Semaphore, Shared Memory and IPC
- 簡介
 - 安裝/配置
 - 預定義常量
 - Semaphore 函式
- ftok — Convert a pathname and a project identifier to a System V IPC key
 - msg_get_queue — Create or attach to a message queue
 - msg_queue_exists — Check whether a message queue exists
 - msg_receive — Receive a message from a message queue
 - msg_remove_queue — Destroy a message queue
 - msg_send — Send a message to a message queue
 - msg_set_queue — Set information in the message queue data structure
 - msg_stat_queue — Returns information from the message queue data structure
 - sem_acquire — Acquire a semaphore
 - sem_get — Get a semaphore id
 - sem_release — Release a semaphore
 - sem_remove — Remove a semaphore
 - shm_attach — Creates or open a shared memory segment
 - shm_detach — Disconnects from shared memory segment
 - shm_get_var — Returns a variable from shared memory
 - shm_has_var — Check whether a specific entry exists
 - shm_put_var — Inserts or updates a variable in shared memory
 - shm_remove_var — Removes a variable from shared memory
 - shm_remove — Removes shared memory from Unix systems
 
 - SysvMessageQueue — The SysvMessageQueue class
 - SysvSemaphore — The SysvSemaphore class
 - SysvSharedMemory — The SysvSharedMemory class