Determine if only one instance is running: Difference between revisions
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-- launch the second thread, which will find the lock file and |
-- launch the second thread, which will find the lock file and |
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-- thus will exit immediately |
-- thus will exit immediately |
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forkIO oneInstance |
forkIO oneInstance |
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return ()</lang> |
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=={{header|Icon}} and {{header|Unicon}}== |
=={{header|Icon}} and {{header|Unicon}}== |
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