summaryrefslogtreecommitdiff
path: root/Source/kwsys/Directory.cxx
blob: c16b9139bd12aacc206100ebabcc1e413937e546 (plain)
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
251
252
253
254
255
256
/*============================================================================
  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>
#include <stdio.h>
#include <malloc.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;
    }

  struct dirent** namelist;
  int num_entries = scandir(name, &namelist, NULL, alphasort);
  if(num_entries == -1)
    {
    printf("name=%s\n", name);
    perror("scandir");
    return 0;
    }
 
  for( int i = 0; i < num_entries; ++i )
    {
    this->Internal->Files.push_back(namelist[i]->d_name);
    free(namelist[i]);
    }
  free(namelist);
  this->Internal->Path = name;
  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