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# Crown Copyright (c) 1997
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#
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# This TenDRA(r) Computer Program is subject to Copyright
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# owned by the United Kingdom Secretary of State for Defence
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# acting through the Defence Evaluation and Research Agency
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# (DERA). It is made available to Recipients with a
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# royalty-free licence for its use, reproduction, transfer
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# to other parties and amendment for any purpose not excluding
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# product development provided that any such use et cetera
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# shall be deemed to be acceptance of the following conditions:-
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#
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# (1) Its Recipients shall ensure that this Notice is
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# reproduced upon any copies or amended versions of it;
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#
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# (2) Any amended version of it shall be clearly marked to
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# show both the nature of and the organisation responsible
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# for the relevant amendment or amendments;
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#
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# (3) Its onward transfer from a recipient to another
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# party shall be deemed to be that party's acceptance of
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# these conditions;
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#
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# (4) DERA gives no warranty or assurance as to its
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# quality or suitability for any purpose and DERA accepts
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# no liability whatsoever in relation to any use to which
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# it may be put.
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#
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+USE "xpg3", "sys/types.h" ;
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+USE "xpg3", "sys/ipc.h" ;
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+SUBSET "sem_proto" := {
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+USE "xpg3", "sys/types.h" ;
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+USE "xpg3", "sys/ipc.h" ;
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+CONST short SEM_UNDO ;
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+CONST int GETNCNT, GETPID, GETVAL, GETALL, GETZCNT, SETVAL, SETALL ;
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+FIELD struct semid_ds {
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struct ipc_perm sem_perm ;
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unsigned short sem_nsems ;
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time_t sem_otime ;
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time_t sem_ctime ;
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} ;
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+IF 0
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+FIELD struct ~unnamed {
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unsigned short semval ;
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pid_t sempid ;
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unsigned short semncnt ;
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unsigned short semzcnt ;
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} ;
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+ENDIF
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+FIELD struct sembuf {
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unsigned short sem_num ;
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short sem_op ;
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short sem_flg ;
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} ;
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+FUNC int semget ( key_t, int, int ) ;
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} ;
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+FIELD union semun {
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int val ;
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struct semid_ds *buf ;
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unsigned short *array ;
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} ;
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+IFNDEF ~building_libs
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+FUNC int semctl ( int, int, int, union semun ) ;
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+ELSE
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+IFNDEF __semun_defined
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+FUNC int __old_semctl | semctl.1 ( int, int, int, union semun ) ;
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+ELSE
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+FUNC int semctl.2 ( int, int, int, union semun ) ;
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+ENDIF
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+ENDIF
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%%%
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#ifndef __semun_defined
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union semun {
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int val ;
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struct semid_ds *buf ;
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unsigned short *array ;
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} ;
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#define __old_semctl( A, B, C, D ) semctl ( A, B, C, D )
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#endif
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%%%
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+FUNC int semop ( int, struct sembuf *, unsigned ) ;
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