sysdeps/generic/fd_to_filename.h

   1 /* Query filename corresponding to an open FD.  Generic version.
   2    Copyright (C) 2001-2018 Free Software Foundation, Inc.
   3    This file is part of the GNU C Library.
   4
   5    The GNU C Library is free software; you can redistribute it and/or
   6    modify it under the terms of the GNU Lesser General Public
   7    License as published by the Free Software Foundation; either
   8    version 2.1 of the License, or (at your option) any later version.
   9
  10    The GNU C Library is distributed in the hope that it will be useful,
  11    but WITHOUT ANY WARRANTY; without even the implied warranty of
  12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13    Lesser General Public License for more details.
  14
  15    You should have received a copy of the GNU Lesser General Public
  16    License along with the GNU C Library; if not, see
  17    <http://www.gnu.org/licenses/>.  */
  18
  19 #define FD_TO_FILENAME_SIZE 0
  20
  21 /* In general there is no generic way to query filename for an open
  22    file descriptor.  */
  23 static inline const char *
  24 fd_to_filename (int fd, char *buf)
  25 {
  26   return NULL;
  27 }