From 84b940c191e90f5c2d8200c25de3ef0a4f427e9b Mon Sep 17 00:00:00 2001
From: John Marino <draco@marino.st>
Date: Mon, 13 Oct 2014 18:07:36 +0200
Subject: [PATCH] Update libedit from version 2012-12-13 to 2014-06-20 on
 vendor branch

---
 contrib/libedit/src/chared.c            |  33 +-
 contrib/libedit/src/chared.h            |   6 +-
 contrib/libedit/src/editline/readline.h |   4 +-
 contrib/libedit/src/el.c                |  61 +-
 contrib/libedit/src/eln.c               |  42 +-
 contrib/libedit/src/filecomplete.c      |   7 +-
 contrib/libedit/src/hist.h              |   3 +-
 contrib/libedit/src/histedit.h          |   7 +-
 contrib/libedit/src/history.c           |  39 +-
 contrib/libedit/src/map.c               |   8 +-
 contrib/libedit/src/read.c              |  11 +-
 contrib/libedit/src/readline.c          |  33 +-
 contrib/libedit/src/shlib_version       |   4 +-
 contrib/libedit/src/strlcat.c           |  20 +-
 contrib/libedit/src/tty.c               | 232 +++----
 contrib/libedit/src/tty.h               |   3 +-
 contrib/libedit/src/unvis.c             |   6 +-
 contrib/libedit/src/vi.c                |  22 +-
 contrib/libedit/src/vis.c               | 795 ++++++++++++++----------
 contrib/libedit/src/vis.h               |  32 +-
 20 files changed, 798 insertions(+), 570 deletions(-)

diff --git a/contrib/libedit/src/chared.c b/contrib/libedit/src/chared.c
index fb75de8f4a..3934a684f7 100644
--- a/contrib/libedit/src/chared.c
+++ b/contrib/libedit/src/chared.c
@@ -1,4 +1,4 @@
-/*	$NetBSD: chared.c,v 1.37 2012/07/18 17:12:39 christos Exp $	*/
+/*	$NetBSD: chared.c,v 1.40 2014/06/18 18:12:28 christos Exp $	*/
 
 /*-
  * Copyright (c) 1992, 1993
@@ -37,7 +37,7 @@
 #if 0
 static char sccsid[] = "@(#)chared.c	8.1 (Berkeley) 6/4/93";
 #else
-__RCSID("$NetBSD: chared.c,v 1.37 2012/07/18 17:12:39 christos Exp $");
+__RCSID("$NetBSD: chared.c,v 1.40 2014/06/18 18:12:28 christos Exp $");
 #endif
 #endif /* not lint && not SCCSID */
 
@@ -434,6 +434,8 @@ ch_init(EditLine *el)
 	el->el_chared.c_kill.last	= el->el_chared.c_kill.buf;
 	el->el_chared.c_resizefun	= NULL;
 	el->el_chared.c_resizearg	= NULL;
+	el->el_chared.c_aliasfun	= NULL;
+	el->el_chared.c_aliasarg	= NULL;
 
 	el->el_map.current		= el->el_map.key;
 
@@ -644,6 +646,25 @@ el_deletestr(EditLine *el, int n)
 		el->el_line.cursor = el->el_line.buffer;
 }
 
+/* el_cursor():
+ *	Move the cursor to the left or the right of the current position
+ */
+public int
+el_cursor(EditLine *el, int n)
+{
+	if (n == 0)
+		goto out;
+
+	el->el_line.cursor += n;
+
+	if (el->el_line.cursor < el->el_line.buffer)
+		el->el_line.cursor = el->el_line.buffer;
+	if (el->el_line.cursor > el->el_line.lastchar)
+		el->el_line.cursor = el->el_line.lastchar;
+out:
+	return (int)(el->el_line.cursor - el->el_line.buffer);
+}
+
 /* c_gets():
  *	Get a string
  */
@@ -738,3 +759,11 @@ ch_resizefun(EditLine *el, el_zfunc_t f, void *a)
 	el->el_chared.c_resizearg = a;
 	return 0;
 }
+
+protected int
+ch_aliasfun(EditLine *el, el_afunc_t f, void *a)
+{
+	el->el_chared.c_aliasfun = f;
+	el->el_chared.c_aliasarg = a;
+	return 0;
+}
diff --git a/contrib/libedit/src/chared.h b/contrib/libedit/src/chared.h
index 176475ac8f..6d6ef2341f 100644
--- a/contrib/libedit/src/chared.h
+++ b/contrib/libedit/src/chared.h
@@ -1,4 +1,4 @@
-/*	$NetBSD: chared.h,v 1.21 2010/08/28 15:44:59 christos Exp $	*/
+/*	$NetBSD: chared.h,v 1.22 2014/06/18 18:12:28 christos Exp $	*/
 
 /*-
  * Copyright (c) 1992, 1993
@@ -104,6 +104,7 @@ typedef struct c_kill_t {
 } c_kill_t;
 
 typedef void (*el_zfunc_t)(EditLine *, void *);
+typedef const char *(*el_afunc_t)(void *, const char *);
 
 /*
  * Note that we use both data structures because the user can bind
@@ -116,7 +117,9 @@ typedef struct el_chared_t {
 	c_vcmd_t	c_vcmd;
 	c_macro_t	c_macro;
 	el_zfunc_t	c_resizefun;
+	el_afunc_t	c_aliasfun;
 	void *		c_resizearg;
+	void *		c_aliasarg;
 } el_chared_t;
 
 
@@ -165,6 +168,7 @@ protected int	 c_hpos(EditLine *);
 protected int	 ch_init(EditLine *);
 protected void	 ch_reset(EditLine *, int);
 protected int	 ch_resizefun(EditLine *, el_zfunc_t, void *);
+protected int	 ch_aliasfun(EditLine *, el_afunc_t, void *);
 protected int	 ch_enlargebufs(EditLine *, size_t);
 protected void	 ch_end(EditLine *);
 
diff --git a/contrib/libedit/src/editline/readline.h b/contrib/libedit/src/editline/readline.h
index 0d1371345a..932febb9de 100644
--- a/contrib/libedit/src/editline/readline.h
+++ b/contrib/libedit/src/editline/readline.h
@@ -1,4 +1,4 @@
-/*	$NetBSD: readline.h,v 1.33 2012/05/15 17:30:04 christos Exp $	*/
+/*	$NetBSD: readline.h,v 1.34 2013/05/28 00:10:34 christos Exp $	*/
 
 /*-
  * Copyright (c) 1997 The NetBSD Foundation, Inc.
@@ -125,6 +125,8 @@ extern char		*rl_prompt;
 /*
  * The following is not implemented
  */
+extern int		rl_catch_signals;
+extern int		rl_catch_sigwinch;
 extern KEYMAP_ENTRY_ARRAY emacs_standard_keymap,
 			emacs_meta_keymap,
 			emacs_ctlx_keymap;
diff --git a/contrib/libedit/src/el.c b/contrib/libedit/src/el.c
index e4d26872b3..e3e3bc7f98 100644
--- a/contrib/libedit/src/el.c
+++ b/contrib/libedit/src/el.c
@@ -1,4 +1,4 @@
-/*	$NetBSD: el.c,v 1.71 2012/09/11 11:58:53 christos Exp $	*/
+/*	$NetBSD: el.c,v 1.73 2014/06/18 18:12:28 christos Exp $	*/
 
 /*-
  * Copyright (c) 1992, 1993
@@ -37,7 +37,7 @@
 #if 0
 static char sccsid[] = "@(#)el.c	8.2 (Berkeley) 1/3/94";
 #else
-__RCSID("$NetBSD: el.c,v 1.71 2012/09/11 11:58:53 christos Exp $");
+__RCSID("$NetBSD: el.c,v 1.73 2014/06/18 18:12:28 christos Exp $");
 #endif
 #endif /* not lint && not SCCSID */
 
@@ -58,11 +58,42 @@ __RCSID("$NetBSD: el.c,v 1.71 2012/09/11 11:58:53 christos Exp $");
 #include <langinfo.h>
 #include "el.h"
 
+#ifndef HAVE_SECURE_GETENV
+#	ifdef HAVE___SECURE_GETENV
+#		define secure_getenv __secure_getenv
+#		define HAVE_SECURE_GETENV 1
+#	else
+#		ifdef HAVE_ISSETUGID
+#			include <unistd.h>
+#		else
+#			undef issetugid
+#			define issetugid() 1
+#		endif
+#	endif
+#endif
+
+#ifndef HAVE_SECURE_GETENV
+char *secure_getenv(char const *name)
+{
+	if (issetugid())
+		return 0;
+	return getenv(name);
+}
+#endif
+
 /* el_init():
  *	Initialize editline and set default parameters.
  */
 public EditLine *
 el_init(const char *prog, FILE *fin, FILE *fout, FILE *ferr)
+{
+    return el_init_fd(prog, fin, fout, ferr, fileno(fin), fileno(fout),
+	fileno(ferr));
+}
+
+public EditLine *
+el_init_fd(const char *prog, FILE *fin, FILE *fout, FILE *ferr,
+    int fdin, int fdout, int fderr)
 {
 	EditLine *el = el_malloc(sizeof(*el));
 
@@ -75,9 +106,9 @@ el_init(const char *prog, FILE *fin, FILE *fout, FILE *ferr)
 	el->el_outfile = fout;
 	el->el_errfile = ferr;
 
-	el->el_infd = fileno(fin);
-	el->el_outfd = fileno(fout);
-	el->el_errfd = fileno(ferr);
+	el->el_infd = fdin;
+	el->el_outfd = fdout;
+	el->el_errfd = fderr;
 
 	el->el_prog = Strdup(ct_decode_string(prog, &el->el_scratch));
 	if (el->el_prog == NULL) {
@@ -190,6 +221,13 @@ FUN(el,set)(EditLine *el, int op, ...)
 		break;
 	}
 
+	case EL_ALIAS_TEXT: {
+		el_afunc_t p = va_arg(ap, el_afunc_t);
+		void *arg = va_arg(ap, void *);
+		rv = ch_aliasfun(el, p, arg);
+		break;
+	}
+
 	case EL_PROMPT_ESC:
 	case EL_RPROMPT_ESC: {
 		el_pfunc_t p = va_arg(ap, el_pfunc_t);
@@ -510,24 +548,13 @@ el_source(EditLine *el, const char *fname)
 		static const char elpath[] = "/.editrc";
 		size_t plen = sizeof(elpath);
 
-#ifdef HAVE_ISSETUGID
-		if (issetugid())
-			return -1;
-		if ((ptr = getenv("HOME")) == NULL)
+		if ((ptr = secure_getenv("HOME")) == NULL)
 			return -1;
 		plen += strlen(ptr);
 		if ((path = el_malloc(plen * sizeof(*path))) == NULL)
 			return -1;
 		(void)snprintf(path, plen, "%s%s", ptr, elpath);
 		fname = path;
-#else
-		/*
-		 * If issetugid() is missing, always return an error, in order
-		 * to keep from inadvertently opening up the user to a security
-		 * hole.
-		 */
-		return -1;
-#endif
 	}
 	if (fp == NULL)
 		fp = fopen(fname, "r");
diff --git a/contrib/libedit/src/eln.c b/contrib/libedit/src/eln.c
index 1b829c2c6f..5bcfb4f2b3 100644
--- a/contrib/libedit/src/eln.c
+++ b/contrib/libedit/src/eln.c
@@ -1,4 +1,4 @@
-/*	$NetBSD: eln.c,v 1.14 2012/03/11 21:15:25 christos Exp $	*/
+/*	$NetBSD: eln.c,v 1.17 2014/06/18 18:12:28 christos Exp $	*/
 
