glibc/misc/mkstemps64.c

43 lines
1.4 KiB
C

/* Copyright (C) 2000-2016 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
<http://www.gnu.org/licenses/>. */
#include <errno.h>
#include <fcntl.h>
#include <stdio.h>
#include <stdlib.h>
/* If O_LARGEFILE is zero, mkstemps.c defines mkstemps64 as an alias. */
#if defined O_LARGEFILE && O_LARGEFILE != 0
/* Generate a unique temporary file name from TEMPLATE. The last six
characters before a suffix of length SUFFIXLEN of TEMPLATE must be
"XXXXXX"; they are replaced with a string that makes the filename
unique. Then open the file and return a fd. */
int
mkstemps64 (char *template, int suffixlen)
{
if (suffixlen < 0)
{
__set_errno (EINVAL);
return -1;
}
return __gen_tempname (template, suffixlen, O_LARGEFILE, __GT_FILE);
}
#endif