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Re: busyloop in sigchld_handler

From: Chong Yidong
Subject: Re: busyloop in sigchld_handler
Date: Wed, 28 Mar 2007 11:19:03 -0400
User-agent: Gnus/5.11 (Gnus v5.11) Emacs/22.0.96 (gnu/linux)

> Do all platforms have usleep ?

usleep is not in POSIX, so we can't assume it exists.

> Otherwise, we need a check in configure and use
> #ifdef HAVE_USLEEP
>     usleep(1000);
> #endif

... or we could use nanosleep, which is in POSIX.

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