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-rw-r--r--wcsmbs/mbsadvance.c38
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diff --git a/wcsmbs/mbsadvance.c b/wcsmbs/mbsadvance.c
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+/* Copyright (C) 1995 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 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., 675 Mass Ave,
+Cambridge, MA 02139, USA.  */
+
+#include <mbstr.h>
+#include <stdlib.h>
+
+
+/* Advance pointer to multibyte string by one character.  */
+char *
+mbsadvance (mbs)
+    const char *mbs;
+{
+  int clen;
+
+  /* Reset multibyte characters to their initial state.	 */
+  (void) mblen ((char *) NULL, 0);
+
+  clen = mblen (mbs, MB_CUR_MAX);
+
+  /* FIXME: when current character is illegal return same character.  */
+  return clen <= 0 ? (char *) mbs : (char *) (mbs + clen);
+}
+