On Thu, 20 May 2004 16:33:09 -0500, Noah Yan <yonghong.yan1@mail.uh.edu> wrote: > > Dear All, > > How can I control a process from user level? I know I can kill a process by > sending signal. What I say control means to be able to switch the process > between states from user level, like force process to give up process and go > to ready(or waiting) state, etc. Will SIGUSR1 or SIGUSR2 suffice? You can define your own way of handling those two user-specific signals. man 7 signal -- andika -- Kernelnewbies: Help each other learn about the Linux kernel. Archive: http://mail.nl.linux.org/kernelnewbies/ FAQ: http://kernelnewbies.org/faq/