| [Overview][Constants][Types][Procedures and functions][Index] |
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Create if key is nonexistent |
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fail if key exists |
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For ipcs call |
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return error on wait |
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Remove resource |
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set ipc_perm options |
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get ipc_perm options |
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Internal Message control code. Do not use |
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Alter permission |
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Semaphore operation: Get all semaphore values |
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Semaphore operation: Get number of processes waiting for resource. |
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Semaphore operation: Get process ID of last operation. |
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Semaphore operation: Get current value of semaphore |
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Semaphore operation: Get number of processes waiting for semaphores to reach zero |
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Read permission |
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Semaphore operation: Set all semaphore values |
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Semaphore operation: Set semaphore value |
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Constant for use in semop |
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This constant is used in the shmctl call. |
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This constant is used in the shmctl call. |
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This constant is used in the shmctl call. |
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This constant is used in the shmctl call. |
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This constant is used in the shmctl call. |
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This constant is used in the shmctl call. |