From 26962c8787828ac3f38186c67aa9c51d02152255 Mon Sep 17 00:00:00 2001
From: Weijia Wang <9713184+wegank@users.noreply.github.com>
Date: Wed, 26 Oct 2022 19:10:02 +0200
Subject: [PATCH] libunarr: fix build on darwin

---
 pkgs/development/libraries/libunarr/default.nix | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/pkgs/development/libraries/libunarr/default.nix b/pkgs/development/libraries/libunarr/default.nix
index 94269e85c66d..ccf65e64d293 100644
--- a/pkgs/development/libraries/libunarr/default.nix
+++ b/pkgs/development/libraries/libunarr/default.nix
@@ -1,4 +1,4 @@
-{ lib, stdenv, fetchurl, cmake }:
+{ lib, stdenv, fetchurl, fetchpatch, cmake }:
 
 stdenv.mkDerivation rec {
   pname = "libunarr";
@@ -16,11 +16,16 @@ stdenv.mkDerivation rec {
     substituteInPlace pkg-config.pc.cmake \
       --replace '$'{prefix}/@CMAKE_INSTALL_LIBDIR@ @CMAKE_INSTALL_FULL_LIBDIR@ \
       --replace '$'{prefix}/@CMAKE_INSTALL_INCLUDEDIR@ @CMAKE_INSTALL_FULL_INCLUDEDIR@
+  ''
+  # ld: unknown option: --no-undefined
+  + lib.optionalString stdenv.isDarwin ''
+    substituteInPlace CMakeLists.txt \
+      --replace '-Wl,--no-undefined -Wl,--as-needed' '-Wl,-undefined,error'
   '';
 
   meta = with lib; {
     homepage = "https://github.com/selmf/unarr";
     description = "A lightweight decompression library with support for rar, tar and zip archives";
-    license = licenses.lgpl3;
+    license = licenses.lgpl3Plus;
   };
 }