diff options
Diffstat (limited to 'lib/kernel/src/heart.erl')
| -rw-r--r-- | lib/kernel/src/heart.erl | 18 |
1 files changed, 9 insertions, 9 deletions
diff --git a/lib/kernel/src/heart.erl b/lib/kernel/src/heart.erl index a3790e90cf..daed6dd488 100644 --- a/lib/kernel/src/heart.erl +++ b/lib/kernel/src/heart.erl @@ -182,14 +182,14 @@ wait_ack(Port) -> end. loop(Parent, Port, Cmd) -> - send_heart_beat(Port), + _ = send_heart_beat(Port), receive {From, set_cmd, NewCmd0} -> Enc = file:native_name_encoding(), case catch unicode:characters_to_binary(NewCmd0,Enc,Enc) of NewCmd when is_binary(NewCmd), byte_size(NewCmd) < 2047 -> - send_heart_cmd(Port, NewCmd), - wait_ack(Port), + _ = send_heart_cmd(Port, NewCmd), + _ = wait_ack(Port), From ! {heart, ok}, loop(Parent, Port, NewCmd); _ -> @@ -198,8 +198,8 @@ loop(Parent, Port, Cmd) -> end; {From, clear_cmd} -> From ! {heart, ok}, - send_heart_cmd(Port, ""), - wait_ack(Port), + _ = send_heart_cmd(Port, ""), + _ = wait_ack(Port), loop(Parent, Port, ""); {From, get_cmd} -> From ! {heart, get_heart_cmd(Port)}, @@ -226,7 +226,7 @@ loop(Parent, Port, Cmd) -> -spec no_reboot_shutdown(port()) -> no_return(). no_reboot_shutdown(Port) -> - send_shutdown(Port), + _ = send_shutdown(Port), receive {'EXIT', Port, Reason} when Reason =/= badsig -> exit(normal) @@ -236,10 +236,10 @@ do_cycle_port_program(Caller, Parent, Port, Cmd) -> unregister(?HEART_PORT_NAME), case catch start_portprogram() of {ok, NewPort} -> - send_shutdown(Port), + _ = send_shutdown(Port), receive {'EXIT', Port, _Reason} -> - send_heart_cmd(NewPort, Cmd), + _ = send_heart_cmd(NewPort, Cmd), Caller ! {heart, ok}, loop(Parent, NewPort, Cmd) after @@ -247,7 +247,7 @@ do_cycle_port_program(Caller, Parent, Port, Cmd) -> %% Huh! Two heart port programs running... %% well, the old one has to be sick not to respond %% so we'll settle for the new one... - send_heart_cmd(NewPort, Cmd), + _ = send_heart_cmd(NewPort, Cmd), Caller ! {heart, {error, stop_error}}, loop(Parent, NewPort, Cmd) end; |