From dfcac3fccd0a6fc45be51d1cfe985ca71ccd2246 Mon Sep 17 00:00:00 2001
From: Corbin <cds@corbinsimpson.com>
Date: Fri, 26 Jun 2020 01:22:00 -0700
Subject: [PATCH] python-igraph: Don't use vendored library.

Fixes #70543.
---
 .../development/python-modules/python-igraph/default.nix | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/pkgs/development/python-modules/python-igraph/default.nix b/pkgs/development/python-modules/python-igraph/default.nix
index a2bf20188ff..12a327be2a6 100644
--- a/pkgs/development/python-modules/python-igraph/default.nix
+++ b/pkgs/development/python-modules/python-igraph/default.nix
@@ -1,5 +1,6 @@
 { buildPythonPackage, fetchPypi, lib, isPy3k
-, pkgconfig, igraph }:
+, pkgconfig, igraph
+, texttable }:
 
 buildPythonPackage rec {
   pname = "python-igraph";
@@ -7,12 +8,18 @@ buildPythonPackage rec {
 
   nativeBuildInputs = [ pkgconfig ];
   buildInputs = [ igraph ];
+  propagatedBuildInputs = [ texttable ];
 
   src = fetchPypi {
     inherit pname version;
     sha256 = "4601638d7d22eae7608cdf793efac75e6c039770ec4bd2cecf76378c84ce7d72";
   };
 
+  # NB: We want to use our igraph, not vendored igraph, but even with
+  # pkg-config on the PATH, their custom setup.py still needs to be explicitly
+  # told to do it. ~ C.
+  setupPyGlobalFlags = [ "--use-pkg-config" ];
+
   doCheck = !isPy3k;
 
   meta = {