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       proc_valid(D3)                                        proc_valid(D3)


       NAME
             proc_valid - check whether a referenced process has exited

       SYNOPSIS
             #include <sys/types.h>
             #include <sys/ddi.h>
             boolean_t proc_valid(void *pref)

          Arguments
             pref      Identifier obtained by a previous call to
                       proc_ref(D3).

       DESCRIPTION
             proc_valid determines whether the process pref, referenced by
             a previous proc_ref(D3) call has exited.

          Return Values
             proc_valid returns TRUE if the specified process has not
             exited, otherwise FALSE.

       USAGE
          Level
             Base or Interrupt.

          Synchronization Constraints
             Does not sleep.

             Driver-defined basic locks, read/write locks, and sleep locks
             may be held across calls to this function.

       REFERENCES
             proc_ref(D3), proc_signal(D3), proc_unref(D3)

       NOTICES
          Portability
             All processors

          Applicability
             ddi: 5, 5mp, 6, 6mp, 7, 7mp









                           Copyright 1994 Novell, Inc.               Page 1