> "sleep --interruptible" returns true (i.e. 0)
> if and only if the timeout expires *without* being interrupted,
This should not require digging in sources ...
---
docs/grub.texi | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/docs/grub.texi b/docs/grub.texi
index 529e328..ceea7eb 100644
--- a/docs/grub.texi
+++ b/docs/grub.texi
@@ -4883,7 +4883,8 @@ Alias for @code{hashsum --hash sha512 arg @dots{}}. See
command @command{hashsum
@deffn Command sleep [@option{--verbose}] [@option{--interruptible}] count
Sleep for @var{count} seconds. If option @option{--interruptible} is given,
allow @key{ESC} to interrupt sleep. With @option{--verbose} show countdown
-of remaining seconds.
+of remaining seconds. Exit code is set to 0 if timeout expired and to 1
+if timeout was interrupted by @key{ESC}.
@end deffn
--
tg: (8ddf84b..) u/sleep-exit-code (depends on: master)
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