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-rw-r--r--lib/libc/stdlib/multibyte.c105
1 files changed, 105 insertions, 0 deletions
diff --git a/lib/libc/stdlib/multibyte.c b/lib/libc/stdlib/multibyte.c
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+++ b/lib/libc/stdlib/multibyte.c
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+/*
+ * Copyright (c) 1991 The Regents of the University of California.
+ * 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.
+ * 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
+ * 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
+ * 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.
+ */
+
+#if defined(LIBC_SCCS) && !defined(lint)
+static char sccsid[] = "@(#)multibyte.c 5.1 (Berkeley) 2/18/91";
+#endif /* LIBC_SCCS and not lint */
+
+#include <stdlib.h>
+
+/*
+ * Stub multibyte character functions.
+ * These ignore the current fixed ("C") locale and
+ * always indicate that no multibyte characters are supported.
+ */
+
+int
+mblen(s, n)
+ const char *s;
+ size_t n;
+{
+ if (s && n && *s)
+ return -1;
+ return 0;
+}
+
+/*ARGSUSED*/
+int
+mbtowc(pwc, s, n)
+ wchar_t *pwc;
+ const char *s;
+ size_t n;
+{
+ if (s && n && *s)
+ return -1;
+ return 0;
+}
+
+/*ARGSUSED*/
+int
+#ifdef __STDC__
+wctomb(char *s, wchar_t wchar)
+#else
+wctomb(s, wchar)
+ char *s;
+ wchar_t wchar;
+#endif
+{
+ if (s)
+ return -1;
+ return 0;
+}
+
+/*ARGSUSED*/
+size_t
+mbstowcs(pwcs, s, n)
+ wchar_t *pwcs;
+ const char *s;
+ size_t n;
+{
+ if (s && n && *s)
+ return -1;
+ return 0;
+}
+
+/*ARGSUSED*/
+size_t
+wcstombs(s, pwcs, n)
+ char *s;
+ const wchar_t *pwcs;
+ size_t n;
+{
+ if (pwcs && n && *pwcs)
+ return -1;
+ return 0;
+}