttrs.version}";
-    hash = "sha256-AfHOD3S3zDwe85Zr8XEMmI+LrdVEZdXJ9FWQQ+oUNik=";
+    hash = "sha256-rQOqziJ7IizJV3VmAWGo5s2xn2/xnp0sx3VfBtH1JK4=";
 
     leaveDotGit = true;
     postFetch = ''
@@ -116,10 +117,10 @@ llvmPackages.stdenv.mkDerivation (finalAttrs: {
       git submodule update --init --depth 1 \
         External/Vulkan-Headers \
         External/drm-headers \
-        External/jemalloc \
+        External/rpmalloc \
         External/jemalloc_glibc \
-        External/robin-map \
         External/vixl \
+        External/unordered_dense \
         Source/Common/cpp-optparse
 
       find . -name .git -print0 | xargs -0 rm -rf
@@ -132,6 +133,10 @@ llvmPackages.stdenv.mkDerivation (finalAttrs: {
   };
 
   postPatch = ''
+    substituteInPlace FEXCore/include/git_version.h.in \
+      --replace-fail "@GIT_HASH_ARRAY@" "" \
+      --replace-fail "@GIT_DESCRIBE_STRING@" "FEX-${finalAttrs.version}"
+
     substituteInPlace ThunkLibs/GuestLibs/CMakeLists.txt ThunkLibs/HostLibs/CMakeLists.txt \
       --replace-fail "/usr/include/libdrm" "${devRootFS}/include/libdrm" \
       --replace-fail "/usr/include/wayland" "${devRootFS}/include/wayland"
@@ -183,6 +188,7 @@ llvmPackages.stdenv.mkDerivation (finalAttrs: {
   ++ lib.optional withQt qt6.wrapQtAppsHook;
 
   buildInputs = [
+    jemalloc
     xxHash
     fmt
     libxml2

From 88b3bbd7a1cf3148f07da488f409979efb78c8eb Mon Sep 17 00:00:00 2001
From: andre4ik3 <andre4ik3@fastmail.com>
Date: Sat, 7 Mar 2026 02:11:37 +0000
Subject: [PATCH 2/2] fex: remove date header from manpages

Closes #486904
---
 pkgs/by-name/fe/fex/package.nix | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/pkgs/by-name/fe/fex/package.nix b/pkgs/by-name/fe/fex/package.nix
index bc742d7689f7..3186c5764f49 100644
--- a/pkgs/by-name/fe/fex/package.nix
+++ b/pkgs/by-name/fe/fex/package.nix
@@ -149,6 +149,11 @@ llvmPackages.stdenv.mkDerivation (finalAttrs: {
     substituteInPlace ThunkLibs/GuestLibs/CMakeLists.txt \
       --replace-fail "-- " "-- $(cat ${llvmPackages.stdenv.cc}/nix-support/libcxx-cxxflags) "
 
+    # Disable including current date in manpages
+    substituteInPlace FEXCore/Scripts/config_generator.py \
+      --replace-fail ".Dd {0}" ".Dd" \
+      --replace-fail "output_man.write(header.format(" "output_man.write(header) #"
+
     # Patch any references to library wrapper paths
     substituteInPlace FEXCore/Source/Interface/Config/Config.json.in \
       --replace-fail "ThunkGuestLibs" "UnusedThunkGuestLibs" \