aboutsummaryrefslogtreecommitdiff
path: root/debug/vswprintf_chk.c
diff options
context:
space:
mode:
authorUlrich Drepper <drepper@redhat.com>2004-12-22 20:10:10 +0000
committerUlrich Drepper <drepper@redhat.com>2004-12-22 20:10:10 +0000
commita334319f6530564d22e775935d9c91663623a1b4 (patch)
treeb5877475619e4c938e98757d518bb1e9cbead751 /debug/vswprintf_chk.c
parent0ecb606cb6cf65de1d9fc8a919bceb4be476c602 (diff)
downloadglibc-a334319f6530564d22e775935d9c91663623a1b4.zip
glibc-a334319f6530564d22e775935d9c91663623a1b4.tar.gz
glibc-a334319f6530564d22e775935d9c91663623a1b4.tar.bz2
(CFLAGS-tst-align.c): Add -mpreferred-stack-boundary=4.
Diffstat (limited to 'debug/vswprintf_chk.c')
-rw-r--r--debug/vswprintf_chk.c75
1 files changed, 0 insertions, 75 deletions
diff --git a/debug/vswprintf_chk.c b/debug/vswprintf_chk.c
deleted file mode 100644
index f9a50c6..0000000
--- a/debug/vswprintf_chk.c
+++ /dev/null
@@ -1,75 +0,0 @@
-/* Copyright (C) 1991,1995,1997,1998,2004,2005 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, write to the Free
- Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
- 02111-1307 USA. */
-
-#include <stdarg.h>
-#include <wchar.h>
-#include "../libio/libioP.h"
-#include "../libio/strfile.h"
-
-
-/* Write formatted output into S, according to the format
- string FORMAT, writing no more than MAXLEN characters. */
-/* VARARGS5 */
-int
-__vswprintf_chk (wchar_t *s, size_t maxlen, int flags, size_t slen,
- const wchar_t *format, va_list args)
-{
- /* XXX Maybe for less strict version do not fail immediately.
- Though, maxlen is supposed to be the size of buffer pointed
- to by s, so a conforming program can't pass such maxlen
- to *snprintf. */
- if (__builtin_expect (slen < maxlen, 0))
- __chk_fail ();
-
- _IO_wstrnfile sf;
- struct _IO_wide_data wd;
- int ret;
-#ifdef _IO_MTSAFE_IO
- sf.f._sbf._f._lock = NULL;
-#endif
-
- /* We need to handle the special case where MAXLEN is 0. Use the
- overflow buffer right from the start. */
- if (__builtin_expect (maxlen == 0, 0))
- /* Since we have to write at least the terminating L'\0' a buffer
- length of zero always makes the function fail. */
- return -1;
-
- _IO_no_init (&sf.f._sbf._f, _IO_USER_LOCK, 0, &wd, &_IO_wstrn_jumps);
- _IO_fwide (&sf.f._sbf._f, 1);
- s[0] = L'\0';
-
- /* For flags > 0 (i.e. __USE_FORTIFY_LEVEL > 1) request that %n
- can only come from read-only format strings. */
- if (flags > 0)
- sf.f._sbf._f._flags2 |= _IO_FLAGS2_FORTIFY;
-
- _IO_wstr_init_static (&sf.f._sbf._f, s, maxlen - 1, s);
- ret = _IO_vfwprintf ((_IO_FILE *) &sf.f._sbf, format, args);
-
- if (sf.f._sbf._f._wide_data->_IO_buf_base == sf.overflow_buf)
- /* ISO C99 requires swprintf/vswprintf to return an error if the
- output does not fit int he provided buffer. */
- return -1;
-
- /* Terminate the string. */
- *sf.f._sbf._f._wide_data->_IO_write_ptr = '\0';
-
- return ret;
-}
-libc_hidden_def (__vswprintf_chk)