00001 // 00002 // SharedLibrary_HPUX.cpp 00003 // 00004 // $Id: //poco/1.3/Foundation/src/SharedLibrary_HPUX.cpp#1 $ 00005 // 00006 // Library: Foundation 00007 // Package: SharedLibrary 00008 // Module: SharedLibrary 00009 // 00010 // Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH. 00011 // and Contributors. 00012 // 00013 // Permission is hereby granted, free of charge, to any person or organization 00014 // obtaining a copy of the software and accompanying documentation covered by 00015 // this license (the "Software") to use, reproduce, display, distribute, 00016 // execute, and transmit the Software, and to prepare derivative works of the 00017 // Software, and to permit third-parties to whom the Software is furnished to 00018 // do so, all subject to the following: 00019 // 00020 // The copyright notices in the Software and this entire statement, including 00021 // the above license grant, this restriction and the following disclaimer, 00022 // must be included in all copies of the Software, in whole or in part, and 00023 // all derivative works of the Software, unless such copies or derivative 00024 // works are solely in the form of machine-executable object code generated by 00025 // a source language processor. 00026 // 00027 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 00028 // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 00029 // FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT 00030 // SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE 00031 // FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE, 00032 // ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER 00033 // DEALINGS IN THE SOFTWARE. 00034 // 00035 00036 00037 #include "Poco/SharedLibrary_HPUX.h" 00038 #include <dl.h> 00039 00040 00041 namespace Poco { 00042 00043 00044 FastMutex SharedLibraryImpl::_mutex; 00045 00046 00047 SharedLibraryImpl::SharedLibraryImpl() 00048 { 00049 _handle = 0; 00050 } 00051 00052 00053 SharedLibraryImpl::~SharedLibraryImpl() 00054 { 00055 } 00056 00057 00058 void SharedLibraryImpl::loadImpl(const std::string& path) 00059 { 00060 FastMutex::ScopedLock lock(_mutex); 00061 00062 if (_handle) throw LibraryAlreadyLoadedException(path); 00063 _handle = shl_load(path.c_str(), BIND_DEFERRED, 0); 00064 if (!_handle) throw LibraryLoadException(path); 00065 _path = path; 00066 } 00067 00068 00069 void SharedLibraryImpl::unloadImpl() 00070 { 00071 FastMutex::ScopedLock lock(_mutex); 00072 00073 if (_handle) 00074 { 00075 shl_unload(_handle); 00076 _handle = 0; 00077 _path.clear(); 00078 } 00079 } 00080 00081 00082 bool SharedLibraryImpl::isLoadedImpl() const 00083 { 00084 return _handle != 0; 00085 } 00086 00087 00088 void* SharedLibraryImpl::findSymbolImpl(const std::string& name) 00089 { 00090 FastMutex::ScopedLock lock(_mutex); 00091 00092 void* result = 0; 00093 if (_handle && shl_findsym(&_handle, name.c_str(), TYPE_UNDEFINED, &result) != -1) 00094 return result; 00095 else 00096 return 0; 00097 } 00098 00099 00100 const std::string& SharedLibraryImpl::getPathImpl() const 00101 { 00102 return _path; 00103 } 00104 00105 00106 std::string SharedLibraryImpl::suffixImpl() 00107 { 00108 #if defined(_DEBUG) 00109 return "d.sl"; 00110 #else 00111 return ".sl"; 00112 #endif 00113 } 00114 00115 00116 } // namespace Poco