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/* Copyright (C) 1991-2020 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 <shlib-compat.h>
#if SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_1)
#define _IO_USE_OLD_IO_FILE
#include <stdio.h>
#include <unistd.h>
#include <iolibio.h>
/* This returns a new stream opened on a temporary file (generated
by tmpnam). The file is opened with mode "w+b" (binary read/write).
If we couldn't generate a unique filename or the file couldn't
be opened, NULL is returned. */
FILE *
attribute_compat_text_section
__old_tmpfile (void)
{
char buf[FILENAME_MAX];
int fd;
FILE *f;
if (__path_search (buf, FILENAME_MAX, NULL, "tmpf", 0))
return NULL;
fd = __gen_tempname (buf, 0, 0, __GT_FILE);
if (fd < 0)
return NULL;
/* Note that this relies on the Unix semantics that
a file is not really removed until it is closed. */
(void) __unlink (buf);
if ((f = _IO_old_fdopen (fd, "w+b")) == NULL)
__close (fd);
return f;
}
compat_symbol (libc, __old_tmpfile, tmpfile, GLIBC_2_0);
#endif
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