--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/ui/winui/condvar.cpp Sun Nov 10 15:30:46 2024 +0100 @@ -0,0 +1,65 @@ +/* + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER. + * + * Copyright 2024 Olaf Wintermann. 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 HOLDER 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 "pch.h" +#include "condvar.h" + + + +UiCondVar* ui_condvar_create(void) { + UiWinCondVar *var = new UiWinCondVar(); + var->var.data = NULL; + var->var.intdata = 0; + var->set = 0; + return (UiCondVar*)var; +} + +void ui_condvar_wait(UiCondVar *var) { + UiWinCondVar *p = (UiWinCondVar*)var; + std::unique_lock<std::mutex> lock(p->mutex); + + if(!p->set) { + p->cond.wait(lock); + } + p->set = 0; +} + +void ui_condvar_signal(UiCondVar *var, void *data, int intdata) { + UiWinCondVar *p = (UiWinCondVar*)var; + std::unique_lock<std::mutex> lock(p->mutex); + p->var.data = data; + p->var.intdata = intdata; + p->set = 1; + lock.unlock(); + p->cond.notify_one(); +} + +void ui_condvar_destroy(UiCondVar *var) { + UiWinCondVar *p = (UiWinCondVar*)var; + delete p; +}