getppid - Perldoc Browser

#getppid

Returns the process id of the parent process.

Note for Linux users: Between v5.8.1 and v5.16.0 Perl would work around non-POSIX thread semantics the minority of Linux systems (and Debian GNU/kFreeBSD systems) that used LinuxThreads, this emulation has since been removed. See the documentation for $$ for details.

Portability issues: "getppid" in perlport.

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