CMake/Source/kwsys/Directory.cxx

251 lines
5.2 KiB
C++

/*============================================================================
KWSys - Kitware System Library
Copyright 2000-2009 Kitware, Inc., Insight Software Consortium
Distributed under the OSI-approved BSD License (the "License");
see accompanying file Copyright.txt for details.
This software is distributed WITHOUT ANY WARRANTY; without even the
implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
See the License for more information.
============================================================================*/
#include "kwsysPrivate.h"
#include KWSYS_HEADER(Directory.hxx)
#include KWSYS_HEADER(Configure.hxx)
#include KWSYS_HEADER(stl/string)
#include KWSYS_HEADER(stl/vector)
// Work-around CMake dependency scanning limitation. This must
// duplicate the above list of headers.
#if 0
# include "Directory.hxx.in"
# include "Configure.hxx.in"
# include "kwsys_stl.hxx.in"
# include "kwsys_stl_string.hxx.in"
# include "kwsys_stl_vector.hxx.in"
#endif
namespace KWSYS_NAMESPACE
{
//----------------------------------------------------------------------------
class DirectoryInternals
{
public:
// Array of Files
kwsys_stl::vector<kwsys_stl::string> Files;
// Path to Open'ed directory
kwsys_stl::string Path;
};
//----------------------------------------------------------------------------
Directory::Directory()
{
this->Internal = new DirectoryInternals;
}
//----------------------------------------------------------------------------
Directory::~Directory()
{
delete this->Internal;
}
//----------------------------------------------------------------------------
unsigned long Directory::GetNumberOfFiles() const
{
return static_cast<unsigned long>(this->Internal->Files.size());
}
//----------------------------------------------------------------------------
const char* Directory::GetFile(unsigned long dindex) const
{
if ( dindex >= this->Internal->Files.size() )
{
return 0;
}
return this->Internal->Files[dindex].c_str();
}
//----------------------------------------------------------------------------
const char* Directory::GetPath() const
{
return this->Internal->Path.c_str();
}
//----------------------------------------------------------------------------
void Directory::Clear()
{
this->Internal->Path.resize(0);
this->Internal->Files.clear();
}
} // namespace KWSYS_NAMESPACE
// First microsoft compilers
#if defined(_MSC_VER) || defined(__WATCOMC__)
#include <windows.h>
#include <io.h>
#include <ctype.h>
#include <fcntl.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/stat.h>
#include <sys/types.h>
namespace KWSYS_NAMESPACE
{
bool Directory::Load(const char* name)
{
this->Clear();
#if _MSC_VER < 1300
long srchHandle;
#else
intptr_t srchHandle;
#endif
char* buf;
size_t n = strlen(name);
if ( name[n - 1] == '/' )
{
buf = new char[n + 1 + 1];
sprintf(buf, "%s*", name);
}
else
{
buf = new char[n + 2 + 1];
sprintf(buf, "%s/*", name);
}
struct _finddata_t data; // data of current file
// Now put them into the file array
srchHandle = _findfirst(buf, &data);
delete [] buf;
if ( srchHandle == -1 )
{
return 0;
}
// Loop through names
do
{
this->Internal->Files.push_back(data.name);
}
while ( _findnext(srchHandle, &data) != -1 );
this->Internal->Path = name;
return _findclose(srchHandle) != -1;
}
unsigned long Directory::GetNumberOfFilesInDirectory(const char* name)
{
#if _MSC_VER < 1300
long srchHandle;
#else
intptr_t srchHandle;
#endif
char* buf;
size_t n = strlen(name);
if ( name[n - 1] == '/' )
{
buf = new char[n + 1 + 1];
sprintf(buf, "%s*", name);
}
else
{
buf = new char[n + 2 + 1];
sprintf(buf, "%s/*", name);
}
struct _finddata_t data; // data of current file
// Now put them into the file array
srchHandle = _findfirst(buf, &data);
delete [] buf;
if ( srchHandle == -1 )
{
return 0;
}
// Loop through names
unsigned long count = 0;
do
{
count++;
}
while ( _findnext(srchHandle, &data) != -1 );
_findclose(srchHandle);
return count;
}
} // namespace KWSYS_NAMESPACE
#else
// Now the POSIX style directory access
#include <sys/types.h>
#include <dirent.h>
/* There is a problem with the Portland compiler, large file
support and glibc/Linux system headers:
http://www.pgroup.com/userforum/viewtopic.php?
p=1992&sid=f16167f51964f1a68fe5041b8eb213b6
*/
#if defined(__PGI) && defined(__USE_FILE_OFFSET64)
# define dirent dirent64
#endif
namespace KWSYS_NAMESPACE
{
bool Directory::Load(const char* name)
{
this->Clear();
if (!name)
{
return 0;
}
DIR* dir = opendir(name);
if (!dir)
{
return 0;
}
for (dirent* d = readdir(dir); d; d = readdir(dir) )
{
this->Internal->Files.push_back(d->d_name);
}
this->Internal->Path = name;
closedir(dir);
return 1;
}
unsigned long Directory::GetNumberOfFilesInDirectory(const char* name)
{
DIR* dir = opendir(name);
if (!dir)
{
return 0;
}
unsigned long count = 0;
for (dirent* d = readdir(dir); d; d = readdir(dir) )
{
count++;
}
closedir(dir);
return count;
}
} // namespace KWSYS_NAMESPACE
#endif