change redisplay to handle some cases where the line consumes more than the number of physical screen lines; add regerror() error messages if regular expression compilation fails; make sure active region readline variables are displayed with bind -v; partial fix for bind -x and commands containing quoting characters

lib/readline/doc/readline.3

@@ -6,9 +6,9 @@
 .\"	Case Western Reserve University
 .\"	chet.ramey@case.edu
 .\"
-.\"	Last Change: Fri Feb 17 10:59:58 EST 2023
+.\"	Last Change: Mon Jul 17 16:46:23 EDT 2023
 .\"
-.TH READLINE 3 "2023 February 17" "GNU Readline 8.2"
+.TH READLINE 3 "2023 July 17" "GNU Readline 8.3"
 .\"
 .\" File Name macro.  This used to be `.PN', for Path Name,
 .\" but Sun doesn't seem to like that very much.
@@ -371,8 +371,12 @@ If set to \fBaudible\fP, readline attempts to ring the terminal's bell.
 .TP
 .B bind\-tty\-special\-chars (On)
 If set to \fBOn\fP (the default), readline attempts to bind the control
-characters   treated specially by the kernel's terminal driver to their
+characters that are
+treated specially by the kernel's terminal driver to their
 readline equivalents.
+These override the default readline bindings described here.
+Type \f(CWstty -a\fP at a bash prompt to see your current terminal settings,
+including the special control characters (usually \fBcchars\fP).
 .TP
 .B blink\-matching\-paren (Off)
 If set to \fBOn\fP, readline attempts to briefly move the cursor to an

lib/readline/doc/rltech.texi

@@ -1348,14 +1348,19 @@ If @var{c} is a number, return the value it represents.
 Bind the key sequence @var{keyseq} to invoke the macro @var{macro}.
 The binding is performed in @var{map}.  When @var{keyseq} is invoked, the
 @var{macro} will be inserted into the line.  This function is deprecated;
-use @code{rl_generic_bind()} instead.
+use @code{rl_generic_bind} instead.
 @end deftypefun
 
 @deftypefun void rl_macro_dumper (int readable)
 Print the key sequences bound to macros and their values, using
 the current keymap, to @code{rl_outstream}.
-If @var{readable} is non-zero, the list is formatted in such a way
+If @var{readable} is greater than zero, the list is formatted in such a way
 that it can be made part of an @code{inputrc} file and re-read.
+If @var{readable} is less than zero, the list is printed in a
+"translated" form that can be used by applications that wish to bind
+key sequences directly without calling @code{rl_parse_and_bind}
+(e.g., by calling @code{rl_generic_bind}).
+
 @end deftypefun
 
 @deftypefun int rl_variable_bind (const char *variable, const char *value)

lib/readline/doc/rluser.texi

@@ -456,8 +456,12 @@ the terminal's bell.
 @item bind-tty-special-chars
 @vindex bind-tty-special-chars
 If set to @samp{on} (the default), Readline attempts to bind the control
-characters   treated specially by the kernel's terminal driver to their
+characters that are
+treated specially by the kernel's terminal driver to their
 Readline equivalents.
+These override the default Readline bindings described here.
+Type @samp{stty -a} at a Bash prompt to see your current terminal settings,
+including the special control characters (usually @code{cchars}).
 
 @item blink-matching-paren
 @vindex blink-matching-paren
@@ -1464,6 +1468,16 @@ moving point past that word as well.
 If the insertion point is at the end of the line, this transposes
 the last two words on the line.
 
+@ifset BashFeatures
+@item shell-transpose-words (M-C-t)
+Drag the word before point past the word after point,
+moving point past that word as well.
+If the insertion point is at the end of the line, this transposes
+the last two words on the line.
+Word boundaries are the same as @code{shell-forward-word} and
+@code{shell-backward-word}.
+@end ifset
+
 @item upcase-word (M-u)
 Uppercase the current (or following) word.  With a negative argument,
 uppercase the previous word, but do not move the cursor.
@@ -1534,14 +1548,6 @@ Kill the word behind point.
 Word boundaries are the same as @code{shell-backward-word}.
 @end ifset
 
-@item shell-transpose-words (M-C-t)
-Drag the word before point past the word after point,
-moving point past that word as well.
-If the insertion point is at the end of the line, this transposes
-the last two words on the line.
-Word boundaries are the same as @code{shell-forward-word} and
-@code{shell-backward-word}.
-
 @item unix-word-rubout (C-w)
 Kill the word behind point, using white space as a word boundary.
 The killed text is saved on the kill-ring.

lib/readline/doc/version.texi

@@ -2,10 +2,10 @@
 Copyright (C) 1988-2023 Free Software Foundation, Inc. 
 @end ignore
 
-@set EDITION 8.2
-@set VERSION 8.2
+@set EDITION 8.3
+@set VERSION 8.3
 
-@set UPDATED 15 June 2023
-@set UPDATED-MONTH June 2023
+@set UPDATED 17 July 2023
+@set UPDATED-MONTH July 2023
 
-@set LASTCHANGE Thu Jun 15 14:37:40 EDT 2023
+@set LASTCHANGE Mon Jul 17 16:47:01 EDT 2023