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-module(edit_input).
-include("edit.hrl").
-export([start_link/1, loop/1]).
%% Receiver will be sent {key_input, Char} each time a key is pressed.
start_link(Receiver) ->
Pid = spawn_link(edit_input, loop, [Receiver]),
register(?MODULE, Pid),
Pid.
loop(Receiver) ->
Ch = case ?EDIT_TERMINAL:read() of
$\n ->
$\r;
145 -> % C-M-q is reserved for panic
panic();
X ->
X
end,
Receiver ! {key_input, Ch},
loop(Receiver).
panic() ->
halt().
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