ref: 75e062c7753c7dd4229f00932ffa34f87fd7fead
dir: /DoConfig/fltk/src/scandir_win32.c/
/* * "$Id$" * * WIN32 scandir function for the Fast Light Tool Kit (FLTK). * * Copyright 1998-2010 by Bill Spitzak and others. * * This library is free software. Distribution and use rights are outlined in * the file "COPYING" which should have been included with this file. If this * file is missing or damaged, see the license at: * * http://www.fltk.org/COPYING.php * * Please report all bugs and problems on the following page: * * http://www.fltk.org/str.php */ #ifndef __CYGWIN__ /* Emulation of posix scandir() call */ #include <FL/fl_utf8.h> #include <FL/filename.H> #include "flstring.h" #include <windows.h> #include <stdlib.h> int fl_scandir(const char *dirname, struct dirent ***namelist, int (*select)(struct dirent *), int (*compar)(struct dirent **, struct dirent **)) { int len; char *findIn, *d, is_dir = 0; WIN32_FIND_DATAW findw; HANDLE h; int nDir = 0, NDir = 0; struct dirent **dir = 0, *selectDir; unsigned long ret; len = (int) strlen(dirname); findIn = (char *)malloc((size_t)(len+10)); if (!findIn) return -1; strcpy(findIn, dirname); /* #if defined(__GNUC__) */ /* #warning FIXME This probably needs to be MORE UTF8 aware now */ /* #endif */ for (d = findIn; *d; d++) if (*d=='/') *d='\\'; if (len==0) { strcpy(findIn, ".\\*"); } if ((len==2)&&findIn[1]==':'&&isalpha(findIn[0])) { *d++ = '\\'; *d = 0; } if ((len==1)&& (d[-1]=='.')) { strcpy(findIn, ".\\*"); is_dir = 1; } if ((len>0) && (d[-1]=='\\')) { *d++ = '*'; *d = 0; is_dir = 1; } if ((len>1) && (d[-1]=='.') && (d[-2]=='\\')) { d[-1] = '*'; is_dir = 1; } if (!is_dir) { /* this file may still be a directory that we need to list */ DWORD attr = GetFileAttributes(findIn); if (attr&FILE_ATTRIBUTE_DIRECTORY) strcpy(d, "\\*"); } { /* Create a block to limit the scope while we find the initial "wide" filename */ /* unsigned short * wbuf = (unsigned short*)malloc(sizeof(short) *(len + 10)); */ /* wbuf[fl_utf2unicode(findIn, strlen(findIn), wbuf)] = 0; */ unsigned short *wbuf = NULL; unsigned wlen = fl_utf8toUtf16(findIn, (unsigned) strlen(findIn), NULL, 0); /* Pass NULL to query length */ wlen++; /* add a little extra for termination etc. */ wbuf = (unsigned short*)malloc(sizeof(unsigned short)*wlen); wlen = fl_utf8toUtf16(findIn, (unsigned) strlen(findIn), wbuf, wlen); /* actually convert the filename */ wbuf[wlen] = 0; /* NULL terminate the resultant string */ h = FindFirstFileW(wbuf, &findw); /* get a handle to the first filename in the search */ free(wbuf); /* release the "wide" buffer before the pointer goes out of scope */ } if (h==INVALID_HANDLE_VALUE) { free(findIn); ret = GetLastError(); if (ret != ERROR_NO_MORE_FILES) { nDir = -1; } *namelist = dir; return nDir; } do { int l = (int) wcslen(findw.cFileName); int dstlen = l * 5 + 1; selectDir=(struct dirent*)malloc(sizeof(struct dirent)+dstlen); /* l = fl_unicode2utf(findw.cFileName, l, selectDir->d_name); */ l = fl_utf8fromwc(selectDir->d_name, dstlen, findw.cFileName, l); selectDir->d_name[l] = 0; if (findw.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) { /* Append a trailing slash to directory names... */ strcat(selectDir->d_name, "/"); } if (!select || (*select)(selectDir)) { if (nDir==NDir) { struct dirent **tempDir = (struct dirent **)calloc(sizeof(struct dirent*), (size_t)(NDir+33)); if (NDir) memcpy(tempDir, dir, sizeof(struct dirent*)*NDir); if (dir) free(dir); dir = tempDir; NDir += 32; } dir[nDir] = selectDir; nDir++; dir[nDir] = 0; } else { free(selectDir); } } while (FindNextFileW(h, &findw)); ret = GetLastError(); if (ret != ERROR_NO_MORE_FILES) { /* don't return an error code, because the dir list may still be valid up to this point */ } FindClose(h); free (findIn); if (compar) qsort(dir, (size_t)nDir, sizeof(*dir), (int(*)(const void*, const void*))compar); *namelist = dir; return nDir; } #endif /* * End of "$Id$". */