 /*-
  * Copyright (c) 2009 The NetBSD Foundation, Inc.
@@ -34,7 +34,7 @@
  */
 #include "config.h"
 #if !defined(lint) && !defined(SCCSID)
-__RCSID("$NetBSD: eln.c,v 1.14 2012/03/11 21:15:25 christos Exp $");
+__RCSID("$NetBSD: eln.c,v 1.17 2014/06/18 18:12:28 christos Exp $");
 #endif /* not lint && not SCCSID */
 
 #include "histedit.h"
@@ -125,6 +125,22 @@ el_set(EditLine *el, int op, ...)
 		break;
 	}
 
+	case EL_ALIAS_TEXT: {
+		el_afunc_t p = va_arg(ap, el_afunc_t);
+		void *arg = va_arg(ap, void *);
+		ret = ch_aliasfun(el, p, arg);
+		break;
+	}
+
+	case EL_PROMPT_ESC:
+	case EL_RPROMPT_ESC: {
+		el_pfunc_t p = va_arg(ap, el_pfunc_t);
+		int c = va_arg(ap, int);
+
+		ret = prompt_set(el, p, c, op, 0);
+		break;
+	}
+
 	case EL_TERMINAL:       /* const char * */
 		ret = el_wset(el, op, va_arg(ap, char *));
 		break;
@@ -149,10 +165,10 @@ el_set(EditLine *el, int op, ...)
 		const char *argv[20];
 		int i;
 		const wchar_t **wargv;
-		for (i = 1; i < (int)__arraycount(argv); ++i)
-			if ((argv[i] = va_arg(ap, char *)) == NULL)
+		for (i = 1; i < (int)__arraycount(argv) - 1; ++i)
+			if ((argv[i] = va_arg(ap, const char *)) == NULL)
 			    break;
-		argv[0] = NULL;
+		argv[0] = argv[i] = NULL;
 		wargv = (const wchar_t **)
 		    ct_decode_argv(i + 1, argv, &el->el_lgcyconv);
 		if (!wargv) {
@@ -220,27 +236,31 @@ el_set(EditLine *el, int op, ...)
 		el->el_flags |= NARROW_HISTORY;
 		break;
 	}
+
 	/* XXX: do we need to change el_rfunc_t? */
 	case EL_GETCFN:         /* el_rfunc_t */
 		ret = el_wset(el, op, va_arg(ap, el_rfunc_t));
 		el->el_flags |= NARROW_READ;
 		break;
+
 	case EL_CLIENTDATA:     /* void * */
 		ret = el_wset(el, op, va_arg(ap, void *));
 		break;
+
 	case EL_SETFP: {          /* int, FILE * */
 		int what = va_arg(ap, int);
 		FILE *fp = va_arg(ap, FILE *);
 		ret = el_wset(el, op, what, fp);
 		break;
 	}
-	case EL_PROMPT_ESC: /* el_pfunc_t, char */
-	case EL_RPROMPT_ESC: {
-		el_pfunc_t p = va_arg(ap, el_pfunc_t);
-		char c = (char)va_arg(ap, int);
-		ret = prompt_set(el, p, c, op, 0);
+
+	case EL_REFRESH:
+		re_clear_display(el);
+		re_refresh(el);
+		terminal__flush(el);
+		ret = 0;
 		break;
-	}
+
 	default:
 		ret = -1;
 		break;
diff --git a/contrib/libedit/src/filecomplete.c b/contrib/libedit/src/filecomplete.c
index 49f8005c47..ab74a4b58c 100644
--- a/contrib/libedit/src/filecomplete.c
+++ b/contrib/libedit/src/filecomplete.c
@@ -1,4 +1,4 @@
-/*	$NetBSD: filecomplete.c,v 1.31 2011/09/16 16:13:16 plunky Exp $	*/
+/*	$NetBSD: filecomplete.c,v 1.32 2014/06/05 22:07:42 christos Exp $	*/
 
 /*-
  * Copyright (c) 1997 The NetBSD Foundation, Inc.
@@ -32,7 +32,7 @@
 #include "config.h"
 
 #if !defined(lint) && !defined(SCCSID)
-__RCSID("$NetBSD: filecomplete.c,v 1.31 2011/09/16 16:13:16 plunky Exp $");
+__RCSID("$NetBSD: filecomplete.c,v 1.32 2014/06/05 22:07:42 christos Exp $");
 #endif /* not lint && not SCCSID */
 
 #include <sys/types.h>
@@ -486,7 +486,8 @@ fn_complete(EditLine *el,
 		if (what_to_do == '?')
 			goto display_matches;
 
-		if (matches[2] == NULL && strcmp(matches[0], matches[1]) == 0) {
+		if (matches[2] == NULL &&
+		    (matches[1] == NULL || strcmp(matches[0], matches[1]) == 0)) {
 			/*
 			 * We found exact match. Add a space after
 			 * it, unless we do filename completion and the
diff --git a/contrib/libedit/src/hist.h b/contrib/libedit/src/hist.h
index a63be499db..58e5876c91 100644
--- a/contrib/libedit/src/hist.h
+++ b/contrib/libedit/src/hist.h
@@ -1,4 +1,4 @@
-/*	$NetBSD: hist.h,v 1.13 2011/07/28 20:50:55 christos Exp $	*/
+/*	$NetBSD: hist.h,v 1.14 2014/05/11 01:05:17 christos Exp $	*/
 
 /*-
  * Copyright (c) 1992, 1993
@@ -73,6 +73,7 @@ typedef struct el_history_t {
 #define	HIST_SET(el, num)	HIST_FUN(el, H_SET, num)
 #define	HIST_LOAD(el, fname)	HIST_FUN(el, H_LOAD fname)
 #define	HIST_SAVE(el, fname)	HIST_FUN(el, H_SAVE fname)
+#define	HIST_SAVE_FP(el, fp)	HIST_FUN(el, H_SAVE_FP fp)
 
 protected int		hist_init(EditLine *);
 protected void		hist_end(EditLine *);
diff --git a/contrib/libedit/src/histedit.h b/contrib/libedit/src/histedit.h
index 61f9875873..94f33ed2a1 100644
--- a/contrib/libedit/src/histedit.h
+++ b/contrib/libedit/src/histedit.h
@@ -1,4 +1,4 @@
-/*	$NetBSD: histedit.h,v 1.49 2012/05/31 13:16:39 christos Exp $	*/
+/*	$NetBSD: histedit.h,v 1.53 2014/06/18 18:12:28 christos Exp $	*/
 
 /*-
  * Copyright (c) 1992, 1993
@@ -84,6 +84,8 @@ typedef struct lineinfo {
  * Initialization, cleanup, and resetting
  */
 EditLine	*el_init(const char *, FILE *, FILE *, FILE *);
+EditLine	*el_init_fd(const char *, FILE *, FILE *, FILE *,
+    int, int, int);
 void		 el_end(EditLine *);
 void		 el_reset(EditLine *);
 
@@ -154,6 +156,7 @@ unsigned char	_el_fn_complete(EditLine *, int);
 #define	EL_PROMPT_ESC	21	/* , prompt_func, Char);	      set/get */
 #define	EL_RPROMPT_ESC	22	/* , prompt_func, Char);	      set/get */
 #define	EL_RESIZE	23	/* , el_zfunc_t, void *);	      set     */
+#define	EL_ALIAS_TEXT	24	/* , el_afunc_t, void *);	      set     */
 
 #define	EL_BUILTIN_GETCFN	(NULL)
 
@@ -222,6 +225,7 @@ int		history(History *, HistEvent *, int, ...);
 #define	H_NEXT_EVDATA	23	/* , const int, histdata_t *);	*/
 #define	H_DELDATA	24	/* , int, histdata_t *);*/
 #define	H_REPLACE	25	/* , const char *, histdata_t);	*/
+#define	H_SAVE_FP	26	/* , FILE *);		*/
 
 
 
@@ -277,6 +281,7 @@ int		 el_wparse(EditLine *, int, const wchar_t **);
 int		 el_wset(EditLine *, int, ...);
 int		 el_wget(EditLine *, int, ...);
 
+int		 el_cursor(EditLine *, int);
 const LineInfoW	*el_wline(EditLine *);
 int		 el_winsertstr(EditLine *, const wchar_t *);
 #define          el_wdeletestr  el_deletestr
diff --git a/contrib/libedit/src/history.c b/contrib/libedit/src/history.c
index c65d4eef87..a4875275d4 100644
--- a/contrib/libedit/src/history.c
+++ b/contrib/libedit/src/history.c
@@ -1,4 +1,4 @@
-/*	$NetBSD: history.c,v 1.46 2011/11/18 20:39:18 christos Exp $	*/
+/*	$NetBSD: history.c,v 1.47 2014/05/11 01:05:17 christos Exp $	*/
 
 /*-
  * Copyright (c) 1992, 1993
@@ -40,7 +40,7 @@
 #if 0
 static char sccsid[] = "@(#)history.c	8.1 (Berkeley) 6/4/93";
 #else
-__RCSID("$NetBSD: history.c,v 1.46 2011/11/18 20:39:18 christos Exp $");
+__RCSID("$NetBSD: history.c,v 1.47 2014/05/11 01:05:17 christos Exp $");
 #endif
 #endif /* not lint && not SCCSID */
 
@@ -108,6 +108,7 @@ private int history_getunique(TYPE(History) *, TYPE(HistEvent) *);
 private int history_set_fun(TYPE(History) *, TYPE(History) *);
 private int history_load(TYPE(History) *, const char *);
 private int history_save(TYPE(History) *, const char *);
+private int history_save_fp(TYPE(History) *, FILE *);
 private int history_prev_event(TYPE(History) *, TYPE(HistEvent) *, int);
 private int history_next_event(TYPE(History) *, TYPE(HistEvent) *, int);
 private int history_next_string(TYPE(History) *, TYPE(HistEvent) *, const Char *);
@@ -787,13 +788,12 @@ done:
 }
 
 
-/* history_save():
+/* history_save_fp():
  *	TYPE(History) save function
  */
 private int
-history_save(TYPE(History) *h, const char *fname)
+history_save_fp(TYPE(History) *h, FILE *fp)
 {
-	FILE *fp;
 	TYPE(HistEvent) ev;
 	int i = -1, retval;
 	size_t len, max_size;
@@ -803,9 +803,6 @@ history_save(TYPE(History) *h, const char *fname)
 	static ct_buffer_t conv;
 #endif
 
-	if ((fp = fopen(fname, "w")) == NULL)
-		return -1;
-
 	if (fchmod(fileno(fp), S_IRUSR|S_IWUSR) == -1)
 		goto done;
 	if (fputs(hist_cookie, fp) == EOF)
@@ -834,11 +831,29 @@ history_save(TYPE(History) *h, const char *fname)
 oomem:
 	h_free(ptr);
 done:
-	(void) fclose(fp);
 	return i;
 }
 
 
+/* history_save():
+ *    History save function
+ */
+private int
+history_save(TYPE(History) *h, const char *fname)
+{
+    FILE *fp;
+    int i;
+
+    if ((fp = fopen(fname, "w")) == NULL)
+	return -1;
+
+    i = history_save_fp(h, fp);
+
+    (void) fclose(fp);
+    return i;
+}
+
+
 /* history_prev_event():
  *	Find the previous event, with number given
  */
@@ -1019,6 +1034,12 @@ FUNW(history)(TYPE(History) *h, TYPE(HistEvent) *ev, int fun, ...)
 			he_seterrev(ev, _HE_HIST_WRITE);
 		break;
 
