1  /* Copyright (C) 1997-2023 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 <unistd.h>
      19  #include <sysdep.h>
      20  
      21  #ifndef __NR_ftruncate64
      22  # define __NR_ftruncate64 __NR_ftruncate
      23  #endif
      24  
      25  /* Truncate the file referenced by FD to LENGTH bytes.  */
      26  int
      27  __ftruncate64 (int fd, off64_t length)
      28  {
      29    return INLINE_SYSCALL_CALL (ftruncate64, fd,
      30  			      __ALIGNMENT_ARG SYSCALL_LL64 (length));
      31  }
      32  weak_alias (__ftruncate64, ftruncate64)
      33  
      34  #ifdef __OFF_T_MATCHES_OFF64_T
      35  weak_alias (__ftruncate64, __ftruncate)
      36  weak_alias (__ftruncate64, ftruncate);
      37  #endif