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-rw-r--r--wcsmbs/mbrtowc.c61
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diff --git a/wcsmbs/mbrtowc.c b/wcsmbs/mbrtowc.c
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+/* Copyright (C) 1996 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+Contributed by Ulrich Drepper, <drepper@gnu.ai.mit.edu>
+
+The GNU C Library is free software; you can redistribute it and/or
+modify it under the terms of the GNU Library General Public License as
+published by the Free Software Foundation; either version 2 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
+Library General Public License for more details.
+
+You should have received a copy of the GNU Library General Public
+License along with the GNU C Library; see the file COPYING.LIB.  If
+not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+Boston, MA 02111-1307, USA.  */
+
+#include <wchar.h>
+
+
+size_t
+mbrtowc (pwc, s, n, ps)
+     wchar_t *pwc;
+     const char *s;
+     size_t n;
+     mbstate_t *ps;
+{
+  wchar_t to_wide;
+
+  /*************************************************************\
+  |* This is no complete implementation.  While the multi-byte *|
+  |* character handling is not finished this will do.	       *|
+  \*************************************************************/
+
+  if (s == NULL)
+    {
+      pwc = NULL;
+      s = "";
+      n = 1;
+    }
+
+  if (n == 0)
+    return (size_t) -2;
+
+  /* For now.  */
+  to_wide = (wchar_t) *s;
+
+  if (pwc != NULL)
+    *pwc = to_wide;
+
+  if (pwc == L'\0')
+    {
+      *ps = 0;		/* This is required.  */
+      return 0;
+    }
+
+  /* Return code (size_t)-1 cannot happend for now.  */
+  return 1;
+}