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Handle a signal: Difference between revisions
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{{task|Concurrency}}
{{requires|Signal handling}}
[[Category:Signal handling]]
{{omit from|Erlang|Does not handle signals.}}
{{omit from|Batch File|"Pure" Batch files cannot really handle signals.}}
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Signal handlers are created so that the program behaves in a well-defined manner upon receipt of a signal.
;Task:
Provide a program that displays a single integer on each line of output at the rate of one integer in each half second.
Upon receipt of the SigInt signal (often created by the user typing ctrl-C) the program will cease printing integers to its output, print the number of seconds ▼
▲Upon receipt of the SigInt signal (often created by the user typing ctrl-C) the program will cease printing integers to its output, print the number of seconds the program has run, and then the program will terminate.
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=={{header|Ada}}==
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