From 0b0430928b7fd12e36239ad6c8e0a5681e0a44fc Mon Sep 17 00:00:00 2001
From: Piotr Bogdan <ppbogdan@gmail.com>
Date: Fri, 4 Jan 2019 19:33:50 +0000
Subject: [PATCH] bitmeter: fix libm underlinking

---
 pkgs/applications/audio/bitmeter/default.nix | 11 +++++++++--
 1 file changed, 9 insertions(+), 2 deletions(-)

diff --git a/pkgs/applications/audio/bitmeter/default.nix b/pkgs/applications/audio/bitmeter/default.nix
index 5f3229dc157..fbe2c97042f 100644
--- a/pkgs/applications/audio/bitmeter/default.nix
+++ b/pkgs/applications/audio/bitmeter/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, libjack2, gtk2, pkgconfig }:
+{ stdenv, autoreconfHook, fetchurl, libjack2, gtk2, pkgconfig }:
 
 stdenv.mkDerivation rec {
   name = "bitmeter-${version}";
@@ -9,9 +9,16 @@ stdenv.mkDerivation rec {
     sha256 = "09ck2gxqky701dc1p0ip61rrn16v0pdc7ih2hc2sd63zcw53g2a7";
   };
 
-  nativeBuildInputs = [ pkgconfig ];
+  nativeBuildInputs = [ autoreconfHook pkgconfig ];
   buildInputs = [ libjack2 gtk2 ];
 
+  patches = [
+    (fetchurl {
+      url = https://gitweb.gentoo.org/repo/gentoo.git/plain/media-sound/bitmeter/files/bitmeter-1.2-fix-build-system.patch;
+      sha256 = "021mz6933iw7mpk6b9cbjr8naj6smbq1hwqjszlyx72qbwrrid7k";
+    })
+  ];
+
   meta = with stdenv.lib; {
     homepage = http://devel.tlrmx.org/audio/bitmeter/;
     description = "Also known as jack bitscope. Useful to detect denormals";