Glenn Washburn ae97bc681c commands/read: Add silent mode to read command to suppress input echo
This conforms to the behavior of the -s option of the Bash read command.

docs/grub: Document the -s option for the read command.

Signed-off-by: Glenn Washburn <development@efficientek.com>
Reviewed-by: Daniel Kiper <daniel.kiper@oracle.com>
2021-09-13 14:52:58 +02:00
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