Perl setpgrp Function

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Description

This function sets the current process group for the process PID. You can use a value of 0 for PID to change the process group of the current process. If both arguments are omitted, defaults to values of 0. Causes a fatal error if the system does not support the function.

Syntax

Following is the simple syntax for this function:

setpgrp PID, PGRP

Return Value

This function returns undef on failure and new parent process ID.

Example

Following is the example code showing its basic usage:


When above code is executed, it produced following result




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