| /* |
| * 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 <windows.h> |
| #include <process.h> |
| #include <errno.h> |
| |
| #include "config.h" |
| #include "src/thread.h" |
| |
| typedef struct dav1d_win32_thread_t { |
| HANDLE h; |
| void* param; |
| void*(*proc)(void*); |
| void* res; |
| } dav1d_win32_thread_t; |
| |
| static unsigned __stdcall dav1d_thread_entrypoint(void* data) { |
| dav1d_win32_thread_t* t = data; |
| t->res = t->proc(t->param); |
| return 0; |
| } |
| |
| int pthread_create(pthread_t* thread, const pthread_attr_t* attr, |
| void*(*proc)(void*), void* param) |
| { |
| dav1d_win32_thread_t* th = *thread = malloc(sizeof(*th)); |
| if (th == NULL) |
| return ENOMEM; |
| th->proc = proc; |
| th->param = param; |
| uintptr_t h = _beginthreadex(NULL, 0, dav1d_thread_entrypoint, th, 0, NULL); |
| if ( h == 0 ) { |
| int err = errno; |
| free(th); |
| *thread = NULL; |
| return err; |
| } |
| th->h = (HANDLE)h; |
| return 0; |
| } |
| |
| void pthread_join(pthread_t thread, void** res) { |
| dav1d_win32_thread_t* th = thread; |
| WaitForSingleObject(th->h, INFINITE); |
| |
| if (res != NULL) |
| *res = th->res; |
| free(th); |
| } |
| |
| int pthread_once(pthread_once_t *once_control, void (*init_routine)(void)) { |
| BOOL fPending = FALSE; |
| BOOL fStatus; |
| |
| fStatus = InitOnceBeginInitialize(once_control, 0, &fPending, NULL); |
| if (fStatus != TRUE) |
| return EINVAL; |
| |
| if (fPending == TRUE) |
| init_routine(); |
| |
| fStatus = InitOnceComplete(once_control, 0, NULL); |
| if (!fStatus) |
| return EINVAL; |
| |
| return 0; |
| } |
| |
| #endif |