/* * Copyright © 2018, VideoLAN and dav1d authors * Copyright © 2018, Two Orioles, LLC * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are met: * * 1. Redistributions of source code must retain the above copyright notice, this *    list of conditions and the following disclaimer. * * 2. Redistributions in binary form must reproduce the above copyright notice, *    this list of conditions and the following disclaimer in the documentation *    and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ #include "config.h" #if defined(_WIN32) #include <process.h>#include <stdlib.h>#include <windows.h> #include "common/attributes.h" #include "src/thread.h" static HRESULT (WINAPI *set_thread_description)(HANDLE, PCWSTR); COLD void dav1d_init_thread(void) {    set_thread_description =        (void*)GetProcAddress(GetModuleHandleW(L"kernel32.dll"),                              "SetThreadDescription");} #undef dav1d_set_thread_nameCOLD void dav1d_set_thread_name(const wchar_t *const name) {    if (set_thread_description) /* Only available since Windows 10 1607 */        set_thread_description(GetCurrentThread(), name);} static COLD unsigned __stdcall thread_entrypoint(void *const data) {    pthread_t *const t = data;    t->arg = t->func(t->arg);    return 0;} COLD int dav1d_pthread_create(pthread_t *const thread,                              const pthread_attr_t *const attr,                              void *(*const func)(void*), void *const arg){    const unsigned stack_size = attr ? attr->stack_size : 0;    thread->func = func;    thread->arg = arg;    thread->h = (HANDLE)_beginthreadex(NULL, stack_size, thread_entrypoint, thread,                                       STACK_SIZE_PARAM_IS_A_RESERVATION, NULL);    return !thread->h;} COLD int dav1d_pthread_join(pthread_t *const thread, void **const res) {    if (WaitForSingleObject(thread->h, INFINITE))        return 1;     if (res)        *res = thread->arg;     return !CloseHandle(thread->h);} COLD int dav1d_pthread_once(pthread_once_t *const once_control,                            void (*const init_routine)(void)){    BOOL pending = FALSE;     if (InitOnceBeginInitialize(once_control, 0, &pending, NULL) != TRUE)        return 1;     if (pending == TRUE)        init_routine();     return !InitOnceComplete(once_control, 0, NULL);} #endif