* wcsmbs/bits/wchar2.h: Add definitions for wcrtomb, mbsrtowcs,

	wcsrtombs, mbsnrtowcs, and wcsnrtombs.
	* debug/Makefile (routines): Add wcrtomb_chk, mbsrtowcs_chk,
	wcsrtombs_chk, mbsnrtowcs_chk, and wcsnrtombs_chk.
	* debug/Versions: Add __wcrtomb_chk, __mbsrtowcs_chk,
	__wcsrtombs_chk, __mbsnrtowcs_chk, and __wcsnrtombs_chk.
	* debug/tst-chk1.c: Add tests for new functions.
	* debug/mbsnrtowcs_chk.c: New file.
	* debug/mbsrtowcs_chk.c: New file.
	* debug/wcrtomb_chk.c: New file.
	* debug/wcsnrtombs_chk.c: New file.
	* debug/wcsrtombs_chk.c: New file.

	* include/stdio.h: Add declaration for __fxprintf.

37 files changed, 581 insertions, 508 deletions

diff --git a/ChangeLog b/ChangeLog
index dd4c6b89b1..16bbe91385 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,8 +1,23 @@
+2005-07-20  Ulrich Drepper  <drepper@redhat.com>
+
+	* wcsmbs/bits/wchar2.h: Add definitions for wcrtomb, mbsrtowcs,
+	wcsrtombs, mbsnrtowcs, and wcsnrtombs.
+	* debug/Makefile (routines): Add wcrtomb_chk, mbsrtowcs_chk,
+	wcsrtombs_chk, mbsnrtowcs_chk, and wcsnrtombs_chk.
+	* debug/Versions: Add __wcrtomb_chk, __mbsrtowcs_chk,
+	__wcsrtombs_chk, __mbsnrtowcs_chk, and __wcsnrtombs_chk.
+	* debug/tst-chk1.c: Add tests for new functions.
+	* debug/mbsnrtowcs_chk.c: New file.
+	* debug/mbsrtowcs_chk.c: New file.
+	* debug/wcrtomb_chk.c: New file.
+	* debug/wcsnrtombs_chk.c: New file.
+	* debug/wcsrtombs_chk.c: New file.
+
 2005-07-19  Ulrich Drepper  <drepper@redhat.com>
 
 	* stdio-common/Makefile (aux): Add fxprintf.
 	* stdio-common/fxprintf.c: New file.
-	* include/stdio.h: Add declaration for stdio.h.
+	* include/stdio.h: Add declaration for __fxprintf.
 	* argp/argp-fmtstream.c: Use __fxprintf instead of inline stream
 	orientation test and two separate function calls.
 	* argp/argp-help.c: Likewise.
diff --git a/argp/argp-fmtstream.c b/argp/argp-fmtstream.c
index 215160bdcd..efa8388a84 100644
--- a/argp/argp-fmtstream.c
+++ b/argp/argp-fmtstream.c
@@ -1,5 +1,5 @@
 /* Word-wrapping and line-truncating streams
-   Copyright (C) 1997,1998,1999,2001,2002,2003 Free Software Foundation, Inc.
+   Copyright (C) 1997-1999,2001,2002,2003,2005 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Written by Miles Bader <miles@gnu.ai.mit.edu>.
 
@@ -102,11 +102,11 @@ __argp_fmtstream_free (argp_fmtstream_t fs)
   if (fs->p > fs->buf)
     {
 #ifdef USE_IN_LIBIO
-      if (_IO_fwide (fs->stream, 0) > 0)
-	__fwprintf (fs->stream, L"%.*s", (int) (fs->p - fs->buf), fs->buf);
-      else
+      __fxprintf (fs->stream, "%.*s", L"%.*s",
+		  (int) (fs->p - fs->buf), fs->buf);
+#else
+      fwrite_unlocked (fs->buf, 1, fs->p - fs->buf, fs->stream);
 #endif
-	fwrite_unlocked (fs->buf, 1, fs->p - fs->buf, fs->stream);
     }
   free (fs->buf);
   free (fs);
@@ -291,17 +291,15 @@ __argp_fmtstream_update (argp_fmtstream_t fs)
 	      else
 		/* Output the first line so we can use the space.  */
 		{
-#ifdef USE_IN_LIBIO
-		  if (_IO_fwide (fs->stream, 0) > 0)
-		    __fwprintf (fs->stream, L"%.*s\n",
-				(int) (nl - fs->buf), fs->buf);
-		  else
+#ifdef _LIBC
+		  __fxprintf (fs->stream, "%.*s\n", L"%.*s\n",
+			      (int) (nl - fs->buf), fs->buf);
+#else
+		  if (nl > fs->buf)
+		    fwrite_unlocked (fs->buf, 1, nl - fs->buf, fs->stream);
+		  putc_unlocked ('\n', fs->stream);
 #endif
-		    {
-		      if (nl > fs->buf)
-			fwrite_unlocked (fs->buf, 1, nl - fs->buf, fs->stream);
-		      putc_unlocked ('\n', fs->stream);
-		    }
+
 		  len += buf - fs->buf;
 		  nl = buf = fs->buf;
 		}
@@ -360,15 +358,13 @@ __argp_fmtstream_ensure (struct argp_fmtstream *fs, size_t amount)
       /* Flush FS's buffer.  */
       __argp_fmtstream_update (fs);
 