+	case H_SAVE_FP:
+		retval = history_save_fp(h, va_arg(va, FILE *));
+		if (retval == -1)
+		    he_seterrev(ev, _HE_HIST_WRITE);
+		break;
+
 	case H_PREV_EVENT:
 		retval = history_prev_event(h, ev, va_arg(va, int));
 		break;
diff --git a/contrib/libedit/src/map.c b/contrib/libedit/src/map.c
index 802c37174c..b3e11ba66b 100644
--- a/contrib/libedit/src/map.c
+++ b/contrib/libedit/src/map.c
@@ -1,4 +1,4 @@
-/*	$NetBSD: map.c,v 1.31 2011/11/18 20:39:18 christos Exp $	*/
+/*	$NetBSD: map.c,v 1.33 2013/01/01 15:34:02 christos Exp $	*/
 
 /*-
  * Copyright (c) 1992, 1993
@@ -37,7 +37,7 @@
 #if 0
 static char sccsid[] = "@(#)map.c	8.1 (Berkeley) 6/4/93";
 #else
-__RCSID("$NetBSD: map.c,v 1.31 2011/11/18 20:39:18 christos Exp $");
+__RCSID("$NetBSD: map.c,v 1.33 2013/01/01 15:34:02 christos Exp $");
 #endif
 #endif /* not lint && not SCCSID */
 
@@ -1249,7 +1249,7 @@ map_bind(EditLine *el, int argc, const Char **argv)
 	Char inbuf[EL_BUFSIZ];
 	Char outbuf[EL_BUFSIZ];
 	const Char *in = NULL;
-	Char *out = NULL;
+	Char *out;
 	el_bindings_t *bp, *ep;
 	int cmd;
 	int key;
@@ -1368,7 +1368,7 @@ map_bind(EditLine *el, int argc, const Char **argv)
 			return -1;
 		}
 		if (key)
-			terminal_set_arrow(el, in, keymacro_map_str(el, out), ntype);
+			terminal_set_arrow(el, in, keymacro_map_cmd(el, cmd), ntype);
 		else {
 			if (in[1]) {
 				keymacro_add(el, in, keymacro_map_cmd(el, cmd), ntype);
diff --git a/contrib/libedit/src/read.c b/contrib/libedit/src/read.c
index 74796b1db2..df6ac20208 100644
--- a/contrib/libedit/src/read.c
+++ b/contrib/libedit/src/read.c
@@ -1,4 +1,4 @@
-/*	$NetBSD: read.c,v 1.69 2012/09/11 12:31:08 christos Exp $	*/
+/*	$NetBSD: read.c,v 1.70 2013/05/27 23:55:55 christos Exp $	*/
 
 /*-
  * Copyright (c) 1992, 1993
@@ -37,7 +37,7 @@
 #if 0
 static char sccsid[] = "@(#)read.c	8.1 (Berkeley) 6/4/93";
 #else
-__RCSID("$NetBSD: read.c,v 1.69 2012/09/11 12:31:08 christos Exp $");
+__RCSID("$NetBSD: read.c,v 1.70 2013/05/27 23:55:55 christos Exp $");
 #endif
 #endif /* not lint && not SCCSID */
 
@@ -341,6 +341,13 @@ read_char(EditLine *el, Char *cp)
 		}
 	}
 
+	/* Test for EOF */
+	if (num_read == 0) {
+		errno = 0;
+		*cp = '\0';
+		return 0;
+	}
+
 #ifdef WIDECHAR
 	if (el->el_flags & CHARSET_IS_UTF8) {
 		if (!utf8_islead((unsigned char)cbuf[0]))
diff --git a/contrib/libedit/src/readline.c b/contrib/libedit/src/readline.c
index befa7a1bf5..f549dfea46 100644
--- a/contrib/libedit/src/readline.c
+++ b/contrib/libedit/src/readline.c
@@ -1,4 +1,4 @@
-/*	$NetBSD: readline.c,v 1.106 2012/10/12 23:35:02 christos Exp $	*/
+/*	$NetBSD: readline.c,v 1.110 2014/01/21 13:51:44 christos Exp $	*/
 
 /*-
  * Copyright (c) 1997 The NetBSD Foundation, Inc.
@@ -31,7 +31,7 @@
 
 #include "config.h"
 #if !defined(lint) && !defined(SCCSID)
-__RCSID("$NetBSD: readline.c,v 1.106 2012/10/12 23:35:02 christos Exp $");
+__RCSID("$NetBSD: readline.c,v 1.110 2014/01/21 13:51:44 christos Exp $");
 #endif /* not lint && not SCCSID */
 
 #include <sys/types.h>
@@ -88,6 +88,14 @@ VFunction *rl_event_hook = NULL;
 KEYMAP_ENTRY_ARRAY emacs_standard_keymap,
     emacs_meta_keymap,
     emacs_ctlx_keymap;
+/*
+ * The following is not implemented; we always catch signals in the
+ * libedit fashion: set handlers on entry to el_gets() and clear them
+ * on the way out. This simplistic approach works for most cases; if
+ * it does not work for your application, please let us know.
+ */
+int rl_catch_signals = 1;
+int rl_catch_sigwinch = 1;
 
 int history_base = 1;		/* probably never subject to change */
 int history_length = 0;
@@ -113,7 +121,6 @@ char *rl_terminal_name = NULL;
 int rl_already_prompted = 0;
 int rl_filename_completion_desired = 0;
 int rl_ignore_completion_duplicates = 0;
-int rl_catch_signals = 1;
 int readline_echoing_p = 1;
 int _rl_print_completions_horizontally = 0;
 VFunction *rl_redisplay_function = NULL;
@@ -233,13 +240,20 @@ static const char *
 _default_history_file(void)
 {
 	struct passwd *p;
-	static char path[PATH_MAX];
+	static char *path;
+	size_t len;
 
-	if (*path)
+	if (path)
 		return path;
+
 	if ((p = getpwuid(getuid())) == NULL)
 		return NULL;
-	(void)snprintf(path, sizeof(path), "%s/.history", p->pw_dir);
+
+	len = strlen(p->pw_dir) + sizeof("/.history");
+	if ((path = malloc(len)) == NULL)
+		return NULL;
+
+	(void)snprintf(path, len, "%s/.history", p->pw_dir);
 	return path;
 }
 
@@ -1472,6 +1486,9 @@ clear_history(void)
 {
 	HistEvent ev;
 
+	if (h == NULL || e == NULL)
+		rl_initialize();
+
 	(void)history(h, &ev, H_CLEAR);
 	history_length = 0;
 }
@@ -2100,9 +2117,9 @@ void
 rl_get_screen_size(int *rows, int *cols)
 {
 	if (rows)
-		el_get(e, EL_GETTC, "li", rows, NULL);
+		el_get(e, EL_GETTC, "li", rows, (void *)0);
 	if (cols)
-		el_get(e, EL_GETTC, "co", cols, NULL);
+		el_get(e, EL_GETTC, "co", cols, (void *)0);
 }
 
 void
diff --git a/contrib/libedit/src/shlib_version b/contrib/libedit/src/shlib_version
index 778486cf30..303609d268 100644
--- a/contrib/libedit/src/shlib_version
+++ b/contrib/libedit/src/shlib_version
@@ -1,5 +1,5 @@
-#	$NetBSD: shlib_version,v 1.18 2009/01/11 03:07:48 christos Exp $
+#	$NetBSD: shlib_version,v 1.19 2013/01/22 20:23:21 christos Exp $
 #	Remember to update distrib/sets/lists/base/shl.* when changing
 #
 major=3
-minor=0
+minor=1
diff --git a/contrib/libedit/src/strlcat.c b/contrib/libedit/src/strlcat.c
index 1a92fc5fa9..c1ef3a2189 100644
--- a/contrib/libedit/src/strlcat.c
+++ b/contrib/libedit/src/strlcat.c
@@ -1,4 +1,4 @@
-/*	$NetBSD: strlcat.c,v 1.3 2007/06/04 18:19:27 christos Exp $	*/
+/*	$NetBSD: strlcat.c,v 1.4 2013/01/23 07:57:27 matt Exp $	*/
 /*	$OpenBSD: strlcat.c,v 1.10 2003/04/12 21:56:39 millert Exp $	*/
 
 /*
@@ -20,7 +20,7 @@
 #include "config.h"
 
 #if defined(LIBC_SCCS) && !defined(lint)
-__RCSID("$NetBSD: strlcat.c,v 1.3 2007/06/04 18:19:27 christos Exp $");
+__RCSID("$NetBSD: strlcat.c,v 1.4 2013/01/23 07:57:27 matt Exp $");
 #endif /* LIBC_SCCS and not lint */
 
 #include <sys/types.h>
@@ -44,6 +44,7 @@ __weak_alias(strlcat, _strlcat)
 size_t
 strlcat(char *dst, const char *src, size_t siz)
 {
+#if 1
 	char *d = dst;
 	const char *s = src;
 	size_t n = siz;
@@ -70,5 +71,20 @@ strlcat(char *dst, const char *src, size_t siz)
 	*d = '\0';
 
 	return(dlen + (s - src));	/* count does not include NUL */
+#else
+	_DIAGASSERT(dst != NULL);
+	_DIAGASSERT(src != NULL);
+
+	/*
+	 * Find length of string in dst (maxing out at siz).
+	 */
+	size_t dlen = strnlen(dst, siz);
+
+	/*
+	 * Copy src into any remaining space in dst (truncating if needed).
+	 * Note strlcpy(dst, src, 0) returns strlen(src).
+	 */
+	return dlen + strlcpy(dst + dlen, src, siz - dlen);
+#endif
 }
 #endif
diff --git a/contrib/libedit/src/tty.c b/contrib/libedit/src/tty.c
index 57c8ee8916..ce7d86c07d 100644
--- a/contrib/libedit/src/tty.c
+++ b/contrib/libedit/src/tty.c
@@ -1,4 +1,4 @@
-/*	$NetBSD: tty.c,v 1.42 2012/05/15 15:59:01 christos Exp $	*/
+/*	$NetBSD: tty.c,v 1.46 2014/06/18 18:52:49 christos Exp $	*/
 
 /*-
  * Copyright (c) 1992, 1993
@@ -37,7 +37,7 @@
 #if 0
 static char sccsid[] = "@(#)tty.c	8.1 (Berkeley) 6/4/93";
 #else
-__RCSID("$NetBSD: tty.c,v 1.42 2012/05/15 15:59:01 christos Exp $");
+__RCSID("$NetBSD: tty.c,v 1.46 2014/06/18 18:52:49 christos Exp $");
 #endif
 #endif /* not lint && not SCCSID */
 
@@ -48,6 +48,7 @@ __RCSID("$NetBSD: tty.c,v 1.42 2012/05/15 15:59:01 christos Exp $");
 #include <errno.h>
 #include <unistd.h>	/* for isatty */
 #include <strings.h>	/* for ffs */
+#include <stdlib.h>	/* for abort */
 #include "el.h"
 #include "tty.h"
 
@@ -459,6 +460,7 @@ private void	tty__getchar(struct termios *, unsigned char *);
 private void	tty__setchar(struct termios *, unsigned char *);
 private speed_t	tty__getspeed(struct termios *);
 private int	tty_setup(EditLine *);
+private void	tty_setup_flags(EditLine *, struct termios *, int);
 
 #define	t_qu	t_ts
 
@@ -517,17 +519,7 @@ tty_setup(EditLine *el)
 	el->el_tty.t_tabs = tty__gettabs(&el->el_tty.t_ex);
 	el->el_tty.t_eight = tty__geteightbit(&el->el_tty.t_ex);
 
