libcoap: init at 4.2.0

pkgs/applications/networking/libcoap/default.nix

@@ -0,0 +1,31 @@
+{ fetchFromGitHub, automake, autoconf, which, pkgconfig, libtool, stdenv }:
+stdenv.mkDerivation rec {
+  pname = "libcoap";
+  version = "4.2.0";
+  src = fetchFromGitHub {
+    repo = "libcoap";
+    owner = "obgm";
+    rev = "v${version}";
+    fetchSubmodules = true;
+    sha256 = "0mmvkq72i4rda6b7g93qrwg2nwh2rvkq4xw70yppj51hsdrnpfl7";
+  };
+  nativeBuildInputs = [
+    automake
+    autoconf
+    which
+    libtool
+    pkgconfig
+  ];
+  preConfigure = "./autogen.sh";
+  configureFlags = [
+    "--disable-documentation"
+    "--disable-shared"
+  ];
+  meta = with stdenv.lib; {
+    homepage = "https://github.com/obgm/libcoap";
+    description = "A CoAP (RFC 7252) implementation in C";
+    platforms = platforms.linux;
+    license = licenses.bsd2;
+    maintainers = [ maintainers.kmein ];
+  };
+}

pkgs/top-level/all-packages.nix

@@ -4021,6 +4021,8 @@ in
 
   libcloudproviders = callPackage ../development/libraries/libcloudproviders { };
 
+  libcoap = callPackage ../applications/networking/libcoap {};
+
   libcroco = callPackage ../development/libraries/libcroco { };
 
   libcryptui = callPackage ../development/libraries/libcryptui { };