From a2a2ffbd50e825f40e089dda217860e2c146029d Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Vladim=C3=ADr=20=C4=8Cun=C3=A1t?= <v@cunat.cz>
Date: Wed, 28 Sep 2022 17:40:10 +0200
Subject: [PATCH] dsdcc: fixup paths in .pc file

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

diff --git a/pkgs/development/libraries/dsdcc/default.nix b/pkgs/development/libraries/dsdcc/default.nix
index 5eb4c8dc4640..a992eac27cb0 100644
--- a/pkgs/development/libraries/dsdcc/default.nix
+++ b/pkgs/development/libraries/dsdcc/default.nix
@@ -20,6 +20,11 @@ stdenv.mkDerivation rec {
     "-DUSE_MBELIB=ON"
   ];
 
+  postFixup = ''
+    substituteInPlace "$out"/lib/pkgconfig/libdsdcc.pc \
+      --replace '=''${exec_prefix}//' '=/'
+  '';
+
   meta = with lib; {
     description = "Digital Speech Decoder (DSD) rewritten as a C++ library";
     homepage = "https://github.com/f4exb/dsdcc";