mirror of
https://sourceware.org/git/glibc.git
synced 2025-11-03 20:53:13 +03:00
68 lines
2.2 KiB
C
68 lines
2.2 KiB
C
/* Copyright (C) 1995-2012 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/>.
|
|
|
|
As a special exception, if you link the code in this file with
|
|
files compiled with a GNU compiler to produce an executable,
|
|
that does not cause the resulting executable to be covered by
|
|
the GNU Lesser General Public License. This exception does not
|
|
however invalidate any other reasons why the executable file
|
|
might be covered by the GNU Lesser General Public License.
|
|
This exception applies to code released by its copyright holders
|
|
in files containing the exception. */
|
|
|
|
#include <libioP.h>
|
|
#include <stdio_ext.h>
|
|
|
|
int
|
|
__vdprintf_chk (int d, int flags, const char *format, va_list arg)
|
|
{
|
|
struct _IO_FILE_plus tmpfil;
|
|
struct _IO_wide_data wd;
|
|
int done;
|
|
|
|
#ifdef _IO_MTSAFE_IO
|
|
tmpfil.file._lock = NULL;
|
|
#endif
|
|
_IO_no_init (&tmpfil.file, _IO_USER_LOCK, 0, &wd, &_IO_wfile_jumps);
|
|
_IO_JUMPS (&tmpfil) = &_IO_file_jumps;
|
|
_IO_file_init (&tmpfil);
|
|
#if !_IO_UNIFIED_JUMPTABLES
|
|
tmpfil.vtable = NULL;
|
|
#endif
|
|
if (_IO_file_attach (&tmpfil.file, d) == NULL)
|
|
{
|
|
_IO_un_link (&tmpfil);
|
|
return EOF;
|
|
}
|
|
tmpfil.file._flags |= _IO_DELETE_DONT_CLOSE;
|
|
|
|
_IO_mask_flags (&tmpfil.file, _IO_NO_READS,
|
|
_IO_NO_READS+_IO_NO_WRITES+_IO_IS_APPENDING);
|
|
|
|
/* For flags > 0 (i.e. __USE_FORTIFY_LEVEL > 1) request that %n
|
|
can only come from read-only format strings. */
|
|
if (flags > 0)
|
|
tmpfil.file._flags2 |= _IO_FLAGS2_FORTIFY;
|
|
|
|
done = _IO_vfprintf (&tmpfil.file, format, arg);
|
|
|
|
_IO_FINISH (&tmpfil.file);
|
|
|
|
return done;
|
|
}
|
|
libc_hidden_def (__vdprintf_chk)
|