diff --git a/ncurses/widechar/charable.c b/ncurses/widechar/charable.c
new file mode 100644
index 0000000..91ceb32
--- /dev/null
+++ b/ncurses/widechar/charable.c
@@ -0,0 +1,80 @@
+/****************************************************************************
+ * Copyright (c) 2003-2005,2008 Free Software Foundation, Inc.              *
+ *                                                                          *
+ * Permission is hereby granted, free of charge, to any person obtaining a  *
+ * copy of this software and associated documentation files (the            *
+ * "Software"), to deal in the Software without restriction, including      *
+ * without limitation the rights to use, copy, modify, merge, publish,      *
+ * distribute, distribute with modifications, sublicense, and/or sell       *
+ * copies of the Software, and to permit persons to whom the Software is    *
+ * furnished to do so, subject to the following conditions:                 *
+ *                                                                          *
+ * The above copyright notice and this permission notice shall be included  *
+ * in all copies or substantial portions of the Software.                   *
+ *                                                                          *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS  *
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF               *
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.   *
+ * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,   *
+ * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR    *
+ * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR    *
+ * THE USE OR OTHER DEALINGS IN THE SOFTWARE.                               *
+ *                                                                          *
+ * Except as contained in this notice, the name(s) of the above copyright   *
+ * holders shall not be used in advertising or otherwise to promote the     *
+ * sale, use or other dealings in this Software without prior written       *
+ * authorization.                                                           *
+ ****************************************************************************/
+
+/*
+**	Support functions for wide/narrow conversion.
+*/
+
+#include <curses.priv.h>
+
+MODULE_ID("$Id: charable.c,v 1.5 2008/07/05 20:51:41 tom Exp $")
+
+NCURSES_EXPORT(bool) _nc_is_charable(wchar_t ch)
+{
+    bool result;
+#if HAVE_WCTOB
+    result = (wctob((wint_t) ch) == (int) ch);
+#else
+    result = (_nc_to_char(ch) >= 0);
+#endif
+    return result;
+}
+
+NCURSES_EXPORT(int) _nc_to_char(wint_t ch)
+{
+    int result;
+#if HAVE_WCTOB
+    result = wctob(ch);
+#elif HAVE_WCTOMB
+    char temp[MB_LEN_MAX];
+    result = wctomb(temp, ch);
+    if (strlen(temp) == 1)
+	result = UChar(temp[0]);
+    else
+	result = -1;
+#endif
+    return result;
+}
+
+NCURSES_EXPORT(wint_t) _nc_to_widechar(int ch)
+{
+    wint_t result;
+#if HAVE_BTOWC
+    result = btowc(ch);
+#elif HAVE_MBTOWC
+    wchar_t convert;
+    char temp[2];
+    temp[0] = ch;
+    temp[1] = '\0';
+    if (mbtowc(&convert, temp, 1) >= 0)
+	result = convert;
+    else
+	result = WEOF;
+#endif
+    return result;
+}
diff --git a/ncurses/widechar/lib_add_wch.c b/ncurses/widechar/lib_add_wch.c
new file mode 100644
index 0000000..93b41bb
--- /dev/null
+++ b/ncurses/widechar/lib_add_wch.c
@@ -0,0 +1,113 @@
+/****************************************************************************
+ * Copyright (c) 2004,2006 Free Software Foundation, Inc.                   *
+ *                                                                          *
+ * Permission is hereby granted, free of charge, to any person obtaining a  *
+ * copy of this software and associated documentation files (the            *
+ * "Software"), to deal in the Software without restriction, including      *
+ * without limitation the rights to use, copy, modify, merge, publish,      *
+ * distribute, distribute with modifications, sublicense, and/or sell       *
+ * copies of the Software, and to permit persons to whom the Software is    *
+ * furnished to do so, subject to the following conditions:                 *
+ *                                                                          *
+ * The above copyright notice and this permission notice shall be included  *
+ * in all copies or substantial portions of the Software.                   *
+ *                                                                          *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS  *
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF               *
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.   *
+ * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,   *
+ * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR    *
+ * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR    *
+ * THE USE OR OTHER DEALINGS IN THE SOFTWARE.                               *
+ *                                                                          *
+ * Except as contained in this notice, the name(s) of the above copyright   *
+ * holders shall not be used in advertising or otherwise to promote the     *
+ * sale, use or other dealings in this Software without prior written       *
+ * authorization.                                                           *
+ ****************************************************************************/
+
+/*
+**	lib_add_wch.c
+**
+**	The routine wadd_wch().
+**
+*/
+
+#include <curses.priv.h>
+
+MODULE_ID("$Id: lib_add_wch.c,v 1.6 2006/12/02 21:19:17 tom Exp $")
+
+NCURSES_EXPORT(int)
+wadd_wch(WINDOW *win, const cchar_t *wch)
+{
+    PUTC_DATA;
+    int n;
+    int code = ERR;
+
+    TR(TRACE_VIRTPUT | TRACE_CCALLS, (T_CALLED("wadd_wch(%p, %s)"), win,
+				      _tracech_t(wch)));
+
+    if (win != 0) {
+	PUTC_INIT;
+	for (PUTC_i = 0; PUTC_i < CCHARW_MAX; ++PUTC_i) {
+	    attr_t attrs = (wch->attr & A_ATTRIBUTES);
+
+	    if ((PUTC_ch = wch->chars[PUTC_i]) == L'\0')
+		break;
+	    if ((PUTC_n = wcrtomb(PUTC_buf, PUTC_ch, &PUT_st)) <= 0) {
+		code = ERR;
+		if (is8bits(PUTC_ch))
+		    code = waddch(win, UChar(PUTC_ch) | attrs);
+		break;
+	    }
+	    for (n = 0; n < PUTC_n; n++) {
+		if ((code = waddch(win, UChar(PUTC_buf[n]) | attrs)) == ERR) {
+		    break;
+		}
+	    }
+	    if (code == ERR)
+		break;
+	}
+    }
+
+    TR(TRACE_VIRTPUT | TRACE_CCALLS, (T_RETURN("%d"), code));
+    return (code);
+}
+
+NCURSES_EXPORT(int)
+wecho_wchar(WINDOW *win, const cchar_t *wch)
+{
+    PUTC_DATA;
+    int n;
+    int code = ERR;
+
+    TR(TRACE_VIRTPUT | TRACE_CCALLS, (T_CALLED("wecho_wchar(%p, %s)"), win,
+				      _tracech_t(wch)));
+
+    if (win != 0) {
+	PUTC_INIT;
+	for (PUTC_i = 0; PUTC_i < CCHARW_MAX; ++PUTC_i) {
+	    attr_t attrs = (wch->attr & A_ATTRIBUTES);
+
+	    if ((PUTC_ch = wch->chars[PUTC_i]) == L'\0')
+		break;
+	    if ((PUTC_n = wcrtomb(PUTC_buf, PUTC_ch, &PUT_st)) <= 0) {
+		code = ERR;
+		if (is8bits(PUTC_ch))
+		    code = waddch(win, UChar(PUTC_ch) | attrs);
+		break;
+	    }
+	    for (n = 0; n < PUTC_n; n++) {
+		if ((code = waddch(win, UChar(PUTC_buf[n]) | attrs)) == ERR) {
+		    break;
+		}
+	    }
+	    if (code == ERR)
+		break;
+	}
+	wrefresh(win);
+    }
+
+    TR(TRACE_VIRTPUT | TRACE_CCALLS, (T_RETURN("%d"), code));
+    return (code);
+}
diff --git a/ncurses/widechar/lib_box_set.c b/ncurses/widechar/lib_box_set.c
new file mode 100644
index 0000000..35fce46
--- /dev/null
+++ b/ncurses/widechar/lib_box_set.c
@@ -0,0 +1,113 @@
+/****************************************************************************
+ * Copyright (c) 2002 Free Software Foundation, Inc.                        *
+ *                                                                          *
+ * Permission is hereby granted, free of charge, to any person obtaining a  *
+ * copy of this software and associated documentation files (the            *
+ * "Software"), to deal in the Software without restriction, including      *
+ * without limitation the rights to use, copy, modify, merge, publish,      *
+ * distribute, distribute with modifications, sublicense, and/or sell       *
+ * copies of the Software, and to permit persons to whom the Software is    *
+ * furnished to do so, subject to the following conditions:                 *
+ *                                                                          *
+ * The above copyright notice and this permission notice shall be included  *
+ * in all copies or substantial portions of the Software.                   *
+ *                                                                          *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS  *
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF               *
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.   *
+ * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,   *
+ * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR    *
+ * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR    *
+ * THE USE OR OTHER DEALINGS IN THE SOFTWARE.                               *
+ *                                                                          *
+ * Except as contained in this notice, the name(s) of the above copyright   *
+ * holders shall not be used in advertising or otherwise to promote the     *
+ * sale, use or other dealings in this Software without prior written       *
+ * authorization.                                                           *
+ ****************************************************************************/
+
+/****************************************************************************
+ * Authors: Sven Verdoolaege and Thomas Dickey 2001,2002                    *
+ ****************************************************************************/
+
+/*
+**	lib_box_set.c
+**
+**	The routine wborder_set().
