| /* |
| * Copyright (c) 2015, Intel Corporation |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without modification, |
| * are permitted provided that the following conditions are met: |
| * |
| * 1. Redistributions of source code must retain the above copyright notice, this |
| * list of conditions and the following disclaimer. |
| * |
| * 2. Redistributions in binary form must reproduce the above copyright notice, |
| * this list of conditions and the following disclaimer in the documentation and/or |
| * other materials provided with the distribution. |
| * |
| * 3. Neither the name of the copyright holder nor the names of its contributors |
| * may be used to endorse or promote products derived from this software without |
| * specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND |
| * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
| * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
| * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR |
| * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES |
| * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
| * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON |
| * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS |
| * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #include <DynamicLibrary.hpp> |
| |
| #include <dlfcn.h> |
| |
| #include <stdexcept> |
| |
| const std::string DynamicLibrary::_osLibraryPrefix = "lib"; |
| const std::string DynamicLibrary::_osLibrarySuffix = ".so"; |
| |
| DynamicLibrary::DynamicLibrary(const std::string &path) : _path(osSanitizePathName(path)) |
| { |
| _handle = dlopen(_path.c_str(), RTLD_LAZY); |
| |
| if (_handle == nullptr) { |
| |
| const char *dlError = dlerror(); |
| throw std::runtime_error((dlError != NULL) ? dlError : "unknown dlopen error"); |
| } |
| } |
| |
| DynamicLibrary::~DynamicLibrary(void) |
| { |
| dlclose(_handle); |
| } |
| |
| void *DynamicLibrary::osGetSymbol(const std::string &symbol) const |
| { |
| void *sym = dlsym(_handle, symbol.c_str()); |
| |
| if (sym == nullptr) { |
| |
| const char *dlError = dlerror(); |
| throw std::runtime_error((dlError != NULL) ? dlError : "unknown dlsym error"); |
| } |
| |
| return sym; |
| } |