|sys_ipc.h(0P)||POSIX Programmer's Manual||sys_ipc.h(0P)|
The <sys/ipc.h> header shall define the ipc_perm structure, which shall include the following members:
uid_t uid Owner's user ID. gid_t gid Owner's group ID. uid_t cuid Creator's user ID. gid_t cgid Creator's group ID. mode_t mode Read/write permission.
The <sys/ipc.h> header shall define the uid_t, gid_t, mode_t, and key_t types as described in <sys/types.h>.
The <sys/ipc.h> header shall define the following symbolic constants.
- Create entry if key does not exist.
- Fail if key exists.
- Error if request must wait.
- Private key.
- Remove identifier.
- Set options.
- Get options.
The following shall be declared as a function and may also be defined as a macro. A function prototype shall be provided.
key_t ftok(const char *, int);
The following sections are informative.
The System Interfaces volume of POSIX.1‐2008, ftok()
Any typographical or formatting errors that appear in this page are most likely to have been introduced during the conversion of the source files to man page format. To report such errors, see https://www.kernel.org/doc/man-pages/reporting_bugs.html .
|2013||IEEE/The Open Group|