diff --git a/ncurses/trace/lib_traceatr.c b/ncurses/trace/lib_traceatr.c
new file mode 100644
index 0000000..45a03ce
--- /dev/null
+++ b/ncurses/trace/lib_traceatr.c
@@ -0,0 +1,358 @@
+/****************************************************************************
+ * Copyright (c) 1998-2007,2008 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 Dickey                           1996-on                 *
+ *     and: Zeyd M. Ben-Halim <zmbenhal@netcom.com> 1992,1995               *
+ *     and: Eric S. Raymond <esr@snark.thyrsus.com>                         *
+ ****************************************************************************/
+
+/*
+ *	lib_traceatr.c - Tracing/Debugging routines (attributes)
+ */
+
+#include <curses.priv.h>
+#include <term.h>		/* acs_chars */
+
+MODULE_ID("$Id: lib_traceatr.c,v 1.63 2008/08/03 16:24:53 tom Exp $")
+
+#define COLOR_OF(c) ((c < 0) ? "default" : (c > 7 ? color_of(c) : colors[c].name))
+
+#ifdef TRACE
+
+static const char l_brace[] = StringOf(L_BRACE);
+static const char r_brace[] = StringOf(R_BRACE);
+
+#ifndef USE_TERMLIB
+
+#define my_buffer _nc_globals.traceatr_color_buf
+#define my_select _nc_globals.traceatr_color_sel
+#define my_cached _nc_globals.traceatr_color_last
+
+static char *
+color_of(int c)
+{
+    if (c != my_cached) {
+	my_cached = c;
+	my_select = !my_select;
+	if (c == COLOR_DEFAULT)
+	    strcpy(my_buffer[my_select], "default");
+	else
+	    sprintf(my_buffer[my_select], "color%d", c);
+    }
+    return my_buffer[my_select];
+}
+
+#undef my_buffer
+#undef my_select
+#endif /* !USE_TERMLIB */
+
+NCURSES_EXPORT(char *)
+_traceattr2(int bufnum, chtype newmode)
+{
+    static const struct {
+	unsigned int val;
+	const char *name;
+    } names[] =
+    {
+	/* *INDENT-OFF* */
+	{ A_STANDOUT,		"A_STANDOUT" },
+	{ A_UNDERLINE,		"A_UNDERLINE" },
+	{ A_REVERSE,		"A_REVERSE" },
+	{ A_BLINK,		"A_BLINK" },
+	{ A_DIM,		"A_DIM" },
+	{ A_BOLD,		"A_BOLD" },
+	{ A_ALTCHARSET,		"A_ALTCHARSET" },
+	{ A_INVIS,		"A_INVIS" },
+	{ A_PROTECT,		"A_PROTECT" },
+	{ A_CHARTEXT,		"A_CHARTEXT" },
+	{ A_NORMAL,		"A_NORMAL" },
+	{ A_COLOR,		"A_COLOR" },
+	/* *INDENT-ON* */
+
+    }
+#ifndef USE_TERMLIB
+    ,
+	colors[] =
+    {
+	/* *INDENT-OFF* */
+	{ COLOR_BLACK,		"COLOR_BLACK" },
+	{ COLOR_RED,		"COLOR_RED" },
+	{ COLOR_GREEN,		"COLOR_GREEN" },
+	{ COLOR_YELLOW,		"COLOR_YELLOW" },
+	{ COLOR_BLUE,		"COLOR_BLUE" },
+	{ COLOR_MAGENTA,	"COLOR_MAGENTA" },
+	{ COLOR_CYAN,		"COLOR_CYAN" },
+	{ COLOR_WHITE,		"COLOR_WHITE" },
+	/* *INDENT-ON* */
+
+    }
+#endif /* !USE_TERMLIB */
+    ;
+    size_t n;
+    char temp[80];
+    char *result = _nc_trace_buf(bufnum, BUFSIZ);
+
+    if (result != 0) {
+	unsigned save_nc_tracing = _nc_tracing;
+
+	_nc_tracing = 0;
+
+	strcpy(result, l_brace);
+
+	for (n = 0; n < SIZEOF(names); n++) {
+	    if ((newmode & names[n].val) != 0) {
+		if (result[1] != '\0')
+		    result = _nc_trace_bufcat(bufnum, "|");
