1 files changed, 59 insertions, 0 deletions
diff --git a/lib/libc/locale/c32rtomb.c b/lib/libc/locale/c32rtomb.c
new file mode 100644
index 000000000000..c5f008fdea69
--- /dev/null
+++ b/lib/libc/locale/c32rtomb.c
@@ -0,0 +1,59 @@
+/*-
+ * Copyright (c) 2013 Ed Schouten <ed@FreeBSD.org>
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 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.
+ *
+ * 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 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)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+#include <sys/cdefs.h>
+__FBSDID("$FreeBSD$");
+
+#include <errno.h>
+#include <uchar.h>
+#include <wchar.h>
+#include "xlocale_private.h"
+
+size_t
+c32rtomb_l(char * __restrict s, char32_t c32, mbstate_t * __restrict ps,
+    locale_t locale)
+{
+
+	/* Unicode Standard 5.0, D90: ill-formed characters. */
+	if ((c32 >= 0xd800 && c32 <= 0xdfff) || c32 > 0x10ffff) {
+		errno = EILSEQ;
+		return ((size_t)-1);
+	}
+
+	FIX_LOCALE(locale);
+	if (ps == NULL)
+		ps = &locale->c32rtomb;
+
+	/* Assume wchar_t uses UTF-32. */
+	return (wcrtomb_l(s, c32, ps, locale));
+}
+
+size_t
+c32rtomb(char * __restrict s, char32_t c32, mbstate_t * __restrict ps)
+{
+
+	return (c32rtomb_l(s, c32, ps, __get_locale()));
+}