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path: root/pkgs/tools/networking/shadowsocks-libev/default.nix
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{ lib, stdenv, fetchFromGitHub, cmake
, libsodium, mbedtls_2, libev, c-ares, pcre
, asciidoc, xmlto, docbook_xml_dtd_45, docbook_xsl, libxslt
}:

stdenv.mkDerivation rec {
  pname = "shadowsocks-libev";
  version = "3.3.5";

  # Git tag includes CMake build files which are much more convenient.
  src = fetchFromGitHub {
    owner = "shadowsocks";
    repo = pname;
    rev = "refs/tags/v${version}";
    sha256 = "1iqpmhxk354db1x08axg6wrdy9p9a4mz0h9351i3mf3pqd1v6fdw";
    fetchSubmodules = true;
  };

  buildInputs = [ libsodium mbedtls_2 libev c-ares pcre ];
  nativeBuildInputs = [ cmake asciidoc xmlto docbook_xml_dtd_45
                        docbook_xsl libxslt ];

  cmakeFlags = [ "-DWITH_STATIC=OFF"  "-DCMAKE_BUILD_WITH_INSTALL_NAME_DIR=ON"
    # RPATH of binary /nix/store/.../bin/... contains a forbidden reference to /build/
    "-DCMAKE_SKIP_BUILD_RPATH=ON"
  ];

  postPatch = ''
    # https://github.com/shadowsocks/shadowsocks-libev/issues/2901
    substituteInPlace CMakeLists.txt \
      --replace '# pkg-config' \
                '# pkg-config
                 include(GNUInstallDirs)'
    substituteInPlace cmake/shadowsocks-libev.pc.cmake \
      --replace @prefix@ @CMAKE_INSTALL_PREFIX@ \
      --replace '$'{prefix}/@CMAKE_INSTALL_BINDIR@ @CMAKE_INSTALL_FULL_BINDIR@ \
      --replace '$'{exec_prefix}/@CMAKE_INSTALL_FULL_LIBDIR@ @CMAKE_INSTALL_FULL_LIBDIR@ \
      --replace '$'{prefix}/@CMAKE_INSTALL_INCLUDEDIR@ @CMAKE_INSTALL_FULL_INCLUDEDIR@ \
      --replace '$'{prefix}/@CMAKE_INSTALL_DATAROOTDIR@ @CMAKE_INSTALL_FULL_DATAROOTDIR@ \
      --replace '$'{prefix}/@CMAKE_INSTALL_MANDIR@ @CMAKE_INSTALL_FULL_MANDIR@

    # https://github.com/dcreager/libcork/issues/173 but needs a different patch (yay vendoring)
    substituteInPlace libcork/src/libcork.pc.in \
      --replace '$'{exec_prefix}/@CMAKE_INSTALL_LIBDIR@ @CMAKE_INSTALL_FULL_LIBDIR@ \
      --replace '$'{prefix}/@CMAKE_INSTALL_INCLUDEDIR@ @CMAKE_INSTALL_FULL_INCLUDEDIR@
  '';

  postInstall = ''
    cp lib/* $out/lib
  '';

  meta = with lib; {
    description = "Lightweight secured SOCKS5 proxy";
    longDescription = ''
      Shadowsocks-libev is a lightweight secured SOCKS5 proxy for embedded devices and low-end boxes.
      It is a port of Shadowsocks created by @clowwindy, which is maintained by @madeye and @linusyang.
    '';
    homepage = "https://github.com/shadowsocks/shadowsocks-libev";
    license = licenses.gpl3Plus;
    maintainers = [ ];
    platforms = platforms.all;
  };
}