+**
+*/
+
+#include <curses.priv.h>
+
+MODULE_ID("$Id: lib_box_set.c,v 1.4 2003/12/06 18:02:13 tom Exp $")
+
+NCURSES_EXPORT(int)
+wborder_set(WINDOW *win,
+	    const ARG_CH_T ls, const ARG_CH_T rs,
+	    const ARG_CH_T ts, const ARG_CH_T bs,
+	    const ARG_CH_T tl, const ARG_CH_T tr,
+	    const ARG_CH_T bl, const ARG_CH_T br)
+{
+    NCURSES_SIZE_T i;
+    NCURSES_SIZE_T endx, endy;
+    NCURSES_CH_T wls, wrs, wts, wbs, wtl, wtr, wbl, wbr;
+
+    T((T_CALLED("wborder(%p,%s,%s,%s,%s,%s,%s,%s,%s)"),
+       win,
+       _tracech_t2(1, ls),
+       _tracech_t2(2, rs),
+       _tracech_t2(3, ts),
+       _tracech_t2(4, bs),
+       _tracech_t2(5, tl),
+       _tracech_t2(6, tr),
+       _tracech_t2(7, bl),
+       _tracech_t2(8, br)));
+
+    if (!win)
+	returnCode(ERR);
+
+#define RENDER_WITH_DEFAULT(ch,def) w ##ch = _nc_render(win, (ch == 0) ? *(const ARG_CH_T)def : *ch)
+
+    RENDER_WITH_DEFAULT(ls, WACS_VLINE);
+    RENDER_WITH_DEFAULT(rs, WACS_VLINE);
+    RENDER_WITH_DEFAULT(ts, WACS_HLINE);
+    RENDER_WITH_DEFAULT(bs, WACS_HLINE);
+    RENDER_WITH_DEFAULT(tl, WACS_ULCORNER);
+    RENDER_WITH_DEFAULT(tr, WACS_URCORNER);
+    RENDER_WITH_DEFAULT(bl, WACS_LLCORNER);
+    RENDER_WITH_DEFAULT(br, WACS_LRCORNER);
+
+    T(("using %s, %s, %s, %s, %s, %s, %s, %s",
+       _tracech_t2(1, CHREF(wls)),
+       _tracech_t2(2, CHREF(wrs)),
+       _tracech_t2(3, CHREF(wts)),
+       _tracech_t2(4, CHREF(wbs)),
+       _tracech_t2(5, CHREF(wtl)),
+       _tracech_t2(6, CHREF(wtr)),
+       _tracech_t2(7, CHREF(wbl)),
+       _tracech_t2(8, CHREF(wbr))));
+
+    endx = win->_maxx;
+    endy = win->_maxy;
+
+    for (i = 0; i <= endx; i++) {
+	win->_line[0].text[i] = wts;
+	win->_line[endy].text[i] = wbs;
+    }
+    win->_line[endy].firstchar = win->_line[0].firstchar = 0;
+    win->_line[endy].lastchar = win->_line[0].lastchar = endx;
+
+    for (i = 0; i <= endy; i++) {
+	win->_line[i].text[0] = wls;
+	win->_line[i].text[endx] = wrs;
+	win->_line[i].firstchar = 0;
+	win->_line[i].lastchar = endx;
+    }
+    win->_line[0].text[0] = wtl;
+    win->_line[0].text[endx] = wtr;
+    win->_line[endy].text[0] = wbl;
+    win->_line[endy].text[endx] = wbr;
+
+    _nc_synchook(win);
+    returnCode(OK);
+}
diff --git a/ncurses/widechar/lib_cchar.c b/ncurses/widechar/lib_cchar.c
new file mode 100644
index 0000000..b4a0c37
--- /dev/null
+++ b/ncurses/widechar/lib_cchar.c
@@ -0,0 +1,129 @@
+/****************************************************************************
+ * Copyright (c) 2001-2005,2007 Free Software Foundation, Inc.              *
+ *                                                                          *
+ * Permission is hereby granted, free of charge, to any person obtaining a  *
+ * copy of this software and associated documentation files (the            *
+ * "Software"), to deal in the Software without restriction, including      *
+ * without limitation the rights to use, copy, modify, merge, publish,      *
+ * distribute, distribute with modifications, sublicense, and/or sell       *
+ * copies of the Software, and to permit persons to whom the Software is    *
+ * furnished to do so, subject to the following conditions:                 *
+ *                                                                          *
+ * The above copyright notice and this permission notice shall be included  *
+ * in all copies or substantial portions of the Software.                   *
+ *                                                                          *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS  *
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF               *
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.   *
+ * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,   *
+ * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR    *
+ * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR    *
+ * THE USE OR OTHER DEALINGS IN THE SOFTWARE.                               *
+ *                                                                          *
+ * Except as contained in this notice, the name(s) of the above copyright   *
+ * holders shall not be used in advertising or otherwise to promote the     *
+ * sale, use or other dealings in this Software without prior written       *
+ * authorization.                                                           *
+ ****************************************************************************/
+
+/*
+**	lib_cchar.c
+**
+**	The routines setcchar() and getcchar().
+**
+*/
+
+#include <curses.priv.h>
+
+MODULE_ID("$Id: lib_cchar.c,v 1.12 2007/05/12 19:03:06 tom Exp $")
+
+/* 
+ * The SuSv2 description leaves some room for interpretation.  We'll assume wch
+ * points to a string which is L'\0' terminated, contains at least one
+ * character with strictly positive width, which must be the first, and
+ * contains no characters of negative width.
+ */
+NCURSES_EXPORT(int)
+setcchar(cchar_t *wcval,
+	 const wchar_t *wch,
+	 const attr_t attrs,
+	 short color_pair,
+	 const void *opts)
+{
+    int i;
+    int len;
+    int code = OK;
+
+    TR(TRACE_CCALLS, (T_CALLED("setcchar(%p,%s,%lu,%d,%p)"),
+		      wcval, _nc_viswbuf(wch),
+		      (unsigned long) attrs, color_pair, opts));
+
+    len = wcslen(wch);
+    if (opts != NULL
+	|| (len > 1 && wcwidth(wch[0]) < 0)) {
+	code = ERR;
+    } else {
+	if (len > CCHARW_MAX)
+	    len = CCHARW_MAX;
+
+	/*
+	 * If we have a following spacing-character, stop at that point.  We
+	 * are only interested in adding non-spacing characters.
+	 */
+	for (i = 1; i < len; ++i) {
+	    if (wcwidth(wch[i]) != 0) {
+		len = i;
+		break;
+	    }
+	}
+
+	memset(wcval, 0, sizeof(*wcval));
+
+	if (len != 0) {
+	    SetAttr(*wcval, attrs | COLOR_PAIR(color_pair));
+	    SetPair(CHDEREF(wcval), color_pair);
+	    memcpy(&wcval->chars, wch, len * sizeof(wchar_t));
+	    TR(TRACE_CCALLS, ("copy %d wchars, first is %s", len,
+			      _tracecchar_t(wcval)));
+	}
+    }
+
+    TR(TRACE_CCALLS, (T_RETURN("%d"), code));
+    return (code);
+}
+
+NCURSES_EXPORT(int)
+getcchar(const cchar_t *wcval,
+	 wchar_t *wch,
+	 attr_t *attrs,
+	 short *color_pair,
+	 void *opts)
+{
+    wchar_t *wp;
+    int len;
+    int code = ERR;
+
+    TR(TRACE_CCALLS, (T_CALLED("getcchar(%p,%p,%p,%p,%p)"),
+		      wcval, wch, attrs, color_pair, opts));
+
+    if (opts == NULL) {
+	len = (wp = wmemchr(wcval->chars, L'\0', CCHARW_MAX))
+	    ? wp - wcval->chars
+	    : CCHARW_MAX;
+
+	if (wch == NULL) {
+	    code = len;
+	} else if (attrs == 0 || color_pair == 0) {
+	    code = ERR;
+	} else if (len >= 0) {
+	    *attrs = AttrOf(*wcval) & A_ATTRIBUTES;
+	    *color_pair = GetPair(*wcval);
+	    wmemcpy(wch, wcval->chars, (unsigned) len);
+	    wch[len] = L'\0';
+	    code = OK;
+	}
+    }
+
+    TR(TRACE_CCALLS, (T_RETURN("%d"), code));
+    return (code);
+}
diff --git a/ncurses/widechar/lib_erasewchar.c b/ncurses/widechar/lib_erasewchar.c
new file mode 100644
index 0000000..7d64553
--- /dev/null
+++ b/ncurses/widechar/lib_erasewchar.c
@@ -0,0 +1,77 @@
+/****************************************************************************
+ * Copyright (c) 2002 Free Software Foundation, Inc.                        *
+ *                                                                          *
+ * Permission is hereby granted, free of charge, to any person obtaining a  *
+ * copy of this software and associated documentation files (the            *
+ * "Software"), to deal in the Software without restriction, including      *
+ * without limitation the rights to use, copy, modify, merge, publish,      *
+ * distribute, distribute with modifications, sublicense, and/or sell       *
+ * copies of the Software, and to permit persons to whom the Software is    *
+ * furnished to do so, subject to the following conditions:                 *
+ *                                                                          *
+ * The above copyright notice and this permission notice shall be included  *
+ * in all copies or substantial portions of the Software.                   *
+ *                                                                          *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS  *
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF               *
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.   *
+ * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,   *
+ * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR    *
+ * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR    *
+ * THE USE OR OTHER DEALINGS IN THE SOFTWARE.                               *
+ *                                                                          *
+ * Except as contained in this notice, the name(s) of the above copyright   *
+ * holders shall not be used in advertising or otherwise to promote the     *
+ * sale, use or other dealings in this Software without prior written       *
+ * authorization.                                                           *
+ ****************************************************************************/
+
+/****************************************************************************
+ *  Author: Thomas E. Dickey 2002                                           *
+ ****************************************************************************/
+
+#include <curses.priv.h>
+
+MODULE_ID("$Id: lib_erasewchar.c,v 1.1 2002/05/11 20:38:06 tom Exp $")
+
+/*
+ *	erasewchar()
+ *
+ *	Return erase character as given in cur_term->Ottyb.
+ *
+ */
+
+NCURSES_EXPORT(int)
+erasewchar(wchar_t * wch)
+{
+    int value;
+    int result = ERR;
+
+    T((T_CALLED("erasewchar()")));
+    if ((value = erasechar()) != ERR) {
+	*wch = value;
+	result = OK;
+    }
+    returnCode(result);
+}
+
+/*
+ *	killwchar()
+ *
+ *	Return kill character as given in cur_term->Ottyb.
+ *
+ */
+
+NCURSES_EXPORT(int)
+killwchar(wchar_t * wch)
+{
+    int value;
+    int result = ERR;
+
+    T((T_CALLED("killwchar()")));
+    if ((value = killchar()) != ERR) {
+	*wch = value;
+	result = OK;
+    }
+    returnCode(result);
+}
diff --git a/ncurses/widechar/lib_get_wch.c b/ncurses/widechar/lib_get_wch.c
new file mode 100644
index 0000000..6cf3129
--- /dev/null
+++ b/ncurses/widechar/lib_get_wch.c
@@ -0,0 +1,128 @@
+/****************************************************************************
+ * Copyright (c) 2002-2007,2008 Free Software Foundation, Inc.              *
+ *                                                                          *
+ * Permission is hereby granted, free of charge, to any person obtaining a  *
+ * copy of this software and associated documentation files (the            *
+ * "Software"), to deal in the Software without restriction, including      *
+ * without limitation the rights to use, copy, modify, merge, publish,      *
+ * distribute, distribute with modifications, sublicense, and/or sell       *
+ * copies of the Software, and to permit persons to whom the Software is    *
+ * furnished to do so, subject to the following conditions:                 *
+ *                                                                          *
+ * The above copyright notice and this permission notice shall be included  *
+ * in all copies or substantial portions of the Software.                   *
+ *                                                                          *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS  *
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF               *
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.   *
+ * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,   *
+ * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR    *
+ * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR    *
+ * THE USE OR OTHER DEALINGS IN THE SOFTWARE.                               *
+ *                                                                          *
+ * Except as contained in this notice, the name(s) of the above copyright   *
+ * holders shall not be used in advertising or otherwise to promote the     *
+ * sale, use or other dealings in this Software without prior written       *
+ * authorization.                                                           *
+ ****************************************************************************/
+
+/****************************************************************************
+ *  Author: Thomas E. Dickey 2002-on                                        *
+ ****************************************************************************/
+
+/*
+**	lib_get_wch.c
+**
+**	The routine get_wch().
