From 8ca70e358d8836c66153e85db2aee4a0fd44fd21 Mon Sep 17 00:00:00 2001
From: Anthony Cowley <acowley@gmail.com>
Date: Wed, 4 Jan 2017 16:25:59 -0500
Subject: [PATCH] mu: allow gtk-free builds

The gtk components are enabled by default when stdenv.isLinux is true.
---
 pkgs/tools/networking/mu/default.nix | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/pkgs/tools/networking/mu/default.nix b/pkgs/tools/networking/mu/default.nix
index 0cd3e15e7621..c82588559dfc 100644
--- a/pkgs/tools/networking/mu/default.nix
+++ b/pkgs/tools/networking/mu/default.nix
@@ -1,6 +1,7 @@
 { fetchurl, stdenv, sqlite, pkgconfig, autoreconfHook
 , xapian, glib, gmime, texinfo , emacs, guile
-, gtk3, webkitgtk24x, libsoup, icu }:
+, gtk3, webkitgtk24x, libsoup, icu
+, withMug ? stdenv.isLinux }:
 
 stdenv.mkDerivation rec {
   version = "0.9.18";
@@ -13,8 +14,7 @@ stdenv.mkDerivation rec {
 
   buildInputs = [
     sqlite pkgconfig xapian glib gmime texinfo emacs guile libsoup icu
-    autoreconfHook
-    gtk3 webkitgtk24x ];
+    autoreconfHook ] ++ stdenv.lib.optionals withMug [ gtk3 webkitgtk24x ];
 
   preBuild = ''
     # Fix mu4e-builddir (set it to $out)
@@ -27,7 +27,7 @@ stdenv.mkDerivation rec {
   '';
 
   # Install mug and msg2pdf
-  postInstall = ''
+  postInstall = stdenv.lib.optionalString withMug ''
     cp -v toys/msg2pdf/msg2pdf $out/bin/
     cp -v toys/mug/mug $out/bin/
   '';