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authorUlrich Drepper <drepper@redhat.com>2005-07-25 21:41:45 +0000
committerUlrich Drepper <drepper@redhat.com>2005-07-25 21:41:45 +0000
commit02ca3541ce1b81a6778ca811cc251a30280d0120 (patch)
tree579e15f10e08b0f7bf7f154f98dfd524a7430aa5 /debug/wcstombs_chk.c
parent09987e425cce292a7202de18a9ef1bb62529a77f (diff)
* debug/mbstowcs_chk.c: New file.
* debug/wcstombs_chk.c: New file. * debug/Makefile (routines): Add mbstowcs_chk and wcstombs_chk. * debug/Versions: Add __mbstowcs_chk and __wcstombs_chk. * stdlib/bits/stdlib.h: Add definitions for mbstowcs and wcstombs. * wcsmbs/bits/wchar2.h (mbsrtowcs): Pretty printing. * string/test-memset.c (test_main): Use negative byte value in
Diffstat (limited to 'debug/wcstombs_chk.c')
-rw-r--r--debug/wcstombs_chk.c36
1 files changed, 36 insertions, 0 deletions
diff --git a/debug/wcstombs_chk.c b/debug/wcstombs_chk.c
new file mode 100644
index 0000000000..f5f51a0c11
--- /dev/null
+++ b/debug/wcstombs_chk.c
@@ -0,0 +1,36 @@
+/* Copyright (C) 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 <locale.h>
+#include <string.h>
+#include <wchar.h>
+
+
+size_t
+__wcstombs_chk (char *dst, __const wchar_t *src, size_t len, size_t dstlen)
+{
+ if (__builtin_expect (dstlen < len, 0))
+ __chk_fail ();
+
+ mbstate_t state;
+
+ memset (&state, '\0', sizeof state);
+
+ /* Return how many we wrote (or maybe an error). */
+ return __wcsrtombs (dst, src, len, &state);
+}