You are viewing the version of this documentation from Perl blead. This is the main development branch of Perl. (git commit 3931cc0434324ecd6ac7b98e28e15e92b0c99293)
shmget KEY,SIZE,FLAGS

Calls the System V IPC function shmget. Returns the shared memory segment id, or undef on error. See also "SysV IPC" in perlipc and the documentation for IPC::SysV.

Portability issues: "shmget" in perlport.