-	el->el_tty.t_ex.c_iflag &= ~el->el_tty.t_t[EX_IO][MD_INP].t_clrmask;
-	el->el_tty.t_ex.c_iflag |= el->el_tty.t_t[EX_IO][MD_INP].t_setmask;
-
-	el->el_tty.t_ex.c_oflag &= ~el->el_tty.t_t[EX_IO][MD_OUT].t_clrmask;
-	el->el_tty.t_ex.c_oflag |= el->el_tty.t_t[EX_IO][MD_OUT].t_setmask;
-
-	el->el_tty.t_ex.c_cflag &= ~el->el_tty.t_t[EX_IO][MD_CTL].t_clrmask;
-	el->el_tty.t_ex.c_cflag |= el->el_tty.t_t[EX_IO][MD_CTL].t_setmask;
-
-	el->el_tty.t_ex.c_lflag &= ~el->el_tty.t_t[EX_IO][MD_LIN].t_clrmask;
-	el->el_tty.t_ex.c_lflag |= el->el_tty.t_t[EX_IO][MD_LIN].t_setmask;
+	tty_setup_flags(el, &el->el_tty.t_ex, EX_IO);
 
 	/*
          * Reset the tty chars to reasonable defaults
@@ -562,17 +554,7 @@ tty_setup(EditLine *el)
 		}
 	}
 
-	el->el_tty.t_ed.c_iflag &= ~el->el_tty.t_t[ED_IO][MD_INP].t_clrmask;
-	el->el_tty.t_ed.c_iflag |= el->el_tty.t_t[ED_IO][MD_INP].t_setmask;
-
-	el->el_tty.t_ed.c_oflag &= ~el->el_tty.t_t[ED_IO][MD_OUT].t_clrmask;
-	el->el_tty.t_ed.c_oflag |= el->el_tty.t_t[ED_IO][MD_OUT].t_setmask;
-
-	el->el_tty.t_ed.c_cflag &= ~el->el_tty.t_t[ED_IO][MD_CTL].t_clrmask;
-	el->el_tty.t_ed.c_cflag |= el->el_tty.t_t[ED_IO][MD_CTL].t_setmask;
-
-	el->el_tty.t_ed.c_lflag &= ~el->el_tty.t_t[ED_IO][MD_LIN].t_clrmask;
-	el->el_tty.t_ed.c_lflag |= el->el_tty.t_t[ED_IO][MD_LIN].t_setmask;
+	tty_setup_flags(el, &el->el_tty.t_ed, ED_IO);
 
 	tty__setchar(&el->el_tty.t_ed, el->el_tty.t_c[ED_IO]);
 	tty_bind_char(el, 1);
@@ -938,6 +920,58 @@ tty_bind_char(EditLine *el, int force)
 }
 
 
+private tcflag_t *
+tty__get_flag(struct termios *t, int kind) {
+	switch (kind) {
+	case MD_INP:
+		return &t->c_iflag;
+	case MD_OUT:
+		return &t->c_oflag;
+	case MD_CTL:
+		return &t->c_cflag;
+	case MD_LIN:
+		return &t->c_lflag;
+	default:
+		abort();
+		/*NOTREACHED*/
+	}
+}
+
+
+private tcflag_t
+tty_update_flag(EditLine *el, tcflag_t f, int mode, int kind)
+{
+	f &= ~el->el_tty.t_t[mode][kind].t_clrmask;
+	f |= el->el_tty.t_t[mode][kind].t_setmask;
+	return f;
+}
+
+
+private void
+tty_update_flags(EditLine *el, int kind)
+{
+	tcflag_t *tt, *ed, *ex;
+	tt = tty__get_flag(&el->el_tty.t_ts, kind);
+	ed = tty__get_flag(&el->el_tty.t_ed, kind);
+	ex = tty__get_flag(&el->el_tty.t_ex, kind);
+
+	if (*tt != *ex && (kind != MD_CTL || *tt != *ed)) {
+		*ed = tty_update_flag(el, *tt, ED_IO, kind);
+		*ex = tty_update_flag(el, *tt, EX_IO, kind);
+	}
+}
+
+
+private void
+tty_update_char(EditLine *el, int mode, int c) {
+	if (!((el->el_tty.t_t[mode][MD_CHAR].t_setmask & C_SH(c)))
+	    && (el->el_tty.t_c[TS_IO][c] != el->el_tty.t_c[EX_IO][c]))
+		el->el_tty.t_c[mode][c] = el->el_tty.t_c[TS_IO][c];
+	if (el->el_tty.t_t[mode][MD_CHAR].t_clrmask & C_SH(c))
+		el->el_tty.t_c[mode][c] = el->el_tty.t_vdisable;
+}
+
+
 /* tty_rawmode():
  * 	Set terminal into 1 character at a time mode.
  */
@@ -973,112 +1007,42 @@ tty_rawmode(EditLine *el)
 		(void) cfsetospeed(&el->el_tty.t_ed, el->el_tty.t_speed);
 	}
 	if (tty__cooked_mode(&el->el_tty.t_ts)) {
-		if (el->el_tty.t_ts.c_cflag != el->el_tty.t_ex.c_cflag) {
-			el->el_tty.t_ex.c_cflag =
-			    el->el_tty.t_ts.c_cflag;
-			el->el_tty.t_ex.c_cflag &=
-			    ~el->el_tty.t_t[EX_IO][MD_CTL].t_clrmask;
-			el->el_tty.t_ex.c_cflag |=
-			    el->el_tty.t_t[EX_IO][MD_CTL].t_setmask;
-
-			el->el_tty.t_ed.c_cflag =
-			    el->el_tty.t_ts.c_cflag;
-			el->el_tty.t_ed.c_cflag &=
-			    ~el->el_tty.t_t[ED_IO][MD_CTL].t_clrmask;
-			el->el_tty.t_ed.c_cflag |=
-			    el->el_tty.t_t[ED_IO][MD_CTL].t_setmask;
-		}
-		if ((el->el_tty.t_ts.c_lflag != el->el_tty.t_ex.c_lflag) &&
-		    (el->el_tty.t_ts.c_lflag != el->el_tty.t_ed.c_lflag)) {
-			el->el_tty.t_ex.c_lflag =
-			    el->el_tty.t_ts.c_lflag;
-			el->el_tty.t_ex.c_lflag &=
-			    ~el->el_tty.t_t[EX_IO][MD_LIN].t_clrmask;
-			el->el_tty.t_ex.c_lflag |=
-			    el->el_tty.t_t[EX_IO][MD_LIN].t_setmask;
-
-			el->el_tty.t_ed.c_lflag =
-			    el->el_tty.t_ts.c_lflag;
-			el->el_tty.t_ed.c_lflag &=
-			    ~el->el_tty.t_t[ED_IO][MD_LIN].t_clrmask;
-			el->el_tty.t_ed.c_lflag |=
-			    el->el_tty.t_t[ED_IO][MD_LIN].t_setmask;
-		}
-		if ((el->el_tty.t_ts.c_iflag != el->el_tty.t_ex.c_iflag) &&
-		    (el->el_tty.t_ts.c_iflag != el->el_tty.t_ed.c_iflag)) {
-			el->el_tty.t_ex.c_iflag =
-			    el->el_tty.t_ts.c_iflag;
-			el->el_tty.t_ex.c_iflag &=
-			    ~el->el_tty.t_t[EX_IO][MD_INP].t_clrmask;
-			el->el_tty.t_ex.c_iflag |=
-			    el->el_tty.t_t[EX_IO][MD_INP].t_setmask;
-
-			el->el_tty.t_ed.c_iflag =
-			    el->el_tty.t_ts.c_iflag;
-			el->el_tty.t_ed.c_iflag &=
-			    ~el->el_tty.t_t[ED_IO][MD_INP].t_clrmask;
-			el->el_tty.t_ed.c_iflag |=
-			    el->el_tty.t_t[ED_IO][MD_INP].t_setmask;
-		}
-		if ((el->el_tty.t_ts.c_oflag != el->el_tty.t_ex.c_oflag) &&
-		    (el->el_tty.t_ts.c_oflag != el->el_tty.t_ed.c_oflag)) {
-			el->el_tty.t_ex.c_oflag =
-			    el->el_tty.t_ts.c_oflag;
-			el->el_tty.t_ex.c_oflag &=
-			    ~el->el_tty.t_t[EX_IO][MD_OUT].t_clrmask;
-			el->el_tty.t_ex.c_oflag |=
-			    el->el_tty.t_t[EX_IO][MD_OUT].t_setmask;
-
-			el->el_tty.t_ed.c_oflag =
-			    el->el_tty.t_ts.c_oflag;
-			el->el_tty.t_ed.c_oflag &=
-			    ~el->el_tty.t_t[ED_IO][MD_OUT].t_clrmask;
-			el->el_tty.t_ed.c_oflag |=
-			    el->el_tty.t_t[ED_IO][MD_OUT].t_setmask;
-		}
+		int i;
+
+		for (i = MD_INP; i <= MD_LIN; i++)
+			tty_update_flags(el, i);
+
 		if (tty__gettabs(&el->el_tty.t_ex) == 0)
 			el->el_tty.t_tabs = 0;
 		else
 			el->el_tty.t_tabs = EL_CAN_TAB ? 1 : 0;
 
-		{
-			int i;
+		tty__getchar(&el->el_tty.t_ts, el->el_tty.t_c[TS_IO]);
+		/*
+		 * Check if the user made any changes.
+		 * If he did, then propagate the changes to the
+		 * edit and execute data structures.
+		 */
+		for (i = 0; i < C_NCC; i++)
+			if (el->el_tty.t_c[TS_IO][i] !=
+			    el->el_tty.t_c[EX_IO][i])
+				break;
 
-			tty__getchar(&el->el_tty.t_ts, el->el_tty.t_c[TS_IO]);
+		if (i != C_NCC) {
 			/*
-		         * Check if the user made any changes.
-		         * If he did, then propagate the changes to the
-		         * edit and execute data structures.
-		         */
+			 * Propagate changes only to the unprotected
+			 * chars that have been modified just now.
+			 */
 			for (i = 0; i < C_NCC; i++)
-				if (el->el_tty.t_c[TS_IO][i] !=
-				    el->el_tty.t_c[EX_IO][i])
-					break;
-
-			if (i != C_NCC) {
-				/*
-				 * Propagate changes only to the unprotected
-				 * chars that have been modified just now.
-				 */
-				for (i = 0; i < C_NCC; i++) {
-					if (!((el->el_tty.t_t[ED_IO][MD_CHAR].t_setmask & C_SH(i)))
-					    && (el->el_tty.t_c[TS_IO][i] != el->el_tty.t_c[EX_IO][i]))
-						el->el_tty.t_c[ED_IO][i] = el->el_tty.t_c[TS_IO][i];
-					if (el->el_tty.t_t[ED_IO][MD_CHAR].t_clrmask & C_SH(i))
-						el->el_tty.t_c[ED_IO][i] = el->el_tty.t_vdisable;
-				}
-				tty_bind_char(el, 0);
-				tty__setchar(&el->el_tty.t_ed, el->el_tty.t_c[ED_IO]);
-
-				for (i = 0; i < C_NCC; i++) {
-					if (!((el->el_tty.t_t[EX_IO][MD_CHAR].t_setmask & C_SH(i)))
-					    && (el->el_tty.t_c[TS_IO][i] != el->el_tty.t_c[EX_IO][i]))
-						el->el_tty.t_c[EX_IO][i] = el->el_tty.t_c[TS_IO][i];
-					if (el->el_tty.t_t[EX_IO][MD_CHAR].t_clrmask & C_SH(i))
-						el->el_tty.t_c[EX_IO][i] = el->el_tty.t_vdisable;
-				}
-				tty__setchar(&el->el_tty.t_ex, el->el_tty.t_c[EX_IO]);
-			}
+				tty_update_char(el, ED_IO, i);
+
+			tty_bind_char(el, 0);
+			tty__setchar(&el->el_tty.t_ed, el->el_tty.t_c[ED_IO]);
+
+			for (i = 0; i < C_NCC; i++)
+				tty_update_char(el, EX_IO, i);
+
+			tty__setchar(&el->el_tty.t_ex, el->el_tty.t_c[EX_IO]);
 		}
 	}
 	if (tty_setty(el, TCSADRAIN, &el->el_tty.t_ed) == -1) {
@@ -1129,17 +1093,7 @@ tty_quotemode(EditLine *el)
 
 	el->el_tty.t_qu = el->el_tty.t_ed;
 
