From e24aaf4f6390a4719dbcbcec2f92debc249b1809 Mon Sep 17 00:00:00 2001
From: John Titor <50095635+JohnRTitor@users.noreply.github.com>
Date: Tue, 29 Oct 2024 15:04:47 +0530
Subject: [PATCH] scx.full: init

This package combines the Rust and C based schedulers.
This is likely to be the default in the upcoming nixos module.
---
 pkgs/os-specific/linux/scx/default.nix  |  1 +
 pkgs/os-specific/linux/scx/scx_full.nix | 28 +++++++++++++++++++++++++
 2 files changed, 29 insertions(+)
 create mode 100644 pkgs/os-specific/linux/scx/scx_full.nix

diff --git a/pkgs/os-specific/linux/scx/default.nix b/pkgs/os-specific/linux/scx/default.nix
index 807216ba1799..e064e45c50cb 100644
--- a/pkgs/os-specific/linux/scx/default.nix
+++ b/pkgs/os-specific/linux/scx/default.nix
@@ -70,6 +70,7 @@ let
     { rustland = import ./scx_rustland; }
     { rusty = import ./scx_rusty; }
     { csheds = import ./scx_csheds.nix; }
+    { full = import ./scx_full.nix; }
   ];
 in
 (lib.mapAttrs (name: scheduler: callPackage scheduler { inherit mkScxScheduler; }) schedulers)
diff --git a/pkgs/os-specific/linux/scx/scx_full.nix b/pkgs/os-specific/linux/scx/scx_full.nix
new file mode 100644
index 000000000000..48254ee4c2c8
--- /dev/null
+++ b/pkgs/os-specific/linux/scx/scx_full.nix
@@ -0,0 +1,28 @@
+{
+  stdenv,
+  lib,
+  scx,
+  mkScxScheduler,
+}:
+scx.csheds.overrideAttrs (oldAttrs: {
+  pname = "scx_full";
+  postInstall =
+    (oldAttrs.postInstall or "")
+    + ''
+      cp ${lib.getExe scx.bpfland} $out/bin/
+      cp ${lib.getExe scx.lavd} $out/bin/
+      cp ${lib.getExe scx.layered} $out/bin/
+      cp ${lib.getExe scx.rlfifo} $out/bin/
+      cp ${lib.getExe scx.rustland} $out/bin/
+      cp ${lib.getExe scx.rusty} $out/bin/
+    '';
+
+  meta = oldAttrs.meta // {
+    description = "Sched-ext C and Rust userspace schedulers";
+    longDescription = ''
+      This includes C based schedulers such as scx_central, scx_flatcg,
+      scx_pair, scx_qmap, scx_simple, scx_userland and Rust based schedulers
+      like scx_rustland, scx_bpfland, scx_lavd, scx_layered, scx_rlfifo.
+    '';
+  };
+})