source: squid-ssl/trunk/fuentes/libltdl/lt__dirent.c @ 5496

Last change on this file since 5496 was 5496, checked in by Juanma, 21 months ago

Initial release

File size: 3.0 KB
Line 
1/* lt__dirent.c -- internal directory entry scanning interface
2
3   Copyright (C) 2001, 2004 Free Software Foundation, Inc.
4   Written by Bob Friesenhahn, 2001
5
6   NOTE: The canonical source of this file is maintained with the
7   GNU Libtool package.  Report bugs to bug-libtool@gnu.org.
8
9GNU Libltdl is free software; you can redistribute it and/or
10modify it under the terms of the GNU Lesser General Public
11License as published by the Free Software Foundation; either
12version 2 of the License, or (at your option) any later version.
13
14As a special exception to the GNU Lesser General Public License,
15if you distribute this file as part of a program or library that
16is built using GNU Libtool, you may include this file under the
17same distribution terms that you use for the rest of that program.
18
19GNU Libltdl is distributed in the hope that it will be useful,
20but WITHOUT ANY WARRANTY; without even the implied warranty of
21MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
22GNU Lesser General Public License for more details.
23
24You should have received a copy of the GNU Lesser General Public
25License along with GNU Libltdl; see the file COPYING.LIB.  If not, a
26copy can be downloaded from  http://www.gnu.org/licenses/lgpl.html,
27or obtained by writing to the Free Software Foundation, Inc.,
2851 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
29*/
30
31#include "lt__private.h"
32
33#include <assert.h>
34#include <stddef.h>
35
36#include "lt__dirent.h"
37
38#if defined(__WINDOWS__)
39
40void
41closedir (DIR *entry)
42{
43  assert (entry != (DIR *) NULL);
44  FindClose (entry->hSearch);
45  free ((void *) entry);
46}
47
48
49DIR *
50opendir (const char *path)
51{
52  char file_spec[LT_FILENAME_MAX];
53  DIR *entry;
54
55  assert (path != (char *) 0);
56  if (lt_strlcpy (file_spec, path, sizeof file_spec) >= sizeof file_spec
57      || lt_strlcat (file_spec, "\\", sizeof file_spec) >= sizeof file_spec)
58    return (DIR *) 0;
59  entry = (DIR *) malloc (sizeof(DIR));
60  if (entry != (DIR *) 0)
61    {
62      entry->firsttime = TRUE;
63      entry->hSearch = FindFirstFile (file_spec, &entry->Win32FindData);
64
65      if (entry->hSearch == INVALID_HANDLE_VALUE)
66        {
67          if (lt_strlcat (file_spec, "\\*.*", sizeof file_spec) < sizeof file_spec)
68            {
69              entry->hSearch = FindFirstFile (file_spec, &entry->Win32FindData);
70            }
71
72          if (entry->hSearch == INVALID_HANDLE_VALUE)
73            {
74              entry = (free (entry), (DIR *) 0);
75            }
76        }
77    }
78
79  return entry;
80}
81
82
83struct dirent *
84readdir (DIR *entry)
85{
86  int status;
87
88  if (entry == (DIR *) 0)
89    return (struct dirent *) 0;
90
91  if (!entry->firsttime)
92    {
93      status = FindNextFile (entry->hSearch, &entry->Win32FindData);
94      if (status == 0)
95        return (struct dirent *) 0;
96    }
97
98  entry->firsttime = FALSE;
99  if (lt_strlcpy (entry->file_info.d_name, entry->Win32FindData.cFileName,
100        sizeof entry->file_info.d_name) >= sizeof entry->file_info.d_name)
101    return (struct dirent *) 0;
102  entry->file_info.d_namlen = strlen (entry->file_info.d_name);
103
104  return &entry->file_info;
105}
106
107#endif /*defined(__WINDOWS__)*/
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