%% ``Licensed under the Apache License, Version 2.0 (the "License");
%% you may not use this file except in compliance with the License.
%% You may obtain a copy of the License at
%%
%%     http://www.apache.org/licenses/LICENSE-2.0
%%
%% Unless required by applicable law or agreed to in writing, software
%% distributed under the License is distributed on an "AS IS" BASIS,
%% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
%% See the License for the specific language governing permissions and
%% limitations under the License.
%% 
%% The Initial Developer of the Original Code is Ericsson Utvecklings AB.
%% Portions created by Ericsson are Copyright 1999, Ericsson Utvecklings
%% AB. All Rights Reserved.''
%% 
%%     $Id$
%%
-module(foo).

-export([create_file_slow/2]).



create_file_slow(Name, N) when integer(N), N >= 0 ->
    {ok, FD} = 
        file:open(Name, [raw, write, delayed_write, binary]),
    if N > 256 ->
            ok = file:write(FD, 
                            lists:map(fun (X) -> <<X:32/unsigned>> end,
                            lists:seq(0, 255))),
            ok = create_file_slow(FD, 256, N);
       true ->
            ok = create_file_slow(FD, 0, N)
    end,
    ok = file:close(FD).

create_file_slow(FD, M, M) ->
    ok;
create_file_slow(FD, M, N) ->
    ok = file:write(FD, <<M:32/unsigned>>),
    create_file_slow(FD, M+1, N).