+**
+*/
+
+#include <curses.priv.h>
+#include <ctype.h>
+
+MODULE_ID("$Id: lib_get_wch.c,v 1.17 2008/08/16 19:22:55 tom Exp $")
+
+#if HAVE_MBTOWC && HAVE_MBLEN
+#define reset_mbytes(state) mblen(NULL, 0), mbtowc(NULL, NULL, 0)
+#define count_mbytes(buffer,length,state) mblen(buffer,length)
+#define check_mbytes(wch,buffer,length,state) \
+	(int) mbtowc(&wch, buffer, length)
+#define state_unused
+#elif HAVE_MBRTOWC && HAVE_MBRLEN
+#define reset_mbytes(state) init_mb(state)
+#define count_mbytes(buffer,length,state) mbrlen(buffer,length,&state)
+#define check_mbytes(wch,buffer,length,state) \
+	(int) mbrtowc(&wch, buffer, length, &state)
+#else
+make an error
+#endif
+
+NCURSES_EXPORT(int)
+wget_wch(WINDOW *win, wint_t *result)
+{
+    SCREEN *sp;
+    int code;
+    char buffer[(MB_LEN_MAX * 9) + 1];	/* allow some redundant shifts */
+    int status;
+    size_t count = 0;
+    unsigned long value;
+    wchar_t wch;
+#ifndef state_unused
+    mbstate_t state;
+#endif
+
+    T((T_CALLED("wget_wch(%p)"), win));
+
+    /*
+     * We can get a stream of single-byte characters and KEY_xxx codes from
+     * _nc_wgetch(), while we want to return a wide character or KEY_xxx code.
+     */
+    _nc_lock_global(curses);
+    sp = _nc_screen_of(win);
+    if (sp != 0) {
+	for (;;) {
+	    T(("reading %d of %d", (int) count + 1, (int) sizeof(buffer)));
+	    code = _nc_wgetch(win, &value, TRUE EVENTLIST_2nd((_nc_eventlist
+							       *) 0));
+	    if (code == ERR) {
+		break;
+	    } else if (code == KEY_CODE_YES) {
+		/*
+		 * If we were processing an incomplete multibyte character,
+		 * return an error since we have a KEY_xxx code which
+		 * interrupts it.  For some cases, we could improve this by
+		 * writing a new version of lib_getch.c(!), but it is not clear
+		 * whether the improvement would be worth the effort.
+		 */
+		if (count != 0) {
+		    _nc_ungetch(sp, (int) value);
+		    code = ERR;
+		}
+		break;
+	    } else if (count + 1 >= sizeof(buffer)) {
+		_nc_ungetch(sp, (int) value);
+		code = ERR;
+		break;
+	    } else {
+		buffer[count++] = (char) UChar(value);
+		reset_mbytes(state);
+		status = count_mbytes(buffer, count, state);
+		if (status >= 0) {
+		    reset_mbytes(state);
+		    if (check_mbytes(wch, buffer, count, state) != status) {
+			code = ERR;	/* the two calls should match */
+			_nc_ungetch(sp, (int) value);
+		    }
+		    value = wch;
+		    break;
+		}
+	    }
+	}
+    } else {
+	code = ERR;
+    }
+    *result = value;
+    _nc_unlock_global(curses);
+    T(("result %#lo", value));
+    returnCode(code);
+}
diff --git a/ncurses/widechar/lib_get_wstr.c b/ncurses/widechar/lib_get_wstr.c
new file mode 100644
index 0000000..baa70a5
--- /dev/null
+++ b/ncurses/widechar/lib_get_wstr.c
@@ -0,0 +1,232 @@
+/****************************************************************************
+ * Copyright (c) 2002-2004,2008 Free Software Foundation, Inc.              *
+ *                                                                          *
+ * Permission is hereby granted, free of charge, to any person obtaining a  *
+ * copy of this software and associated documentation files (the            *
+ * "Software"), to deal in the Software without restriction, including      *
+ * without limitation the rights to use, copy, modify, merge, publish,      *
+ * distribute, distribute with modifications, sublicense, and/or sell       *
+ * copies of the Software, and to permit persons to whom the Software is    *
+ * furnished to do so, subject to the following conditions:                 *
+ *                                                                          *
+ * The above copyright notice and this permission notice shall be included  *
+ * in all copies or substantial portions of the Software.                   *
+ *                                                                          *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS  *
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF               *
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.   *
+ * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,   *
+ * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR    *
+ * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR    *
+ * THE USE OR OTHER DEALINGS IN THE SOFTWARE.                               *
+ *                                                                          *
+ * Except as contained in this notice, the name(s) of the above copyright   *
+ * holders shall not be used in advertising or otherwise to promote the     *
+ * sale, use or other dealings in this Software without prior written       *
+ * authorization.                                                           *
+ ****************************************************************************/
+
+/****************************************************************************
+ *  Author: Thomas E. Dickey                                                *
+ ****************************************************************************/
+
+/*
+**	lib_get_wstr.c
+**
+**	The routine wgetn_wstr().
+**
+*/
+
+#include <curses.priv.h>
+#include <term.h>
+
+MODULE_ID("$Id: lib_get_wstr.c,v 1.10 2008/08/16 19:25:33 tom Exp $")
+
+static int
+wadd_wint(WINDOW *win, wint_t *src)
+{
+    cchar_t tmp;
+    wchar_t wch[2];
+
+    wch[0] = (wchar_t) (*src);
+    wch[1] = 0;
+    setcchar(&tmp, wch, A_NORMAL, 0, NULL);
+    return wadd_wch(win, &tmp);
+}
+
+/*
+ * This wipes out the last character, no matter whether it was a tab, control
+ * or other character, and handles reverse wraparound.
+ */
+static wint_t *
+WipeOut(WINDOW *win, int y, int x, wint_t *first, wint_t *last, bool echoed)
+{
+    if (last > first) {
+	*--last = '\0';
+	if (echoed) {
+	    int y1 = win->_cury;
+	    int x1 = win->_curx;
+	    int n;
+
+	    wmove(win, y, x);
+	    for (n = 0; first[n] != 0; ++n) {
+		wadd_wint(win, first + n);
+	    }
+	    getyx(win, y, x);
+	    while (win->_cury < y1
+		   || (win->_cury == y1 && win->_curx < x1))
+		waddch(win, (chtype) ' ');
+
+	    wmove(win, y, x);
+	}
+    }
+    return last;
+}
+
+NCURSES_EXPORT(int)
+wgetn_wstr(WINDOW *win, wint_t *str, int maxlen)
+{
+    SCREEN *sp = _nc_screen_of(win);
+    TTY buf;
+    bool oldnl, oldecho, oldraw, oldcbreak;
+    wint_t erasec;
+    wint_t killc;
+    wint_t *oldstr = str;
+    wint_t *tmpstr = str;
+    wint_t ch;
+    int y, x, code;
+
+    T((T_CALLED("wgetn_wstr(%p,%p, %d)"), win, str, maxlen));
+
+    if (!win)
+	returnCode(ERR);
+
+    _nc_get_tty_mode(&buf);
+
+    oldnl = sp->_nl;
+    oldecho = sp->_echo;
+    oldraw = sp->_raw;
+    oldcbreak = sp->_cbreak;
+    nl();
+    noecho();
+    noraw();
+    cbreak();
+
+    erasec = (wint_t) erasechar();
+    killc = (wint_t) killchar();
+
+    getyx(win, y, x);
+
+    if (is_wintouched(win) || (win->_flags & _HASMOVED))
+	wrefresh(win);
+
+    while ((code = wget_wch(win, &ch)) != ERR) {
+	/*
+	 * Map special characters into key-codes.
+	 */
+	if (ch == '\r')
+	    ch = '\n';
+	if (ch == '\n') {
+	    code = KEY_CODE_YES;
+	    ch = KEY_ENTER;
+	}
+	if (ch < KEY_MIN) {
+	    if (ch == erasec) {
+		ch = KEY_BACKSPACE;
+		code = KEY_CODE_YES;
+	    }
+	    if (ch == killc) {
+		ch = KEY_EOL;
+		code = KEY_CODE_YES;
+	    }
+	}
+	if (code == KEY_CODE_YES) {
+	    /*
+	     * Some terminals (the Wyse-50 is the most common) generate a \n
+	     * from the down-arrow key.  With this logic, it's the user's
+	     * choice whether to set kcud=\n for wget_wch(); terminating
+	     * *getn_wstr() with \n should work either way.
+	     */
+	    if (ch == KEY_DOWN || ch == KEY_ENTER) {
+		if (oldecho == TRUE
+		    && win->_cury == win->_maxy
+		    && win->_scroll)
+		    wechochar(win, (chtype) '\n');
+		break;
+	    }
+	    if (ch == KEY_LEFT || ch == KEY_BACKSPACE) {
+		if (tmpstr > oldstr) {
+		    tmpstr = WipeOut(win, y, x, oldstr, tmpstr, oldecho);
+		}
+	    } else if (ch == KEY_EOL) {
+		while (tmpstr > oldstr) {
+		    tmpstr = WipeOut(win, y, x, oldstr, tmpstr, oldecho);
+		}
+	    } else {
+		beep();
+	    }
+	} else if (maxlen >= 0 && tmpstr - oldstr >= maxlen) {
+	    beep();
+	} else {
+	    *tmpstr++ = ch;
+	    *tmpstr = 0;
+	    if (oldecho == TRUE) {
+		int oldy = win->_cury;
+
+		if (wadd_wint(win, tmpstr - 1) == ERR) {
+		    /*
+		     * We can't really use the lower-right corner for input,
+		     * since it'll mess up bookkeeping for erases.
+		     */
+		    win->_flags &= ~_WRAPPED;
+		    waddch(win, (chtype) ' ');
+		    tmpstr = WipeOut(win, y, x, oldstr, tmpstr, oldecho);
+		    continue;
+		} else if (win->_flags & _WRAPPED) {
+		    /*
+		     * If the last waddch forced a wrap & scroll, adjust our
+		     * reference point for erasures.
