diff options
Diffstat (limited to 'winsup/cygwin/include/cygwin/msg.h')
-rw-r--r-- | winsup/cygwin/include/cygwin/msg.h | 92 |
1 files changed, 0 insertions, 92 deletions
diff --git a/winsup/cygwin/include/cygwin/msg.h b/winsup/cygwin/include/cygwin/msg.h deleted file mode 100644 index 14e89f556..000000000 --- a/winsup/cygwin/include/cygwin/msg.h +++ /dev/null @@ -1,92 +0,0 @@ -/* sys/msg.h - - Copyright 2002 Red Hat Inc. - Written by Conrad Scott <conrad.scott@dsl.pipex.com> - -This file is part of Cygwin. - -This software is a copyrighted work licensed under the terms of the -Cygwin license. Please consult the file "CYGWIN_LICENSE" for -details. */ - -#ifndef _SYS_MSG_H -#define _SYS_MSG_H - -#include <cygwin/ipc.h> - -#ifdef __cplusplus -extern "C" -{ -#endif - -/* Message operation flags: - */ -#define MSG_NOERROR 0x01 /* No error if big message. */ - -/* Command definitions for the semctl () function: - */ -#define MSG_STAT 0x2000 /* For ipcs(8) */ -#define MSG_INFO 0x2001 /* For ipcs(8) */ - -/* Used for the number of messages in the message queue. - */ -typedef long int msgqnum_t; - -/* Used for the number of bytes allowed in a message queue. - */ -typedef long int msglen_t; - -struct msqid_ds -{ - struct ipc_perm msg_perm; /* Operation permission structure. */ - msglen_t msg_cbytes; /* Number of bytes currently on queue. */ - msgqnum_t msg_qnum; /* Number of messages currently on queue. */ - msglen_t msg_qbytes; /* Maximum number of bytes allowed on queue. */ - pid_t msg_lspid; /* Process ID of last msgsnd (). */ - pid_t msg_lrpid; /* Process ID of last msgrcv (). */ - timestruc_t msg_stim; /* Time of last msgsnd (). */ - timestruc_t msg_rtim; /* Time of last msgrcv (). */ - timestruc_t msg_ctim; /* Time of last change. */ - long msg_spare4[2]; -}; - -#define msg_stime msg_stim.tv_sec -#define msg_rtime msg_rtim.tv_sec -#define msg_ctime msg_ctim.tv_sec - -/* Buffer type for msgctl (IPC_INFO, ...) as used by ipcs(8). - */ -struct msginfo -{ - unsigned long msgpool; /* Maximum number of message bytes, - system wide. */ - unsigned long msgmax; /* Maximum number of bytes per - message. */ - unsigned long msgmnb; /* Maximum number of bytes on any one - message queue. */ - unsigned long msgmni; /* Maximum number of message queues, - system wide. */ - unsigned long msgtql; /* Maximum number of messages, system - wide. */ - unsigned long msg_spare[4]; -}; - -/* Buffer type for msgctl (MSG_INFO, ...) as used by ipcs(8). - */ -struct msg_info -{ - unsigned long msg_ids; /* Number of allocated queues. */ - unsigned long msg_num; /* Number of messages, system wide. */ - unsigned long msg_tot; /* Size in bytes of messages, system wide. */ -}; - -int msgctl (int msqid, int cmd, struct msqid_ds *buf); -int msgget (key_t key, int msgflg); -ssize_t msgrcv (int msqid, void *msgp, size_t msgsz, long msgtyp, int msgflg); -int msgsnd (int msqid, const void *msgp, size_t msgsz, int msgflg); - -#ifdef __cplusplus -} -#endif - -#endif /* _SYS_MSG_H */ |