summary refs log tree commit diff
path: root/misc/truncate64.c
blob: 4212441a620996b91dbf608f69b1a8c4c6d7ed5e (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
/* Copyright (C) 1997-2020 Free Software Foundation, Inc.
   This file is part of the GNU C Library.

   The GNU C Library is free software; you can redistribute it and/or
   modify it under the terms of the GNU Lesser General Public
   License as published by the Free Software Foundation; either
   version 2.1 of the License, or (at your option) any later version.

   The GNU C Library is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   Lesser General Public License for more details.

   You should have received a copy of the GNU Lesser General Public
   License along with the GNU C Library; if not, see
   <https://www.gnu.org/licenses/>.  */

#include <sys/types.h>
#include <errno.h>
#include <unistd.h>

/* Truncate PATH to LENGTH bytes.  */
int
truncate64 (const char *path, off64_t length)
{
  if ((off_t) length != length)
    {
      __set_errno (EINVAL);
      return -1;
    }
  return __truncate (path, (off_t) length);
}