-	el->el_tty.t_qu.c_iflag &= ~el->el_tty.t_t[QU_IO][MD_INP].t_clrmask;
-	el->el_tty.t_qu.c_iflag |= el->el_tty.t_t[QU_IO][MD_INP].t_setmask;
-
-	el->el_tty.t_qu.c_oflag &= ~el->el_tty.t_t[QU_IO][MD_OUT].t_clrmask;
-	el->el_tty.t_qu.c_oflag |= el->el_tty.t_t[QU_IO][MD_OUT].t_setmask;
-
-	el->el_tty.t_qu.c_cflag &= ~el->el_tty.t_t[QU_IO][MD_CTL].t_clrmask;
-	el->el_tty.t_qu.c_cflag |= el->el_tty.t_t[QU_IO][MD_CTL].t_setmask;
-
-	el->el_tty.t_qu.c_lflag &= ~el->el_tty.t_t[QU_IO][MD_LIN].t_clrmask;
-	el->el_tty.t_qu.c_lflag |= el->el_tty.t_t[QU_IO][MD_LIN].t_setmask;
+	tty_setup_flags(el, &el->el_tty.t_qu, QU_IO);
 
 	if (tty_setty(el, TCSADRAIN, &el->el_tty.t_qu) == -1) {
 #ifdef DEBUG_TTY
@@ -1320,6 +1274,7 @@ tty_stty(EditLine *el, int argc __attribute__((__unused__)), const Char **argv)
 		}
 	}
 
+	tty_setup_flags(el, tios, z);
 	if (el->el_tty.t_mode == z) {
 		if (tty_setty(el, TCSADRAIN, tios) == -1) {
 #ifdef DEBUG_TTY
@@ -1357,3 +1312,14 @@ tty_printchar(EditLine *el, unsigned char *s)
 	(void) fprintf(el->el_errfile, "\n");
 }
 #endif /* notyet */
+
+
+private void
+tty_setup_flags(EditLine *el, struct termios *tios, int mode)
+{
+	int kind;
+	for (kind = MD_INP; kind <= MD_LIN; kind++) {
+		tcflag_t *f = tty__get_flag(tios, kind);
+		*f = tty_update_flag(el, *f, mode, kind);
+	}
+}
diff --git a/contrib/libedit/src/tty.h b/contrib/libedit/src/tty.h
index 7bdb0b2bb9..0bf4b64ce4 100644
--- a/contrib/libedit/src/tty.h
+++ b/contrib/libedit/src/tty.h
@@ -1,4 +1,4 @@
-/*	$NetBSD: tty.h,v 1.14 2012/05/15 15:59:01 christos Exp $	*/
+/*	$NetBSD: tty.h,v 1.15 2014/05/19 19:54:12 christos Exp $	*/
 
 /*-
  * Copyright (c) 1992, 1993
@@ -442,6 +442,7 @@
 #define	QU_IO	2	/* used only for quoted chars	*/
 #define	NN_IO	3	/* The number of entries	*/
 
+/* Don't re-order */
 #define	MD_INP	0
 #define	MD_OUT	1
 #define	MD_CTL	2
diff --git a/contrib/libedit/src/unvis.c b/contrib/libedit/src/unvis.c
index c6536cab91..4bbc7bcb07 100644
--- a/contrib/libedit/src/unvis.c
+++ b/contrib/libedit/src/unvis.c
@@ -1,4 +1,4 @@
-/*	$NetBSD: unvis.c,v 1.39 2012/03/13 21:13:37 christos Exp $	*/
+/*	$NetBSD: unvis.c,v 1.41 2012/12/15 04:29:53 matt Exp $	*/
 
 /*-
  * Copyright (c) 1989, 1993
@@ -34,7 +34,7 @@
 #if 0
 static char sccsid[] = "@(#)unvis.c	8.1 (Berkeley) 6/4/93";
 #else
-__RCSID("$NetBSD: unvis.c,v 1.39 2012/03/13 21:13:37 christos Exp $");
+__RCSID("$NetBSD: unvis.c,v 1.41 2012/12/15 04:29:53 matt Exp $");
 #endif
 #endif /* LIBC_SCCS and not lint */
 
@@ -82,7 +82,7 @@ __weak_alias(strnunvisx,_strnunvisx)
  * RFC 1866
  */
 static const struct nv {
-	const char *name;
+	char name[7];
 	uint8_t value;
 } nv[] = {
 	{ "AElig",	198 }, /* capital AE diphthong (ligature)  */
diff --git a/contrib/libedit/src/vi.c b/contrib/libedit/src/vi.c
index ec9abbd70c..483066e927 100644
--- a/contrib/libedit/src/vi.c
+++ b/contrib/libedit/src/vi.c
@@ -1,4 +1,4 @@
-/*	$NetBSD: vi.c,v 1.43 2012/01/16 14:57:45 christos Exp $	*/
+/*	$NetBSD: vi.c,v 1.45 2014/06/18 18:12:28 christos Exp $	*/
 
 /*-
  * Copyright (c) 1992, 1993
@@ -42,7 +42,7 @@
 #if 0
 static char sccsid[] = "@(#)vi.c	8.1 (Berkeley) 6/4/93";
 #else
-__RCSID("$NetBSD: vi.c,v 1.43 2012/01/16 14:57:45 christos Exp $");
+__RCSID("$NetBSD: vi.c,v 1.45 2014/06/18 18:12:28 christos Exp $");
 #endif
 #endif /* not lint && not SCCSID */
 
@@ -918,34 +918,26 @@ vi_comment_out(EditLine *el, Int c __attribute__((__unused__)))
  * NB: posix implies that we should enter insert mode, however
  * this is against historical precedent...
  */
-#ifdef __weak_reference
-__weakref_visible char *my_get_alias_text(const char *)
-    __weak_reference(get_alias_text);
-#endif
 protected el_action_t
 /*ARGSUSED*/
-vi_alias(EditLine *el, Int c __attribute__((__unused__)))
+vi_alias(EditLine *el __attribute__((__unused__)), Int c __attribute__((__unused__)))
 {
-#ifdef __weak_reference
 	char alias_name[3];
-	char *alias_text;
+	const char *alias_text;
 
-	if (my_get_alias_text == 0) {
+	if (el->el_chared.c_aliasfun == NULL)
 		return CC_ERROR;
-	}
 
 	alias_name[0] = '_';
 	alias_name[2] = 0;
 	if (el_getc(el, &alias_name[1]) != 1)
 		return CC_ERROR;
 
-	alias_text = my_get_alias_text(alias_name);
+	alias_text = (*el->el_chared.c_aliasfun)(el->el_chared.c_aliasarg,
+	    alias_name);
 	if (alias_text != NULL)
 		FUN(el,push)(el, ct_decode_string(alias_text, &el->el_scratch));
 	return CC_NORM;
-#else
-	return CC_ERROR;
-#endif
 }
 
 /* vi_to_history_line():
diff --git a/contrib/libedit/src/vis.c b/contrib/libedit/src/vis.c
index 5a9005f9bf..880eacb105 100644
--- a/contrib/libedit/src/vis.c
+++ b/contrib/libedit/src/vis.c
@@ -1,4 +1,4 @@
-/*	$NetBSD: vis.c,v 1.44 2011/03/12 19:52:48 christos Exp $	*/
+/*	$NetBSD: vis.c,v 1.60 2013/02/21 16:21:20 joerg Exp $	*/
 
 /*-
  * Copyright (c) 1989, 1993
@@ -58,15 +58,22 @@
 #include "config.h"
 
 #if defined(LIBC_SCCS) && !defined(lint)
-__RCSID("$NetBSD: vis.c,v 1.44 2011/03/12 19:52:48 christos Exp $");
+__RCSID("$NetBSD: vis.c,v 1.60 2013/02/21 16:21:20 joerg Exp $");
 #endif /* LIBC_SCCS and not lint */
+#ifdef __FBSDID
+__FBSDID("$FreeBSD$");
+#endif
 
 #include <sys/types.h>
+#include <sys/param.h>
 
+#include <stdint.h>
 #include <assert.h>
 #include <vis.h>
 #include <errno.h>
 #include <stdlib.h>
+#include <wchar.h>
+#include <wctype.h>
 
 #ifdef __weak_alias
 __weak_alias(strvisx,_strvisx)
@@ -78,59 +85,68 @@ __weak_alias(strvisx,_strvisx)
 #include <stdio.h>
 #include <string.h>
 
-static char *do_svis(char *, size_t *, int, int, int, const char *);
+/*
+ * The reason for going through the trouble to deal with character encodings
+ * in vis(3), is that we use this to safe encode output of commands. This
+ * safe encoding varies depending on the character set. For example if we
+ * display ps output in French, we don't want to display French characters
+ * as M-foo.
+ */
+
+static wchar_t *do_svis(wchar_t *, wint_t, int, wint_t, const wchar_t *);
 
 #undef BELL
-#define BELL '\a'
-
-#define isoctal(c)	(((u_char)(c)) >= '0' && ((u_char)(c)) <= '7')
-#define iswhite(c)	(c == ' ' || c == '\t' || c == '\n')
-#define issafe(c)	(c == '\b' || c == BELL || c == '\r')
-#define xtoa(c)		"0123456789abcdef"[c]
-#define XTOA(c)		"0123456789ABCDEF"[c]
-
-#define MAXEXTRAS	5
-
-#define MAKEEXTRALIST(flag, extra, orig_str)				      \
-do {									      \
-	const char *orig = orig_str;					      \
-	const char *o = orig;						      \
-	char *e;							      \
-	while (*o++)							      \
-		continue;						      \
-	extra = malloc((size_t)((o - orig) + MAXEXTRAS));		      \
-	if (!extra) break;						      \
-	for (o = orig, e = extra; (*e++ = *o++) != '\0';)		      \
-		continue;						      \
-	e--;								      \
-	if (flag & VIS_SP) *e++ = ' ';					      \
-	if (flag & VIS_TAB) *e++ = '\t';				      \
-	if (flag & VIS_NL) *e++ = '\n';					      \
-	if ((flag & VIS_NOSLASH) == 0) *e++ = '\\';			      \
-	*e = '\0';							      \
-} while (/*CONSTCOND*/0)
+#define BELL L'\a'
+
+#define iswoctal(c)	(((u_char)(c)) >= L'0' && ((u_char)(c)) <= L'7')
+#define iswwhite(c)	(c == L' ' || c == L'\t' || c == L'\n')
+#define iswsafe(c)	(c == L'\b' || c == BELL || c == L'\r')
+#define xtoa(c)		L"0123456789abcdef"[c]
+#define XTOA(c)		L"0123456789ABCDEF"[c]
+
+#define MAXEXTRAS	10
+
+#if !HAVE_NBTOOL_CONFIG_H
+#ifndef __NetBSD__
+/*
+ * On NetBSD MB_LEN_MAX is currently 32 which does not fit on any integer
+ * integral type and it is probably wrong, since currently the maximum
+ * number of bytes and character needs is 6. Until this is fixed, the
+ * loops below are using sizeof(uint64_t) - 1 instead of MB_LEN_MAX, and
+ * the assertion is commented out.
+ */
+#ifdef __FreeBSD__
+/*
+ * On FreeBSD including <sys/systm.h> for CTASSERT only works in kernel
+ * mode.
+ */
+#ifndef CTASSERT
+#define CTASSERT(x)             _CTASSERT(x, __LINE__)
+#define _CTASSERT(x, y)         __CTASSERT(x, y)
+#define __CTASSERT(x, y)        typedef char __assert ## y[(x) ? 1 : -1]
+#endif
+#endif /* __FreeBSD__ */
+/*
+CTASSERT(MB_LEN_MAX <= sizeof(uint64_t));
+*/
+#endif /* !__NetBSD__ */
+#endif
 
