CMake/Source/kwsys/Directory.cxx

272 lines
6.2 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(Encoding.hxx)
// 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 "Encoding.hxx.in"
#endif
#include <string>
#include <vector>
namespace KWSYS_NAMESPACE
{
//----------------------------------------------------------------------------
class DirectoryInternals
{
public:
// Array of Files
std::vector<std::string> Files;
// Path to Open'ed directory
std::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 Windows platforms
#if defined(_WIN32) && !defined(__CYGWIN__)
#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>
// Wide function names can vary depending on compiler:
#ifdef __BORLANDC__
# define _wfindfirst_func __wfindfirst
# define _wfindnext_func __wfindnext
#else
# define _wfindfirst_func _wfindfirst
# define _wfindnext_func _wfindnext
#endif
namespace KWSYS_NAMESPACE
{
bool Directory::Load(const std::string& name)
{
this->Clear();
#if (defined(_MSC_VER) && _MSC_VER < 1300) || defined(__BORLANDC__)
// Older Visual C++ and Embarcadero compilers.
long srchHandle;
#else // Newer Visual C++
intptr_t srchHandle;
#endif
char* buf;
size_t n = name.size();
if ( *name.rbegin() == '/' || *name.rbegin() == '\\' )
{
buf = new char[n + 1 + 1];
sprintf(buf, "%s*", name.c_str());
}
else
{
// Make sure the slashes in the wildcard suffix are consistent with the
// rest of the path
buf = new char[n + 2 + 1];
if ( name.find('\\') != name.npos )
{
sprintf(buf, "%s\\*", name.c_str());
}
else
{
sprintf(buf, "%s/*", name.c_str());
}
}
struct _wfinddata_t data; // data of current file
// Now put them into the file array
srchHandle = _wfindfirst_func((wchar_t*)Encoding::ToWide(buf).c_str(), &data);
delete [] buf;
if ( srchHandle == -1 )
{
return 0;
}
// Loop through names
do
{
this->Internal->Files.push_back(Encoding::ToNarrow(data.name));
}
while ( _wfindnext_func(srchHandle, &data) != -1 );
this->Internal->Path = name;
return _findclose(srchHandle) != -1;
}
unsigned long Directory::GetNumberOfFilesInDirectory(const std::string& name)
{
#if (defined(_MSC_VER) && _MSC_VER < 1300) || defined(__BORLANDC__)
// Older Visual C++ and Embarcadero compilers.
long srchHandle;
#else // Newer Visual C++
intptr_t srchHandle;
#endif
char* buf;
size_t n = name.size();
if ( *name.rbegin() == '/' )
{
buf = new char[n + 1 + 1];
sprintf(buf, "%s*", name.c_str());
}
else
{
buf = new char[n + 2 + 1];
sprintf(buf, "%s/*", name.c_str());
}
struct _wfinddata_t data; // data of current file
// Now put them into the file array
srchHandle = _wfindfirst_func((wchar_t*)Encoding::ToWide(buf).c_str(), &data);
delete [] buf;
if ( srchHandle == -1 )
{
return 0;
}
// Loop through names
unsigned long count = 0;
do
{
count++;
}
while ( _wfindnext_func(srchHandle, &data) != -1 );
_findclose(srchHandle);
return count;
}
} // namespace KWSYS_NAMESPACE
#else
// Now the POSIX style directory access
#include <sys/types.h>
#include <dirent.h>
// PGI with glibc has trouble with dirent and large file support:
// http://www.pgroup.com/userforum/viewtopic.php?
// p=1992&sid=f16167f51964f1a68fe5041b8eb213b6
// Work around the problem by mapping dirent the same way as readdir.
#if defined(__PGI) && defined(__GLIBC__)
# define kwsys_dirent_readdir dirent
# define kwsys_dirent_readdir64 dirent64
# define kwsys_dirent kwsys_dirent_lookup(readdir)
# define kwsys_dirent_lookup(x) kwsys_dirent_lookup_delay(x)
# define kwsys_dirent_lookup_delay(x) kwsys_dirent_##x
#else
# define kwsys_dirent dirent
#endif
namespace KWSYS_NAMESPACE
{
bool Directory::Load(const std::string& name)
{
this->Clear();
DIR* dir = opendir(name.c_str());
if (!dir)
{
return 0;
}
for (kwsys_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 std::string& name)
{
DIR* dir = opendir(name.c_str());
if (!dir)
{
return 0;
}
unsigned long count = 0;
for (kwsys_dirent* d = readdir(dir); d; d = readdir(dir) )
{
count++;
}
closedir(dir);
return count;
}
} // namespace KWSYS_NAMESPACE
#endif