Ada 2005 Reference Manual

9.7 Select Statements

There are four forms of the select_statement. One form provides a selective wait for one or more select_alternatives. Two provide timed and conditional entry calls. The fourth provides asynchronous transfer of control.

Syntax

select_statement ::=
selective_accept
| timed_entry_call
| conditional_entry_call
| asynchronous_select

Examples

Example of a select statement:

select
accept Driver_Awake_Signal;
or
delay 30.0*Seconds;
Stop_The_Train;
end select;