 /*
  * This is do_hvis, for HTTP style (RFC 1808)
  */
-static char *
-do_hvis(char *dst, size_t *dlen, int c, int flag, int nextc, const char *extra)
+static wchar_t *
+do_hvis(wchar_t *dst, wint_t c, int flags, wint_t nextc, const wchar_t *extra)
 {
-
-	if ((isascii(c) && isalnum(c))
+	if (iswalnum(c)
 	    /* safe */
-	    || c == '$' || c == '-' || c == '_' || c == '.' || c == '+'
+	    || c == L'$' || c == L'-' || c == L'_' || c == L'.' || c == L'+'
 	    /* extra */
-	    || c == '!' || c == '*' || c == '\'' || c == '(' || c == ')'
-	    || c == ',') {
-		dst = do_svis(dst, dlen, c, flag, nextc, extra);
-	} else {
-		if (dlen) {
-			if (*dlen < 3)
-				return NULL;
-			*dlen -= 3;
-		}
-		*dst++ = '%';
+	    || c == L'!' || c == L'*' || c == L'\'' || c == L'(' || c == L')'
+	    || c == L',')
+		dst = do_svis(dst, c, flags, nextc, extra);
+	else {
+		*dst++ = L'%';
 		*dst++ = xtoa(((unsigned int)c >> 4) & 0xf);
 		*dst++ = xtoa((unsigned int)c & 0xf);
 	}
@@ -142,312 +158,448 @@ do_hvis(char *dst, size_t *dlen, int c, int flag, int nextc, const char *extra)
  * This is do_mvis, for Quoted-Printable MIME (RFC 2045)
  * NB: No handling of long lines or CRLF.
  */
-static char *
-do_mvis(char *dst, size_t *dlen, int c, int flag, int nextc, const char *extra)
+static wchar_t *
+do_mvis(wchar_t *dst, wint_t c, int flags, wint_t nextc, const wchar_t *extra)
 {
-	if ((c != '\n') &&
+	if ((c != L'\n') &&
 	    /* Space at the end of the line */
-	    ((isspace(c) && (nextc == '\r' || nextc == '\n')) ||
+	    ((iswspace(c) && (nextc == L'\r' || nextc == L'\n')) ||
 	    /* Out of range */
-	    (!isspace(c) && (c < 33 || (c > 60 && c < 62) || c > 126)) ||
-	    /* Specific char to be escaped */ 
-	    strchr("#$@[\\]^`{|}~", c) != NULL)) {
-		if (dlen) {
-			if (*dlen < 3)
-				return NULL;
-			*dlen -= 3;
-		}
-		*dst++ = '=';
+	    (!iswspace(c) && (c < 33 || (c > 60 && c < 62) || c > 126)) ||
+	    /* Specific char to be escaped */
+	    wcschr(L"#$@[\\]^`{|}~", c) != NULL)) {
+		*dst++ = L'=';
 		*dst++ = XTOA(((unsigned int)c >> 4) & 0xf);
 		*dst++ = XTOA((unsigned int)c & 0xf);
-	} else {
-		dst = do_svis(dst, dlen, c, flag, nextc, extra);
-	}
+	} else
+		dst = do_svis(dst, c, flags, nextc, extra);
 	return dst;
 }
 
 /*
- * This is do_vis, the central code of vis.
- * dst:	      Pointer to the destination buffer
- * c:	      Character to encode
- * flag:      Flag word
- * nextc:     The character following 'c'
- * extra:     Pointer to the list of extra characters to be
- *	      backslash-protected.
+ * Output single byte of multibyte character.
  */
-static char *
-do_svis(char *dst, size_t *dlen, int c, int flag, int nextc, const char *extra)
+static wchar_t *
+do_mbyte(wchar_t *dst, wint_t c, int flags, wint_t nextc, int iswextra)
 {
-	int isextra;
-	size_t odlen = dlen ? *dlen : 0;
-
-	isextra = strchr(extra, c) != NULL;
-#define HAVE(x) \
-	do { \
-		if (dlen) { \
-			if (*dlen < (x)) \
-				goto out; \
-			*dlen -= (x); \
-		} \
-	} while (/*CONSTCOND*/0)
-	if (!isextra && isascii(c) && (isgraph(c) || iswhite(c) ||
-	    ((flag & VIS_SAFE) && issafe(c)))) {
-		HAVE(1);
-		*dst++ = c;
-		return dst;
-	}
-	if (flag & VIS_CSTYLE) {
-		HAVE(2);
+	if (flags & VIS_CSTYLE) {
 		switch (c) {
-		case '\n':
-			*dst++ = '\\'; *dst++ = 'n';
+		case L'\n':
+			*dst++ = L'\\'; *dst++ = L'n';
 			return dst;
-		case '\r':
-			*dst++ = '\\'; *dst++ = 'r';
+		case L'\r':
+			*dst++ = L'\\'; *dst++ = L'r';
 			return dst;
-		case '\b':
-			*dst++ = '\\'; *dst++ = 'b';
+		case L'\b':
+			*dst++ = L'\\'; *dst++ = L'b';
 			return dst;
 		case BELL:
-			*dst++ = '\\'; *dst++ = 'a';
+			*dst++ = L'\\'; *dst++ = L'a';
 			return dst;
-		case '\v':
-			*dst++ = '\\'; *dst++ = 'v';
+		case L'\v':
+			*dst++ = L'\\'; *dst++ = L'v';
 			return dst;
-		case '\t':
-			*dst++ = '\\'; *dst++ = 't';
+		case L'\t':
+			*dst++ = L'\\'; *dst++ = L't';
 			return dst;
-		case '\f':
-			*dst++ = '\\'; *dst++ = 'f';
+		case L'\f':
+			*dst++ = L'\\'; *dst++ = L'f';
 			return dst;
-		case ' ':
-			*dst++ = '\\'; *dst++ = 's';
+		case L' ':
+			*dst++ = L'\\'; *dst++ = L's';
 			return dst;
-		case '\0':
-			*dst++ = '\\'; *dst++ = '0';
-			if (isoctal(nextc)) {
-				HAVE(2);
-				*dst++ = '0';
-				*dst++ = '0';
+		case L'\0':
+			*dst++ = L'\\'; *dst++ = L'0';
+			if (iswoctal(nextc)) {
+				*dst++ = L'0';
+				*dst++ = L'0';
 			}
 			return dst;
 		default:
-			if (isgraph(c)) {
-				*dst++ = '\\'; *dst++ = c;
+			if (iswgraph(c)) {
+				*dst++ = L'\\';
+				*dst++ = c;
 				return dst;
 			}
-			if (dlen)
-				*dlen = odlen;
 		}
 	}
-	if (isextra || ((c & 0177) == ' ') || (flag & VIS_OCTAL)) {
-		HAVE(4);
-		*dst++ = '\\';
-		*dst++ = (u_char)(((u_int32_t)(u_char)c >> 6) & 03) + '0';
-		*dst++ = (u_char)(((u_int32_t)(u_char)c >> 3) & 07) + '0';
-		*dst++ =			     (c	      & 07) + '0';
+	if (iswextra || ((c & 0177) == L' ') || (flags & VIS_OCTAL)) {
+		*dst++ = L'\\';
+		*dst++ = (u_char)(((u_int32_t)(u_char)c >> 6) & 03) + L'0';
+		*dst++ = (u_char)(((u_int32_t)(u_char)c >> 3) & 07) + L'0';
+		*dst++ =			     (c	      & 07) + L'0';
 	} else {
-		if ((flag & VIS_NOSLASH) == 0) {
-			HAVE(1);
-			*dst++ = '\\';
-		}
+		if ((flags & VIS_NOSLASH) == 0)
+			*dst++ = L'\\';
 
 		if (c & 0200) {
-			HAVE(1);
-			c &= 0177; *dst++ = 'M';
+			c &= 0177;
+			*dst++ = L'M';
 		}
 
-		if (iscntrl(c)) {
-			HAVE(2);
-			*dst++ = '^';
+		if (iswcntrl(c)) {
+			*dst++ = L'^';
 			if (c == 0177)
-				*dst++ = '?';
+				*dst++ = L'?';
 			else
-				*dst++ = c + '@';
+				*dst++ = c + L'@';
 		} else {
-			HAVE(2);
-			*dst++ = '-'; *dst++ = c;
+			*dst++ = L'-';
+			*dst++ = c;
 		}
 	}
+
+	return dst;
+}
+
+/*
+ * This is do_vis, the central code of vis.
+ * dst:	      Pointer to the destination buffer
+ * c:	      Character to encode
+ * flags:     Flags word
+ * nextc:     The character following 'c'
+ * extra:     Pointer to the list of extra characters to be
+ *	      backslash-protected.
+ */
+static wchar_t *
+do_svis(wchar_t *dst, wint_t c, int flags, wint_t nextc, const wchar_t *extra)
+{
+	int iswextra, i, shft;
+	uint64_t bmsk, wmsk;
+
+	iswextra = wcschr(extra, c) != NULL;
+	if (!iswextra && (iswgraph(c) || iswwhite(c) ||
+	    ((flags & VIS_SAFE) && iswsafe(c)))) {
+		*dst++ = c;
+		return dst;
+	}
+
+	/* See comment in istrsenvisx() output loop, below. */
+	wmsk = 0;
+	for (i = sizeof(wmsk) - 1; i >= 0; i--) {
+		shft = i * NBBY;
+		bmsk = (uint64_t)0xffLL << shft;
+		wmsk |= bmsk;
+		if ((c & wmsk) || i == 0)
+			dst = do_mbyte(dst, (wint_t)(
+			    (uint64_t)(c & bmsk) >> shft),
+			    flags, nextc, iswextra);
+	}
+
 	return dst;
-out:
-	*dlen = odlen;
-	return NULL;
 }
 
-typedef char *(*visfun_t)(char *, size_t *, int, int, int, const char *);
+typedef wchar_t *(*visfun_t)(wchar_t *, wint_t, int, wint_t, const wchar_t *);
 
 /*
  * Return the appropriate encoding function depending on the flags given.
  */
 static visfun_t
-getvisfun(int flag)
+getvisfun(int flags)
 {
-	if (flag & VIS_HTTPSTYLE)
+	if (flags & VIS_HTTPSTYLE)
 		return do_hvis;
-	if (flag & VIS_MIMESTYLE)
+	if (flags & VIS_MIMESTYLE)
 		return do_mvis;
 	return do_svis;
 }
 
