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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 | ||
9 | GNU Libltdl is free software; you can redistribute it and/or | |
10 | modify it under the terms of the GNU Lesser General Public | |
11 | License as published by the Free Software Foundation; either | |
12 | version 2 of the License, or (at your option) any later version. | |
13 | ||
14 | As a special exception to the GNU Lesser General Public License, | |
15 | if you distribute this file as part of a program or library that | |
16 | is built using GNU Libtool, you may include this file under the | |
17 | same distribution terms that you use for the rest of that program. | |
18 | ||
19 | GNU Libltdl is distributed in the hope that it will be useful, | |
20 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
21 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
22 | GNU Lesser General Public License for more details. | |
23 | ||
24 | You should have received a copy of the GNU Lesser General Public | |
25 | License along with GNU Libltdl; see the file COPYING.LIB. If not, a | |
26 | copy can be downloaded from http://www.gnu.org/licenses/lgpl.html, | |
27 | or obtained by writing to the Free Software Foundation, Inc., | |
28 | 51 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 | ||
40 | void | |
41 | closedir (DIR *entry) | |
42 | { | |
43 | assert (entry != (DIR *) NULL); | |
44 | FindClose (entry->hSearch); | |
45 | free ((void *) entry); | |
46 | } | |
47 | ||
48 | ||
49 | DIR * | |
50 | opendir (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 | ||
83 | struct dirent * | |
84 | readdir (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__)*/ |