sysdeps/unix/sysv/aix/readv.c

   1 /* Copyright (C) 1991, 1995-1998, 2000, 2002 Free Software Foundation, Inc.
   2    This file is part of the GNU C Library.
   3
   4    The GNU C Library is free software; you can redistribute it and/or
   5    modify it under the terms of the GNU Lesser General Public
   6    License as published by the Free Software Foundation; either
   7    version 2.1 of the License, or (at your option) any later version.
   8
   9    The GNU C Library is distributed in the hope that it will be useful,
  10    but WITHOUT ANY WARRANTY; without even the implied warranty of
  11    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12    Lesser General Public License for more details.
  13
  14    You should have received a copy of the GNU Lesser General Public
  15    License along with the GNU C Library; if not, write to the Free
  16    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
  17    02111-1307 USA.  */
  18
  19 #include <sys/uio.h>
  20
  21 extern ssize_t kreadv (int fd, const struct iovec *iovp, size_t iovcnt,
  22                        long int ext);
  23
  24 /* Read data from file descriptor FD, and put the result in the
  25    buffers described by VECTOR, which is a vector of COUNT `struct iovec's.
  26    The buffers are filled in the order specified.
  27    Operates just like `read' (see <unistd.h>) except that data are
  28    put in VECTOR instead of a contiguous buffer.  */
  29 ssize_t
  30 __libc_readv (fd, vector, count)
  31      int fd;
  32      const struct iovec *vector;
  33      int count;
  34 {
  35   return kreadv (fd, vector, count, 0);
  36 }
  37 strong_alias (__libc_readv, __readv)
  38 weak_alias (__libc_readv, readv)