-#ifdef USE_IN_LIBIO
-      if (_IO_fwide (fs->stream, 0) > 0)
-	{
-	  __fwprintf (fs->stream, L"%.*s", (int) (fs->p - fs->buf), fs->buf);
-	  wrote = fs->p - fs->buf;
-	}
-      else
+#ifdef _LIBC
+      __fxprintf (fs->stream, "%.*s", L"%.*s",
+		  (int) (fs->p - fs->buf), fs->buf);
+      wrote = fs->p - fs->buf;
+#else
+      wrote = fwrite_unlocked (fs->buf, 1, fs->p - fs->buf, fs->stream);
 #endif
-	wrote = fwrite_unlocked (fs->buf, 1, fs->p - fs->buf, fs->stream);
       if (wrote == fs->p - fs->buf)
 	{
 	  fs->p = fs->buf;
diff --git a/argp/argp-help.c b/argp/argp-help.c
index 67018709d3..c5a9e84f7e 100644
--- a/argp/argp-help.c
+++ b/argp/argp-help.c
@@ -1,5 +1,5 @@
 /* Hierarchial argument parsing help output
-   Copyright (C) 1995-2003, 2004 Free Software Foundation, Inc.
+   Copyright (C) 1995-2003, 2004, 2005 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Written by Miles Bader <miles@gnu.ai.mit.edu>.
 
@@ -1763,33 +1763,26 @@ __argp_error (const struct argp_state *state, const char *fmt, ...)
 
 	  va_start (ap, fmt);
 
-#ifdef USE_IN_LIBIO
-	  if (_IO_fwide (stream, 0) > 0)
-	    {
-	      char *buf;
+#ifdef _LIBC
+	  char *buf;
 
-	      if (__asprintf (&buf, fmt, ap) < 0)
-		buf = NULL;
+	  if (__asprintf (&buf, fmt, ap) < 0)
+	    buf = NULL;
 
-	      __fwprintf (stream, L"%s: %s\n",
-			  state ? state->name : __argp_short_program_name (),
-			  buf);
+	  __fxprintf (stream, "%s: %s\n", L"%s: %s\n",
+		      state ? state->name : __argp_short_program_name (), buf);
 
-	      free (buf);
-	    }
-	  else
-#endif
-	    {
-	      fputs_unlocked (state
-			      ? state->name : __argp_short_program_name (),
-			      stream);
-	      putc_unlocked (':', stream);
-	      putc_unlocked (' ', stream);
+	  free (buf);
+#else
+	  fputs_unlocked (state ? state->name : __argp_short_program_name (),
+			  stream);
+	  putc_unlocked (':', stream);
+	  putc_unlocked (' ', stream);
 
-	      vfprintf (stream, fmt, ap);
+	  vfprintf (stream, fmt, ap);
 
-	      putc_unlocked ('\n', stream);
-	    }
+	  putc_unlocked ('\n', stream);
+#endif
 
 	  __argp_state_help (state, stream, ARGP_HELP_STD_ERR);
 
@@ -1827,41 +1820,34 @@ __argp_failure (const struct argp_state *state, int status, int errnum,
 	  __flockfile (stream);
 #endif
 
