bits/uio_lim.h

   1 /* Implementation limits related to sys/uio.h - generic version.
   2    Copyright (C) 2017-2018 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 #ifndef _BITS_UIO_LIM_H
  20 #define _BITS_UIO_LIM_H 1
  21
  22 /* Maximum length of the 'struct iovec' array in a single call to
  23    readv or writev.  If there is no limit, the macro is not defined.  */
  24 #undef __IOV_MAX
  25
  26 #endif