From 70e4540d3b4d742718dfb5d9747acd9077c7aab3 Mon Sep 17 00:00:00 2001
From: Frederik Rietdijk <fridh@fridh.nl>
Date: Thu, 2 Jan 2020 19:00:08 +0100
Subject: [PATCH] gflags: fix static musl build

---
 pkgs/development/libraries/gflags/default.nix | 11 ++++++++---
 pkgs/top-level/static.nix                     |  6 ++++++
 2 files changed, 14 insertions(+), 3 deletions(-)

diff --git a/pkgs/development/libraries/gflags/default.nix b/pkgs/development/libraries/gflags/default.nix
index 2e818ea94ea587..8342bdc284fc3c 100644
--- a/pkgs/development/libraries/gflags/default.nix
+++ b/pkgs/development/libraries/gflags/default.nix
@@ -1,4 +1,9 @@
-{ stdenv, fetchFromGitHub, cmake }:
+{ stdenv
+, fetchFromGitHub
+, cmake
+, enableShared ? true
+, enableStatic ? true
+}:
 
 stdenv.mkDerivation rec {
   pname = "gflags";
@@ -17,8 +22,8 @@ stdenv.mkDerivation rec {
   preConfigure = "rm BUILD";
 
   cmakeFlags = [
-    "-DBUILD_SHARED_LIBS=ON"
-    "-DBUILD_STATIC_LIBS=ON"
+    "-DBUILD_SHARED_LIBS=${if enableShared then "ON" else "OFF"}"
+    "-DBUILD_STATIC_LIBS=${if enableStatic then "ON" else "OFF"}"
   ];
 
   doCheck = false;
diff --git a/pkgs/top-level/static.nix b/pkgs/top-level/static.nix
index 687086b6ed3b29..7966b8f8c7ea32 100644
--- a/pkgs/top-level/static.nix
+++ b/pkgs/top-level/static.nix
@@ -176,6 +176,12 @@ in {
   cdo = super.cdo.override {
     enable_all_static = true;
   };
+
+  gflags = super.gflags.override {
+    enableStatic = true;
+    enableShared = false;
+  };
+
   gsm = super.gsm.override {
     staticSupport = true;
   };