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107 | /**************************************************************************/
/* thread_local.cpp */
/**************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/**************************************************************************/
/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
/* */
/* 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. */
/**************************************************************************/
#include "thread_local.h"
#ifdef WINDOWS_ENABLED
#define WIN32_LEAN_AND_MEAN
#include <windows.h>
#else
#include <pthread.h>
#endif
#include "core/os/memory.h"
#include "core/print_string.h"
struct ThreadLocalStorage::Impl {
#ifdef WINDOWS_ENABLED
DWORD dwFlsIndex;
#else
pthread_key_t key;
#endif
void *get_value() const {
#ifdef WINDOWS_ENABLED
return FlsGetValue(dwFlsIndex);
#else
return pthread_getspecific(key);
#endif
}
void set_value(void *p_value) const {
#ifdef WINDOWS_ENABLED
FlsSetValue(dwFlsIndex, p_value);
#else
pthread_setspecific(key, p_value);
#endif
}
#ifdef WINDOWS_ENABLED
#define _CALLBACK_FUNC_ __stdcall
#else
#define _CALLBACK_FUNC_
#endif
Impl(void(_CALLBACK_FUNC_ *p_destr_callback_func)(void *)) {<--- Struct 'Impl' has a constructor with 1 argument that is not explicit. [+]Struct 'Impl' has a constructor with 1 argument that is not explicit. Such constructors should in general be explicit for type safety reasons. Using the explicit keyword in the constructor means some mistakes when using the class can be avoided.
#ifdef WINDOWS_ENABLED
dwFlsIndex = FlsAlloc(p_destr_callback_func);
ERR_FAIL_COND(dwFlsIndex == FLS_OUT_OF_INDEXES);
#else
pthread_key_create(&key, p_destr_callback_func);
#endif
}
~Impl() {
#ifdef WINDOWS_ENABLED
FlsFree(dwFlsIndex);
#else
pthread_key_delete(key);
#endif
}
};
void *ThreadLocalStorage::get_value() const {
return pimpl->get_value();
}
void ThreadLocalStorage::set_value(void *p_value) const {
pimpl->set_value(p_value);
}
void ThreadLocalStorage::alloc(void(_CALLBACK_FUNC_ *p_destr_callback)(void *)) {
pimpl = memnew(ThreadLocalStorage::Impl(p_destr_callback));
}
#undef _CALLBACK_FUNC_
void ThreadLocalStorage::free() {
memdelete(pimpl);
pimpl = NULL;
}
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