libsForQt5.qt5-qca_2_3_2: add as darwin-compatible alternative for qt5-qca

pkgs/development/libraries/qca-qt5/2.3.2.nix

@@ -0,0 +1,30 @@
+{ lib, stdenv, fetchurl, cmake, openssl, pkg-config, qtbase }:
+
+stdenv.mkDerivation rec {
+  pname = "qca-qt5";
+  version = "2.3.2";
+
+  src = fetchurl {
+    url = "http://download.kde.org/stable/qca/${version}/qca-${version}.tar.xz";
+    sha256 = "sha256-RpdgAjfEvDqXnofSzIBiTyewYoDmNfXZDsfdTSqfYG0=";
+  };
+
+  buildInputs = [ openssl qtbase ];
+  nativeBuildInputs = [ cmake pkg-config ];
+
+  dontWrapQtApps = true;
+
+  # tells CMake to use this CA bundle file if it is accessible
+  preConfigure = "export QC_CERTSTORE_PATH=/etc/ssl/certs/ca-certificates.crt";
+
+  # tricks CMake into using this CA bundle file if it is not accessible (in a sandbox)
+  cmakeFlags = [ "-Dqca_CERTSTORE=/etc/ssl/certs/ca-certificates.crt" ];
+
+  meta = with lib; {
+    description = "Qt 5 Cryptographic Architecture";
+    homepage = "http://delta.affinix.com/qca";
+    maintainers = with maintainers; [ ttuegel ];
+    license = licenses.lgpl21Plus;
+    platforms = with platforms; unix;
+  };
+}

pkgs/development/libraries/qca-qt5/default.nix

@@ -26,5 +26,8 @@ stdenv.mkDerivation rec {
     maintainers = with maintainers; [ ttuegel ];
     license = licenses.lgpl21Plus;
     platforms = with platforms; unix;
+    # until macOS SDK supports Qt 5.15, 2.3.2 is the highest version of qca-qt5
+    # that works on darwin
+    broken = stdenv.isDarwin;
   };
 }

pkgs/top-level/qt5-packages.nix

@@ -176,6 +176,9 @@ in (kdeFrameworks // plasmaMobileGear // plasma5 // plasma5.thirdParty // kdeGea
 
   qca-qt5 = callPackage ../development/libraries/qca-qt5 { };
 
+  # Until macOS SDK allows for Qt 5.15, darwin is limited to 2.3.2
+  qca-qt5_2_3_2 = callPackage ../development/libraries/qca-qt5/2.3.2.nix { };
+
   qcoro = callPackage ../development/libraries/qcoro { };
 
   qcsxcad = callPackage ../development/libraries/science/electronics/qcsxcad { };