+		     */
+		    if (win->_scroll
+			&& oldy == win->_maxy
+			&& win->_cury == win->_maxy) {
+			if (--y <= 0) {
+			    y = 0;
+			}
+		    }
+		    win->_flags &= ~_WRAPPED;
+		}
+		wrefresh(win);
+	    }
+	}
+    }
+
+    win->_curx = 0;
+    win->_flags &= ~_WRAPPED;
+    if (win->_cury < win->_maxy)
+	win->_cury++;
+    wrefresh(win);
+
+    /* Restore with a single I/O call, to fix minor asymmetry between
+     * raw/noraw, etc.
+     */
+    sp->_nl = oldnl;
+    sp->_echo = oldecho;
+    sp->_raw = oldraw;
+    sp->_cbreak = oldcbreak;
+
+    (void) _nc_set_tty_mode(&buf);
+
+    *tmpstr = 0;
+    if (code == ERR) {
+	if (tmpstr == oldstr) {
+	    *tmpstr++ = WEOF;
+	    *tmpstr = 0;
+	}
+	returnCode(ERR);
+    }
+
+    T(("wgetn_wstr returns %s", _nc_viswibuf(oldstr)));
+
+    returnCode(OK);
+}
diff --git a/ncurses/widechar/lib_hline_set.c b/ncurses/widechar/lib_hline_set.c
new file mode 100644
index 0000000..43175de
--- /dev/null
+++ b/ncurses/widechar/lib_hline_set.c
@@ -0,0 +1,79 @@
+/****************************************************************************
+ * Copyright (c) 2002 Free Software Foundation, Inc.                        *
+ *                                                                          *
+ * Permission is hereby granted, free of charge, to any person obtaining a  *
+ * copy of this software and associated documentation files (the            *
+ * "Software"), to deal in the Software without restriction, including      *
+ * without limitation the rights to use, copy, modify, merge, publish,      *
+ * distribute, distribute with modifications, sublicense, and/or sell       *
+ * copies of the Software, and to permit persons to whom the Software is    *
+ * furnished to do so, subject to the following conditions:                 *
+ *                                                                          *
+ * The above copyright notice and this permission notice shall be included  *
+ * in all copies or substantial portions of the Software.                   *
+ *                                                                          *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS  *
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF               *
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.   *
+ * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,   *
+ * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR    *
+ * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR    *
+ * THE USE OR OTHER DEALINGS IN THE SOFTWARE.                               *
+ *                                                                          *
+ * Except as contained in this notice, the name(s) of the above copyright   *
+ * holders shall not be used in advertising or otherwise to promote the     *
+ * sale, use or other dealings in this Software without prior written       *
+ * authorization.                                                           *
+ ****************************************************************************/
+
+/****************************************************************************
+ *  Author: Thomas Dickey 2002                                              *
+ ****************************************************************************/
+
+/*
+**	lib_hline_set.c
+**
+**	The routine whline_set().
+**
+*/
+
+#include <curses.priv.h>
+
+MODULE_ID("$Id: lib_hline_set.c,v 1.2 2002/03/23 21:35:34 tom Exp $")
+
+NCURSES_EXPORT(int)
+whline_set(WINDOW *win, const cchar_t * ch, int n)
+{
+    int code = ERR;
+    NCURSES_SIZE_T start;
+    NCURSES_SIZE_T end;
+
+    T((T_CALLED("whline_set(%p,%s,%d)"), win, _tracecchar_t(ch), n));
+
+    if (win) {
+	struct ldat *line = &(win->_line[win->_cury]);
+	NCURSES_CH_T wch;
+
+	start = win->_curx;
+	end = start + n - 1;
+	if (end > win->_maxx)
+	    end = win->_maxx;
+
+	CHANGED_RANGE(line, start, end);
+
+	if (ch == 0)
+	    wch = *WACS_HLINE;
+	else
+	    wch = *ch;
+	wch = _nc_render(win, wch);
+
+	while (end >= start) {
+	    line->text[end] = wch;
+	    end--;
+	}
+
+	_nc_synchook(win);
+	code = OK;
+    }
+    returnCode(code);
+}
diff --git a/ncurses/widechar/lib_in_wch.c b/ncurses/widechar/lib_in_wch.c
new file mode 100644
index 0000000..5cd92e3
--- /dev/null
+++ b/ncurses/widechar/lib_in_wch.c
@@ -0,0 +1,62 @@
+/****************************************************************************
+ * Copyright (c) 2002-2004,2006 Free Software Foundation, Inc.              *
+ *                                                                          *
+ * Permission is hereby granted, free of charge, to any person obtaining a  *
+ * copy of this software and associated documentation files (the            *
+ * "Software"), to deal in the Software without restriction, including      *
+ * without limitation the rights to use, copy, modify, merge, publish,      *
+ * distribute, distribute with modifications, sublicense, and/or sell       *
+ * copies of the Software, and to permit persons to whom the Software is    *
+ * furnished to do so, subject to the following conditions:                 *
+ *                                                                          *
+ * The above copyright notice and this permission notice shall be included  *
+ * in all copies or substantial portions of the Software.                   *
+ *                                                                          *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS  *
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF               *
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.   *
+ * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,   *
+ * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR    *
+ * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR    *
+ * THE USE OR OTHER DEALINGS IN THE SOFTWARE.                               *
+ *                                                                          *
+ * Except as contained in this notice, the name(s) of the above copyright   *
+ * holders shall not be used in advertising or otherwise to promote the     *
+ * sale, use or other dealings in this Software without prior written       *
+ * authorization.                                                           *
+ ****************************************************************************/
+
+/****************************************************************************
+ * Author: Thomas Dickey                                                    *
+ ****************************************************************************/
+
+/*
+**	lib_in_wch.c
+**
+**	The routine win_wch().
+**
+*/
+
+#include <curses.priv.h>
+
+MODULE_ID("$Id: lib_in_wch.c,v 1.4 2006/09/03 15:41:22 tom Exp $")
+
+NCURSES_EXPORT(int)
+win_wch(WINDOW *win, cchar_t *wcval)
+{
+    int row, col;
+    int code = OK;
+
+    TR(TRACE_CCALLS, (T_CALLED("win_wch(%p,%p)"), win, wcval));
+    if (win != 0
+	&& wcval != 0) {
+	getyx(win, row, col);
+
+	*wcval = win->_line[row].text[col];
+	TR(TRACE_CCALLS, ("data %s", _tracecchar_t(wcval)));
+    } else {
+	code = ERR;
+    }
+    TR(TRACE_CCALLS, (T_RETURN("%d"), code));
+    return (code);
+}
diff --git a/ncurses/widechar/lib_in_wchnstr.c b/ncurses/widechar/lib_in_wchnstr.c
new file mode 100644
index 0000000..e9f0646
--- /dev/null
+++ b/ncurses/widechar/lib_in_wchnstr.c
@@ -0,0 +1,76 @@
+/****************************************************************************
+ * Copyright (c) 2002-2004-2007 Free Software Foundation, Inc.              *
+ *                                                                          *
+ * Permission is hereby granted, free of charge, to any person obtaining a  *
+ * copy of this software and associated documentation files (the            *
+ * "Software"), to deal in the Software without restriction, including      *
+ * without limitation the rights to use, copy, modify, merge, publish,      *
+ * distribute, distribute with modifications, sublicense, and/or sell       *
+ * copies of the Software, and to permit persons to whom the Software is    *
+ * furnished to do so, subject to the following conditions:                 *
+ *                                                                          *
+ * The above copyright notice and this permission notice shall be included  *
+ * in all copies or substantial portions of the Software.                   *
+ *                                                                          *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS  *
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF               *
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.   *
+ * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,   *
+ * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR    *
+ * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR    *
+ * THE USE OR OTHER DEALINGS IN THE SOFTWARE.                               *
+ *                                                                          *
+ * Except as contained in this notice, the name(s) of the above copyright   *
+ * holders shall not be used in advertising or otherwise to promote the     *
+ * sale, use or other dealings in this Software without prior written       *
+ * authorization.                                                           *
+ ****************************************************************************/
+
+/****************************************************************************
+ * Author: Thomas Dickey                                                    *
+ ****************************************************************************/
+
+/*
+**	lib_in_wchnstr.c
+**
+**	The routine win_wchnstr().
+**
+*/
+
+#include <curses.priv.h>
+
+MODULE_ID("$Id: lib_in_wchnstr.c,v 1.7 2007/02/11 01:00:00 tom Exp $")
+
+NCURSES_EXPORT(int)
+win_wchnstr(WINDOW *win, cchar_t *wchstr, int n)
+{
+    int code = OK;
+
+    T((T_CALLED("win_wchnstr(%p,%p,%d)"), win, wchstr, n));
+    if (win != 0
+	&& wchstr != 0) {
+	NCURSES_CH_T *src;
+	int row, col;
+	int j, k, limit;
+
+	getyx(win, row, col);
+	limit = getmaxx(win) - col;
+	src = &(win->_line[row].text[col]);
+
+	if (n < 0) {
+	    n = limit;
+	} else if (n > limit) {
+	    n = limit;
+	}
+	for (j = k = 0; j < n; ++j) {
+	    if (j == 0 || !WidecExt(src[j]) || isWidecBase(src[j])) {
+		wchstr[k++] = src[j];
+	    }
+	}
+	memset(&(wchstr[k]), 0, sizeof(*wchstr));
+	T(("result = %s", _nc_viscbuf(wchstr, n)));
+    } else {
+	code = ERR;
+    }
+    returnCode(code);
+}
diff --git a/ncurses/widechar/lib_ins_wch.c b/ncurses/widechar/lib_ins_wch.c
new file mode 100644
index 0000000..c3d0420
--- /dev/null
+++ b/ncurses/widechar/lib_ins_wch.c
@@ -0,0 +1,144 @@
+/****************************************************************************
+ * Copyright (c) 2002-2003,2005 Free Software Foundation, Inc.              *
+ *                                                                          *
+ * Permission is hereby granted, free of charge, to any person obtaining a  *
+ * copy of this software and associated documentation files (the            *
+ * "Software"), to deal in the Software without restriction, including      *
+ * without limitation the rights to use, copy, modify, merge, publish,      *
+ * distribute, distribute with modifications, sublicense, and/or sell       *
+ * copies of the Software, and to permit persons to whom the Software is    *
+ * furnished to do so, subject to the following conditions:                 *
+ *                                                                          *
+ * The above copyright notice and this permission notice shall be included  *
+ * in all copies or substantial portions of the Software.                   *
+ *                                                                          *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS  *
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF               *
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.   *
+ * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,   *
+ * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR    *
+ * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR    *
+ * THE USE OR OTHER DEALINGS IN THE SOFTWARE.                               *
+ *                                                                          *
+ * Except as contained in this notice, the name(s) of the above copyright   *
+ * holders shall not be used in advertising or otherwise to promote the     *
+ * sale, use or other dealings in this Software without prior written       *
+ * authorization.                                                           *
+ ****************************************************************************/
+
+/****************************************************************************
+ *  Author: Thomas Dickey 2002                                              *
+ ****************************************************************************/
+
+/*
+**	lib_ins_wch.c
+**
+**	The routine wins_wch().
