Ada Programming/Keywords/delay
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Delay statements
[edit | edit source]Relative delays
[edit | edit source]delay
Wait_Time;
The Ravenscar profile forbids the use of the relative delay statement:
pragma
Restrictions (No_Relative_Delay)
This language feature is only available from Ada 2005 on.
Absolute delays
[edit | edit source]delay
until
Next_Time;
Select statements
[edit | edit source]Delay alternative
[edit | edit source]Selective accept:
select
when
Cond => accept_statement statementsor
delay_alternativeend
select
;
Timed entry call
[edit | edit source]select
entry_call_alternativeor
delay_alternativeend
select
;
Asynchronous transfer of control
[edit | edit source]select
delay
until
Abort_Time; statementsthen
abort
abortable_partend
select
;
See also
[edit | edit source]Wikibook
[edit | edit source]- Ada Programming
- Ada Programming/Keywords
- Ada Programming/Tasking
- Ada Programming/Pragmas/Restrictions/No Relative Delay
Ada Reference Manual
[edit | edit source]- 9.7 Select Statements (Annotated)
- 9.7.1 Selective Accept (Annotated)
- 9.7.2 Timed Entry Calls (Annotated)
- 9.7.4 Asynchronous Transfer of Control (Annotated)
Ada Quality and Style Guide
[edit | edit source]
Ada Keywords | ||||
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abort
|
else
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new
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return
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abs
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elsif
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not
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reverse
|
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abstract (Ada 95)
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end
|
null
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accept
|
entry
|
select
|
||
access
|
exception
|
of
|
separate
|
|
aliased (Ada 95)
|
exit
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or
|
some (Ada 2012)
|
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all
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others
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subtype
|
||
and
|
for
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out
|
synchronized (Ada 2005)
|
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array
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function
|
overriding (Ada 2005)
|
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at
|
tagged (Ada 95)
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|||
generic
|
package
|
task
|
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begin
|
goto
|
parallel (Ada 2022)
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terminate
|
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body
|
pragma
|
then
|
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if
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private
|
type
|
||
case
|
in
|
procedure
|
||
constant
|
interface (Ada 2005)
|
protected (Ada 95)
|
until (Ada 95)
|
|
is
|
use
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|||
declare
|
raise
|
|||
delay
|
limited
|
range
|
when
|
|
delta
|
loop
|
record
|
while
|
|
digits
|
rem
|
with
|
||
do
|
mod
|
renames
|
||
requeue (Ada 95)
|
xor
|