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27 lines
680 B
C
27 lines
680 B
C
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/*
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* Copyright 2023, Haiku, Inc. All rights reserved.
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* Distributed under the terms of the MIT License.
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*/
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#ifndef _SYSTEM_EVENT_QUEUE_DEFS_H
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#define _SYSTEM_EVENT_QUEUE_DEFS_H
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// extends B_EVENT_* constants defined in OS.h
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enum {
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B_EVENT_LEVEL_TRIGGERED = (1 << 26), /* Event is level-triggered, not edge-triggered */
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B_EVENT_ONE_SHOT = (1 << 27), /* Delete event after delivery */
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/* bits 28 through 30 are reserved for the kernel */
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};
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typedef struct event_wait_info {
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int32 object;
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uint16 type;
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int32 events; /* select(): > 0 to select, -1 to get selection, 0 to deselect */
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void* user_data;
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} event_wait_info;
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#endif /* _SYSTEM_EVENT_QUEUE_DEFS_H */
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