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gaoxue
32 lines
731 B
C
Executable File
32 lines
731 B
C
Executable File
// SPDX-License-Identifier: GPL-2.0-or-later
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/*
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* Copyright (c) 2015 Linux Test Project
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*/
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#ifndef LAPI_SEM_H__
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#define LAPI_SEM_H__
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#include <sys/sem.h>
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#if defined(__GNU_LIBRARY__) && !defined(_SEM_SEMUN_UNDEFINED)
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/* union semun is defined by including <sys/sem.h> */
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#else
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/* according to X/OPEN we have to define it ourselves */
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union semun {
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int val; /* value for SETVAL */
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struct semid_ds *buf; /* buffer for IPC_STAT, IPC_SET */
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unsigned short *array; /* array for GETALL, SETALL */
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/* Linux specific part: */
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struct seminfo *__buf; /* buffer for IPC_INFO */
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};
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#endif
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#ifndef SEM_STAT_ANY
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# define SEM_STAT_ANY 20
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#endif
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#ifndef SEMMSL
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# define SEMMSL 32000
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#endif
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#endif /* LAPI_SEM_H__ */
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