| /* |
| * Copyright © 2019 Jamie Madill |
| * |
| * This file is part of the glmark2 OpenGL (ES) 2.0 benchmark. |
| * |
| * glmark2 is free software: you can redistribute it and/or modify it under the |
| * terms of the GNU General Public License as published by the Free Software |
| * Foundation, either version 3 of the License, or (at your option) any later |
| * version. |
| * |
| * glmark2 is distributed in the hope that it will be useful, but WITHOUT ANY |
| * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS |
| * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more |
| * details. |
| * |
| * You should have received a copy of the GNU General Public License along with |
| * glmark2. If not, see <http://www.gnu.org/licenses/>. |
| * |
| * Authors: |
| * Jamie Madill |
| */ |
| #include "shared-library.h" |
| |
| #include <stdio.h> |
| |
| #if defined(WIN32) |
| #include <windows.h> |
| #else |
| #include <dlfcn.h> |
| #endif |
| |
| /****************** |
| * Public methods * |
| ******************/ |
| SharedLibrary::SharedLibrary() : handle_(nullptr) {} |
| |
| SharedLibrary::~SharedLibrary() |
| { |
| close(); |
| } |
| |
| bool SharedLibrary::open(const char *libName) |
| { |
| #if defined(WIN32) |
| handle_ = LoadLibraryA(libName); |
| #else |
| handle_ = dlopen(libName, RTLD_NOW | RTLD_NODELETE); |
| #endif |
| return (handle_ != nullptr); |
| } |
| |
| bool SharedLibrary::open_from_alternatives(std::initializer_list<const char*> alt_names) |
| { |
| for (const char *name : alt_names) { |
| if (open(name)) |
| return true; |
| } |
| |
| return false; |
| } |
| |
| void SharedLibrary::close() |
| { |
| if (handle_) |
| { |
| #if defined(WIN32) |
| FreeLibrary(reinterpret_cast<HMODULE>(handle_)); |
| #else |
| dlclose(handle_); |
| #endif |
| } |
| } |
| |
| void *SharedLibrary::handle() const |
| { |
| return handle_; |
| } |
| |
| void *SharedLibrary::load(const char *symbol) const |
| { |
| #if defined(WIN32) |
| return reinterpret_cast<void*>(GetProcAddress(reinterpret_cast<HMODULE>(handle_), symbol)); |
| #else |
| return dlsym(handle_, symbol); |
| #endif |
| } |
| |
| /******************* |
| * Private methods * |
| *******************/ |