Re: [LIP] SIGCHLD behaviour...
omanakuttan <omanakuttan-Ig93jE4/[email protected]>
| Newsgroups | gmane.user-groups.linux.india.programmers |
|---|---|
| Message-ID | <Pine.LNX.4.44.0404151405260.4184-100000@ipsec-host-251-145.vpn.pace.co.uk> |
> If disposition of SIGCHLD has been set with signal or sigset, or sigaction > and SA_NOCLDSTOP flag has been > set, it will only be sent to the calling process when its children exit. > If not set, SIGCHLD is sent also when the calling process' children are > stopped or continued due to job control. > > Does Linux kernel have a different behaviour for SIGCHLD? In a concurrent In linux, SIGCHLD is handled specially. If you want the kernel to clean up the terminated children, the parent must explicitlyset the action to ignore. Else, even though the default action is ignore, it will never b e delivered to the process. And init will have to take care fo zonbies and other children. ------------------------------------------------------- This SF.Net email is sponsored by: IBM Linux Tutorials Free Linux tutorial presented by Daniel Robbins, President and CEO of GenToo technologies. Learn everything from fundamentals to system administration.http://ads.osdn.com/?ad_id=1470&alloc_id=3638&op=click