From c0f2b7e289b54b4f8e590a230f546a766068687c Mon Sep 17 00:00:00 2001
From: Dmitry Kalinkin <dmitry.kalinkin@gmail.com>
Date: Tue, 17 Mar 2020 19:30:23 -0400
Subject: [PATCH] gnuplot_qt: fix on darwin

---
 pkgs/tools/graphics/gnuplot/default.nix | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/pkgs/tools/graphics/gnuplot/default.nix b/pkgs/tools/graphics/gnuplot/default.nix
index 0ac1c1a21553..c04101575c73 100644
--- a/pkgs/tools/graphics/gnuplot/default.nix
+++ b/pkgs/tools/graphics/gnuplot/default.nix
@@ -48,12 +48,16 @@ in
     (if aquaterm then "--with-aquaterm" else "--without-aquaterm")
   ];
 
+  CXXFLAGS = lib.optionalString (stdenv.isDarwin && withQt) "-std=c++11";
+
   postInstall = lib.optionalString withX ''
     wrapProgram $out/bin/gnuplot \
        --prefix PATH : '${gnused}/bin' \
        --prefix PATH : '${coreutils}/bin' \
        --prefix PATH : '${fontconfig.bin}/bin' \
        --run '. ${./set-gdfontpath-from-fontconfig.sh}'
+  '' + lib.optionalString (stdenv.isDarwin && withQt) ''
+     wrapQtApp $out/bin/gnuplot
   '';
 
   enableParallelBuilding = true;