shlSharedLibraryLoader.cpp

Go to the documentation of this file.
00001 /*******************************************************************************
00002 * Copyright (C) 2004 Vintela, Inc. All rights reserved.
00003 * Copyright (C) 2005 Novell, Inc. All rights reserved.
00004 *
00005 * Redistribution and use in source and binary forms, with or without
00006 * modification, are permitted provided that the following conditions are met:
00007 *
00008 *  - Redistributions of source code must retain the above copyright notice,
00009 *    this list of conditions and the following disclaimer.
00010 *
00011 *  - Redistributions in binary form must reproduce the above copyright notice,
00012 *    this list of conditions and the following disclaimer in the documentation
00013 *    and/or other materials provided with the distribution.
00014 *
00015 *  - Neither the name of Vintela, Inc., Novell, Inc., nor the names of its
00016 *    contributors may be used to endorse or promote products derived from this
00017 *    software without specific prior written permission.
00018 *
00019 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS IS''
00020 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
00021 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
00022 * ARE DISCLAIMED. IN NO EVENT SHALL Vintela, Inc., Novell, Inc., OR THE 
00023 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 
00024 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 
00025 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; 
00026 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 
00027 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 
00028 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF 
00029 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
00030 *******************************************************************************/
00031 
00032 
00037 #include "blocxx/BLOCXX_config.h"
00038 #if defined(BLOCXX_USE_SHL)
00039 #include "blocxx/shlSharedLibraryLoader.hpp"
00040 #include "blocxx/shlSharedLibrary.hpp"
00041 #include "blocxx/Format.hpp"
00042 
00043 #include <dl.h>
00044 #include <errno.h>
00045 
00046 namespace BLOCXX_NAMESPACE
00047 {
00048 
00050 SharedLibraryRef
00051 shlSharedLibraryLoader::loadSharedLibrary(const String& filename,
00052    const LoggerRef& logger) const
00053 {
00054    shl_t libhandle = ::shl_load(filename.c_str(), BIND_IMMEDIATE, 0L);
00055    if (libhandle)
00056    {
00057       try
00058       {
00059          return SharedLibraryRef( new shlSharedLibrary(libhandle,
00060             filename));
00061       }
00062       catch (...)
00063       {
00064          ::shl_unload(libhandle);
00065          throw;
00066       }
00067    }
00068    else
00069    {
00070       BLOCXX_LOG_ERROR(logger, Format("shlSharedLibraryLoader::loadSharedLibrary "
00071          "shl_load returned NULL.  Error is: %1(%2)", errno, strerror(errno)));
00072       return SharedLibraryRef( 0 );
00073    }
00074 }
00076 SharedLibraryLoaderRef
00077 SharedLibraryLoader::createSharedLibraryLoader()
00078 {
00079    return SharedLibraryLoaderRef(new shlSharedLibraryLoader);
00080 }
00082 shlSharedLibraryLoader::~shlSharedLibraryLoader()
00083 {
00084 }
00085 
00086 } // end namespace BLOCXX_NAMESPACE
00087 
00088 #endif // #if defined(BLOCXX_USE_SHL)

Generated on Fri Jun 16 15:39:09 2006 for blocxx by  doxygen 1.4.6