From 8e3b74171da04dec217866ce89e6c6c453ca23e0 Mon Sep 17 00:00:00 2001
From: waelwindows <waelwindows9922@gmail.com>
Date: Sat, 15 Apr 2023 02:15:15 +0300
Subject: [PATCH] cpp-utilities: Add Darwin support

---
 pkgs/development/libraries/cpp-utilities/default.nix | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/pkgs/development/libraries/cpp-utilities/default.nix b/pkgs/development/libraries/cpp-utilities/default.nix
index 8fc767530ca..f2681736975 100644
--- a/pkgs/development/libraries/cpp-utilities/default.nix
+++ b/pkgs/development/libraries/cpp-utilities/default.nix
@@ -3,6 +3,7 @@
 , fetchFromGitHub
 , cmake
 , cppunit
+, iconv
 }:
 
 stdenv.mkDerivation rec {
@@ -18,19 +19,23 @@ stdenv.mkDerivation rec {
 
   nativeBuildInputs = [ cmake ];
   nativeCheckInputs = [ cppunit ];
+  buildInputs = lib.optionals stdenv.isDarwin [
+    iconv # needed on Darwin, see https://github.com/Martchus/cpp-utilities/issues/4
+  ];
   # Otherwise, tests fail since the resulting shared object libc++utilities.so is only available in PWD of the make files
   preCheck = ''
     checkFlagsArray+=(
       "LD_LIBRARY_PATH=$PWD"
     )
   '';
-  doCheck = true;
+  # tests fail on Darwin
+  doCheck = !stdenv.isDarwin;
 
   meta = with lib; {
     homepage = "https://github.com/Martchus/cpp-utilities";
     description = "Common C++ classes and routines used by @Martchus' applications featuring argument parser, IO and conversion utilities";
     license = licenses.gpl2Plus;
     maintainers = with maintainers; [ doronbehar ];
-    platforms = platforms.linux;
+    platforms = platforms.linux ++ platforms.darwin;
   };
 }