sleep command

Synopsis

sleep <delay>

Description

The sleep command waits for delay seconds. It can be interrupted by CTRL+C.

delay

delay in seconds. The value is decimal and can be fractional.

Example

The current data and time is display before and after sleeping for 3.2 seconds:

=> date; sleep 3.2; date
Date: 2023-01-21 (Saturday)    Time: 16:02:41
Date: 2023-01-21 (Saturday)    Time: 16:02:44
=>

Configuration

The command is only available if CONFIG_CMD_SLEEP=y.

Return value

The return value $? is 0 (true) if the command completes. The return value is 1 (false) if the command is interrupted by CTRL+C.