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Avoid assuming that type key_t is 32 bits, since it reportedly isn't

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on 64-bit Solaris.  Use a non-system-dependent datatype for UsedShmemSegID,
namely unsigned long (which we were already assuming could hold a shmem
key anyway, cf RecordSharedMemoryInLockFile).
This commit is contained in:
Tom Lane
2003-12-01 22:15:38 +00:00
parent 35ddc2edee
commit 5e2b99db95
6 changed files with 31 additions and 25 deletions
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8
src/backend/port/sysv_sema.c
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@@ -8,7 +8,7 @@
* Portions Copyright (c) 1994, Regents of the University of California
*
* IDENTIFICATION
* $PostgreSQL: pgsql/src/backend/port/sysv_sema.c,v 1.11 2003/11/29 19:51:54 pgsql Exp $
* $PostgreSQL: pgsql/src/backend/port/sysv_sema.c,v 1.12 2003/12/01 22:15:37 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@@ -42,7 +42,7 @@ union semun
};
#endif
typedef uint32 IpcSemaphoreKey; /* semaphore key passed to semget(2) */
typedef key_t IpcSemaphoreKey; /* semaphore key passed to semget(2) */
typedef int IpcSemaphoreId; /* semaphore ID returned by semget(2) */
/*
@@ -115,8 +115,8 @@ InternalIpcSemaphoreCreate(IpcSemaphoreKey semKey, int numSems)
*/
ereport(FATAL,
(errmsg("could not create semaphores: %m"),
errdetail("Failed system call was semget(%d, %d, 0%o).",
(int) semKey, numSems,
errdetail("Failed system call was semget(%lu, %d, 0%o).",
(unsigned long) semKey, numSems,
IPC_CREAT | IPC_EXCL | IPCProtection),
(errno == ENOSPC) ?
errhint("This error does *not* mean that you have run out of disk space.\n"