1  /* Copyright (C) 2007-2023 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, see
      16     <https://www.gnu.org/licenses/>.  */
      17  
      18  #include <fcntl.h>
      19  #include <sysdep.h>
      20  
      21  #define posix_fallocate static internal_fallocate
      22  #include <sysdeps/posix/posix_fallocate.c>
      23  #undef posix_fallocate
      24  
      25  /* Reserve storage for the data of the file associated with FD.  */
      26  int
      27  posix_fallocate (int fd, __off_t offset, __off_t len)
      28  {
      29    int res = INTERNAL_SYSCALL_CALL (fallocate, fd, 0,
      30  				   SYSCALL_LL (offset), SYSCALL_LL (len));
      31    if (! INTERNAL_SYSCALL_ERROR_P (res))
      32      return 0;
      33    if (INTERNAL_SYSCALL_ERRNO (res) != EOPNOTSUPP)
      34      return INTERNAL_SYSCALL_ERRNO (res);
      35    return internal_fallocate (fd, offset, len);
      36  }