90 lines
3.0 KiB
C++
Executable File
90 lines
3.0 KiB
C++
Executable File
// ======================================================================== //
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// Copyright 2009-2014 Intel Corporation //
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// //
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// Licensed under the Apache License, Version 2.0 (the "License"); //
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// you may not use this file except in compliance with the License. //
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// You may obtain a copy of the License at //
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// //
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// http://www.apache.org/licenses/LICENSE-2.0 //
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// //
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// Unless required by applicable law or agreed to in writing, software //
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// distributed under the License is distributed on an "AS IS" BASIS, //
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. //
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// See the License for the specific language governing permissions and //
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// limitations under the License. //
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// ======================================================================== //
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#include "library.h"
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#include "sysinfo.h"
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#include "filename.h"
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////////////////////////////////////////////////////////////////////////////////
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/// Windows Platform
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////////////////////////////////////////////////////////////////////////////////
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#if defined(__WIN32__)
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#define WIN32_LEAN_AND_MEAN
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#include <windows.h>
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namespace embree
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{
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/* opens a shared library */
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lib_t openLibrary(const std::string& file)
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{
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std::string fullName = file+".dll";
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FileName executable = getExecutableFileName();
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HANDLE handle = LoadLibrary((executable.path() + fullName).c_str());
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return lib_t(handle);
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}
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/* returns address of a symbol from the library */
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void* getSymbol(lib_t lib, const std::string& sym) {
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return GetProcAddress(HMODULE(lib),sym.c_str());
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}
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/* closes the shared library */
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void closeLibrary(lib_t lib) {
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FreeLibrary(HMODULE(lib));
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}
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}
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#endif
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////////////////////////////////////////////////////////////////////////////////
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/// Unix Platform
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////////////////////////////////////////////////////////////////////////////////
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#if defined(__UNIX__)
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#include <dlfcn.h>
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namespace embree
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{
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/* opens a shared library */
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lib_t openLibrary(const std::string& file)
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{
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#if defined(__MACOSX__)
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std::string fullName = "lib"+file+".dylib";
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#else
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std::string fullName = "lib"+file+".so";
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#endif
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void* lib = dlopen(fullName.c_str(), RTLD_NOW);
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if (lib) return lib_t(lib);
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FileName executable = getExecutableFileName();
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lib = dlopen((executable.path() + fullName).c_str(),RTLD_NOW);
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if (lib == NULL) THROW_RUNTIME_ERROR(dlerror());
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return lib_t(lib);
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}
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/* returns address of a symbol from the library */
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void* getSymbol(lib_t lib, const std::string& sym) {
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return dlsym(lib,sym.c_str());
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}
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/* closes the shared library */
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void closeLibrary(lib_t lib) {
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dlclose(lib);
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}
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}
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#endif
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