libgpiod: init at 2018-10-07

Co-Authored-By: expipiplus1 <github@sub.monoid.al>

pkgs/development/libraries/libgpiod/default.nix

@@ -0,0 +1,38 @@
+{ stdenv, fetchgit, autoreconfHook, autoconf-archive, pkgconfig, kmod, enable-tools ? true }:
+
+stdenv.mkDerivation rec {
+  name = "libgpiod-unstable-${version}";
+  version = "2018-10-07";
+
+  src = fetchgit {
+    url = "https://git.kernel.org/pub/scm/libs/libgpiod/libgpiod.git";
+    rev = "4bf402d3a49336eacd33654441d575bd267780b8";
+    sha256 = "01f3jzb133z189sxdiz9qiy65p0bjqhynfllidbpxdr0cxkyyc1d";
+  };
+
+  buildInputs = [ kmod ];
+  nativeBuildInputs = [
+    autoconf-archive
+    pkgconfig
+    autoreconfHook
+  ];
+
+  configureFlags = [
+    "--enable-tools=${if enable-tools then "yes" else "no"}"
+    "--enable-bindings-cxx"
+    "--prefix=$(out)"
+  ];
+
+  meta = with stdenv.lib; {
+    description = "C library and tools for interacting with the linux GPIO character device";
+    longDescription = ''
+      Since linux 4.8 the GPIO sysfs interface is deprecated. User space should use
+      the character device instead. This library encapsulates the ioctl calls and
+      data structures behind a straightforward API.
+    '';
+    homepage = https://git.kernel.org/pub/scm/libs/libgpiod/libgpiod.git/about/;
+    license = licenses.lgpl2;
+    maintainers = [ maintainers.expipiplus1 ];
+    platforms = platforms.linux;
+  };
+}

pkgs/top-level/all-packages.nix

@@ -10796,6 +10796,8 @@ in
 
   libgphoto2 = callPackage ../development/libraries/libgphoto2 { };
 
+  libgpiod = callPackage ../development/libraries/libgpiod { };
+
   libgpod = callPackage ../development/libraries/libgpod {
     inherit (pkgs.pythonPackages) mutagen;
     monoSupport = false;