czmq: v3.0.2 -> v4.0.2

pkgs/development/libraries/czmq/4.x.nix

@@ -0,0 +1,22 @@
+{ stdenv, fetchurl, zeromq }:
+
+stdenv.mkDerivation rec {
+  version = "4.0.2";
+  name = "czmq-${version}";
+
+  src = fetchurl {
+    url = "https://github.com/zeromq/czmq/releases/download/v${version}/${name}.tar.gz";
+    sha256 = "12gbh57xnz2v82x1g80gv4bwapmyzl00lbin5ix3swyac8i7m340";
+  };
+
+  # Needs to be propagated for the .pc file to work
+  propagatedBuildInputs = [ zeromq ];
+
+  meta = with stdenv.lib; {
+    homepage = "http://czmq.zeromq.org/";
+    description = "High-level C Binding for ZeroMQ";
+    license = licenses.mpl20;
+    platforms = platforms.all;
+    maintainers = with maintainers; [ wkennington ];
+  };
+}

pkgs/top-level/all-packages.nix

@@ -945,6 +945,7 @@ with pkgs;
 
   rsyslog = callPackage ../tools/system/rsyslog {
     hadoop = null; # Currently Broken
+    czmq = czmq3;
   };
 
   rsyslog-light = callPackage ../tools/system/rsyslog {
@@ -9998,9 +9999,13 @@ with pkgs;
 
   cppzmq = callPackage ../development/libraries/cppzmq {};
 
-  czmq = callPackage ../development/libraries/czmq { };
+  czmq3 = callPackage ../development/libraries/czmq/3.x.nix {};
+  czmq4 = callPackage ../development/libraries/czmq/4.x.nix {};
+  czmq = czmq4;
 
-  czmqpp = callPackage ../development/libraries/czmqpp { };
+  czmqpp = callPackage ../development/libraries/czmqpp {
+    czmq = czmq3;
+  };
 
   zimlib = callPackage ../development/libraries/zimlib { };