71 lines
1.5 KiB
C
71 lines
1.5 KiB
C
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/****************************************************************
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* *
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* Copyright 2001 Sanchez Computer Associates, Inc. *
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* *
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* This source code contains the intellectual property *
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* of its copyright holder(s), and is made available *
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* under a license. If you do not know the terms of *
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* the license, please stop and do not read further. *
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* *
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****************************************************************/
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/* Perform forks to priv'd gtmsecshr routine to remove ipc ids */
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#include "mdef.h"
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#include <sys/wait.h>
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#include <sys/sem.h>
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#include <sys/shm.h>
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#include <errno.h>
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#include "io.h"
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#include "gtmsecshr.h"
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#include "gtmmsg.h"
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#include "ipcrmid.h"
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#define REMIPC(op, ipcid) (send_mesg2gtmsecshr((unsigned int)(op), (unsigned int)(ipcid), (char *)NULL, 0))
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/* Remove a semaphore id : if the current process has no permissions to remove it by itself,
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* force it through gtmsecshr.
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*/
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int sem_rmid(int ipcid)
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{
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int status;
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if (-1 == semctl(ipcid, 0, IPC_RMID))
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{
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if (EPERM != errno)
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{
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gtm_putmsg(VARLSTCNT(1) errno);
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return -1;
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} else
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{
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if (0 != (status = REMIPC(REMOVE_SEM, ipcid)))
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{
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gtm_putmsg(VARLSTCNT(1) status);
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return -1;
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}
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}
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}
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return 0;
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}
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/* Remove a shared memory id */
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int shm_rmid(int ipcid)
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{
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int status;
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if (-1 == shmctl(ipcid, IPC_RMID, NULL))
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{
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if (EPERM != errno)
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{
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gtm_putmsg(VARLSTCNT(1) errno);
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return -1;
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} else
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{
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if (0 != (status = REMIPC(REMOVE_SHMMEM, ipcid)))
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{
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gtm_putmsg(VARLSTCNT(1) status);
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return -1;
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}
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}
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}
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return 0;
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}
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