{ lib, stdenv, fetchFromGitHub, fetchpatch, cmake, pkg-config }: stdenv.mkDerivation rec { pname = "libebml"; version = "1.4.2"; src = fetchFromGitHub { owner = "Matroska-Org"; repo = "libebml"; rev = "release-${version}"; sha256 = "1hiilnabar826lfxsaflqjhgsdli6hzzhjv8q2nmw36fvvlyks25"; }; patches = [ # Upstream fix for gcc-11 (fetchpatch { url = "https://github.com/Matroska-Org/libebml/commit/f0bfd53647961e799a43d918c46cf3b6bff89806.patch"; sha256 = "1yd6rsds03kwx5jki4hihd2bpfh26g5l1pi82qzaqzarixdxwzvl"; excludes = [ "ChangeLog" ]; }) ]; nativeBuildInputs = [ cmake pkg-config ]; cmakeFlags = [ "-DBUILD_SHARED_LIBS=YES" "-DCMAKE_INSTALL_PREFIX=" ]; meta = with lib; { description = "Extensible Binary Meta Language library"; homepage = "https://dl.matroska.org/downloads/libebml/"; license = licenses.lgpl21; maintainers = with maintainers; [ spwhitt ]; platforms = platforms.unix; }; }