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Re: Problems with the undead (zombies)

On Sun, 7 Jun 1998, Brandon Mitchell wrote:

> More incentive to do it in a signal handler, tested code:
> void sig_handler (int i) {
>   if (i == SIGCHLD) { /* signal based reaper */
>     while (wait3(NULL, WNOHANG, 0) > 0);
>   }
> }

The man pages do not say that wait is signal safe, putting it in a single
handler could nuke your program in some situations.


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