nixpkgs/pkgs/os-specific/linux/sinit/default.nix

{ lib, stdenv, fetchgit, rcinit ? null, rcshutdown ? null, rcreboot ? null }:

stdenv.mkDerivation rec {
  pname = "sinit";
  version = "1.1";

  src = fetchgit {
    url = "https://git.suckless.org/sinit/";
    sha256 = "sha256-VtXkgixgElKKOT26uKN9feXDVjjtSgTWvcgk5o5MLmw=";
    rev = "refs/tags/v${version}";
  };
  buildInputs = [
    (lib.getOutput "static" stdenv.cc.libc)
  ];
  makeFlags = [ "PREFIX=$(out)" ];
  preConfigure = ""
    + (lib.optionalString (rcinit != null) ''sed -re 's@(rcinitcmd[^"]*")[^"]*"@\1${rcinit}"@' -i config.def.h; '')
    + (lib.optionalString (rcshutdown != null) ''sed -re 's@(rc(reboot|poweroff)cmd[^"]*")[^"]*"@\1${rcshutdown}"@' -i config.def.h; '')
    + (lib.optionalString (rcreboot != null) ''sed -re 's@(rc(reboot)cmd[^"]*")[^"]*"@\1${rcreboot}"@' -i config.def.h; '')
  ;

  meta = with lib; {
    description = "A very minimal Linux init implementation from suckless.org";
    license = licenses.mit;
    maintainers = with maintainers; [ raskin ];
    platforms = platforms.linux;
    homepage = "https://tools.suckless.org/sinit";
    downloadPage = "https://git.suckless.org/sinit";
  };
}