From 0ffc09a73eff3a3c725c77e6223fceed288fbd07 Mon Sep 17 00:00:00 2001
From: Lin Jian <me@linj.tech>
Date: Tue, 16 Jul 2024 10:53:28 +0800
Subject: [PATCH] emacs.pkgs.llvm-mode: replace trivialBuild with melpaBuild

Related: https://github.com/NixOS/nixpkgs/issues/278925

There are three major modes inside this package.  Ideally, we should
split it into three packages.  However, to keep backward
compatibility, it is not split.
---
 .../manual-packages/llvm-mode/default.nix            | 12 ++++--------
 1 file changed, 4 insertions(+), 8 deletions(-)

diff --git a/pkgs/applications/editors/emacs/elisp-packages/manual-packages/llvm-mode/default.nix b/pkgs/applications/editors/emacs/elisp-packages/manual-packages/llvm-mode/default.nix
index 02fec5ef7f72..4938f2d98be1 100644
--- a/pkgs/applications/editors/emacs/elisp-packages/manual-packages/llvm-mode/default.nix
+++ b/pkgs/applications/editors/emacs/elisp-packages/manual-packages/llvm-mode/default.nix
@@ -1,14 +1,10 @@
-{ trivialBuild
-, llvmPackages
-}:
+{ melpaBuild, llvmPackages }:
 
-trivialBuild {
+melpaBuild {
   pname = "llvm-mode";
-  inherit (llvmPackages.llvm) src version;
+  inherit (llvmPackages.llvm) version;
 
-  postUnpack = ''
-    sourceRoot="$sourceRoot/llvm/utils/emacs"
-  '';
+  src = "${llvmPackages.llvm.src}/llvm/utils/emacs";
 
   meta = {
     inherit (llvmPackages.llvm.meta) homepage license;