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/*=========================================================================
Program: Visualization Toolkit
Module: $RCSfile: igstkSystemInformation.cxx,v $
Language: C++
Date: $Date: 2008-02-11 01:41:51 $
Version: $Revision: 1.3 $
Copyright (c) 1993-2002 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.
=========================================================================*/
// .NAME Test to print system information useful for remote debugging.
// .SECTION Description
// Remote dashboard debugging often requires access to the
// CMakeCache.txt file. This test will display the file.
#include "vtkDebugLeaks.h"
#include "igstkSystemInformation.h"
#include <sys/stat.h>
void igstkSystemInformationPrintFile(const char* name, ostream& os)
{
os << "================================================================\n";
struct stat fs;
if(stat(name, &fs) != 0)
{
os << "The file \"" << name << "\" does not exist.\n";
return;
}
#if defined(WIN32) || defined(_WIN32)
ifstream fin(name, ios::in | ios::binary);
#else
ifstream fin(name, ios::in);
#endif
if(fin)
{
os << "Contents of \"" << name << "\":\n";
os << "----------------------------------------------------------------\n";
const int bufferSize = 4096;
char buffer[bufferSize];
// This copy loop is very sensitive on certain platforms with
// slightly broken stream libraries (like HPUX). Normally, it is
// incorrect to not check the error condition on the fin.read()
// before using the data, but the fin.gcount() will be zero if an
// error occurred. Therefore, the loop should be safe everywhere.
while(fin)
{
fin.read(buffer, bufferSize);
if(fin.gcount())
{
os.write(buffer, fin.gcount());
}
}
os.flush();
}
else
{
os << "Error opening \"" << name << "\" for reading.\n";
}
}
int main(int,char *[])
{
const char* files[] =
{
IGSTK_BINARY_DIR "/CMakeCache.txt",
IGSTK_BINARY_DIR "/CMakeOutput.log",
IGSTK_BINARY_DIR "/CMakeError.log",
0
};
const char** f;
for(f = files; *f; ++f)
{
igstkSystemInformationPrintFile(*f, cout);
}
return 0;
}
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