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/*
* Copyright (c) 2025-2026 Anton Kundenko <singaraiona@gmail.com>
* All rights reserved.
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
/*
* cow.h -- COW (Copy-on-Write) ref counting.
*
* ray_retain: increment reference count
* ray_release: decrement reference count, free when it reaches zero
* ray_cow: copy-on-write — return same pointer if sole owner, else copy
*/
/* Thread-local flag: plain (false) vs atomic (true) refcount ops.
* Default is false (fast single-threaded path).
* The thread pool sets true before parallel dispatch. */
extern RAY_TLS bool ray_rc_sync;
/* RAY_COW_H */