On Dec 10, 2010 6:39 AM, "loody" <miloody@xxxxxxxxx> wrote:
>
> hi Muyadi:
> 2010/12/10 Mulyadi Santosa <mulyadi.santosa@xxxxxxxxx>:
> > Hi...
> >
> > On Thu, Dec 9, 2010 at 21:56, loody <miloody@xxxxxxxxx> wrote:
> >> Deal all:
> >> I have some questions about times in #include <sys/times.h>.
> >> As far as I know, times will "get process and waited-for child process
> >> times".
> >> so if the child is not finish or dead, this function will cause the
> >> deadlock, right?
> >
> > From "man 2 times"
> > " In Linux kernel versions before 2.6.9, if the disposition of SIGCHLD is
> > set to SIG_IGN then the times of terminated children are automatically
> > included in the tms_cstime and tms_cutime fields, although POSIX.1-2001
> > says that this should only happen if the calling process wait()s on its
> > children. This non-conformance is rectified in Linux 2.6.9 and later"
> >
> > So, indirectly, I think the time accumulation happens when the wait()
> > function returns...which is...I guess polling or regularly checking
> > (select() maybe?) the signal from child.
> >
> thanks for ur help.
> But I man nothing about times.
>
> $ man 2 times
> No manual entry for times in section 2
> $
>
> Should I update any packages?
Yes you should try installing dev , posix and posix-dev manpages.
Thanks
> thanks a lot,
> miloody
>
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