On Dec 10, 2010 6:39 AM, "loody" <[email protected]> wrote: > > hi Muyadi: > 2010/12/10 Mulyadi Santosa <[email protected]>: > > Hi... > > > > On Thu, Dec 9, 2010 at 21:56, loody <[email protected]> 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 > > -- > To unsubscribe from this list: send an email with > "unsubscribe kernelnewbies" to [email protected] > Please read the FAQ at http://kernelnewbies.org/FAQ >
