RMG/Source/RMG-Core/Library.cpp
2025-03-13 22:07:12 +01:00

65 lines
1.5 KiB
C++

/*
* Rosalie's Mupen GUI - https://github.com/Rosalie241/RMG
* Copyright (C) 2020-2025 Rosalie Wanders <rosalie@mailbox.org>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 3.
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
#include "Library.hpp"
#ifndef _WIN32
#include <dlfcn.h>
#endif
//
// Exported Functions
//
CORE_EXPORT CoreLibraryHandle CoreOpenLibrary(std::filesystem::path path)
{
#ifdef _WIN32
return LoadLibraryW(path.wstring().c_str());
#else // Linux
return dlopen(path.string().c_str(), RTLD_LAZY);
#endif
}
CORE_EXPORT CoreLibrarySymbol CoreGetLibrarySymbol(CoreLibraryHandle handle, const char* symbol)
{
#ifdef _WIN32
return GetProcAddress(handle, symbol);
#else
return dlsym(handle, symbol);
#endif // Linux
}
CORE_EXPORT void CoreCloseLibrary(CoreLibraryHandle handle)
{
#ifdef _WIN32
FreeLibrary(handle);
#else
dlclose(handle);
#endif // Linux
}
CORE_EXPORT std::string CoreGetLibraryError(void)
{
#ifdef _WIN32
DWORD err = GetLastError();
LPSTR buf = nullptr;
size_t size =
FormatMessageA(FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS,
NULL, err, MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), (LPSTR)&buf, 0, NULL);
std::string msg(buf, size);
LocalFree(buf);
return msg;
#else // Linux
return std::string(dlerror());
#endif
}