+		result = _nc_trace_bufcat(bufnum, names[n].name);
+
+		if (names[n].val == A_COLOR) {
+		    short pairnum = PAIR_NUMBER(newmode);
+#ifdef USE_TERMLIB
+		    /* pair_content lives in libncurses */
+		    (void) sprintf(temp, "{%d}", pairnum);
+#else
+		    short fg, bg;
+
+		    if (pair_content(pairnum, &fg, &bg) == OK) {
+			(void) sprintf(temp,
+				       "{%d = {%s, %s}}",
+				       pairnum,
+				       COLOR_OF(fg),
+				       COLOR_OF(bg));
+		    } else {
+			(void) sprintf(temp, "{%d}", pairnum);
+		    }
+#endif
+		    result = _nc_trace_bufcat(bufnum, temp);
+		}
+	    }
+	}
+	if (ChAttrOf(newmode) == A_NORMAL) {
+	    if (result != 0 && result[1] != '\0')
+		(void) _nc_trace_bufcat(bufnum, "|");
+	    (void) _nc_trace_bufcat(bufnum, "A_NORMAL");
+	}
+
+	_nc_tracing = save_nc_tracing;
+	result = _nc_trace_bufcat(bufnum, r_brace);
+    }
+    return result;
+}
+
+NCURSES_EXPORT(char *)
+_traceattr(attr_t newmode)
+{
+    return _traceattr2(0, newmode);
+}
+
+/* Trace 'int' return-values */
+NCURSES_EXPORT(attr_t)
+_nc_retrace_attr_t(attr_t code)
+{
+    T((T_RETURN("%s"), _traceattr(code)));
+    return code;
+}
+
+const char *
+_nc_altcharset_name(attr_t attr, chtype ch)
+{
+    typedef struct {
+	unsigned int val;
+	const char *name;
+    } ALT_NAMES;
+    static const ALT_NAMES names[] =
+    {
+	{'l', "ACS_ULCORNER"},	/* upper left corner */
+	{'m', "ACS_LLCORNER"},	/* lower left corner */
+	{'k', "ACS_URCORNER"},	/* upper right corner */
+	{'j', "ACS_LRCORNER"},	/* lower right corner */
+	{'t', "ACS_LTEE"},	/* tee pointing right */
+	{'u', "ACS_RTEE"},	/* tee pointing left */
+	{'v', "ACS_BTEE"},	/* tee pointing up */
+	{'w', "ACS_TTEE"},	/* tee pointing down */
+	{'q', "ACS_HLINE"},	/* horizontal line */
+	{'x', "ACS_VLINE"},	/* vertical line */
+	{'n', "ACS_PLUS"},	/* large plus or crossover */
+	{'o', "ACS_S1"},	/* scan line 1 */
+	{'s', "ACS_S9"},	/* scan line 9 */
+	{'`', "ACS_DIAMOND"},	/* diamond */
+	{'a', "ACS_CKBOARD"},	/* checker board (stipple) */
+	{'f', "ACS_DEGREE"},	/* degree symbol */
+	{'g', "ACS_PLMINUS"},	/* plus/minus */
+	{'~', "ACS_BULLET"},	/* bullet */
+	{',', "ACS_LARROW"},	/* arrow pointing left */
+	{'+', "ACS_RARROW"},	/* arrow pointing right */
+	{'.', "ACS_DARROW"},	/* arrow pointing down */
+	{'-', "ACS_UARROW"},	/* arrow pointing up */
+	{'h', "ACS_BOARD"},	/* board of squares */
+	{'i', "ACS_LANTERN"},	/* lantern symbol */
+	{'0', "ACS_BLOCK"},	/* solid square block */
+	{'p', "ACS_S3"},	/* scan line 3 */
+	{'r', "ACS_S7"},	/* scan line 7 */
+	{'y', "ACS_LEQUAL"},	/* less/equal */
+	{'z', "ACS_GEQUAL"},	/* greater/equal */
+	{'{', "ACS_PI"},	/* Pi */
+	{'|', "ACS_NEQUAL"},	/* not equal */
+	{'}', "ACS_STERLING"},	/* UK pound sign */
+	{'\0', (char *) 0}
+    };
+
+    const char *result = 0;
+
+    if ((attr & A_ALTCHARSET) && (acs_chars != 0)) {
+	char *cp;
+	char *found = 0;
+	const ALT_NAMES *sp;
+
+	for (cp = acs_chars; cp[0] && cp[1]; cp += 2) {
