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What's the problem?What's the problem?Posted Oct 28, 2010 14:33 UTC (Thu) by nix (subscriber, #2304)In reply to: What's the problem? by khim Parent article: Ghosts of Unix Past: a historical search for design patterns
Yeah, you could use futexes, if you didn't mind being totally nonportable off Linux.
A more portable approach with essentially no downsides is to pass the fd of a pipe to your recipient process, and use its blocking behaviour when empty to implement your semaphore.
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