Directory.cxx 5.18 KB
Newer Older
Kitware Robot's avatar
Kitware Robot committed
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250
/*============================================================================
  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