+	    if (ChCharOf(cp[1]) == ChCharOf(ch)) {
+		found = cp;
+		/* don't exit from loop - there may be redefinitions */
+	    }
+	}
+
+	if (found != 0) {
+	    ch = ChCharOf(*found);
+	    for (sp = names; sp->val; sp++)
+		if (sp->val == ch) {
+		    result = sp->name;
+		    break;
+		}
+	}
+    }
+    return result;
+}
+
+NCURSES_EXPORT(char *)
+_tracechtype2(int bufnum, chtype ch)
+{
+    const char *found;
+    char *result = _nc_trace_buf(bufnum, BUFSIZ);
+
+    if (result != 0) {
+	strcpy(result, l_brace);
+	if ((found = _nc_altcharset_name(ChAttrOf(ch), ch)) != 0) {
+	    (void) _nc_trace_bufcat(bufnum, found);
+	} else
+	    (void) _nc_trace_bufcat(bufnum, _nc_tracechar(SP, (int) ChCharOf(ch)));
+
+	if (ChAttrOf(ch) != A_NORMAL) {
+	    (void) _nc_trace_bufcat(bufnum, " | ");
+	    (void) _nc_trace_bufcat(bufnum,
+				    _traceattr2(bufnum + 20, ChAttrOf(ch)));
+	}
+
+	result = _nc_trace_bufcat(bufnum, r_brace);
+    }
+    return result;
+}
+
+NCURSES_EXPORT(char *)
+_tracechtype(chtype ch)
+{
+    return _tracechtype2(0, ch);
+}
+
+/* Trace 'chtype' return-values */
+NCURSES_EXPORT(chtype)
+_nc_retrace_chtype(chtype code)
+{
+    T((T_RETURN("%s"), _tracechtype(code)));
+    return code;
+}
+
+#if USE_WIDEC_SUPPORT
+NCURSES_EXPORT(char *)
+_tracecchar_t2(int bufnum, const cchar_t *ch)
+{
+    char *result = _nc_trace_buf(bufnum, BUFSIZ);
+    attr_t attr;
+    const char *found;
+
+    if (result != 0) {
+	strcpy(result, l_brace);
+	if (ch != 0) {
+	    attr = AttrOfD(ch);
+	    if ((found = _nc_altcharset_name(attr, (chtype) CharOfD(ch))) != 0) {
+		(void) _nc_trace_bufcat(bufnum, found);
+		attr &= ~A_ALTCHARSET;
+	    } else if (isWidecExt(CHDEREF(ch))) {
+		(void) _nc_trace_bufcat(bufnum, "{NAC}");
+		attr &= ~A_CHARTEXT;
+	    } else {
+		PUTC_DATA;
+		int n;
+
+		PUTC_INIT;
+		(void) _nc_trace_bufcat(bufnum, "{ ");
+		for (PUTC_i = 0; PUTC_i < CCHARW_MAX; ++PUTC_i) {
+		    PUTC_ch = ch->chars[PUTC_i];
+		    if (PUTC_ch == L'\0')
+			break;
+		    PUTC_n = wcrtomb(PUTC_buf, ch->chars[PUTC_i], &PUT_st);
+		    if (PUTC_n <= 0) {
+			if (PUTC_ch != L'\0') {
+			    /* it could not be a multibyte sequence */
+			    (void) _nc_trace_bufcat(bufnum,
+						    _nc_tracechar(SP,
+								  UChar(ch->chars[PUTC_i])));
+			}
+			break;
+		    }
+		    for (n = 0; n < PUTC_n; n++) {
+			if (n)
+			    (void) _nc_trace_bufcat(bufnum, ", ");
+			(void) _nc_trace_bufcat(bufnum,
+						_nc_tracechar(SP,
+							      UChar(PUTC_buf[n])));
+		    }
+		}
+		(void) _nc_trace_bufcat(bufnum, " }");
+	    }
+	    if (attr != A_NORMAL) {
+		(void) _nc_trace_bufcat(bufnum, " | ");
+		(void) _nc_trace_bufcat(bufnum, _traceattr2(bufnum + 20, attr));
+	    }
+	}
+
+	result = _nc_trace_bufcat(bufnum, r_brace);
+    }
+    return result;
+}
+
+NCURSES_EXPORT(char *)
+_tracecchar_t(const cchar_t *ch)
+{
+    return _tracecchar_t2(0, ch);
+}
+#endif
+
+#else
+EMPTY_MODULE(_nc_lib_traceatr)
+#endif /* TRACE */