+**
+*/
+
+#include <curses.priv.h>
+
+MODULE_ID("$Id: lib_ins_wch.c,v 1.8 2005/12/03 20:24:19 tom Exp $")
+
+/*
+ * Insert the given character, updating the current location to simplify
+ * inserting a string.
+ */
+static int
+_nc_insert_wch(WINDOW *win, const cchar_t *wch)
+{
+    int cells = wcwidth(CharOf(CHDEREF(wch)));
+    int cell;
+
+    if (cells <= 0)
+	cells = 1;
+
+    if (win->_curx <= win->_maxx) {
+	struct ldat *line = &(win->_line[win->_cury]);
+	NCURSES_CH_T *end = &(line->text[win->_curx]);
+	NCURSES_CH_T *temp1 = &(line->text[win->_maxx]);
+	NCURSES_CH_T *temp2 = temp1 - cells;
+
+	CHANGED_TO_EOL(line, win->_curx, win->_maxx);
+	while (temp1 > end)
+	    *temp1-- = *temp2--;
+
+	*temp1 = _nc_render(win, *wch);
+	for (cell = 1; cell < cells; ++cell) {
+	    SetWidecExt(temp1[cell], cell);
+	}
+
+	win->_curx++;
+    }
+    return OK;
+}
+
+NCURSES_EXPORT(int)
+wins_wch(WINDOW *win, const cchar_t *wch)
+{
+    NCURSES_SIZE_T oy;
+    NCURSES_SIZE_T ox;
+    int code = ERR;
+
+    T((T_CALLED("wins_wch(%p, %s)"), win, _tracecchar_t(wch)));
+
+    if (win != 0) {
+	oy = win->_cury;
+	ox = win->_curx;
+
+	code = _nc_insert_wch(win, wch);
+
+	win->_curx = ox;
+	win->_cury = oy;
+	_nc_synchook(win);
+    }
+    returnCode(code);
+}
+
+NCURSES_EXPORT(int)
+wins_nwstr(WINDOW *win, const wchar_t *wstr, int n)
+{
+    int code = ERR;
+    NCURSES_SIZE_T oy;
+    NCURSES_SIZE_T ox;
+    const wchar_t *cp;
+
+    T((T_CALLED("wins_nwstr(%p,%s,%d)"), win, _nc_viswbufn(wstr, n), n));
+
+    if (win != 0
+	&& wstr != 0) {
+	if (n < 1)
+	    n = wcslen(wstr);
+	code = OK;
+	if (n > 0) {
+	    oy = win->_cury;
+	    ox = win->_curx;
+	    for (cp = wstr; *cp && ((cp - wstr) < n); cp++) {
+		int len = wcwidth(*cp);
+
+		if (len != 1 || !is8bits(*cp)) {
+		    cchar_t tmp_cchar;
+		    wchar_t tmp_wchar = *cp;
+		    memset(&tmp_cchar, 0, sizeof(tmp_cchar));
+		    (void) setcchar(&tmp_cchar,
+				    &tmp_wchar,
+				    WA_NORMAL,
+				    0,
+				    (void *) 0);
+		    code = _nc_insert_wch(win, &tmp_cchar);
+		} else {
+		    /* tabs, other ASCII stuff */
+		    code = _nc_insert_ch(win, (chtype) (*cp));
+		}
+		if (code != OK)
+		    break;
+	    }
+
+	    win->_curx = ox;
+	    win->_cury = oy;
+	    _nc_synchook(win);
+	}
+    }
+    returnCode(code);
+}
diff --git a/ncurses/widechar/lib_inwstr.c b/ncurses/widechar/lib_inwstr.c
new file mode 100644
index 0000000..2207a5f
--- /dev/null
+++ b/ncurses/widechar/lib_inwstr.c
@@ -0,0 +1,100 @@
+/****************************************************************************
+ * Copyright (c) 2002,2004 Free Software Foundation, Inc.                   *
+ *                                                                          *
+ * Permission is hereby granted, free of charge, to any person obtaining a  *
+ * copy of this software and associated documentation files (the            *
+ * "Software"), to deal in the Software without restriction, including      *
+ * without limitation the rights to use, copy, modify, merge, publish,      *
+ * distribute, distribute with modifications, sublicense, and/or sell       *
+ * copies of the Software, and to permit persons to whom the Software is    *
+ * furnished to do so, subject to the following conditions:                 *
+ *                                                                          *
+ * The above copyright notice and this permission notice shall be included  *
+ * in all copies or substantial portions of the Software.                   *
+ *                                                                          *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS  *
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF               *
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.   *
+ * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,   *
+ * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR    *
+ * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR    *
+ * THE USE OR OTHER DEALINGS IN THE SOFTWARE.                               *
+ *                                                                          *
+ * Except as contained in this notice, the name(s) of the above copyright   *
+ * holders shall not be used in advertising or otherwise to promote the     *
+ * sale, use or other dealings in this Software without prior written       *
+ * authorization.                                                           *
+ ****************************************************************************/
+
+/****************************************************************************
+ * Author: Thomas Dickey                                                    *
+ ****************************************************************************/
+
+/*
+**	lib_inwstr.c
+**
+**	The routines winnwstr() and winwstr().
+**
+*/
+
+#include <curses.priv.h>
+
+MODULE_ID("$Id: lib_inwstr.c,v 1.4 2004/10/23 20:41:28 tom Exp $")
+
+NCURSES_EXPORT(int)
+winnwstr(WINDOW *win, wchar_t *wstr, int n)
+{
+    int row, col, inx;
+    int count = 0;
+    int last = 0;
+    cchar_t *text;
+    wchar_t wch;
+
+    T((T_CALLED("winnwstr(%p,%p,%d)"), win, wstr, n));
+    if (wstr != 0) {
+	if (win) {
+	    getyx(win, row, col);
+
+	    text = win->_line[row].text;
+	    while (count < n && count != ERR) {
+		if (!isWidecExt(text[col])) {
+		    for (inx = 0; (inx < CCHARW_MAX)
+			 && ((wch = text[col].chars[inx]) != 0);
+			 ++inx) {
+			if (count + 1 > n) {
+			    if ((count = last) == 0) {
+				count = ERR;	/* error if we store nothing */
+			    }
+			    break;
+			}
+			wstr[count++] = wch;
+		    }
+		}
+		last = count;
+		if (++col > win->_maxx) {
+		    break;
+		}
+	    }
+	}
+	if (count > 0) {
+	    wstr[count] = '\0';
+	    T(("winnwstr returns %s", _nc_viswbuf(wstr)));
+	}
+    }
+    returnCode(count);
+}
+
+/*
+ * X/Open says winwstr() returns OK if not ERR.  If that is not a blunder, it
+ * must have a null termination on the string (see above).  Unlike winnstr(),
+ * it does not define what happens for a negative count with winnwstr().
+ */
+NCURSES_EXPORT(int)
+winwstr(WINDOW *win, wchar_t *wstr)
+{
+    int result = OK;
+    T((T_CALLED("winwstr(%p,%p)"), win, wstr));
+    if (winnwstr(win, wstr, CCHARW_MAX * (win->_maxx - win->_curx + 1)) == ERR)
+	result = ERR;
+    returnCode(result);
+}
diff --git a/ncurses/widechar/lib_key_name.c b/ncurses/widechar/lib_key_name.c
new file mode 100644
index 0000000..da65f21
--- /dev/null
+++ b/ncurses/widechar/lib_key_name.c
@@ -0,0 +1,62 @@
+/****************************************************************************
+ * Copyright (c) 2007 Free Software Foundation, Inc.                        *
+ *                                                                          *
+ * Permission is hereby granted, free of charge, to any person obtaining a  *
+ * copy of this software and associated documentation files (the            *
+ * "Software"), to deal in the Software without restriction, including      *
+ * without limitation the rights to use, copy, modify, merge, publish,      *
+ * distribute, distribute with modifications, sublicense, and/or sell       *
+ * copies of the Software, and to permit persons to whom the Software is    *
+ * furnished to do so, subject to the following conditions:                 *
+ *                                                                          *
+ * The above copyright notice and this permission notice shall be included  *
+ * in all copies or substantial portions of the Software.                   *
+ *                                                                          *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS  *
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF               *
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.   *
+ * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,   *
+ * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR    *
+ * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR    *
+ * THE USE OR OTHER DEALINGS IN THE SOFTWARE.                               *
+ *                                                                          *
+ * Except as contained in this notice, the name(s) of the above copyright   *
+ * holders shall not be used in advertising or otherwise to promote the     *
+ * sale, use or other dealings in this Software without prior written       *
+ * authorization.                                                           *
+ ****************************************************************************/
+
+/*
+**	lib_key_name.c
+**
+**	The routine key_name().
