Windows System Programming Third Edition

172

CHAPTER 6 PROCESS MANAGEMENT

Process Identities

A process can obtain the id entity and handle of a new child process from the

structure. Closing the child handle does not, of course,

destroy the child process; it destroys only the pa rent’s access to the child. A pair of

functions is used to obtain current process identification.

actually returns a pseudohandle and is not inheritable.

This value can be used whenever a process needs its own handle. You create a real

process handle from a process ID, including the one returned by

, by using the function. As is the case with all sharable

objects, the open call will fail if you do not have suff ...