HP-UX Reference (11i v3 07/02) - 2 System Calls (vol 5)

semget(2) semget(2)

[EACCES] A semaphore identiﬁer exists for key, but operation permission as speciﬁed by the

low-order 9 bits of semﬂg would not be granted.

[EINVAL] A semaphore identiﬁer exists for key, but the number of semaphores in the set associ-

ated with it is less than nsems, and nsems is not equal to zero.

[ENOENT] A semaphore identiﬁer does not exist for key and (semﬂg &

IPC_CREAT

)is"false".

[ENOSPC] A semaphore identiﬁer is to be created, but the system-imposed limit on the max-

imum number of allowed semaphore identiﬁers system wide would be exceeded.

[EEXIST] A semaphore identiﬁer exists for key but

((semﬂg& IPC_CREAT) && (semﬂg &

IPC_EXCL))

is "true".