next citrus step.

reviewed by millert, otto, kevlo, naddy, kettenis...
libc+libstdc++ bump

1 files changed, 88 insertions, 0 deletions

diff --git a/lib/libc/stdio/fputwc.c b/lib/libc/stdio/fputwc.c
new file mode 100644
index 00000000000..4b54cfa4dd5
--- /dev/null
+++ b/lib/libc/stdio/fputwc.c
@@ -0,0 +1,88 @@
+/*	$OpenBSD: fputwc.c,v 1.1 2005/06/17 20:40:32 espie Exp $	*/
+/* $NetBSD: fputwc.c,v 1.3 2003/03/07 07:11:37 tshiozak Exp $ */
+
+/*-
+ * Copyright (c)2001 Citrus Project,
+ * 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.
+ *
+ * $Citrus$
+ */
+
+#include <errno.h>
+#include <limits.h>
+#include <stdio.h>
+#include <wchar.h>
+#include "local.h"
+#include "fvwrite.h"
+
+wint_t
+__fputwc_unlock(wchar_t wc, FILE *fp)
+{
+	struct wchar_io_data *wcio;
+	mbstate_t *st;
+	size_t size;
+	char buf[MB_LEN_MAX];
+	struct __suio uio;
+	struct __siov iov;
+
+	/* LINTED we don't play with buf */
+	iov.iov_base = (void *)buf;
+	uio.uio_iov = &iov;
+	uio.uio_iovcnt = 1;
+
+	_SET_ORIENTATION(fp, 1);
+	wcio = WCIO_GET(fp);
+	if (wcio == 0) {
+		errno = ENOMEM;
+		return WEOF;
+	}
+
+	wcio->wcio_ungetwc_inbuf = 0;
+	st = &wcio->wcio_mbstate_out;
+
+	size = wcrtomb(buf, wc, st);
+	if (size == (size_t)-1) {
+		errno = EILSEQ;
+		return WEOF;
+	}
+
+	uio.uio_resid = iov.iov_len = size;
+	if (__sfvwrite(fp, &uio)) {
+		return WEOF;
+	}
+
+	return (wint_t)wc;
+}
+
+wint_t
+fputwc(wchar_t wc, FILE *fp)
+{
+	wint_t r;
+
+	flockfile(fp);
+	r = __fputwc_unlock(wc, fp);
+	funlockfile(fp);
+
+	return (r);
+}