You are viewing the version of this documentation from Perl blead. This is the main development branch of Perl. (git commit 97fa0bdf58e87cf66e61bc53a051d0b72a62f9f2)
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.