libcruft-util/cruft/util/library_posix.cpp

40 lines
996 B
C++

/*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* Copyright 2015 Danny Robson <danny@nerdcruft.net>
*/
#include "library_posix.hpp"
#include <stdexcept>
using cruft::detail::library_posix;
///////////////////////////////////////////////////////////////////////////////
library_posix::library_posix (const std::filesystem::path &path):
m_handle (dlopen (path.c_str (), RTLD_NOW))
{
if (!m_handle)
throw std::runtime_error (dlerror ());
}
//-----------------------------------------------------------------------------
library_posix::library_posix (library_posix &&rhs) noexcept:
m_handle (nullptr)
{
std::swap (m_handle, rhs.m_handle);
}
//-----------------------------------------------------------------------------
library_posix::~library_posix ()
{
if (m_handle)
dlclose (m_handle);
}