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// This code contains NVIDIA Confidential Information and is disclosed to you
// under a form of NVIDIA software license agreement provided separately to you.
//
// Notice
// NVIDIA Corporation and its licensors retain all intellectual property and
// proprietary rights in and to this software and related documentation and
// any modifications thereto. Any use, reproduction, disclosure, or
// distribution of this software and related documentation without an express
// license agreement from NVIDIA Corporation is strictly prohibited.
//
// ALL NVIDIA DESIGN SPECIFICATIONS, CODE ARE PROVIDED "AS IS.". NVIDIA MAKES
// NO WARRANTIES, EXPRESSED, IMPLIED, STATUTORY, OR OTHERWISE WITH RESPECT TO
// THE MATERIALS, AND EXPRESSLY DISCLAIMS ALL IMPLIED WARRANTIES OF NONINFRINGEMENT,
// MERCHANTABILITY, AND FITNESS FOR A PARTICULAR PURPOSE.
//
// Information and code furnished is believed to be accurate and reliable.
// However, NVIDIA Corporation assumes no responsibility for the consequences of use of such
// information or for any infringement of patents or other rights of third parties that may
// result from its use. No license is granted by implication or otherwise under any patent
// or patent rights of NVIDIA Corporation. Details are subject to change without notice.
// This code supersedes and replaces all information previously supplied.
// NVIDIA Corporation products are not authorized for use as critical
// components in life support devices or systems without express written approval of
// NVIDIA Corporation.
//
// Copyright (c) 2016-2020 NVIDIA Corporation. All rights reserved.
#include "Utils.h"
#include "Log.h"
#include <string.h>
#if PX_WINDOWS_FAMILY
#include <direct.h>
#define getCwd _getcwd
#else
#include <unistd.h>
#define getCwd getcwd
#endif
///////////////////////////////////////////////////////////////////////////
namespace Nv
{
namespace Blast
{
//////////////////////////////////////////////////////////////////////////////
static void addSlashToPath(std::string& path)
{
if (path[path.length() - 1] != '/' && path[path.length() - 1] != '\\')
{
path.append("/");
}
}
FileUtils::FileUtils()
{
mSearchPaths.push_back("");
char currentPathTemp[FILENAME_MAX];
if (getCwd(currentPathTemp, sizeof(currentPathTemp)))
{
std::string currentPath(currentPathTemp);
addSlashToPath(currentPath);
addAbsolutePath(currentPath);
mCurrentPath = currentPath;
}
}
std::string FileUtils::getDirectory(const std::string& filePath)
{
return filePath.substr(0, filePath.find_last_of("/\\") + 1);
}
std::string FileUtils::getFilename(const std::string& filePath, bool bWithExtension)
{
size_t p0 = filePath.find_last_of("/\\") + 1;
if (bWithExtension)
{
return filePath.substr(p0);
}
else
{
return filePath.substr(p0, filePath.find_last_of(".") - p0);
}
}
std::string FileUtils::getFileExtension(const std::string& filePath)
{
std::string filename = getFilename(filePath);
size_t p0 = filename.find_last_of(".");
if (p0 != std::string::npos)
return filePath.substr(p0);// + 1);
return "";
}
void FileUtils::addAbsolutePath(const std::string& path)
{
if (path.empty())
{
return;
}
std::string newPath = path;
addSlashToPath(newPath);
mSearchPaths.push_back(newPath);
}
void FileUtils::addRelativePath(const std::string& relPath)
{
addAbsolutePath(mCurrentPath + relPath);
}
void FileUtils::clearPaths()
{
mSearchPaths.clear();
}
FILE* FileUtils::findFile(const std::string& path, bool bVerbose)
{
FILE* file;
if (find(path, &file, NULL, bVerbose))
{
return file;
}
else
{
return NULL;
}
}
std::string FileUtils::findPath(const std::string& path, bool bVerbose)
{
std::string fullPath;
if (find(path, NULL, &fullPath, bVerbose))
{
return fullPath;
}
else
{
return path;
}
}
bool FileUtils::find(const std::string& path, FILE** ppFile, std::string* pFullPath, bool bVerbose)
{
if (mSearchPaths.empty() || path.empty())
{
if (bVerbose)
{
lout() << Log::TYPE_ERROR << "Error: Invalid search path configuration.";
}
return false;
}
std::string fullPath;
FILE* file = NULL;
const uint32_t numSearchPaths = (uint32_t)mSearchPaths.size();
for (uint32_t i = 0; i < numSearchPaths; ++i)
{
fullPath = mSearchPaths[i] + path;
fopen_s(&file, fullPath.c_str(), "rb");
if (file)
{
break;
}
}
if (!file)
{
if (bVerbose)
lout() << Log::TYPE_ERROR << std::endl << "Error: Unable to find file " << path << std::endl;
return false;
}
if (ppFile)
*ppFile = file;
else
fclose(file);
if (pFullPath)
*pFullPath = fullPath;
return true;
}
} // namespace Blast
} // namespace Nv
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