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/*=========================================================================
Program: Visualization Toolkit
Module: vtkErrorCode.cxx
Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
All rights reserved.
See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
This software is distributed WITHOUT ANY WARRANTY; without even
the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
PURPOSE. See the above copyright notice for more information.
=========================================================================*/
#include "vtkErrorCode.h"
#include <cctype>
#include <cerrno>
#include <cstring>
// this list should only contain the initial, contiguous
// set of error codes and should not include UserError
VTK_ABI_NAMESPACE_BEGIN
static const char* vtkErrorCodeErrorStrings[] = { "NoError", "FileNotFoundError",
"CannotOpenFileError", "UnrecognizedFileTypeError", "PrematureEndOfFileError", "FileFormatError",
"NoFileNameError", "OutOfDiskSpaceError", "UnknownError", "UserError", nullptr };
const char* vtkErrorCode::GetStringFromErrorCode(unsigned long error)
{
static unsigned long numerrors = 0;
if (error < FirstVTKErrorCode)
{
return strerror(static_cast<int>(error));
}
else
{
error -= FirstVTKErrorCode;
}
// find length of table
if (!numerrors)
{
while (vtkErrorCodeErrorStrings[numerrors] != nullptr)
{
numerrors++;
}
}
if (error < numerrors)
{
return vtkErrorCodeErrorStrings[error];
}
else if (error == vtkErrorCode::UserError)
{
return "UserError";
}
else
{
return "NoError";
}
}
unsigned long vtkErrorCode::GetErrorCodeFromString(const char* error)
{
unsigned long i;
for (i = 0; vtkErrorCodeErrorStrings[i] != nullptr; i++)
{
if (!strcmp(vtkErrorCodeErrorStrings[i], error))
{
return i;
}
}
if (!strcmp("UserError", error))
{
return vtkErrorCode::UserError;
}
return vtkErrorCode::NoError;
}
unsigned long vtkErrorCode::GetLastSystemError()
{
return static_cast<unsigned long>(errno);
}
VTK_ABI_NAMESPACE_END
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