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nixpkgs/pkgs/os-specific/linux/v4l2loopback/default.nix
2020-04-10 14:22:11 -07:00

38 lines
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Nix

{ stdenv, fetchFromGitHub, kernel, kmod }:
stdenv.mkDerivation rec {
name = "v4l2loopback-${version}-${kernel.version}";
version = "0.12.4";
src = fetchFromGitHub {
owner = "umlaeute";
repo = "v4l2loopback";
rev = "v${version}";
sha256 = "0sp7n6hprgf1z7vzwshs5gyyn6syn4pw5xx7xqrfcwkx6cja6sys";
};
hardeningDisable = [ "format" "pic" ];
preBuild = ''
substituteInPlace Makefile --replace "modules_install" "INSTALL_MOD_PATH=$out modules_install"
sed -i '/depmod/d' Makefile
export PATH=${kmod}/sbin:$PATH
'';
nativeBuildInputs = kernel.moduleBuildDependencies;
buildInputs = [ kmod ];
makeFlags = [
"KERNELRELEASE=${kernel.modDirVersion}"
"KERNEL_DIR=${kernel.dev}/lib/modules/${kernel.modDirVersion}/build"
];
meta = with stdenv.lib; {
description = "A kernel module to create V4L2 loopback devices";
homepage = "https://github.com/umlaeute/v4l2loopback";
license = licenses.gpl2;
maintainers = [ maintainers.domenkozar ];
platforms = platforms.linux;
};
}