925e53fcba
This PR makes sure we never `#include <uv.h>` while inside a namespace, which recent GCC versions don't seem to like.
54 lines
1.6 KiB
C++
54 lines
1.6 KiB
C++
/*
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Copyright (c) 2024 Lean FRO, LLC. All rights reserved.
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Released under Apache 2.0 license as described in the file LICENSE.
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Author: Sofia Rodrigues
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*/
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#pragma once
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#include <lean/lean.h>
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#include "runtime/io.h"
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#include "runtime/object.h"
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#ifndef LEAN_EMSCRIPTEN
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#include <uv.h>
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#endif
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namespace lean {
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void initialize_libuv_loop();
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#ifndef LEAN_EMSCRIPTEN
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using namespace std;
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// Event loop structure for managing asynchronous events and synchronization across multiple threads.
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typedef struct {
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uv_loop_t * loop; // The libuv event loop.
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uv_mutex_t mutex; // Mutex for protecting `loop`.
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uv_cond_t cond_var; // Condition variable for signaling that `loop` is free.
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uv_async_t async; // Async handle to interrupt `loop`.
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_Atomic(int) n_waiters; // Atomic counter for managing waiters for `loop`.
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} event_loop_t;
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// The multithreaded event loop object for all tasks in the task manager.
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extern event_loop_t global_ev;
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// =======================================
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// Event loop manipulation functions.
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void event_loop_init(event_loop_t *event_loop);
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void event_loop_cleanup(event_loop_t *event_loop);
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void event_loop_lock(event_loop_t *event_loop);
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void event_loop_unlock(event_loop_t *event_loop);
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void event_loop_run_loop(event_loop_t *event_loop);
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#endif
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// =======================================
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// Global event loop manipulation functions
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extern "C" LEAN_EXPORT lean_obj_res lean_uv_event_loop_configure(b_obj_arg options, obj_arg /* w */ );
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extern "C" LEAN_EXPORT lean_obj_res lean_uv_event_loop_alive(obj_arg /* w */ );
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// Helpers
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void lean_promise_resolve_with_code(int status, obj_arg promise);
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}
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