/* Copyright (c) 2016 PaddlePaddle Authors. All Rights Reserved. Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0 Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License. */ #include "paddle/fluid/platform/dynload/tensorrt.h" #include namespace paddle { namespace platform { namespace dynload { std::once_flag tensorrt_dso_flag; void* tensorrt_dso_handle; std::once_flag tensorrt_plugin_dso_flag; void* tensorrt_plugin_dso_handle; #define DEFINE_WRAP(__name) DynLoad__##__name __name TENSORRT_RAND_ROUTINE_EACH_POINTER(DEFINE_WRAP); TENSORRT_RAND_ROUTINE_EACH_NON_POINTER(DEFINE_WRAP); TENSORRT_PLUGIN_RAND_ROUTINE_EACH(DEFINE_WRAP); void* GetDsoHandle(const std::string& dso_name) { #if !defined(_WIN32) int dynload_flags = RTLD_LAZY | RTLD_LOCAL; #else int dynload_flags = 0; #endif // !_WIN32 void* dso_handle = dlopen(dso_name.c_str(), dynload_flags); PADDLE_ENFORCE_NOT_NULL( dso_handle, paddle::platform::errors::NotFound( "TensorRT is needed, " "but TensorRT dynamic library is not found.\n" " Suggestions:\n" " 1. Check if the TensorRT is installed correctly and its version" " is matched with paddlepaddle you installed.\n" " 2. Configure environment variables as " "follows:\n" " - Linux: set LD_LIBRARY_PATH by `export LD_LIBRARY_PATH=...`\n" " - Windows: set PATH by `set PATH=XXX;%PATH%`\n" " - Mac: set DYLD_LIBRARY_PATH by `export " "DYLD_LIBRARY_PATH=...`\n")); return dso_handle; } void* GetTensorRtHandle() { #if defined(__APPLE__) || defined(__OSX__) std::string dso_name = "libnvinfer.dylib"; #elif defined(_WIN32) std::string dso_name = "nvinfer.dll"; #else std::string dso_name = "libnvinfer.so"; #endif return GetDsoHandle(dso_name); } void* GetTensorRtPluginHandle() { #if defined(__APPLE__) || defined(__OSX__) std::string dso_name = "libnvinfer_plugin.dylib"; #elif defined(_WIN32) std::string dso_name = "nvinfer_plugin.dll"; #else std::string dso_name = "libnvinfer_plugin.so"; #endif return GetDsoHandle(dso_name); } } // namespace dynload } // namespace platform } // namespace paddle