+**
+*/
+
+#include <curses.priv.h>
+
+MODULE_ID("$Id: lib_key_name.c,v 1.3 2008/10/11 20:15:14 tom Exp $")
+
+NCURSES_EXPORT(NCURSES_CONST char *)
+key_name(wchar_t c)
+{
+    cchar_t my_cchar;
+    wchar_t *my_wchars;
+    size_t len;
+
+    /* FIXME: move to _nc_globals */
+    static char result[MB_LEN_MAX + 1];
+
+    memset(&my_cchar, 0, sizeof(my_cchar));
+    my_cchar.chars[0] = c;
+    my_cchar.chars[1] = L'\0';
+
+    my_wchars = wunctrl(&my_cchar);
+    len = wcstombs(result, my_wchars, sizeof(result) - 1);
+    if (isEILSEQ(len) || (len == 0)) {
+	return 0;
+    }
+
+    result[len] = '\0';
+    return result;
+}
diff --git a/ncurses/widechar/lib_pecho_wchar.c b/ncurses/widechar/lib_pecho_wchar.c
new file mode 100644
index 0000000..e612775
--- /dev/null
+++ b/ncurses/widechar/lib_pecho_wchar.c
@@ -0,0 +1,57 @@
+/****************************************************************************
+ * Copyright (c) 2004 Free Software Foundation, Inc.                        *
+ *                                                                          *
+ * Permission is hereby granted, free of charge, to any person obtaining a  *
+ * copy of this software and associated documentation files (the            *
+ * "Software"), to deal in the Software without restriction, including      *
+ * without limitation the rights to use, copy, modify, merge, publish,      *
+ * distribute, distribute with modifications, sublicense, and/or sell       *
+ * copies of the Software, and to permit persons to whom the Software is    *
+ * furnished to do so, subject to the following conditions:                 *
+ *                                                                          *
+ * The above copyright notice and this permission notice shall be included  *
+ * in all copies or substantial portions of the Software.                   *
+ *                                                                          *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS  *
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF               *
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.   *
+ * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,   *
+ * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR    *
+ * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR    *
+ * THE USE OR OTHER DEALINGS IN THE SOFTWARE.                               *
+ *                                                                          *
+ * Except as contained in this notice, the name(s) of the above copyright   *
+ * holders shall not be used in advertising or otherwise to promote the     *
+ * sale, use or other dealings in this Software without prior written       *
+ * authorization.                                                           *
+ ****************************************************************************/
+
+/****************************************************************************
+ *  Author: Thomas E. Dickey                                                *
+ ****************************************************************************/
+
+#include <curses.priv.h>
+
+MODULE_ID("$Id: lib_pecho_wchar.c,v 1.1 2004/01/03 21:42:01 tom Exp $")
+
+NCURSES_EXPORT(int)
+pecho_wchar(WINDOW *pad, const cchar_t * wch)
+{
+    T((T_CALLED("pecho_wchar(%p, %s)"), pad, _tracech_t(wch)));
+
+    if (pad == 0)
+	returnCode(ERR);
+
+    if (!(pad->_flags & _ISPAD))
+	returnCode(wecho_wchar(pad, wch));
+
+    wadd_wch(pad, wch);
+    prefresh(pad, pad->_pad._pad_y,
+	     pad->_pad._pad_x,
+	     pad->_pad._pad_top,
+	     pad->_pad._pad_left,
+	     pad->_pad._pad_bottom,
+	     pad->_pad._pad_right);
+
+    returnCode(OK);
+}
diff --git a/ncurses/widechar/lib_slk_wset.c b/ncurses/widechar/lib_slk_wset.c
new file mode 100644
index 0000000..646b5d9
--- /dev/null
+++ b/ncurses/widechar/lib_slk_wset.c
@@ -0,0 +1,72 @@
+/****************************************************************************
+ * Copyright (c) 2003-2004,2005 Free Software Foundation, Inc.              *
+ *                                                                          *
+ * Permission is hereby granted, free of charge, to any person obtaining a  *
+ * copy of this software and associated documentation files (the            *
+ * "Software"), to deal in the Software without restriction, including      *
+ * without limitation the rights to use, copy, modify, merge, publish,      *
+ * distribute, distribute with modifications, sublicense, and/or sell       *
+ * copies of the Software, and to permit persons to whom the Software is    *
+ * furnished to do so, subject to the following conditions:                 *
+ *                                                                          *
+ * The above copyright notice and this permission notice shall be included  *
+ * in all copies or substantial portions of the Software.                   *
+ *                                                                          *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS  *
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF               *
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.   *
+ * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,   *
+ * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR    *
+ * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR    *
+ * THE USE OR OTHER DEALINGS IN THE SOFTWARE.                               *
+ *                                                                          *
+ * Except as contained in this notice, the name(s) of the above copyright   *
+ * holders shall not be used in advertising or otherwise to promote the     *
+ * sale, use or other dealings in this Software without prior written       *
+ * authorization.                                                           *
+ ****************************************************************************/
+
+/****************************************************************************
+ *  Author: Thomas E. Dickey                                                *
+ ****************************************************************************/
+
+/*
+ *	lib_slk_wset.c
+ *      Set soft label text.
+ */
+#include <curses.priv.h>
+
+#if HAVE_WCTYPE_H
+#include <wctype.h>
+#endif
+
+MODULE_ID("$Id: lib_slk_wset.c,v 1.11 2005/01/16 01:03:53 tom Exp $")
+
+NCURSES_EXPORT(int)
+slk_wset(int i, const wchar_t *astr, int format)
+{
+    int result = ERR;
+    size_t arglen;
+    const wchar_t *str;
+    char *mystr;
+    mbstate_t state;
+
+    T((T_CALLED("slk_wset(%d, %s, %d)"), i, _nc_viswbuf(astr), format));
+
+    init_mb(state);
+    str = astr;
+    if ((arglen = wcsrtombs(NULL, &str, 0, &state)) != (size_t) -1) {
+	if ((mystr = (char *) _nc_doalloc(0, arglen + 1)) != 0) {
+	    str = astr;
+	    if (wcsrtombs(mystr, &str, arglen, &state) != (size_t) -1) {
+		/* glibc documentation claims that the terminating L'\0'
+		 * is written, but it is not...
+		 */
+		mystr[arglen] = 0;
+		result = slk_set(i, mystr, format);
+	    }
+	    free(mystr);
+	}
+    }
+    returnCode(result);
+}
diff --git a/ncurses/widechar/lib_unget_wch.c b/ncurses/widechar/lib_unget_wch.c
new file mode 100644
index 0000000..bb2c4a0
--- /dev/null
+++ b/ncurses/widechar/lib_unget_wch.c
@@ -0,0 +1,103 @@
+/****************************************************************************
+ * Copyright (c) 2002-2007,2008 Free Software Foundation, Inc.              *
+ *                                                                          *
+ * Permission is hereby granted, free of charge, to any person obtaining a  *
+ * copy of this software and associated documentation files (the            *
+ * "Software"), to deal in the Software without restriction, including      *
+ * without limitation the rights to use, copy, modify, merge, publish,      *
+ * distribute, distribute with modifications, sublicense, and/or sell       *
+ * copies of the Software, and to permit persons to whom the Software is    *
+ * furnished to do so, subject to the following conditions:                 *
+ *                                                                          *
+ * The above copyright notice and this permission notice shall be included  *
+ * in all copies or substantial portions of the Software.                   *
+ *                                                                          *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS  *
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF               *
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.   *
+ * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,   *
+ * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR    *
+ * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR    *
+ * THE USE OR OTHER DEALINGS IN THE SOFTWARE.                               *
+ *                                                                          *
+ * Except as contained in this notice, the name(s) of the above copyright   *
+ * holders shall not be used in advertising or otherwise to promote the     *
+ * sale, use or other dealings in this Software without prior written       *
+ * authorization.                                                           *
+ ****************************************************************************/
+
+/****************************************************************************
+ *  Author: Thomas E. Dickey 2002                                           *
+ ****************************************************************************/
+
+/*
+**	lib_unget_wch.c
+**
+**	The routine unget_wch().
+**
+*/
+
+#include <curses.priv.h>
+
+MODULE_ID("$Id: lib_unget_wch.c,v 1.10 2008/06/07 14:50:37 tom Exp $")
+
+/*
+ * Wrapper for wcrtomb() which obtains the length needed for the given
+ * wide-character 'source'.
+ */
+NCURSES_EXPORT(size_t)
+_nc_wcrtomb(char *target, wchar_t source, mbstate_t * state)
+{
+    int result;
+
+    if (target == 0) {
+	wchar_t temp[2];
+	const wchar_t *tempp = temp;
+	temp[0] = source;
+	temp[1] = 0;
+	result = wcsrtombs(NULL, &tempp, 0, state);
+    } else {
+	result = wcrtomb(target, source, state);
+    }
+    if (!isEILSEQ(result) && (result == 0))
+	result = 1;
+    return result;
+}
+
+NCURSES_EXPORT(int)
+unget_wch(const wchar_t wch)
+{
+    int result = OK;
+    mbstate_t state;
+    size_t length;
+    int n;
+
+    T((T_CALLED("unget_wch(%#lx)"), (unsigned long) wch));
+
+    init_mb(state);
+    length = _nc_wcrtomb(0, wch, &state);
+
+    if (length != (size_t) (-1)
+	&& length != 0) {
+	char *string;
+
+	if ((string = (char *) malloc(length)) != 0) {
+	    init_mb(state);
+	    wcrtomb(string, wch, &state);
+
+	    for (n = (int) (length - 1); n >= 0; --n) {
+		if (_nc_ungetch(SP, string[n]) != OK) {
+		    result = ERR;
+		    break;
+		}
+	    }
+	    free(string);
+	} else {
+	    result = ERR;
+	}
+    } else {
+	result = ERR;
+    }
+
+    returnCode(result);
+}
diff --git a/ncurses/widechar/lib_vid_attr.c b/ncurses/widechar/lib_vid_attr.c
new file mode 100644
index 0000000..1dc679e
--- /dev/null
+++ b/ncurses/widechar/lib_vid_attr.c
@@ -0,0 +1,275 @@
+/****************************************************************************
+ * Copyright (c) 2002-2006,2007 Free Software Foundation, Inc.              *
+ *                                                                          *
+ * Permission is hereby granted, free of charge, to any person obtaining a  *
+ * copy of this software and associated documentation files (the            *
+ * "Software"), to deal in the Software without restriction, including      *
+ * without limitation the rights to use, copy, modify, merge, publish,      *
+ * distribute, distribute with modifications, sublicense, and/or sell       *
+ * copies of the Software, and to permit persons to whom the Software is    *
+ * furnished to do so, subject to the following conditions:                 *
+ *                                                                          *
+ * The above copyright notice and this permission notice shall be included  *
+ * in all copies or substantial portions of the Software.                   *
+ *                                                                          *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS  *
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF               *
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.   *
+ * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,   *
+ * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR    *
+ * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR    *
+ * THE USE OR OTHER DEALINGS IN THE SOFTWARE.                               *
+ *                                                                          *
+ * Except as contained in this notice, the name(s) of the above copyright   *
+ * holders shall not be used in advertising or otherwise to promote the     *
+ * sale, use or other dealings in this Software without prior written       *
+ * authorization.                                                           *
+ ****************************************************************************/
+
+/****************************************************************************
+ *  Author: Thomas E. Dickey                                                *
+ ****************************************************************************/
+
+#include <curses.priv.h>
+#include <term.h>
+
+MODULE_ID("$Id: lib_vid_attr.c,v 1.5 2007/06/30 22:03:02 tom Exp $")
+
+#define doPut(mode) TPUTS_TRACE(#mode); tputs(mode, 1, outc)
+
+#define TurnOn(mask,mode) \
+	if ((turn_on & mask) && mode) { doPut(mode); }
+
+#define TurnOff(mask,mode) \
+	if ((turn_off & mask) && mode) { doPut(mode); turn_off &= ~mask; }
+
+	/* if there is no current screen, assume we *can* do color */
+#define SetColorsIf(why, old_attr, old_pair) \
+	if (can_color && (why)) { \
+		TR(TRACE_ATTRS, ("old pair = %d -- new pair = %d", old_pair, pair)); \
+		if ((pair != old_pair) \
+		 || (fix_pair0 && (pair == 0)) \
+		 || (reverse ^ ((old_attr & A_REVERSE) != 0))) { \
+			_nc_do_color(old_pair, pair, reverse, outc); \
+		} \
+	}
+
+#define set_color(mode, pair) mode &= ALL_BUT_COLOR; mode |= COLOR_PAIR(pair)
+
+NCURSES_EXPORT(int)
+vid_puts(attr_t newmode, short pair, void *opts GCC_UNUSED, int (*outc) (int))
+{
+#if NCURSES_EXT_COLORS
+    static attr_t previous_attr = A_NORMAL;
+    static int previous_pair = 0;
+
+    attr_t turn_on, turn_off;
+    bool reverse = FALSE;
+    bool can_color = (SP == 0 || SP->_coloron);
+#if NCURSES_EXT_FUNCS
+    bool fix_pair0 = (SP != 0 && SP->_coloron && !SP->_default_color);
+#else
+#define fix_pair0 FALSE
+#endif
+
+    newmode &= A_ATTRIBUTES;
+    T((T_CALLED("vid_puts(%s,%d)"), _traceattr(newmode), pair));
+
+    /* this allows us to go on whether or not newterm() has been called */
+    if (SP) {
+	previous_attr = AttrOf(SCREEN_ATTRS(SP));
+	previous_pair = GetPair(SCREEN_ATTRS(SP));
+    }
+
+    TR(TRACE_ATTRS, ("previous attribute was %s, %d",
+		     _traceattr(previous_attr), previous_pair));
+
+#if !USE_XMC_SUPPORT
+    if ((SP != 0)
+	&& (magic_cookie_glitch > 0))
+	newmode &= ~(SP->_xmc_suppress);
+#endif
+
+    /*
+     * If we have a terminal that cannot combine color with video
+     * attributes, use the colors in preference.
