a2effb7c2b
git-svn-id: file:///fltk/svn/fltk/branches/branch-1.1@4548 ea41ed52-d2ee-0310-a9c1-e6b18d33e121
116 lines
3.4 KiB
C
116 lines
3.4 KiB
C
/*
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* "$Id$"
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*
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* WIN32 scandir function for the Fast Light Tool Kit (FLTK).
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*
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* Copyright 1998-2005 by Bill Spitzak and others.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library 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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*
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* This library 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 GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
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* USA.
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*
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* Please report all bugs and problems on the following page:
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*
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* http://www.fltk.org/str.php
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*/
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#ifndef __CYGWIN__
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/* Emulation of posix scandir() call */
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#include <FL/filename.H>
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#include "flstring.h"
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#include <windows.h>
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#include <stdlib.h>
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int fl_scandir(const char *dirname, struct dirent ***namelist,
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int (*select)(struct dirent *),
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int (*compar)(struct dirent **, struct dirent **)) {
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int len;
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char *findIn, *d, is_dir = 0;
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WIN32_FIND_DATA find;
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HANDLE h;
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int nDir = 0, NDir = 0;
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struct dirent **dir = 0, *selectDir;
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unsigned long ret;
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len = strlen(dirname);
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findIn = (char *)malloc((size_t)(len+5));
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if (!findIn) return -1;
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strcpy(findIn, dirname);
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for (d = findIn; *d; d++) if (*d=='/') *d='\\';
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if ((len==0)) { strcpy(findIn, ".\\*"); }
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if ((len==2)&&findIn[1]==':'&&isalpha(findIn[0])) { *d++ = '\\'; *d = 0; }
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if ((len==1)&& (d[-1]=='.')) { strcpy(findIn, ".\\*"); is_dir = 1; }
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if ((len>0) && (d[-1]=='\\')) { *d++ = '*'; *d = 0; is_dir = 1; }
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if ((len>1) && (d[-1]=='.') && (d[-2]=='\\')) { d[-1] = '*'; is_dir = 1; }
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if (!is_dir) { /* this file may still be a directory that we need to list */
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DWORD attr = GetFileAttributes(findIn);
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if (attr&FILE_ATTRIBUTE_DIRECTORY)
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strcpy(d, "\\*");
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}
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if ((h=FindFirstFile(findIn, &find))==INVALID_HANDLE_VALUE) {
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free(findIn);
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ret = GetLastError();
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if (ret != ERROR_NO_MORE_FILES) {
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nDir = -1;
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}
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*namelist = dir;
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return nDir;
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}
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do {
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selectDir=(struct dirent*)malloc(sizeof(struct dirent)+strlen(find.cFileName)+2);
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strcpy(selectDir->d_name, find.cFileName);
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if (find.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) {
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/* Append a trailing slash to directory names... */
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strcat(selectDir->d_name, "/");
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}
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if (!select || (*select)(selectDir)) {
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if (nDir==NDir) {
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struct dirent **tempDir = (struct dirent **)calloc(sizeof(struct dirent*), (size_t)(NDir+33));
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if (NDir) memcpy(tempDir, dir, sizeof(struct dirent*)*NDir);
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if (dir) free(dir);
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dir = tempDir;
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NDir += 32;
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}
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dir[nDir] = selectDir;
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nDir++;
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dir[nDir] = 0;
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} else {
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free(selectDir);
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}
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} while (FindNextFile(h, &find));
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ret = GetLastError();
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if (ret != ERROR_NO_MORE_FILES) {
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/* don't return an error code, because the dir list may still be valid
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up to this point */
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}
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FindClose(h);
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free (findIn);
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if (compar) qsort(dir, (size_t)nDir, sizeof(*dir),
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(int(*)(const void*, const void*))compar);
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*namelist = dir;
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return nDir;
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}
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#endif
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/*
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* End of "$Id$".
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*/
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