From 76f6b5efdf7d75fdc0ad7c82bee58cbad1692e1c Mon Sep 17 00:00:00 2001
From: George Macon <george.macon@gtri.gatech.edu>
Date: Thu, 26 Sep 2024 16:10:03 -0400
Subject: [PATCH] unrar-free: add setupHook

This adds a setupHook to unrar-free which is parallel to the one in
unrar. This enables the unpackPhase to automatically use unrar-free to
unpack RAR files.
---
 pkgs/by-name/un/unrar-free/package.nix   | 2 ++
 pkgs/by-name/un/unrar-free/setup-hook.sh | 5 +++++
 2 files changed, 7 insertions(+)
 create mode 100644 pkgs/by-name/un/unrar-free/setup-hook.sh

diff --git a/pkgs/by-name/un/unrar-free/package.nix b/pkgs/by-name/un/unrar-free/package.nix
index 72ca626c8933..755d9de906f7 100644
--- a/pkgs/by-name/un/unrar-free/package.nix
+++ b/pkgs/by-name/un/unrar-free/package.nix
@@ -21,6 +21,8 @@ stdenv.mkDerivation (finalAttrs: {
 
   buildInputs = [ libarchive ];
 
+  setupHook = ./setup-hook.sh;
+
   meta = {
     description = "Free utility to extract files from RAR archives";
     longDescription = ''
diff --git a/pkgs/by-name/un/unrar-free/setup-hook.sh b/pkgs/by-name/un/unrar-free/setup-hook.sh
new file mode 100644
index 000000000000..347bf4c125d2
--- /dev/null
+++ b/pkgs/by-name/un/unrar-free/setup-hook.sh
@@ -0,0 +1,5 @@
+unpackCmdHooks+=(_tryUnrarFree)
+_tryUnrarFree() {
+    if ! [[ "$curSrc" =~ \.rar$ ]]; then return 1; fi
+    unrar-free -x "$curSrc" >/dev/null
+}