+     */
+    if ((pair != 0
+	 || fix_pair0)
+	&& (no_color_video > 0)) {
+	/*
+	 * If we had chosen the A_xxx definitions to correspond to the
+	 * no_color_video mask, we could simply shift it up and mask off the
+	 * attributes.  But we did not (actually copied Solaris' definitions).
+	 * However, this is still simpler/faster than a lookup table.
+	 *
+	 * The 63 corresponds to A_STANDOUT, A_UNDERLINE, A_REVERSE, A_BLINK,
+	 * A_DIM, A_BOLD which are 1:1 with no_color_video.  The bits that
+	 * correspond to A_INVIS, A_PROTECT (192) must be shifted up 1 and
+	 * A_ALTCHARSET (256) down 2 to line up.  We use the NCURSES_BITS
+	 * macro so this will work properly for the wide-character layout.
+	 */
+	unsigned value = no_color_video;
+	attr_t mask = NCURSES_BITS((value & 63)
+				   | ((value & 192) << 1)
+				   | ((value & 256) >> 2), 8);
+
+	if ((mask & A_REVERSE) != 0
+	    && (newmode & A_REVERSE) != 0) {
+	    reverse = TRUE;
+	    mask &= ~A_REVERSE;
+	}
+	newmode &= ~mask;
+    }
+
+    if (newmode == previous_attr
+	&& pair == previous_pair)
+	returnCode(OK);
+
+    if (reverse) {
+	newmode &= ~A_REVERSE;
+    }
+
+    turn_off = (~newmode & previous_attr) & ALL_BUT_COLOR;
+    turn_on = (newmode & ~previous_attr) & ALL_BUT_COLOR;
+
+    SetColorsIf(((pair == 0) && !fix_pair0), previous_attr, previous_pair);
+
+    if (newmode == A_NORMAL) {
+	if ((previous_attr & A_ALTCHARSET) && exit_alt_charset_mode) {
+	    doPut(exit_alt_charset_mode);
+	    previous_attr &= ~A_ALTCHARSET;
+	}
+	if (previous_attr) {
+	    if (exit_attribute_mode) {
+		doPut(exit_attribute_mode);
+	    } else {
+		if (!SP || SP->_use_rmul) {
+		    TurnOff(A_UNDERLINE, exit_underline_mode);
+		}
+		if (!SP || SP->_use_rmso) {
+		    TurnOff(A_STANDOUT, exit_standout_mode);
+		}
+	    }
+	    previous_attr &= ALL_BUT_COLOR;
+	    previous_pair = 0;
+	}
+
+	SetColorsIf((pair != 0) || fix_pair0, previous_attr, previous_pair);
+    } else if (set_attributes) {
+	if (turn_on || turn_off) {
+	    TPUTS_TRACE("set_attributes");
+	    tputs(TPARM_9(set_attributes,
+			  (newmode & A_STANDOUT) != 0,
+			  (newmode & A_UNDERLINE) != 0,
+			  (newmode & A_REVERSE) != 0,
+			  (newmode & A_BLINK) != 0,
+			  (newmode & A_DIM) != 0,
+			  (newmode & A_BOLD) != 0,
+			  (newmode & A_INVIS) != 0,
+			  (newmode & A_PROTECT) != 0,
+			  (newmode & A_ALTCHARSET) != 0), 1, outc);
+	    previous_attr &= ALL_BUT_COLOR;
+	    previous_pair = 0;
+	}
+	SetColorsIf((pair != 0) || fix_pair0, previous_attr, previous_pair);
+    } else {
+
+	TR(TRACE_ATTRS, ("turning %s off", _traceattr(turn_off)));
+
+	TurnOff(A_ALTCHARSET, exit_alt_charset_mode);
+
+	if (!SP || SP->_use_rmul) {
+	    TurnOff(A_UNDERLINE, exit_underline_mode);
+	}
+
+	if (!SP || SP->_use_rmso) {
+	    TurnOff(A_STANDOUT, exit_standout_mode);
+	}
+
+	if (turn_off && exit_attribute_mode) {
+	    doPut(exit_attribute_mode);
+	    turn_on |= (newmode & ALL_BUT_COLOR);
+	    previous_attr &= ALL_BUT_COLOR;
+	    previous_pair = 0;
+	}
+	SetColorsIf((pair != 0) || fix_pair0, previous_attr, previous_pair);
+
+	TR(TRACE_ATTRS, ("turning %s on", _traceattr(turn_on)));
+	/* *INDENT-OFF* */
+	TurnOn(A_ALTCHARSET,	enter_alt_charset_mode);
+	TurnOn(A_BLINK,		enter_blink_mode);
+	TurnOn(A_BOLD,		enter_bold_mode);
+	TurnOn(A_DIM,		enter_dim_mode);
+	TurnOn(A_REVERSE,	enter_reverse_mode);
+	TurnOn(A_STANDOUT,	enter_standout_mode);
+	TurnOn(A_PROTECT,	enter_protected_mode);
+	TurnOn(A_INVIS,		enter_secure_mode);
+	TurnOn(A_UNDERLINE,	enter_underline_mode);
+#if USE_WIDEC_SUPPORT
+	TurnOn(A_HORIZONTAL,	enter_horizontal_hl_mode);
+	TurnOn(A_LEFT,		enter_left_hl_mode);
+	TurnOn(A_LOW,		enter_low_hl_mode);
+	TurnOn(A_RIGHT,		enter_right_hl_mode);
+	TurnOn(A_TOP,		enter_top_hl_mode);
+	TurnOn(A_VERTICAL,	enter_vertical_hl_mode);
+#endif
+	/* *INDENT-ON* */
+
+    }
+
+    if (reverse)
+	newmode |= A_REVERSE;
+
+    if (SP) {
+	SetAttr(SCREEN_ATTRS(SP), newmode);
+	SetPair(SCREEN_ATTRS(SP), pair);
+    } else {
+	previous_attr = newmode;
+	previous_pair = pair;
+    }
+
+    returnCode(OK);
+#else
+    T((T_CALLED("vid_puts(%s,%d)"), _traceattr(newmode), pair));
+    set_color(newmode, pair);
+    returnCode(vidputs(newmode, outc));
+#endif
+}
+
+#undef vid_attr
+NCURSES_EXPORT(int)
+vid_attr(attr_t newmode, short pair, void *opts)
+{
+    T((T_CALLED("vid_attr(%s,%d)"), _traceattr(newmode), pair));
+    returnCode(vid_puts(newmode, pair, opts, _nc_outch));
+}
+
+/*
+ * This implementation uses the same mask values for A_xxx and WA_xxx, so
+ * we can use termattrs() for part of the logic.
+ */
+NCURSES_EXPORT(attr_t)
+term_attrs(void)
+{
+    attr_t attrs;
+
+    T((T_CALLED("term_attrs()")));
+    attrs = termattrs();
+
+    /* these are only supported for wide-character mode */
+    if (enter_horizontal_hl_mode)
+	attrs |= WA_HORIZONTAL;
+    if (enter_left_hl_mode)
+	attrs |= WA_LEFT;
+    if (enter_low_hl_mode)
+	attrs |= WA_LOW;
+    if (enter_right_hl_mode)
+	attrs |= WA_RIGHT;
+    if (enter_top_hl_mode)
+	attrs |= WA_TOP;
+    if (enter_vertical_hl_mode)
+	attrs |= WA_VERTICAL;
+
+    returnAttr(attrs);
+}
diff --git a/ncurses/widechar/lib_vline_set.c b/ncurses/widechar/lib_vline_set.c
new file mode 100644
index 0000000..af42df1
--- /dev/null
+++ b/ncurses/widechar/lib_vline_set.c
@@ -0,0 +1,78 @@
+/****************************************************************************
+ * Copyright (c) 2002 Free Software Foundation, Inc.                        *
+ *                                                                          *
+ * Permission is hereby granted, free of charge, to any person obtaining a  *
+ * copy of this software and associated documentation files (the            *
+ * "Software"), to deal in the Software without restriction, including      *
+ * without limitation the rights to use, copy, modify, merge, publish,      *
+ * distribute, distribute with modifications, sublicense, and/or sell       *
+ * copies of the Software, and to permit persons to whom the Software is    *
+ * furnished to do so, subject to the following conditions:                 *
+ *                                                                          *
+ * The above copyright notice and this permission notice shall be included  *
+ * in all copies or substantial portions of the Software.                   *
+ *                                                                          *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS  *
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF               *
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.   *
+ * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,   *
+ * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR    *
+ * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR    *
+ * THE USE OR OTHER DEALINGS IN THE SOFTWARE.                               *
+ *                                                                          *
+ * Except as contained in this notice, the name(s) of the above copyright   *
+ * holders shall not be used in advertising or otherwise to promote the     *
+ * sale, use or other dealings in this Software without prior written       *
+ * authorization.                                                           *
+ ****************************************************************************/
+
+/****************************************************************************
+ *  Author: Thomas Dickey 2002                                              *
+ ****************************************************************************/
+
+/*
+**	lib_vline_set.c
+**
+**	The routine wvline_set().
