From 10e1475a79d4c30926b0872582efa8f3ced94f03 Mon Sep 17 00:00:00 2001
From: Nikolay Amiantov <ab@fmap.me>
Date: Sat, 22 Jun 2019 02:20:28 +0300
Subject: [PATCH] gurobi: add library suffix

---
 pkgs/applications/science/math/gurobi/default.nix | 10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)

diff --git a/pkgs/applications/science/math/gurobi/default.nix b/pkgs/applications/science/math/gurobi/default.nix
index be14d1411285..ee9bdcc6f1b0 100644
--- a/pkgs/applications/science/math/gurobi/default.nix
+++ b/pkgs/applications/science/math/gurobi/default.nix
@@ -1,8 +1,10 @@
-{ stdenv, fetchurl, autoPatchelfHook, python }:
+{ stdenv, lib, fetchurl, autoPatchelfHook, python }:
 
-stdenv.mkDerivation rec {
+let
+  majorVersion = "8.1";
+in stdenv.mkDerivation rec {
   name = "gurobi-${version}";
-  version = "8.1.0";
+  version = "${majorVersion}.0";
 
   src = with stdenv.lib; fetchurl {
     url = "http://packages.gurobi.com/${versions.majorMinor version}/gurobi${version}_linux64.tar.gz";
@@ -44,6 +46,8 @@ stdenv.mkDerivation rec {
     ln -s $out/lib/gurobi-javadoc.jar $out/share/java/
   '';
 
+  passthru.libSuffix = lib.replaceStrings ["."] [""] majorVersion;
+
   meta = with stdenv.lib; {
     description = "Optimization solver for mathematical programming";
     homepage = https://www.gurobi.com;