From f5c0535213267164bf26145cfefb94f5ed58c38e Mon Sep 17 00:00:00 2001
From: "Markus S. Wamser" <github-dev@mail2013.wamser.eu>
Date: Sun, 10 May 2020 22:04:39 +0200
Subject: [PATCH] libfm: fix duplicate inclusion of libfm-extra

---
 pkgs/development/libraries/libfm/default.nix | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/pkgs/development/libraries/libfm/default.nix b/pkgs/development/libraries/libfm/default.nix
index 9145d8fd8929..94476984de00 100644
--- a/pkgs/development/libraries/libfm/default.nix
+++ b/pkgs/development/libraries/libfm/default.nix
@@ -28,6 +28,11 @@ stdenv.mkDerivation rec {
     "sysconfdir=${placeholder "out"}/etc"
   ];
 
+  # libfm-extra is pulled in by menu-cache and thus leads to a collision for libfm
+  postInstall = optional (!extraOnly) ''
+     rm $out/lib/libfm-extra.so $out/lib/libfm-extra.so.* $out/lib/libfm-extra.la $out/lib/pkgconfig/libfm-extra.pc
+  '';
+
   enableParallelBuilding = true;
 
   meta = with stdenv.lib; {