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Viewing changes to src/shared/sharedlibrary/shared_library.cpp

  • Committer: Package Import Robot
  • Author(s): Ubuntu daily release
  • Date: 2014-03-10 19:28:46 UTC
  • mto: This revision was merged to the branch mainline in revision 63.
  • Revision ID: package-import@ubuntu.com-20140310192846-rq9qm3ec26yrelo2
Tags: upstream-0.1.6+14.04.20140310
Import upstream version 0.1.6+14.04.20140310

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src/shared/sharedlibrary/shared_library.cpp
 
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/*
 
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 * Copyright © 2013 Canonical Ltd.
 
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 *
 
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 * This program is free software: you can redistribute it and/or modify it
 
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 * under the terms of the GNU Lesser General Public License version 3,
 
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 * as published by the Free Software Foundation.
 
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 *
 
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 * This program is distributed in the hope that it will be useful,
 
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 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 
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 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 
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 * GNU Lesser General Public License for more details.
 
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 *
 
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 * You should have received a copy of the GNU Lesser General Public License
 
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 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
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 *
 
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 * Authored by: Alan Griffiths <alan@octopull.co.uk>
 
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 */
 
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#include "mir/shared_library.h"
 
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#include <boost/throw_exception.hpp>
 
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#include <boost/exception/info.hpp>
 
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#include <dlfcn.h>
 
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#include <stdexcept>
 
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mir::SharedLibrary::SharedLibrary(char const* library_name) :
 
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    so(dlopen(library_name, RTLD_NOW | RTLD_GLOBAL))
 
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{
 
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    if (!so)
 
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    {
 
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        BOOST_THROW_EXCEPTION(std::runtime_error(dlerror()));
 
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    }
 
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}
 
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mir::SharedLibrary::SharedLibrary(std::string const& library_name) :
 
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    SharedLibrary(library_name.c_str()) {}
 
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mir::SharedLibrary::~SharedLibrary()
 
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{
 
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    dlclose(so);
 
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}
 
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void* mir::SharedLibrary::load_symbol(char const* function_name) const
 
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{
 
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    if (void* result = dlsym(so, function_name))
 
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    {
 
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        return result;
 
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    }
 
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    else
 
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    {
 
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        BOOST_THROW_EXCEPTION(std::runtime_error(dlerror()));
 
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    }
 
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}