From e148619e37ecb3648bebb8912a1d61b08c0d86c5 Mon Sep 17 00:00:00 2001
From: Rick van Schijndel <rol3517@gmail.com>
Date: Wed, 18 Aug 2021 21:12:26 +0200
Subject: [PATCH] hamlib: support cross-compilation, cleanup

unfortunately, this disables perl bindings, but at least it compiles now

- remove ExtUtilsMakeMaker, doesn't make a difference in the output
- enable strictDeps
---
 pkgs/development/libraries/hamlib/default.nix | 17 ++++++++++++-----
 1 file changed, 12 insertions(+), 5 deletions(-)

diff --git a/pkgs/development/libraries/hamlib/default.nix b/pkgs/development/libraries/hamlib/default.nix
index cd56b04c0346..31b620ae5d2e 100644
--- a/pkgs/development/libraries/hamlib/default.nix
+++ b/pkgs/development/libraries/hamlib/default.nix
@@ -15,7 +15,8 @@
 , perlPackages
 , pythonBindings ? true
 , tclBindings ? true
-, perlBindings ? true
+, perlBindings ? stdenv.buildPlatform == stdenv.hostPlatform
+, buildPackages
 }:
 
 stdenv.mkDerivation rec {
@@ -27,11 +28,15 @@ stdenv.mkDerivation rec {
     sha256 = "10788mgrhbc57zpzakcxv5aqnr2819pcshml6fbh8zvnkja562y9";
   };
 
+  strictDeps = true;
+  depsBuildBuild = [ buildPackages.stdenv.cc ];
   nativeBuildInputs = [
     swig
     pkg-config
     libtool
-  ];
+  ] ++ lib.optionals pythonBindings [ python3 ]
+    ++ lib.optionals tclBindings [ tcl ]
+    ++ lib.optionals perlBindings [ perl ];
 
   buildInputs = [
     gd
@@ -39,10 +44,12 @@ stdenv.mkDerivation rec {
     libusb-compat-0_1
     boost
   ] ++ lib.optionals pythonBindings [ python3 ncurses ]
-    ++ lib.optionals tclBindings [ tcl ]
-    ++ lib.optionals perlBindings [ perl perlPackages.ExtUtilsMakeMaker ];
+    ++ lib.optionals tclBindings [ tcl ];
 
-  configureFlags = lib.optionals perlBindings [ "--with-perl-binding" ]
+
+  configureFlags = [
+    "CC_FOR_BUILD=${stdenv.cc.targetPrefix}cc"
+  ] ++ lib.optionals perlBindings [ "--with-perl-binding" ]
     ++ lib.optionals tclBindings [ "--with-tcl-binding" "--with-tcl=${tcl}/lib/" ]
     ++ lib.optionals pythonBindings [ "--with-python-binding" ];