Messages in this thread | | | Date | Fri, 1 Jul 2005 06:02:11 +0100 (BST) | From | KV Pavuram <> | Subject | Re: Pthreadid, pid |
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Thank you Andrew. It worked.
Pav.
--- Andrew Burgess <aab@cichlid.com> wrote:
> >When i run a multi-threaded program from gdb, gdb > >shows "New Thread XXXXXXXX (LWP LLLL)" for each new > >thread created by the application. > > >However, when I run ps -aelfm, the output shows > each > >thread of this application but with a different > PID. > > >And, getpid () in each thread inside the > application > >always retreives the same PID. > > >What is the relation between LWP is given by GDB, > PID > >shown by ps call and the PID returned by getpid (). > > >Is there any system call to obtain one from the > >other?? > > see gettid(2) > > you need to include the macro call > _syscall0(pid_t,gettid) > in your program as gettid isn't in glibc > >
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