newlib/libc/posix/ftw.c

   1 #ifndef HAVE_OPENDIR
   2
   3 /*
   4 * Copyright © 2005-2020 Rich Felker, et al.
   5 *
   6 * Permission is hereby granted, free of charge, to any person obtaining
   7 * a copy of this software and associated documentation files (the
   8 * "Software"), to deal in the Software without restriction, including
   9 * without limitation the rights to use, copy, modify, merge, publish,
  10 * distribute, sublicense, and/or sell copies of the Software, and to
  11 * permit persons to whom the Software is furnished to do so, subject to
  12 * the following conditions:
  13 *
  14 * The above copyright notice and this permission notice shall be
  15 * included in all copies or substantial portions of the Software.
  16 *
  17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  18 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  19 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
  20 * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
  21 * CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
  22 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
  23 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  24 */
  25
  26 #include <ftw.h>
  27
  28 int ftw(const char *path, int (*fn)(const char *, const struct stat *, int), int fd_limit)
  29 {
  30         /* The following cast assumes that calling a function with one
  31          * argument more than it needs behaves as expected. This is
  32          * actually undefined, but works on all real-world machines. */
  33         return nftw(path, (int (*)())fn, fd_limit, FTW_PHYS);
  34 }
  35
  36 #endif /* ! HAVE_OPENDIR */