mirror of
https://github.com/Xaymar/obs-StreamFX
synced 2024-11-15 00:05:06 +00:00
53d3f1ae6c
Adds a utility class and functions to load libraries and symbols from libraries somewhat safely. Libraries are immediately unloaded when the last reference to them is lost, so the shared_ptr should be stored if the library is actually needed.
40 lines
1.5 KiB
C++
40 lines
1.5 KiB
C++
// Copyright (c) 2020 Michael Fabian Dirks <info@xaymar.com>
|
|
//
|
|
// Permission is hereby granted, free of charge, to any person obtaining a copy
|
|
// of this software and associated documentation files (the "Software"), to deal
|
|
// in the Software without restriction, including without limitation the rights
|
|
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
|
// copies of the Software, and to permit persons to whom the Software is
|
|
// furnished to do so, subject to the following conditions:
|
|
//
|
|
// The above copyright notice and this permission notice shall be included in all
|
|
// copies or substantial portions of the Software.
|
|
//
|
|
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
|
// SOFTWARE.
|
|
|
|
#pragma once
|
|
#include <filesystem>
|
|
#include <memory>
|
|
#include <string>
|
|
|
|
namespace util {
|
|
class library {
|
|
void* _library;
|
|
|
|
public:
|
|
library(std::filesystem::path file);
|
|
~library();
|
|
|
|
void* load_symbol(std::string name);
|
|
|
|
static std::shared_ptr<::util::library> load(std::filesystem::path file);
|
|
|
|
static std::shared_ptr<::util::library> load(std::string name);
|
|
};
|
|
} // namespace util
|