Lines Matching full:message

43 .Nd "open a message queue (REALTIME)"
53 system call establishes the connection between a process and a message queue
54 with a message queue descriptor.
55 It creates an open message queue
56 description that refers to the message queue, and a message queue descriptor
57 that refers to that open message queue description.
58 The message queue
59 descriptor is used by other functions to refer to that message queue.
62 argument points to a string naming a message queue.
73 refers to the same message queue object, as long as that name has not been
77 argument is not the name of an existing message queue and creation is not
84 argument requests the desired receive and/or send access to the message
98 Open the message queue for receiving messages.
100 returned message queue descriptor with
104 A message queue may be open multiple times in the same or different processes
109 message queue descriptor with
113 A message queue may be open multiple times in the same or different processes
122 A message queue may be open multiple times in the same or different processes
130 Create a message queue.
142 has already been used to create a message queue that still exists, then
145 Otherwise, a message queue will be created without any messages
147 The user ID of the message queue will be set to the effective user ID
148 of the process, and the group ID of the message queue will be set to the
150 The permission bits of the message queue
162 the message queue is created with implementation-defined default message
167 appropriate privilege on name, the message queue
182 function will fail and return an error without creating the message queue.
190 will fail if the message queue name exists.
213 implements message queue based on file descriptor.
223 system calls are supported for message queue descriptor.
231 and the maximum message size are tunable
242 Upon successful completion, the function returns a message queue
255 The message queue exists and the permissions specified by
257 are denied, or the message queue does not exist and permission to create the
258 message queue is denied.
263 are set and the named message queue already exists.
286 Too many message queue descriptors or file descriptors are currently in use
297 Too many message queues are currently open in the system.
300 is not set and the named message queue does not exist.
302 There is insufficient space for the creation of the new message queue.
320 Support for POSIX message queues first appeared in