The Linux Programming Interface: a linux and unix system Programming Handbook
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SYSTEM V SEMAPHORES 965 47.1 Overview ................................................................................................................. 966 47.2 Creating or Opening a Semaphore Set ........................................................................ 969 47.3 Semaphore Control Operations................................................................................... 969 47.4 Semaphore Associated Data Structure.......................................................................... 972 47.5 Semaphore Initialization............................................................................................. 975 47.6 Semaphore Operations .............................................................................................. 978 47.7 Handling of Multiple Blocked Semaphore Operations .................................................... 986 47.8 Semaphore Undo Values............................................................................................ 986 47.9 Implementing a Binary Semaphores Protocol................................................................. 988 xxiv Contents in Detail 47.10 Semaphore Limits ...................................................................................................... 991 47.11 Disadvantages of System V Semaphores ...................................................................... 993 47.12 Summary.................................................................................................................. 993 47.13 Exercises .................................................................................................................. 994 48 SYSTEM V SHARED MEMORY 997 48.1 Overview ................................................................................................................. 998 48.2 Creating or Opening a Shared Memory Segment ......................................................... 998 48.3 Using Shared Memory ............................................................................................... 999 48.4 Example: Transferring Data via Shared Memory ......................................................... 1001 48.5 Location of Shared Memory in Virtual Memory............................................................ 1006 48.6 Storing Pointers in Shared Memory............................................................................ 1010 48.7 Shared Memory Control Operations .......................................................................... 1011 48.8 Shared Memory Associated Data Structure ................................................................. 1012 48.9 Shared Memory Limits.............................................................................................. 1014 48.10 Summary................................................................................................................ 1015 48.11 Exercises ................................................................................................................ 1016 tải về 6.93 Mb. Chia sẻ với bạn bè của bạn:
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