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Add wait builtin info from SIGNALS #5

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4 changes: 4 additions & 0 deletions doc/builtins.0
Original file line number Diff line number Diff line change
Expand Up @@ -1777,6 +1777,10 @@ BBAASSHH BBUUIILLTTIINN CCOOMMMMAANNDDSS
returns its exit status. If _n specifies a non-existent process
or job, the return status is 127. Otherwise, the return status
is the exit status of the last process or job waited for.
When bash is waiting for an asynchronous command via the wait builtin,
the reception of a signal for which a trap has been set will cause
the wait builtin to return immediately with an exit status greater
than 128, immediately after which the trap is executed.

SSEEEE AALLSSOO
bash(1), sh(1)
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