{stdenv, fetchurl, ncurses}: stdenv.mkDerivation rec { name = "tcsh-6.18.01"; src = fetchurl { url = "ftp://ftp.funet.fi/pub/unix/shells/tcsh/${name}.tar.gz"; sha256 = "1a4z9kwgx1iqqzvv64si34m60gj34p7lp6rrcrb59s7ka5wa476q"; }; buildInputs = [ncurses]; postInstall = '' ln -s tcsh $out/bin/csh ''; meta = { homepage = http://www.tcsh.org/; description = "An enhanced version of the Berkeley UNIX C shell (csh)"; }; }