134 lines
4.2 KiB
C++
134 lines
4.2 KiB
C++
/*************************************************************************/
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/* thread_posix.cpp */
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/*************************************************************************/
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/* This file is part of: */
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/* GODOT ENGINE */
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/* http://www.godotengine.org */
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/*************************************************************************/
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/* Copyright (c) 2007-2016 Juan Linietsky, Ariel Manzur. */
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/* */
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/* Permission is hereby granted, free of charge, to any person obtaining */
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/* a copy of this software and associated documentation files (the */
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/* "Software"), to deal in the Software without restriction, including */
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/* without limitation the rights to use, copy, modify, merge, publish, */
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/* distribute, sublicense, and/or sell copies of the Software, and to */
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/* permit persons to whom the Software is furnished to do so, subject to */
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/* the following conditions: */
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/* */
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/* The above copyright notice and this permission notice shall be */
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/* included in all copies or substantial portions of the Software. */
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/* */
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/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
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/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
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/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
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/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
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/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
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/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
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/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
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/*************************************************************************/
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#include "thread_posix.h"
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#if defined(UNIX_ENABLED) || defined(PTHREAD_ENABLED)
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#ifdef PTHREAD_BSD_SET_NAME
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#include <pthread_np.h>
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#endif
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#include "os/memory.h"
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Thread::ID ThreadPosix::get_ID() const {
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return id;
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}
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Thread* ThreadPosix::create_thread_posix() {
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return memnew( ThreadPosix );
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}
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void *ThreadPosix::thread_callback(void *userdata) {
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ThreadPosix *t=reinterpret_cast<ThreadPosix*>(userdata);
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t->id=(ID)pthread_self();
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t->callback(t->user);
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return NULL;
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}
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Thread* ThreadPosix::create_func_posix(ThreadCreateCallback p_callback,void *p_user,const Settings&) {
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ThreadPosix *tr= memnew(ThreadPosix);
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tr->callback=p_callback;
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tr->user=p_user;
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pthread_attr_init(&tr->pthread_attr);
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pthread_attr_setdetachstate(&tr->pthread_attr, PTHREAD_CREATE_JOINABLE);
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pthread_attr_setstacksize(&tr->pthread_attr, 256 * 1024);
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pthread_create(&tr->pthread, &tr->pthread_attr, thread_callback, tr);
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return tr;
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}
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Thread::ID ThreadPosix::get_thread_ID_func_posix() {
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return (ID)pthread_self();
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}
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void ThreadPosix::wait_to_finish_func_posix(Thread* p_thread) {
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ThreadPosix *tp=static_cast<ThreadPosix*>(p_thread);
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ERR_FAIL_COND(!tp);
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ERR_FAIL_COND(tp->pthread==0);
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pthread_join(tp->pthread,NULL);
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tp->pthread=0;
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}
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Error ThreadPosix::set_name_func_posix(const String& p_name) {
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pthread_t running_thread = pthread_self();
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#ifdef PTHREAD_NO_RENAME
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return ERR_UNAVAILABLE;
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#else
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#ifdef PTHREAD_RENAME_SELF
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// check if thread is the same as caller
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int err = pthread_setname_np(p_name.utf8().get_data());
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#else
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#ifdef PTHREAD_BSD_SET_NAME
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pthread_set_name_np(running_thread, p_name.utf8().get_data());
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int err = 0; // Open/FreeBSD ignore errors in this function
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#else
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int err = pthread_setname_np(running_thread, p_name.utf8().get_data());
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#endif // PTHREAD_BSD_SET_NAME
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#endif // PTHREAD_RENAME_SELF
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return err == 0 ? OK : ERR_INVALID_PARAMETER;
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#endif // PTHREAD_NO_RENAME
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};
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void ThreadPosix::make_default() {
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create_func=create_func_posix;
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get_thread_ID_func=get_thread_ID_func_posix;
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wait_to_finish_func=wait_to_finish_func_posix;
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set_name_func = set_name_func_posix;
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}
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ThreadPosix::ThreadPosix() {
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pthread=0;
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}
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ThreadPosix::~ThreadPosix() {
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}
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#endif
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