shm_open.2 (2010 09)

shm_open(2) shm_open(2)

[EINVAL] The

shm_open() operation is not supported for the given name.

[EMFILE] Too many ﬁle descriptors are currently in use by this process.

[ENAMETOOLONG]

The length of the name string exceeds

PATH_MAX

, or the length of a (pathname)

component of the name string exceeds

NAME_MAX

while _POSIX_NO_TRUNC is in

effect.

[ENFILE] Too many shared memory objects are currently open in the system.

[ENOENT] The

O_CREAT ﬂag is not set in oﬂag and the named shared memory object does not

exist.

[ENOSPC] There are insufﬁcient resources for the creation of the new shared memory object.

[ENOSYS]

shm_open() is not supported by the implementation.