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/*-------------------------------------------------------------------------
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*
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* ipc.h
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* POSTGRES inter-process communication definitions.
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*
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* This file is misnamed, as it no longer has much of anything directly
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* to do with IPC. The functionality here is concerned with managing
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* exit-time cleanup for either a postmaster or a backend.
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*
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*
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* Portions Copyright (c) 1996-2003, PostgreSQL Global Development Group
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* Portions Copyright (c) 1994, Regents of the University of California
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*
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* $PostgreSQL: pgsql/src/include/storage/ipc.h,v 1.64 2003/12/20 17:31:21 momjian Exp $
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*
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*-------------------------------------------------------------------------
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*/
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#ifndef IPC_H
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#define IPC_H
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/* ipc.c */
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extern bool proc_exit_inprogress;
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extern void proc_exit(int code);
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extern void shmem_exit(int code);
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extern void on_proc_exit(void (*function) (int code, Datum arg), Datum arg);
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extern void on_shmem_exit(void (*function) (int code, Datum arg), Datum arg);
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extern void on_exit_reset(void);
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/* ipci.c */
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extern void CreateSharedMemoryAndSemaphores(bool makePrivate,
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int maxBackends,
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int port);
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#ifdef EXEC_BACKEND
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extern void AttachSharedMemoryAndSemaphores(void);
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#endif
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#endif /* IPC_H */
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