nixpkgs/pkgs/development/libraries/libgpiod/default.nix
2021-04-29 20:46:01 +00:00

46 lines
1.5 KiB
Nix

{ lib, stdenv, fetchurl, autoreconfHook, autoconf-archive, pkg-config, kmod
, enable-tools ? true
, enablePython ? false, python3, ncurses }:
stdenv.mkDerivation rec {
pname = "libgpiod";
version = "1.6.3";
src = fetchurl {
url = "https://git.kernel.org/pub/scm/libs/libgpiod/libgpiod.git/snapshot/libgpiod-${version}.tar.gz";
sha256 = "sha256-60RgcL4URP19MtMrvKU8Lzu7CiEZPbhhmM9gULeihEE=";
};
patches = [
# cross compiling fix
# https://github.com/brgl/libgpiod/pull/45
./0001-Drop-AC_FUNC_MALLOC-and-_REALLOC-and-check-for-them-.patch
];
buildInputs = [ kmod ] ++ lib.optionals enablePython [ python3 ncurses ];
nativeBuildInputs = [
autoconf-archive
pkg-config
autoreconfHook
];
configureFlags = [
"--enable-tools=${if enable-tools then "yes" else "no"}"
"--enable-bindings-cxx"
"--prefix=${placeholder "out"}"
] ++ lib.optional enablePython "--enable-bindings-python";
meta = with 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;
};
}