+**
+*/
+
+#include <curses.priv.h>
+
+MODULE_ID("$Id: lib_vline_set.c,v 1.2 2002/03/23 21:36:01 tom Exp $")
+
+NCURSES_EXPORT(int)
+wvline_set(WINDOW *win, const cchar_t * ch, int n)
+{
+    int code = ERR;
+    NCURSES_SIZE_T row, col;
+    NCURSES_SIZE_T end;
+
+    T((T_CALLED("wvline(%p,%s,%d)"), win, _tracecchar_t(ch), n));
+
+    if (win) {
+	NCURSES_CH_T wch;
+	row = win->_cury;
+	col = win->_curx;
+	end = row + n - 1;
+	if (end > win->_maxy)
+	    end = win->_maxy;
+
+	if (ch == 0)
+	    wch = *WACS_VLINE;
+	else
+	    wch = *ch;
+	wch = _nc_render(win, wch);
+
+	while (end >= row) {
+	    struct ldat *line = &(win->_line[end]);
+	    line->text[col] = wch;
+	    CHANGED_CELL(line, col);
+	    end--;
+	}
+
+	_nc_synchook(win);
+	code = OK;
+    }
+    returnCode(code);
+}
diff --git a/ncurses/widechar/lib_wacs.c b/ncurses/widechar/lib_wacs.c
new file mode 100644
index 0000000..fe893b4
--- /dev/null
+++ b/ncurses/widechar/lib_wacs.c
@@ -0,0 +1,117 @@
+/****************************************************************************
+ * Copyright (c) 2002,2006 Free Software Foundation, Inc.                   *
+ *                                                                          *
+ * Permission is hereby granted, free of charge, to any person obtaining a  *
+ * copy of this software and associated documentation files (the            *
+ * "Software"), to deal in the Software without restriction, including      *
+ * without limitation the rights to use, copy, modify, merge, publish,      *
+ * distribute, distribute with modifications, sublicense, and/or sell       *
+ * copies of the Software, and to permit persons to whom the Software is    *
+ * furnished to do so, subject to the following conditions:                 *
+ *                                                                          *
+ * The above copyright notice and this permission notice shall be included  *
+ * in all copies or substantial portions of the Software.                   *
+ *                                                                          *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS  *
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF               *
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.   *
+ * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,   *
+ * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR    *
+ * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR    *
+ * THE USE OR OTHER DEALINGS IN THE SOFTWARE.                               *
+ *                                                                          *
+ * Except as contained in this notice, the name(s) of the above copyright   *
+ * holders shall not be used in advertising or otherwise to promote the     *
+ * sale, use or other dealings in this Software without prior written       *
+ * authorization.                                                           *
+ ****************************************************************************/
+
+/****************************************************************************
+ *  Author: Thomas Dickey 2002                                              *
+ ****************************************************************************/
+
+#include <curses.priv.h>
+#include <term.h>
+
+MODULE_ID("$Id: lib_wacs.c,v 1.7 2006/12/17 15:16:17 tom Exp $")
+
+NCURSES_EXPORT_VAR(cchar_t) * _nc_wacs = 0;
+
+NCURSES_EXPORT(void)
+_nc_init_wacs(void)
+{
+    /* *INDENT-OFF* */
+    static const struct {
+	int	map;
+	int	value[2];
+    } table[] = {
+	/* VT100 symbols */
+	{ 'l',	{ '+',	0x250c }},	/* upper left corner */
+	{ 'm',	{ '+',	0x2514 }},	/* lower left corner */
+	{ 'k',	{ '+',	0x2510 }},	/* upper right corner */
+	{ 'j',	{ '+',	0x2518 }},	/* lower right corner */
+	{ 't',	{ '+',	0x251c }},	/* tee pointing left */
+	{ 'u',	{ '+',	0x2524 }},	/* tee pointing right */
+	{ 'v',	{ '+',	0x2534 }},	/* tee pointing up */
+	{ 'w',	{ '+',	0x252c }},	/* tee pointing down */
+	{ 'q',	{ '-',	0x2500 }},	/* horizontal line */
+	{ 'x',	{ '|',	0x2502 }},	/* vertical line */
+	{ 'n',	{ '+',	0x253c }},	/* large plus or crossover */
+	{ 'o',	{ '~',	0x23ba }},	/* scan line 1 */
+	{ 's',	{ '_',	0x23bd }},	/* scan line 9 */
+	{ '`',	{ '+',	0x25c6 }},	/* diamond */
+	{ 'a',	{ ':',	0x2592 }},	/* checker board (stipple) */
+	{ 'f',	{ '\'',	0x00b0 }},	/* degree symbol */
+	{ 'g',	{ '#',	0x00b1 }},	/* plus/minus */
+	{ '~',	{ 'o',	0x00b7 }},	/* bullet */
+	/* Teletype 5410v1 symbols */
+	{ ',',	{ '<',	0x2190 }},	/* arrow pointing left */
+	{ '+',	{ '>',	0x2192 }},	/* arrow pointing right */
+	{ '.',	{ 'v',	0x2193 }},	/* arrow pointing down */
+	{ '-',	{ '^',	0x2191 }},	/* arrow pointing up */
+	{ 'h',	{ '#',	0x2592 }},	/* board of squares */
+	{ 'i',	{ '#',	0x2603 }},	/* lantern symbol */
+	{ '0',	{ '#',	0x25ae }},	/* solid square block */
+	/* these defaults were invented for ncurses */
+	{ 'p',	{ '-',	0x23bb }},	/* scan line 3 */
+	{ 'r',	{ '-',	0x23bc }},	/* scan line 7 */
+	{ 'y',	{ '<',	0x2264 }},	/* less-than-or-equal-to */
+	{ 'z',	{ '>',	0x2265 }},	/* greater-than-or-equal-to */
+	{ '{',	{ '*',	0x03c0 }},	/* greek pi */
+	{ '|',	{ '!',	0x2260 }},	/* not-equal */
+	{ '}',	{ 'f',	0x00a3 }},	/* pound-sterling symbol */
+    };
+    /* *INDENT-ON* */
+
+    unsigned n, m;
+    int active = _nc_unicode_locale();
+
+    /*
+     * If we're running in a UTF-8 locale, will use the Unicode equivalents
+     * rather than the terminfo information.  Actually the terminfo should
+     * be the rule, but there are people who are offended by the notion that
+     * a Unicode-capable terminal would have something resembling a mode.
+     * So the smacs/rmacs may be disabled -- sometime.
+     */
+    T(("initializing WIDE-ACS map (Unicode is%s active)",
+       active ? "" : " not"));
+
+    _nc_wacs = typeCalloc(cchar_t, ACS_LEN);
+    for (n = 0; n < SIZEOF(table); ++n) {
+	int wide = wcwidth(table[n].value[active]);
+
+	m = table[n].map;
+	if (active && (wide == 1)) {
+	    SetChar(_nc_wacs[m], table[n].value[active], A_NORMAL);
+	} else if (acs_map[m] & A_ALTCHARSET) {
+	    SetChar(_nc_wacs[m], m, A_ALTCHARSET);
+	} else {
+	    SetChar(_nc_wacs[m], table[n].value[0], A_NORMAL);
+	}
+
+	T(("#%d, SetChar(%c, %#04x) = %s",
+	   n, m,
+	   table[n].value[active],
+	   _tracecchar_t(&_nc_wacs[m])));
+    }
+}
diff --git a/ncurses/widechar/lib_wunctrl.c b/ncurses/widechar/lib_wunctrl.c
new file mode 100644
index 0000000..be2259a
--- /dev/null
+++ b/ncurses/widechar/lib_wunctrl.c
@@ -0,0 +1,55 @@
+/****************************************************************************
+ * Copyright (c) 2001-2005,2007 Free Software Foundation, Inc.              *
+ *                                                                          *
+ * Permission is hereby granted, free of charge, to any person obtaining a  *
+ * copy of this software and associated documentation files (the            *
+ * "Software"), to deal in the Software without restriction, including      *
+ * without limitation the rights to use, copy, modify, merge, publish,      *
+ * distribute, distribute with modifications, sublicense, and/or sell       *
+ * copies of the Software, and to permit persons to whom the Software is    *
+ * furnished to do so, subject to the following conditions:                 *
+ *                                                                          *
+ * The above copyright notice and this permission notice shall be included  *
+ * in all copies or substantial portions of the Software.                   *
+ *                                                                          *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS  *
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF               *
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.   *
+ * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,   *
+ * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR    *
+ * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR    *
+ * THE USE OR OTHER DEALINGS IN THE SOFTWARE.                               *
+ *                                                                          *
+ * Except as contained in this notice, the name(s) of the above copyright   *
+ * holders shall not be used in advertising or otherwise to promote the     *
+ * sale, use or other dealings in this Software without prior written       *
+ * authorization.                                                           *
+ ****************************************************************************/
+
+/*
+**	lib_wunctrl.c
+**
+**	The routine wunctrl().
+**
+*/
+
+#include <curses.priv.h>
+
+MODULE_ID("$Id: lib_wunctrl.c,v 1.12 2007/06/12 20:22:32 tom Exp $")
+
+NCURSES_EXPORT(wchar_t *)
+wunctrl(cchar_t *wc)
+{
+    static wchar_t str[CCHARW_MAX + 1], *sp;
+
+    if (Charable(*wc)) {
+	const char *p = unctrl((unsigned) _nc_to_char((wint_t) CharOf(*wc)));
+
+	for (sp = str; *p; ++p) {
+	    *sp++ = _nc_to_widechar(*p);
+	}
+	*sp = 0;
+	return str;
+    } else
+	return wc->chars;
+}