108 lines
3.0 KiB
C
108 lines
3.0 KiB
C
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/* lt__dirent.c -- internal directory entry scanning interface
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Copyright (C) 2001, 2004 Free Software Foundation, Inc.
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Written by Bob Friesenhahn, 2001
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NOTE: The canonical source of this file is maintained with the
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GNU Libtool package. Report bugs to bug-libtool@gnu.org.
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GNU Libltdl is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2 of the License, or (at your option) any later version.
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As a special exception to the GNU Lesser General Public License,
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if you distribute this file as part of a program or library that
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is built using GNU Libtool, you may include this file under the
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same distribution terms that you use for the rest of that program.
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GNU Libltdl is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with GNU Libltdl; see the file COPYING.LIB. If not, a
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copy can be downloaded from http://www.gnu.org/licenses/lgpl.html,
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or obtained by writing to the Free Software Foundation, Inc.,
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51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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#include "lt__private.h"
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#include <assert.h>
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#include <stddef.h>
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#include "lt__dirent.h"
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#if defined(__WINDOWS__)
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void
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closedir (DIR *entry)
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{
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assert (entry != (DIR *) NULL);
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FindClose (entry->hSearch);
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free ((void *) entry);
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}
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DIR *
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opendir (const char *path)
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{
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char file_spec[LT_FILENAME_MAX];
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DIR *entry;
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assert (path != (char *) 0);
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if (lt_strlcpy (file_spec, path, sizeof file_spec) >= sizeof file_spec
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|| lt_strlcat (file_spec, "\\", sizeof file_spec) >= sizeof file_spec)
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return (DIR *) 0;
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entry = (DIR *) malloc (sizeof(DIR));
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if (entry != (DIR *) 0)
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{
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entry->firsttime = TRUE;
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entry->hSearch = FindFirstFile (file_spec, &entry->Win32FindData);
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if (entry->hSearch == INVALID_HANDLE_VALUE)
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{
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if (lt_strlcat (file_spec, "\\*.*", sizeof file_spec) < sizeof file_spec)
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{
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entry->hSearch = FindFirstFile (file_spec, &entry->Win32FindData);
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}
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if (entry->hSearch == INVALID_HANDLE_VALUE)
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{
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entry = (free (entry), (DIR *) 0);
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}
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}
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}
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return entry;
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}
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struct dirent *
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readdir (DIR *entry)
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{
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int status;
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if (entry == (DIR *) 0)
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return (struct dirent *) 0;
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if (!entry->firsttime)
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{
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status = FindNextFile (entry->hSearch, &entry->Win32FindData);
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if (status == 0)
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return (struct dirent *) 0;
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}
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entry->firsttime = FALSE;
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if (lt_strlcpy (entry->file_info.d_name, entry->Win32FindData.cFileName,
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sizeof entry->file_info.d_name) >= sizeof entry->file_info.d_name)
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return (struct dirent *) 0;
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entry->file_info.d_namlen = strlen (entry->file_info.d_name);
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return &entry->file_info;
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}
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#endif /*defined(__WINDOWS__)*/
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