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Annotation of coherent/f/usr/include.78/sys/ipc.h, revision 1.1

1.1     ! root        1: /* (-lgl
        !             2:  *     COHERENT Version 4.0
        !             3:  *     Copyright (c) 1982, 1992 by Mark Williams Company.
        !             4:  *     All rights reserved. May not be copied without permission.
        !             5:  -lgl) */
        !             6: 
        !             7: #ifndef __SYS_IPC_H__
        !             8: #define        __SYS_IPC_H__
        !             9: 
        !            10: #include <sys/types.h>
        !            11: 
        !            12: /*
        !            13: ** Common IPC Access Structure
        !            14: */
        !            15: 
        !            16: struct ipc_perm {
        !            17: 
        !            18:        unsigned short  uid;            /* owner's user id */
        !            19:        unsigned short  gid;            /* owner's group id */
        !            20:        unsigned short  cuid;           /* creator's user id */
        !            21:        unsigned short  cgid;           /* creator's group id */
        !            22:        unsigned short  mode;           /* access modes */
        !            23:        unsigned short  seq;            /* slot usage sequence number */
        !            24:        key_t           key;            /* key */
        !            25: };
        !            26: 
        !            27: /*
        !            28: ** IPC Mode bits.
        !            29: */
        !            30: 
        !            31: #define        IPC_ALLOC       0100000         /* entry currently allocated */
        !            32: #define        IPC_CREAT       0001000         /* create entry if key doesn't exist */
        !            33: #define        IPC_EXCL        0002000         /* fail if key exists */
        !            34: #define        IPC_NOWAIT      0004000         /* error if request must wait */
        !            35: 
        !            36: /*
        !            37: ** IPC Keys.
        !            38: */
        !            39: 
        !            40: #define IPC_PRIVATE    ((key_t)0)
        !            41: 
        !            42: /*
        !            43: ** IPC Control Commands.
        !            44: */
        !            45: 
        !            46: #define        IPC_RMID        0               /* remove identifier */
        !            47: #define        IPC_SET         1               /* set options */
        !            48: #define        IPC_STAT        2               /* get options */
        !            49: 
        !            50: #endif

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