src/dawn_native/XlibXcbFunctions.cpp

// Copyright 2021 The Dawn Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

#include "dawn_native/XlibXcbFunctions.h"

namespace dawn::native {

    XlibXcbFunctions::XlibXcbFunctions() {
        if (!mLib.Open("libX11-xcb.so.1") ||
            !mLib.GetProc(&xGetXCBConnection, "XGetXCBConnection")) {
            mLib.Close();
        }
    }
    XlibXcbFunctions::~XlibXcbFunctions() = default;

    bool XlibXcbFunctions::IsLoaded() const {
        return xGetXCBConnection != nullptr;
    }

}  // namespace dawn::native