From 93da24ca80f04349b5fc00848ae0a20120607e5c Mon Sep 17 00:00:00 2001
From: Tobias Mayer <tobim@fastmail.fm>
Date: Mon, 16 Dec 2019 13:05:48 +0100
Subject: [PATCH] gflags: add pkgsStatic support

---
 pkgs/development/libraries/gflags/default.nix | 6 +++---
 pkgs/top-level/static.nix                     | 3 +++
 2 files changed, 6 insertions(+), 3 deletions(-)

diff --git a/pkgs/development/libraries/gflags/default.nix b/pkgs/development/libraries/gflags/default.nix
index 2e818ea94ea5..b09936f29240 100644
--- a/pkgs/development/libraries/gflags/default.nix
+++ b/pkgs/development/libraries/gflags/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchFromGitHub, cmake }:
+{ stdenv, fetchFromGitHub, cmake, enableShared ? true}:
 
 stdenv.mkDerivation rec {
   pname = "gflags";
@@ -17,8 +17,8 @@ stdenv.mkDerivation rec {
   preConfigure = "rm BUILD";
 
   cmakeFlags = [
-    "-DBUILD_SHARED_LIBS=ON"
-    "-DBUILD_STATIC_LIBS=ON"
+    "-DGFLAGS_BUILD_SHARED_LIBS=${if enableShared then "ON" else "OFF"}"
+    "-DGFLAGS_BUILD_STATIC_LIBS=ON"
   ];
 
   doCheck = false;
diff --git a/pkgs/top-level/static.nix b/pkgs/top-level/static.nix
index 74c4b838ccc3..16484b47e010 100644
--- a/pkgs/top-level/static.nix
+++ b/pkgs/top-level/static.nix
@@ -176,6 +176,9 @@ in {
   gmp = super.gmp.override {
     withStatic = true;
   };
+  gflags = super.gflags.override {
+    enableShared = false;
+  };
   glog = super.glog.override {
     static = true;
   };