librevisa: new package

It's an implementation of the VISA standard (for instrument control).

http://www.librevisa.org/

pkgs/development/libraries/librevisa/default.nix

@@ -0,0 +1,29 @@
+{ stdenv, fetchurl, pkgconfig, libusb1 }:
+
+# TODO: add VXI development files, for VXI-11 (TCPIP) support
+
+stdenv.mkDerivation rec {
+  name = "librevisa-0.0.20130412";
+
+  src = fetchurl {
+    url = "http://www.librevisa.org/download/${name}.tar.gz";
+    sha256 = "0bjzq23s3xzw0l9qx4l8achrx5id8xdd6r52lvdl4a28dxzbcfhq";
+  };
+
+  buildInputs = [ pkgconfig libusb1 ];
+
+  meta = with stdenv.lib; {
+    description = "Implementation of the VISA standard (for instrument control)";
+    longDescription = ''
+      LibreVISA aims to be a compliant implementation of the VISA standard in a
+      free software library.
+
+      We currently support targets connected via USB, exposing the USBTMC
+      interface, and VXI-11 devices.
+    '';
+    homepage = http://www.librevisa.org/;
+    license = licenses.gpl3Plus;
+    platforms = platforms.linux;
+    maintainers = [ maintainers.bjornfor ];
+  };
+}

pkgs/top-level/all-packages.nix

@@ -5148,6 +5148,8 @@ let
 
   libresample = callPackage ../development/libraries/libresample {};
 
+  librevisa = callPackage ../development/libraries/librevisa { };
+
   libsamplerate = callPackage ../development/libraries/libsamplerate {
     stdenv = if stdenv.isDarwin
       then overrideGCC stdenv gccApple