ProcessID in *nix

[Bill Campbell]

On Wed, Jun 23, 2004, Walter Vaughan wrote:
>I found a thread in 1999 that addressed this issue, but it related to 
>getting the process ID of the parent.
>
>I *think* what I want is the process id number of the currently 
>executing *clerk.
>
>Anyone got a snippet of how they got it? Not the shell, but the current 
>running *clerk.

There's a POSIX system call, pid_t getppid(void), that returns
the parent's process ID.  I'm not sure how one would get that in
processing tables.

Bill
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