From c45e09039b412fe81ad9828af59431f5dfa20bc9 Mon Sep 17 00:00:00 2001
From: Mario Rodas <marsam@users.noreply.github.com>
Date: Fri, 19 Jun 2020 04:20:00 -0500
Subject: [PATCH 1/2] tab: use python3

---
 pkgs/tools/text/tab/default.nix | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/pkgs/tools/text/tab/default.nix b/pkgs/tools/text/tab/default.nix
index f7796c8a3291..cd3bfbe85d8a 100644
--- a/pkgs/tools/text/tab/default.nix
+++ b/pkgs/tools/text/tab/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchFromBitbucket, python2 }:
+{ stdenv, fetchFromBitbucket, python3 }:
 
 stdenv.mkDerivation rec {
   version = "7.2";
@@ -11,10 +11,14 @@ stdenv.mkDerivation rec {
     sha256 = "1bm15lw0vp901dj2vsqx6yixmn7ls3brrzh1w6zgd1ksjzlm5aax";
   };
 
-  nativeBuildInputs = [ python2 ];
+  checkInputs = [ python3 ];
 
   doCheck = true;
 
+  preCheck = ''
+    substituteInPlace Makefile --replace "python2 go2.py" "python go.py"
+  '';
+
   checkTarget = "test";
 
   installPhase = ''

From c193d3b494b669c7c0c0833f242c42650ecbbcf0 Mon Sep 17 00:00:00 2001
From: Mario Rodas <marsam@users.noreply.github.com>
Date: Fri, 19 Jun 2020 04:21:00 -0500
Subject: [PATCH 2/2] tab: enable on darwin

---
 pkgs/tools/text/tab/default.nix | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/pkgs/tools/text/tab/default.nix b/pkgs/tools/text/tab/default.nix
index cd3bfbe85d8a..8a80c7ad10e9 100644
--- a/pkgs/tools/text/tab/default.nix
+++ b/pkgs/tools/text/tab/default.nix
@@ -13,7 +13,7 @@ stdenv.mkDerivation rec {
 
   checkInputs = [ python3 ];
 
-  doCheck = true;
+  doCheck = !stdenv.isDarwin;
 
   preCheck = ''
     substituteInPlace Makefile --replace "python2 go2.py" "python go.py"
@@ -35,6 +35,6 @@ stdenv.mkDerivation rec {
     homepage    = "https://tkatchev.bitbucket.io/tab/";
     license     = licenses.boost;
     maintainers = with maintainers; [ mstarzyk ];
-    platforms   = with platforms; linux;
+    platforms   = with platforms; unix;
   };
 }