depot/third_party/nixpkgs/pkgs/applications/misc/procmail/default.nix

{ lib, stdenv, fetchurl }:

stdenv.mkDerivation rec {
  pname = "procmail";
  version = "3.24";

  src = fetchurl {
    url = "https://github.com/BuGlessRB/procmail/archive/refs/tags/v${version}.tar.gz";
    sha256 = "UU6kMzOXg+ld+TIeeUdx5Ih7mCOsVf2yRpcCz2m9OYk=";
  };

  # getline is defined differently in glibc now. So rename it.
  # Without the .PHONY target "make install" won't install anything on Darwin.
  postPatch = ''
    sed -i Makefile \
      -e "s%^RM.*$%#%" \
      -e "s%^BASENAME.*%\BASENAME=$out%" \
      -e "s%^LIBS=.*%LIBS=-lm%"
    sed -e "s%getline%thisgetline%g" -i src/*.c src/*.h
    sed -e "3i\
    .PHONY: install
    " -i Makefile
  '';

  meta = with lib; {
    description = "Mail processing and filtering utility";
    homepage = "https://github.com/BuGlessRB/procmail/";
    license = licenses.gpl2;
    platforms = platforms.unix;
    maintainers = with maintainers; [ gebner ];
  };
}