nixpkgs/pkgs/development/interpreters/perl-5.10/default.nix

{stdenv, fetchurl}:

stdenv.mkDerivation {
  name = "perl-5.10.0";

  builder = ./builder.sh;
  
  src = fetchurl {
    url = mirror://cpan/src/perl-5.10.0.tar.gz;
    sha256 = "0bivbz15x02m02gqs6hs77cgjr2msfrhnvp5xqk359jg6w6llill";
  };

  patches = [
    # This patch does the following:
    # 1) Do use the PATH environment variable to find the `pwd' command.
    #    By default, Perl will only look for it in /lib and /usr/lib.
    #    !!! what are the security implications of this?
    # 2) Force the use of <errno.h>, not /usr/include/errno.h, on Linux
    #    systems.  (This actually appears to be due to a bug in Perl.)
    ./no-sys-dirs.patch
  ];

  configureFlags = ''
    -de -Dcc=gcc -Uinstallusrbinperl -Duseshrplib
    -Dprefix=''${out} -Dman1dir=''${out}/share/man/man1 -Dman3dir=''${out}/share/man/man3
  '';

  setupHook = ./setup-hook.sh;
}