Libc-1082.20.4.tar.gz

[apple/libc.git] / locale / FreeBSD / wctomb.c

diff --git a/locale/FreeBSD/wctomb.c b/locale/FreeBSD/wctomb.c
index 8c441f1ccc7d0963d0c1d37f5b86c89f1e2c086a..0df7799a18c5317992155319a06a23b36c1556e4 100644 (file)
--- a/locale/FreeBSD/wctomb.c
+++ b/locale/FreeBSD/wctomb.c
@@ -1,9 +1,6 @@
 /*-
- * Copyright (c) 1993
- *     The Regents of the University of California.  All rights reserved.
- *
- * This code is derived from software contributed to Berkeley by
- * Paul Borman at Krystal Technologies.
+ * Copyright (c) 2002-2004 Tim J. Robbins.
+ * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
@@ -13,18 +10,11 @@
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
  *    documentation and/or other materials provided with the distribution.
- * 3. All advertising materials mentioning features or use of this software
- *    must display the following acknowledgement:
- *     This product includes software developed by the University of
- *     California, Berkeley and its contributors.
- * 4. Neither the name of the University nor the names of its contributors
- *    may be used to endorse or promote products derived from this software
- *    without specific prior written permission.
  *
- * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
@@ -35,32 +25,33 @@
  */
 
 #include <sys/cdefs.h>
-__FBSDID("$FreeBSD: src/lib/libc/locale/wctomb.c,v 1.3 2002/10/27 10:41:21 tjr Exp $");
+__FBSDID("$FreeBSD: src/lib/libc/locale/wctomb.c,v 1.8 2004/07/29 06:18:40 tjr Exp $");
+
+#include "xlocale_private.h"
 
-#include <errno.h>
 #include <stdlib.h>
-#include <limits.h>
-#include <stddef.h>
-#include <rune.h>
+#include <wchar.h>
+#include "mblocal.h"
 
 int
-wctomb(char *s, wchar_t wchar)
+wctomb_l(char *s, wchar_t wchar, locale_t loc)
 {
-       char *e;
+       static const mbstate_t initial;
+       size_t rval;
 
-       if (s == NULL)
+       NORMALIZE_LOCALE(loc);
+       if (s == NULL) {
                /* No support for state dependent encodings. */
-               return (0);     
-
-       if (wchar == L'\0') {
-               *s = '\0';
-               return (1);
+               loc->__mbs_wctomb = initial;
+               return (0);
        }
-
-       sputrune(wchar, s, MB_CUR_MAX, &e);
-       if (e == NULL) {
-               errno = EILSEQ;
+       if ((rval = loc->__lc_ctype->__wcrtomb(s, wchar, &loc->__mbs_wctomb, loc)) == (size_t)-1)
                return (-1);
-       }
-       return (e - s);
+       return ((int)rval);
+}
+
+int
+wctomb(char *s, wchar_t wchar)
+{
+       return wctomb_l(s, wchar, __current_locale());
 }