-#ifdef USE_IN_LIBIO
-	  if (_IO_fwide (stream, 0) > 0)
-	    __fwprintf (stream, L"%s",
-			state ? state->name : __argp_short_program_name ());
-	  else
+#ifdef _LIBC
+	  __fxprintf (stream, "%s", L"%s",
+		      state ? state->name : __argp_short_program_name ());
+#else
+	  fputs_unlocked (state ? state->name : __argp_short_program_name (),
+			  stream);
 #endif
-	    fputs_unlocked (state
-			    ? state->name : __argp_short_program_name (),
-			    stream);
 
 	  if (fmt)
 	    {
 	      va_list ap;
 
 	      va_start (ap, fmt);
-#ifdef USE_IN_LIBIO
-	      if (_IO_fwide (stream, 0) > 0)
-		{
-		  char *buf;
+#ifdef _LIBC
+	      char *buf;
 
-		  if (__asprintf (&buf, fmt, ap) < 0)
-		    buf = NULL;
+	      if (__asprintf (&buf, fmt, ap) < 0)
+		buf = NULL;
 
-		  __fwprintf (stream, L": %s", buf);
+	      __fxprintf (stream, ": %s", L": %s", buf);
 
-		  free (buf);
-		}
-	      else
-#endif
-		{
-		  putc_unlocked (':', stream);
-		  putc_unlocked (' ', stream);
+	      free (buf);
+#else
+	      putc_unlocked (':', stream);
+	      putc_unlocked (' ', stream);
 
-		  vfprintf (stream, fmt, ap);
-		}
+	      vfprintf (stream, fmt, ap);
+#endif
 
 	      va_end (ap);
 	    }
@@ -1870,21 +1856,18 @@ __argp_failure (const struct argp_state *state, int status, int errnum,
 	    {
 	      char buf[200];
 
-#ifdef USE_IN_LIBIO
-	      if (_IO_fwide (stream, 0) > 0)
-		__fwprintf (stream, L": %s",
-			    __strerror_r (errnum, buf, sizeof (buf)));
-	      else
-#endif
-		{
-		  putc_unlocked (':', stream);
-		  putc_unlocked (' ', stream);
-#if defined _LIBC || defined HAVE_STRERROR_R
-		  fputs (__strerror_r (errnum, buf, sizeof (buf)), stream);
+#ifdef _LIBC
+	      __fxprintf (stream, ": %s", L": %s",
+			  __strerror_r (errnum, buf, sizeof (buf)));
 #else
-		  fputs (strerror (errnum), stream);
+	      putc_unlocked (':', stream);
+	      putc_unlocked (' ', stream);
+# ifdef HAVE_STRERROR_R
+	      fputs (__strerror_r (errnum, buf, sizeof (buf)), stream);
+# else
+	      fputs (strerror (errnum), stream);
+# endif
 #endif
-		}
 	    }
 
 #ifdef USE_IN_LIBIO
diff --git a/assert/assert-perr.c b/assert/assert-perr.c
index 3017c9fd9c..b5890d226a 100644
--- a/assert/assert-perr.c
+++ b/assert/assert-perr.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1994-1998,2001,2002 Free Software Foundation, Inc.
+/* Copyright (C) 1994-1998,2001,2002,2005 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
@@ -61,13 +61,7 @@ __assert_perror_fail (int errnum,
 		  __strerror_r (errnum, errbuf, sizeof errbuf)) >= 0)
     {
       /* Print the message.  */
-#ifdef USE_IN_LIBIO
-      if (_IO_fwide (stderr, 0) > 0)
-	(void) __fwprintf (stderr, L"%s", buf);
-      else
-#endif
-	(void) fputs (buf, stderr);
-
+      (void) __fxprintf (NULL, "%s", L"%s", buf);
       (void) fflush (stderr);
 
       /* We have to free the buffer since the appplication might catch the
diff --git a/assert/assert.c b/assert/assert.c
index 20c86eba52..7b7f255717 100644
--- a/assert/assert.c
+++ b/assert/assert.c
@@ -1,4 +1,5 @@
-/* Copyright (C) 1991,1994-1996,1998,2001,2002 Free Software Foundation, Inc.
+/* Copyright (C) 1991,1994-1996,1998,2001,2002,2005
+   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
@@ -60,13 +61,7 @@ __assert_fail (const char *assertion, const char *file, unsigned int line,
 		  assertion) >= 0)
     {
       /* Print the message.  */
-#ifdef USE_IN_LIBIO
-      if (_IO_fwide (stderr, 0) > 0)
-	(void) __fwprintf (stderr, L"%s", buf);
-      else
-#endif
-	(void) fputs (buf, stderr);
-
+      (void) __fxprintf (NULL, "%s", L"%s", buf);
       (void) fflush (stderr);
 
