NAME
shmread - reads the state of a shared memory segment
SYNOPSIS
msgread -i id -o offset -l length
DESCRIPTION
shmread exercises the shmat (2) and shmdt (2) system calls to attach to a memory segment and read information out of it.
OPTIONS
-i Shared Memory Segment ID. The shared memory segment ID is required. -o Offset. The offset (in bytes) within the segment to start reading. -l Length. The number of bytes to read out of the segment.
SEE ALSO
shmget(1), shmsid(1), shmwrite(1), shmperm(1), shmat(2), shmdt(2).