NAME | FEATURE SUMMARY | API | ATTRIBUTES
The POSIX_SHM feature is a compatible implementation of the POSIX 1003.1b real-time shared memory objects API. For general information on this feature, see intro(2POSIX), and the POSIX standard (IEEE Std 1003.1b-1993).
The POSIX_SHM feature API is summarized in the following table. Note that some of the calls listed are also included in other features.
Comment
Close a file descriptor.
Duplicate an open file descriptor.
Duplicate an open file descriptor.
Change mode of file.
Change owner and group of a file.
File control.
Get configurable pathname variables.
Get file status.
Set size of a shared memory object.
Map actor addresses to memory object.
Unmap previously mapped addresses.
Open a shared memory object.
Unlink a shared memory object.
See attributes(5) for descriptions of the following attributes:
ATTRIBUTE TYPE | ATTRIBUTE VALUE |
---|---|
Interface Stability | Evolving |
NAME | FEATURE SUMMARY | API | ATTRIBUTES