 /*
- * isnvis - visually encode characters, also encoding the characters
- *	  pointed to by `extra'
+ * Expand list of extra characters to not visually encode.
  */
-static char *
-isnvis(char *dst, size_t *dlen, int c, int flag, int nextc, const char *extra)
+static wchar_t *
+makeextralist(int flags, const char *src)
 {
-	char *nextra = NULL;
-	visfun_t f;
+	wchar_t *dst, *d;
+	size_t len;
 
-	_DIAGASSERT(dst != NULL);
-	_DIAGASSERT(extra != NULL);
-	MAKEEXTRALIST(flag, nextra, extra);
-	if (!nextra) {
-		if (dlen && *dlen == 0) {
-			errno = ENOSPC;
-			return NULL;
-		}
-		*dst = '\0';		/* can't create nextra, return "" */
-		return dst;
-	}
-	f = getvisfun(flag);
-	dst = (*f)(dst, dlen, c, flag, nextc, nextra);
-	free(nextra);
-	if (dst == NULL || (dlen && *dlen == 0)) {
-		errno = ENOSPC;
+	len = strlen(src);
+	if ((dst = calloc(len + MAXEXTRAS, sizeof(*dst))) == NULL)
 		return NULL;
+
+	if (mbstowcs(dst, src, len) == (size_t)-1) {
+		size_t i;
+		for (i = 0; i < len; i++)
+			dst[i] = (wint_t)(u_char)src[i];
+		d = dst + len;
+	} else
+		d = dst + wcslen(dst);
+
+	if (flags & VIS_GLOB) {
+		*d++ = L'*';
+		*d++ = L'?';
+		*d++ = L'[';
+		*d++ = L'#';
 	}
-	*dst = '\0';
-	return dst;
-}
 
-char *
-svis(char *dst, int c, int flag, int nextc, const char *extra)
-{
-	return isnvis(dst, NULL, c, flag, nextc, extra);
-}
+	if (flags & VIS_SP) *d++ = L' ';
+	if (flags & VIS_TAB) *d++ = L'\t';
+	if (flags & VIS_NL) *d++ = L'\n';
+	if ((flags & VIS_NOSLASH) == 0) *d++ = L'\\';
+	*d = L'\0';
 
-char *
-snvis(char *dst, size_t dlen, int c, int flag, int nextc, const char *extra)
-{
-	return isnvis(dst, &dlen, c, flag, nextc, extra);
+	return dst;
 }
 
-
 /*
- * strsvis, strsvisx - visually encode characters from src into dst
- *
- *	Extra is a pointer to a \0-terminated list of characters to
- *	be encoded, too. These functions are useful e. g. to
- *	encode strings in such a way so that they are not interpreted
- *	by a shell.
- *
- *	Dst must be 4 times the size of src to account for possible
- *	expansion.  The length of dst, not including the trailing NULL,
- *	is returned.
- *
- *	Strsvisx encodes exactly len bytes from src into dst.
- *	This is useful for encoding a block of data.
+ * istrsenvisx()
+ * 	The main internal function.
+ *	All user-visible functions call this one.
  */
 static int
-istrsnvis(char *dst, size_t *dlen, const char *csrc, int flag, const char *extra)
+istrsenvisx(char *mbdst, size_t *dlen, const char *mbsrc, size_t mblength,
+    int flags, const char *mbextra, int *cerr_ptr)
 {
-	int c;
-	char *start;
-	char *nextra = NULL;
-	const unsigned char *src = (const unsigned char *)csrc;
+	wchar_t *dst, *src, *pdst, *psrc, *start, *extra;
+	size_t len, olen;
+	uint64_t bmsk, wmsk;
+	wint_t c;
 	visfun_t f;
-
-	_DIAGASSERT(dst != NULL);
-	_DIAGASSERT(src != NULL);
-	_DIAGASSERT(extra != NULL);
-	MAKEEXTRALIST(flag, nextra, extra);
-	if (!nextra) {
-		*dst = '\0';		/* can't create nextra, return "" */
-		return 0;
+	int clen = 0, cerr = 0, error = -1, i, shft;
+	ssize_t mbslength, maxolen;
+
+	_DIAGASSERT(mbdst != NULL);
+	_DIAGASSERT(mbsrc != NULL);
+	_DIAGASSERT(mbextra != NULL);
+
+	/*
+	 * Input (mbsrc) is a char string considered to be multibyte
+	 * characters.  The input loop will read this string pulling
+	 * one character, possibly multiple bytes, from mbsrc and
+	 * converting each to wchar_t in src.
+	 *
+	 * The vis conversion will be done using the wide char
+	 * wchar_t string.
+	 *
+	 * This will then be converted back to a multibyte string to
+	 * return to the caller.
+	 */
+
+	/* Allocate space for the wide char strings */
+	psrc = pdst = extra = NULL;
+	if (!mblength)
+		mblength = strlen(mbsrc);
+	if ((psrc = calloc(mblength + 1, sizeof(*psrc))) == NULL)
+		return -1;
+	if ((pdst = calloc((4 * mblength) + 1, sizeof(*pdst))) == NULL)
+		goto out;
+	dst = pdst;
+	src = psrc;
+
+	/* Use caller's multibyte conversion error flag. */
+	if (cerr_ptr)
+		cerr = *cerr_ptr;
+
+	/*
+	 * Input loop.
+	 * Handle up to mblength characters (not bytes).  We do not
+	 * stop at NULs because we may be processing a block of data
+	 * that includes NULs.
+	 */
+	mbslength = (ssize_t)mblength;
+	/*
+	 * When inputing a single character, must also read in the
+	 * next character for nextc, the look-ahead character.
+	 */
+	if (mbslength == 1)
+		mbslength++;
+	while (mbslength > 0) {
+		/* Convert one multibyte character to wchar_t. */
+		if (!cerr)
+			clen = mbtowc(src, mbsrc, MB_LEN_MAX);
+		if (cerr || clen < 0) {
+			/* Conversion error, process as a byte instead. */
+			*src = (wint_t)(u_char)*mbsrc;
+			clen = 1;
+			cerr = 1;
+		}
+		if (clen == 0)
+			/*
+			 * NUL in input gives 0 return value. process
+			 * as single NUL byte and keep going.
+			 */
+			clen = 1;
+		/* Advance buffer character pointer. */
+		src++;
+		/* Advance input pointer by number of bytes read. */
+		mbsrc += clen;
+		/* Decrement input byte count. */
+		mbslength -= clen;
+	}
+	len = src - psrc;
+	src = psrc;
+	/*
+	 * In the single character input case, we will have actually
+	 * processed two characters, c and nextc.  Reset len back to
+	 * just a single character.
+	 */
+	if (mblength < len)
+		len = mblength;
+
+	/* Convert extra argument to list of characters for this mode. */
+	extra = makeextralist(flags, mbextra);
+	if (!extra) {
+		if (dlen && *dlen == 0) {
+			errno = ENOSPC;
+			goto out;
+		}
+		*mbdst = '\0';		/* can't create extra, return "" */
+		error = 0;
+		goto out;
 	}
-	f = getvisfun(flag);
-	for (start = dst; (c = *src++) != '\0'; /* empty */) {
-		dst = (*f)(dst, dlen, c, flag, *src, nextra);
+
+	/* Look up which processing function to call. */
+	f = getvisfun(flags);
+
+	/*
+	 * Main processing loop.
+	 * Call do_Xvis processing function one character at a time
+	 * with next character available for look-ahead.
+	 */
+	for (start = dst; len > 0; len--) {
+		c = *src++;
+		dst = (*f)(dst, c, flags, len >= 1 ? *src : L'\0', extra);
 		if (dst == NULL) {
 			errno = ENOSPC;
-			return -1;
+			goto out;
 		}
 	}
-	free(nextra);
-	if (dlen && *dlen == 0) {
-		errno = ENOSPC;
-		return -1;
+
+	/* Terminate the string in the buffer. */
+	*dst = L'\0';
+
+	/*
+	 * Output loop.
+	 * Convert wchar_t string back to multibyte output string.
+	 * If we have hit a multi-byte conversion error on input,
+	 * output byte-by-byte here.  Else use wctomb().
+	 */
+	len = wcslen(start);
+	maxolen = dlen ? *dlen : (wcslen(start) * MB_LEN_MAX + 1);
+	olen = 0;
+	for (dst = start; len > 0; len--) {
+		if (!cerr)
+			clen = wctomb(mbdst, *dst);
+		if (cerr || clen < 0) {
+			/*
+			 * Conversion error, process as a byte(s) instead.
+			 * Examine each byte and higher-order bytes for
+			 * data.  E.g.,
+			 *	0x000000000000a264 -> a2 64
+			 *	0x000000001f00a264 -> 1f 00 a2 64
+			 */
+			clen = 0;
+			wmsk = 0;
+			for (i = sizeof(wmsk) - 1; i >= 0; i--) {
+				shft = i * NBBY;
+				bmsk = (uint64_t)0xffLL << shft;
+				wmsk |= bmsk;
+				if ((*dst & wmsk) || i == 0)
+					mbdst[clen++] = (char)(
+					    (uint64_t)(*dst & bmsk) >>
+					    shft);
+			}
+			cerr = 1;
+		}
+		/* If this character would exceed our output limit, stop. */
+		if (olen + clen > (size_t)maxolen)
+			break;
+		/* Advance output pointer by number of bytes written. */
+		mbdst += clen;
+		/* Advance buffer character pointer. */
+		dst++;
+		/* Incrment output character count. */
+		olen += clen;
 	}
-	*dst = '\0';
-	return (int)(dst - start);
+
+	/* Terminate the output string. */
+	*mbdst = '\0';
+
+	/* Pass conversion error flag out. */
+	if (cerr_ptr)
+		*cerr_ptr = cerr;
+
+	free(extra);
+	free(pdst);
+	free(psrc);
+
+	return (int)olen;
+out:
+	free(extra);
+	free(pdst);
+	free(psrc);
+	return error;
 }
+#endif
 
-int
-strsvis(char *dst, const char *csrc, int flag, const char *extra)
+#if !HAVE_SVIS
+/*
+ *	The "svis" variants all take an "extra" arg that is a pointer
+ *	to a NUL-terminated list of characters to be encoded, too.
+ *	These functions are useful e. g. to encode strings in such a
+ *	way so that they are not interpreted by a shell.
+ */
+
+char *
+svis(char *mbdst, int c, int flags, int nextc, const char *mbextra)
 {
-	return istrsnvis(dst, NULL, csrc, flag, extra);
+	char cc[2];
+	int ret;
+
+	cc[0] = c;
+	cc[1] = nextc;
+
+	ret = istrsenvisx(mbdst, NULL, cc, 1, flags, mbextra, NULL);
+	if (ret < 0)
+		return NULL;
+	return mbdst + ret;
 }
 
-int
-strsnvis(char *dst, size_t dlen, const char *csrc, int flag, const char *extra)
+char *
+snvis(char *mbdst, size_t dlen, int c, int flags, int nextc, const char *mbextra)
 {
-	return istrsnvis(dst, &dlen, csrc, flag, extra);
+	char cc[2];
+	int ret;
+
+	cc[0] = c;
+	cc[1] = nextc;
+
+	ret = istrsenvisx(mbdst, &dlen, cc, 1, flags, mbextra, NULL);
+	if (ret < 0)
+		return NULL;
+	return mbdst + ret;
 }
 
-static int
-istrsnvisx(char *dst, size_t *dlen, const char *csrc, size_t len, int flag,
-    const char *extra)
+int
+strsvis(char *mbdst, const char *mbsrc, int flags, const char *mbextra)
 {
-	unsigned char c;
-	char *start;
-	char *nextra = NULL;
-	const unsigned char *src = (const unsigned char *)csrc;
-	visfun_t f;
+	return istrsenvisx(mbdst, NULL, mbsrc, 0, flags, mbextra, NULL);
+}
 