       /* We have to free the buffer since the application might catch the
diff --git a/debug/Makefile b/debug/Makefile
index e3fccc192e..009c05c9d9 100644
--- a/debug/Makefile
+++ b/debug/Makefile
@@ -38,7 +38,8 @@ routines  = backtrace backtracesyms backtracesymsfd noophooks \
 	    swprintf_chk vswprintf_chk wprintf_chk fwprintf_chk \
 	    vwprintf_chk vfwprintf_chk fgetws_chk fgetws_u_chk \
 	    confstr_chk getgroups_chk ttyname_r_chk getlogin_r_chk \
-	    gethostname_chk getdomainname_chk \
+	    gethostname_chk getdomainname_chk wcrtomb_chk mbsnrtowcs_chk \
+	    wcsnrtombs_chk mbsrtowcs_chk wcsrtombs_chk \
 	    stack_chk_fail \
 	    $(static-only-routines)
 static-only-routines := warning-nop stack_chk_fail_local
diff --git a/debug/Versions b/debug/Versions
index f33fbed6ef..2f4183bceb 100644
--- a/debug/Versions
+++ b/debug/Versions
@@ -30,7 +30,8 @@ libc {
     __swprintf_chk; __vswprintf_chk; __wprintf_chk; __fwprintf_chk;
     __vwprintf_chk; __vfwprintf_chk; __fgetws_chk; __fgetws_unlocked_chk;
     __confstr_chk; __getgroups_chk; __ttyname_r_chk; __getlogin_r_chk;
-    __gethostname_chk; __getdomainname_chk;
+    __gethostname_chk; __getdomainname_chk; __wcrtomb_chk; __mbsnrtowcs_chk;
+    __wcsnrtombs_chk; __mbsrtowcs_chk; __wcsrtombs_chk;
 
     __stack_chk_fail;
   }
diff --git a/debug/mbsnrtowcs_chk.c b/debug/mbsnrtowcs_chk.c
new file mode 100644
index 0000000000..2041eac87f
--- /dev/null
+++ b/debug/mbsnrtowcs_chk.c
@@ -0,0 +1,31 @@
+/* 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 <wchar.h>
+
+
+size_t
+__mbsnrtowcs_chk (wchar_t *dst, __const char **src, size_t nmc, size_t len,
+		  mbstate_t *ps, size_t dstlen)
+{
+  if (__builtin_expect (dstlen < len * sizeof (wchar_t), 0))
+    __chk_fail ();
+
+  return __mbsnrtowcs (dst, src, nmc, len, ps);
+}
diff --git a/debug/mbsrtowcs_chk.c b/debug/mbsrtowcs_chk.c
new file mode 100644
index 0000000000..fd4b3bf76b
--- /dev/null
+++ b/debug/mbsrtowcs_chk.c
@@ -0,0 +1,31 @@
+/* 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 <wchar.h>
+
+
+size_t
+__mbsrtowcs_chk (wchar_t *dst, __const char **src, size_t len,
+		 mbstate_t *ps, size_t dstlen)
+{
+  if (__builtin_expect (dstlen < len * sizeof (wchar_t), 0))
+    __chk_fail ();
+
+  return __mbsrtowcs (dst, src, len, ps);
+}
diff --git a/debug/tst-chk1.c b/debug/tst-chk1.c
index 47938bbf36..62b0fa6f40 100644
--- a/debug/tst-chk1.c
+++ b/debug/tst-chk1.c
@@ -76,6 +76,7 @@ char buf[10];
 wchar_t wbuf[10];
 volatile size_t l0;
 volatile char *p;
+volatile wchar_t *wp;
 const char *str1 = "JIHGFEDCBA";
 const char *str2 = "F";
 const char *str3 = "%s%n%s%n";
@@ -502,7 +503,7 @@ do_test (void)
   CHK_FAIL_END
 
   CHK_FAIL_START
-  p = wmempcpy (wbuf + 6, L"abcde", l0 + 5);
+    wp = wmempcpy (wbuf + 6, L"abcde", l0 + 5);
   CHK_FAIL_END
 
   CHK_FAIL_START
@@ -514,7 +515,7 @@ do_test (void)
   CHK_FAIL_END
 
   CHK_FAIL_START
-  p = w