github.com/afumu/libc@v0.0.6/musl/include/sys/msg.h (about)

     1  #ifndef _SYS_MSG_H
     2  #define _SYS_MSG_H
     3  
     4  #ifdef __cplusplus
     5  extern "C" {
     6  #endif
     7  
     8  #include <sys/ipc.h>
     9  
    10  #define __NEED_pid_t
    11  #define __NEED_key_t
    12  #define __NEED_time_t
    13  #define __NEED_size_t
    14  #define __NEED_ssize_t
    15  
    16  #include <bits/alltypes.h>
    17  
    18  typedef unsigned long msgqnum_t;
    19  typedef unsigned long msglen_t;
    20  
    21  #include <bits/msg.h>
    22  
    23  #define __msg_cbytes msg_cbytes
    24  
    25  #define MSG_NOERROR 010000
    26  #define MSG_EXCEPT  020000
    27  
    28  #define MSG_STAT (11 | (IPC_STAT & 0x100))
    29  #define MSG_INFO 12
    30  #define MSG_STAT_ANY (13 | (IPC_STAT & 0x100))
    31  
    32  struct msginfo {
    33  	int msgpool, msgmap, msgmax, msgmnb, msgmni, msgssz, msgtql;
    34  	unsigned short msgseg;
    35  };
    36  
    37  int msgctl (int, int, struct msqid_ds *);
    38  int msgget (key_t, int);
    39  ssize_t msgrcv (int, void *, size_t, long, int);
    40  int msgsnd (int, const void *, size_t, int);
    41  
    42  #if defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
    43  struct msgbuf {
    44  	long mtype;
    45  	char mtext[1];
    46  };
    47  #endif
    48  
    49  #ifdef __cplusplus
    50  }
    51  #endif
    52  
    53  #endif