1 files changed, 54 insertions, 0 deletions
diff --git a/src/backend/port/qnx4/sem.h b/src/backend/port/qnx4/sem.h
new file mode 100644
index 00000000000..6f8f288ee51
--- /dev/null
+++ b/src/backend/port/qnx4/sem.h
@@ -0,0 +1,54 @@
+/*-------------------------------------------------------------------------
+ *
+ * sem.h
+ *	  System V Semaphore Emulation
+ *
+ * Copyright (c) 1999, repas AEG Automation GmbH
+ *
+ *
+ * IDENTIFICATION
+ *	  $Header: /cvsroot/pgsql/src/backend/port/qnx4/Attic/sem.h,v 1.1 1999/12/16 16:52:52 momjian Exp $
+ *
+ *-------------------------------------------------------------------------
+ */
+
+#ifndef	_SYS_SEM_H
+#define	_SYS_SEM_H
+
+#include <sys/ipc.h>
+
+#ifdef	__cplusplus
+extern "C" {
+#endif
+
+/*
+*       Semctl Command Definitions.
+ */
+
+#define GETNCNT 3	/* get semncnt */
+#define GETPID  4	/* get sempid */
+#define GETVAL  5	/* get semval */
+#define GETALL  6	/* get all semval's */
+#define GETZCNT 7	/* get semzcnt */
+#define SETVAL  8	/* set semval */
+#define SETALL  9	/* set all semval's */
+
+/*
+* User semaphore template for semop system calls.
+ */
+
+struct sembuf {
+        ushort_t        sem_num;        /* semaphore # */
+        short           sem_op;         /* semaphore operation */
+        short           sem_flg;        /* operation flags */
+};
+
+extern int semctl( int semid, int semnum, int cmd, /*...*/union semun arg );
+extern int semget( key_t key, int nsems, int semflg );
+extern int semop( int semid, struct sembuf *sops, size_t nsops );
+
+#ifdef	__cplusplus
+}
+#endif
+
+#endif /* _SYS_SEM_H */