From 6df5d16d20175fc872ee5dc9ff46043e376012aa Mon Sep 17 00:00:00 2001
From: Martin Weinelt <hexa@darmstadt.ccc.de>
Date: Sun, 23 Jan 2022 12:57:56 +0100
Subject: [PATCH] spice: properly test for existance of python modules

---
 pkgs/development/libraries/spice/default.nix | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/pkgs/development/libraries/spice/default.nix b/pkgs/development/libraries/spice/default.nix
index ee0f6be16984..4f639cf29f74 100644
--- a/pkgs/development/libraries/spice/default.nix
+++ b/pkgs/development/libraries/spice/default.nix
@@ -46,6 +46,12 @@ stdenv.mkDerivation rec {
   postPatch = ''
     install ${doxygen_sh} doxygen.sh
     patchShebangs build-aux
+
+    # https://gitlab.freedesktop.org/spice/spice-common/-/issues/5
+    substituteInPlace subprojects/spice-common/meson.build \
+      --replace \
+      "cmd = run_command(python, '-m', module)" \
+      "cmd = run_command(python, '-c', 'import @0@'.format(module))"
   '';
 
   nativeBuildInputs = [