45 lines
1.5 KiB
Nix
45 lines
1.5 KiB
Nix
{ lib, stdenv, fetchurl, autoreconfHook, autoconf-archive, pkg-config, kmod
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, enable-tools ? true
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, enablePython ? false, python3, ncurses }:
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stdenv.mkDerivation rec {
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pname = "libgpiod";
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version = "1.6.4";
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src = fetchurl {
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url = "https://git.kernel.org/pub/scm/libs/libgpiod/libgpiod.git/snapshot/libgpiod-${version}.tar.gz";
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sha256 = "sha256-gp1KwmjfB4U2CdZ8/H9HbpqnNssqaKYwvpno+tGXvgo=";
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};
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patches = [
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# cross compiling fix
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# https://github.com/brgl/libgpiod/pull/45
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./0001-Drop-AC_FUNC_MALLOC-and-_REALLOC-and-check-for-them-.patch
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];
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buildInputs = [ kmod ] ++ lib.optionals enablePython [ python3 ncurses ];
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nativeBuildInputs = [
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autoconf-archive
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pkg-config
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autoreconfHook
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];
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configureFlags = [
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"--enable-tools=${if enable-tools then "yes" else "no"}"
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"--enable-bindings-cxx"
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"--prefix=${placeholder "out"}"
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] ++ lib.optional enablePython "--enable-bindings-python";
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meta = with lib; {
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description = "C library and tools for interacting with the linux GPIO character device";
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longDescription = ''
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Since linux 4.8 the GPIO sysfs interface is deprecated. User space should use
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the character device instead. This library encapsulates the ioctl calls and
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data structures behind a straightforward API.
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'';
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homepage = "https://git.kernel.org/pub/scm/libs/libgpiod/libgpiod.git/about/";
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license = licenses.lgpl2;
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maintainers = [ maintainers.expipiplus1 ];
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platforms = platforms.linux;
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};
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}
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