ui/winui/condvar.cpp

Sun, 10 Nov 2024 15:27:44 +0100

author
Olaf Wintermann <olaf.wintermann@gmail.com>
date
Sun, 10 Nov 2024 15:27:44 +0100
branch
newapi
changeset 378
d41b1ffc5f77
parent 376
5578494147cb
permissions
-rw-r--r--

implement some missing WinUI functions

/*
 * 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;
}

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