-	_DIAGASSERT(dst != NULL);
-	_DIAGASSERT(src != NULL);
-	_DIAGASSERT(extra != NULL);
-	MAKEEXTRALIST(flag, nextra, extra);
-	if (! nextra) {
-		if (dlen && *dlen == 0) {
-			errno = ENOSPC;
-			return -1;
-		}
-		*dst = '\0';		/* can't create nextra, return "" */
-		return 0;
-	}
+int
+strsnvis(char *mbdst, size_t dlen, const char *mbsrc, int flags, const char *mbextra)
+{
+	return istrsenvisx(mbdst, &dlen, mbsrc, 0, flags, mbextra, NULL);
+}
 
-	f = getvisfun(flag);
-	for (start = dst; len > 0; len--) {
-		c = *src++;
-		dst = (*f)(dst, dlen, c, flag, len > 1 ? *src : '\0', nextra);
-		if (dst == NULL) {
-			errno = ENOSPC;
-			return -1;
-		}
-	}
-	free(nextra);
-	if (dlen && *dlen == 0) {
-		errno = ENOSPC;
-		return -1;
-	}
-	*dst = '\0';
-	return (int)(dst - start);
+int
+strsvisx(char *mbdst, const char *mbsrc, size_t len, int flags, const char *mbextra)
+{
+	return istrsenvisx(mbdst, NULL, mbsrc, len, flags, mbextra, NULL);
 }
 
 int
-strsvisx(char *dst, const char *csrc, size_t len, int flag, const char *extra)
+strsnvisx(char *mbdst, size_t dlen, const char *mbsrc, size_t len, int flags,
+    const char *mbextra)
 {
-	return istrsnvisx(dst, NULL, csrc, len, flag, extra);
+	return istrsenvisx(mbdst, &dlen, mbsrc, len, flags, mbextra, NULL);
 }
 
 int
-strsnvisx(char *dst, size_t dlen, const char *csrc, size_t len, int flag,
-    const char *extra)
+strsenvisx(char *mbdst, size_t dlen, const char *mbsrc, size_t len, int flags,
+    const char *mbextra, int *cerr_ptr)
 {
-	return istrsnvisx(dst, &dlen, csrc, len, flag, extra);
+	return istrsenvisx(mbdst, &dlen, mbsrc, len, flags, mbextra, cerr_ptr);
 }
 #endif
 
@@ -455,120 +607,83 @@ strsnvisx(char *dst, size_t dlen, const char *csrc, size_t len, int flag,
 /*
  * vis - visually encode characters
  */
-static char *
-invis(char *dst, size_t *dlen, int c, int flag, int nextc)
+char *
+vis(char *mbdst, int c, int flags, int nextc)
 {
-	char *extra = NULL;
-	unsigned char uc = (unsigned char)c;
-	visfun_t f;
+	char cc[2];
+	int ret;
 
-	_DIAGASSERT(dst != NULL);
+	cc[0] = c;
+	cc[1] = nextc;
 
-	MAKEEXTRALIST(flag, extra, "");
-	if (! extra) {
-		if (dlen && *dlen == 0) {
-			errno = ENOSPC;
-			return NULL;
-		}
-		*dst = '\0';		/* can't create extra, return "" */
-		return dst;
-	}
-	f = getvisfun(flag);
-	dst = (*f)(dst, dlen, uc, flag, nextc, extra);
-	free(extra);
-	if (dst == NULL || (dlen && *dlen == 0)) {
-		errno = ENOSPC;
+	ret = istrsenvisx(mbdst, NULL, cc, 1, flags, "", NULL);
+	if (ret < 0)
 		return NULL;
-	}
-	*dst = '\0';
-	return dst;
+	return mbdst + ret;
 }
 
 char *
-vis(char *dst, int c, int flag, int nextc)
+nvis(char *mbdst, size_t dlen, int c, int flags, int nextc)
 {
-	return invis(dst, NULL, c, flag, nextc);
-}
+	char cc[2];
+	int ret;
 
-char *
-nvis(char *dst, size_t dlen, int c, int flag, int nextc)
-{
-	return invis(dst, &dlen, c, flag, nextc);
-}
+	cc[0] = c;
+	cc[1] = nextc;
 
+	ret = istrsenvisx(mbdst, &dlen, cc, 1, flags, "", NULL);
+	if (ret < 0)
+		return NULL;
+	return mbdst + ret;
+}
 
 /*
- * strvis, strvisx - visually encode characters from src into dst
+ * strvis - visually encode characters from src into dst
  *
  *	Dst must be 4 times the size of src to account for possible
  *	expansion.  The length of dst, not including the trailing NULL,
  *	is returned.
- *
- *	Strvisx encodes exactly len bytes from src into dst.
- *	This is useful for encoding a block of data.
  */
-static int
-istrnvis(char *dst, size_t *dlen, const char *src, int flag)
-{
-	char *extra = NULL;
-	int rv;
-
-	MAKEEXTRALIST(flag, extra, "");
-	if (!extra) {
-		if (dlen && *dlen == 0) {
-			errno = ENOSPC;
-			return -1;
-		}
-		*dst = '\0';		/* can't create extra, return "" */
-		return 0;
-	}
-	rv = istrsnvis(dst, dlen, src, flag, extra);
-	free(extra);
-	return rv;
-}
 
 int
-strvis(char *dst, const char *src, int flag)
+strvis(char *mbdst, const char *mbsrc, int flags)
 {
-	return istrnvis(dst, NULL, src, flag);
+	return istrsenvisx(mbdst, NULL, mbsrc, 0, flags, "", NULL);
 }
 
 int
-strnvis(char *dst, size_t dlen, const char *src, int flag)
+strnvis(char *mbdst, size_t dlen, const char *mbsrc, int flags)
 {
-	return istrnvis(dst, &dlen, src, flag);
+	return istrsenvisx(mbdst, &dlen, mbsrc, 0, flags, "", NULL);
 }
 
-static int
-istrnvisx(char *dst, size_t *dlen, const char *src, size_t len, int flag)
-{
-	char *extra = NULL;
-	int rv;
+/*
+ * strvisx - visually encode characters from src into dst
+ *
+ *	Dst must be 4 times the size of src to account for possible
+ *	expansion.  The length of dst, not including the trailing NULL,
+ *	is returned.
+ *
+ *	Strvisx encodes exactly len characters from src into dst.
+ *	This is useful for encoding a block of data.
+ */
 
-	MAKEEXTRALIST(flag, extra, "");
-	if (!extra) {
-		if (dlen && *dlen == 0) {
-			errno = ENOSPC;
-			return -1;
-		}
-		*dst = '\0';		/* can't create extra, return "" */
-		return 0;
-	}
-	rv = istrsnvisx(dst, dlen, src, len, flag, extra);
-	free(extra);
-	return rv;
+int
+strvisx(char *mbdst, const char *mbsrc, size_t len, int flags)
+{
+	return istrsenvisx(mbdst, NULL, mbsrc, len, flags, "", NULL);
 }
 
 int
-strvisx(char *dst, const char *src, size_t len, int flag)
+strnvisx(char *mbdst, size_t dlen, const char *mbsrc, size_t len, int flags)
 {
-	return istrnvisx(dst, NULL, src, len, flag);
+	return istrsenvisx(mbdst, &dlen, mbsrc, len, flags, "", NULL);
 }
 
 int
-strnvisx(char *dst, size_t dlen, const char *src, size_t len, int flag)
+strenvisx(char *mbdst, size_t dlen, const char *mbsrc, size_t len, int flags,
+    int *cerr_ptr)
 {
-	return istrnvisx(dst, &dlen, src, len, flag);
+	return istrsenvisx(mbdst, &dlen, mbsrc, len, flags, "", cerr_ptr);
 }
-
 #endif
diff --git a/contrib/libedit/src/vis.h b/contrib/libedit/src/vis.h
index 298aa2afe9..93e758e7df 100644
--- a/contrib/libedit/src/vis.h
+++ b/contrib/libedit/src/vis.h
@@ -1,4 +1,4 @@
-/*	$NetBSD: vis.h,v 1.19 2011/03/12 19:52:45 christos Exp $	*/
+/*	$NetBSD: vis.h,v 1.21 2013/02/20 17:01:15 christos Exp $	*/
 
 /*-
  * Copyright (c) 1990, 1993
@@ -37,29 +37,30 @@
 /*
  * to select alternate encoding format
  */
-#define	VIS_OCTAL	0x001	/* use octal \ddd format */
-#define	VIS_CSTYLE	0x002	/* use \[nrft0..] where appropiate */
+#define	VIS_OCTAL	0x0001	/* use octal \ddd format */
+#define	VIS_CSTYLE	0x0002	/* use \[nrft0..] where appropiate */
 
 /*
  * to alter set of characters encoded (default is to encode all
  * non-graphic except space, tab, and newline).
  */
-#define	VIS_SP		0x004	/* also encode space */
-#define	VIS_TAB		0x008	/* also encode tab */
-#define	VIS_NL		0x010	/* also encode newline */
+#define	VIS_SP		0x0004	/* also encode space */
+#define	VIS_TAB		0x0008	/* also encode tab */
+#define	VIS_NL		0x0010	/* also encode newline */
 #define	VIS_WHITE	(VIS_SP | VIS_TAB | VIS_NL)
-#define	VIS_SAFE	0x020	/* only encode "unsafe" characters */
+#define	VIS_SAFE	0x0020	/* only encode "unsafe" characters */
 
 /*
  * other
  */
-#define	VIS_NOSLASH	0x040	/* inhibit printing '\' */
-#define	VIS_HTTP1808	0x080	/* http-style escape % hex hex */
-#define	VIS_HTTPSTYLE	0x080	/* http-style escape % hex hex */
-#define	VIS_MIMESTYLE	0x100	/* mime-style escape = HEX HEX */
-#define	VIS_HTTP1866	0x200	/* http-style &#num; or &string; */
-#define	VIS_NOESCAPE	0x400	/* don't decode `\' */
-#define	_VIS_END	0x800	/* for unvis */
+#define	VIS_NOSLASH	0x0040	/* inhibit printing '\' */
+#define	VIS_HTTP1808	0x0080	/* http-style escape % hex hex */
+#define	VIS_HTTPSTYLE	0x0080	/* http-style escape % hex hex */
+#define	VIS_MIMESTYLE	0x0100	/* mime-style escape = HEX HEX */
+#define	VIS_HTTP1866	0x0200	/* http-style &#num; or &string; */
+#define	VIS_NOESCAPE	0x0400	/* don't decode `\' */
+#define	_VIS_END	0x0800	/* for unvis */
+#define	VIS_GLOB	0x1000	/* encode glob(3) magic characters */
 
 /*
  * unvis return codes
@@ -90,9 +91,12 @@ int	strsnvis(char *, size_t, const char *, int, const char *);
 
 int	strvisx(char *, const char *, size_t, int);
 int	strnvisx(char *, size_t, const char *, size_t, int);
+int 	strenvisx(char *, size_t, const char *, size_t, int, int *);
 
 int	strsvisx(char *, const char *, size_t, int, const char *);
 int	strsnvisx(char *, size_t, const char *, size_t, int, const char *);
+int	strsenvisx(char *, size_t, const char *, size_t , int, const char *,
+    int *);
 
 int	strunvis(char *, const char *);
 int	strnunvis(char *, size_t, const char *);
-- 
2.41.0