annotate src/core/ngx_rwlock.h @ 9134:c209dc4eed17

Core: fixed environment variables on exit. Similarly to 6822:c045b4926b2c, environment variables introduced with the "env" directive (and "NGINX_BPF_MAPS" added by QUIC) are now allocated via ngx_alloc(), and explicitly freed by a cleanup handler if no longer used. In collaboration with Sergey Kandaurov.
author Maxim Dounin <mdounin@mdounin.ru>
date Wed, 19 Jul 2023 05:09:23 +0300
parents d1816a2696de
children
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682d8222c6b1 Core: read/write locks.
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2 /*
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3 * Copyright (C) Ruslan Ermilov
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4 * Copyright (C) Nginx, Inc.
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5 */
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8 #ifndef _NGX_RWLOCK_H_INCLUDED_
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9 #define _NGX_RWLOCK_H_INCLUDED_
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12 #include <ngx_config.h>
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13 #include <ngx_core.h>
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16 void ngx_rwlock_wlock(ngx_atomic_t *lock);
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17 void ngx_rwlock_rlock(ngx_atomic_t *lock);
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18 void ngx_rwlock_unlock(ngx_atomic_t *lock);
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d1816a2696de Introduced ngx_rwlock_downgrade().
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19 void ngx_rwlock_downgrade(ngx_atomic_t *lock);
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22 #endif /* _NGX_RWLOCK_H_INCLUDED_ */