Gowri, > >./a.out hello > > I get a prompt and then see hello and I don't see the prompt after > hello. > the issue with that: it is not fully deterministic which program gets executed after the fork. It could be that the shell is scheduled first.... Show us your code for further explanations. wbr, Lukas -- Lukas Ruf | Wanna know anything about raw | <http://www.lpr.ch> | IP? -> <http://www.rawip.org> | eMail Style Guide: <http://www.rawip.org/style.html>| -- Kernelnewbies: Help each other learn about the Linux kernel. Archive: http://mail.nl.linux.org/kernelnewbies/ FAQ: http://kernelnewbies.org/faq/