45 lines
1.3 KiB
C
45 lines
1.3 KiB
C
/****************************************************************
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* *
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* Copyright 2011 Fidelity Information Services, 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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#ifndef EINTR_WRP_SEMOP_INCLUDED
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#define EINTR_WRP_SEMOP_INCLUDED
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#define NO_WAIT 0
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#define FORCED_WAIT 1
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#include <sys/types.h>
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#include <errno.h>
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#include "gtm_c_stack_trace_semop.h"
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#define SEMOP(SEMID, SOPS, NSOPS, RC, TO_WAIT) \
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{ \
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int numsems; \
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for (numsems = NSOPS - 1; numsems >= 0; --numsems) \
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{ \
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CHECK_SEMVAL_GRT_SEMOP(SEMID, SOPS[numsems].sem_num, SOPS[numsems].sem_op); \
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} \
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if (FORCED_WAIT == TO_WAIT) \
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{ \
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RC = try_semop_get_c_stack(SEMID, SOPS, NSOPS); \
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if (0 != RC) \
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{ \
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errno = RC; \
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RC = -1; \
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} \
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} else \
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{ \
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assert(NO_WAIT == TO_WAIT); \
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do \
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{ \
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RC = semop(SEMID, SOPS, NSOPS); \
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} while(-1 == RC && EINTR == errno); \
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} \
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}
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#endif
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