fix bug parsing a compound assignment inside a (( nested subshell; man page style and formatting updates

CWRU/CWRU.chlog

@@ -8304,3 +8304,33 @@ parse.y
 	- parse_compound_assignment: handle error case (wl == &parse_string_error)
 	  before restoring the parser state from ps
 	  Report from Grisha Levit <grishalevit@gmail.com>
+
+				   1/13
+				   ----
+lib/readline/complete.c
+	- compute_lcd_of_matches: move a strlen out of a call to MBRTOWC by
+	  computing the length of the entire string once and then using an
+	  offset from it while going through the loop
+
+				   1/15
+				   ----
+parse.y
+	- parse_compound_assignment: treat parsing a string following (( (read
+	  by parse_dparen but not an arithmetic command) the same as
+	  expanding an alias when fixing up the pushed string list
+	  Report from Grisha Levit <grishalevit@gmail.com>
+
+				   1/18
+				   ----
+doc/bash.1
+	- typos and style fixes to satisfy groff warnings; remove uses of the
+	  `CW' constant-width font; use .EX/.EE for examples; use consistent
+	  style for double-quoted strings; fix inconsistent inter-paragraph
+	  spacing
+	  Fixes from G. Branden Robinson <g.branden.robinson@gmail.com>
+
+				   1/19
+				   ----
+test.c
+	- binary_test: make sure all calls in posix mode use TEST_LOCALE for
+	  locale-specific string comparisons

arrayfunc.c

@@ -1056,7 +1056,6 @@ expand_and_quote_assoc_word (char *w, int type)
     nword[i++] = w[ind++];
   nword[i++] = w[ind++];
 
-
   t = expand_assignment_string_to_string (w+ind, 0);
   s = (t && strchr (t, CTLESC)) ? quote_escapes (t) : t;
   value = sh_single_quote (s ? s : "");

doc/bashref.texi

@@ -1635,9 +1635,9 @@ are a result of the sequence of function calls that caused execution
 to reach the current function.
 The value of a variable that a function sees depends
 on its value within its caller, if any, whether that caller is
-the "global" scope or another shell function.
+the global scope or another shell function.
 This is also the value that a local variable
-declaration "shadows", and the value that is restored when the function
+declaration shadows, and the value that is restored when the function
 returns.
 
 For example, if a variable @env{var} is declared as local in function
@@ -2871,7 +2871,7 @@ In order to match the filenames @samp{.} and @samp{..},
 the pattern must begin with @samp{.} (for example, @samp{.?}),
 even if @code{dotglob} is set.
 If the @code{globskipdots} shell option is enabled, the filenames
-@samp{.} and @samp{..} are never matched, even if the pattern begins
+@samp{.} and @samp{..} never match, even if the pattern begins
 with a @samp{.}.
 When not matching filenames, the @samp{.} character is not treated specially.
 
@@ -2935,8 +2935,8 @@ directories and subdirectories.
 @item ?
 Matches any single character.
 @item [@dots{}]
-Matches any one of the enclosed characters.  A pair of characters
-separated by a hyphen denotes a @var{range expression};
+Matches any one of the enclosed characters.
+A pair of characters separated by a hyphen denotes a @var{range expression};
 any character that falls between those two characters, inclusive,
 using the current locale's collating sequence and character set,
 is matched.  If the first character following the
@@ -3548,9 +3548,14 @@ commands that are invoked as part of a pipeline are also executed
 in a subshell environment.  Changes made to the subshell environment
 cannot affect the shell's execution environment.
 
-Subshells spawned to execute command substitutions inherit the value of
-the @option{-e} option from the parent shell.  When not in @sc{posix} mode,
-Bash clears the @option{-e} option in such subshells.
+When the shell is in @sc{posix} mode,
+subshells spawned to execute command substitutions inherit the value of
+the @option{-e} option from the parent shell.
+When not in @sc{posix} mode,
+Bash clears the @option{-e} option in such subshells
+See the description of the @code{inherit_errexit} shell option
+(@pxref{Bash Builtins}) for how to control this behavior when not
+in @sc{posix} mode.
 
 If a command is followed by a @samp{&} and job control is not active, the
 default standard input for the command is the empty file @file{/dev/null}.
@@ -3894,8 +3899,8 @@ Change the current working directory to @var{directory}.
 If @var{directory} is not supplied, the value of the @env{HOME}
 shell variable is used.
 If the shell variable
-@env{CDPATH} exists, it is used as a search path:
-each directory name in @env{CDPATH} is searched for
+@env{CDPATH} exists, @code{cd} uses it as a search path:
+{cd} searches each directory name in @env{CDPATH} for
 @var{directory}, with alternative directory names in @env{CDPATH}
 separated by a colon (@samp{:}).
 If @var{directory} begins with a slash, @env{CDPATH} is not used.
@@ -4067,17 +4072,19 @@ If the variable @env{OPTERR}
 is set to 0, no error messages will be displayed, even if the first
 character of @code{optstring} is not a colon.
 
-If an invalid option is seen,
-@code{getopts} places @samp{?} into @var{name} and, if not silent,
+If @code{getopts} detects an invalid option, it
+places @samp{?} into @var{name} and, if not silent,
 prints an error message and unsets @env{OPTARG}.
-If @code{getopts} is silent, the option character found is placed in
-@env{OPTARG} and no diagnostic message is printed.
+If @code{getopts} is silent, it assigns the option character found
+to @env{OPTARG} and does not print a diagnostic message.
 
-If a required argument is not found, and @code{getopts}
-is not silent, a question mark (@samp{?}) is placed in @var{name},
-@code{OPTARG} is unset, and a diagnostic message is printed.
-If @code{getopts} is silent, then a colon (@samp{:}) is placed in
-@var{name} and @env{OPTARG} is set to the option character found.
+If a required argument is not found,
+and @code{getopts} is not silent,
+it sets the value of @var{name} to a question mark (@samp{?}),
+unsets @code{OPTARG}, and prints a diagnostic message.
+If @code{getopts} is silent,
+it sets the value of @var{name} to a colon (@samp{:}),
+and sets @env{OPTARG} to the option character found.
 
 @item hash
 @btindex hash
@@ -5186,6 +5193,9 @@ The exit status is greater than 128 if the timeout is exceeded.
 Read input from file descriptor @var{fd}.
 @end table
 
+Other than the case where @var{delim} is the empty string, @code{read}
+ignores any NUL characters in the input.
+
 If no @var{name}s are supplied, the line read,
 without the ending delimiter but otherwise unmodified,
 is assigned to the
@@ -6352,7 +6362,7 @@ level is set to the default for the current version.
 If @env{BASH_COMPAT} is set to a value that is not one of the valid
 compatibility levels, the shell prints an error message and sets the
 compatibility level to the default for the current version.
-The valid values correspond to the compatibility levels
+A subset of the valid values correspond to the compatibility levels
 described below (@pxref{Shell Compatibility Mode}).
 For example, 4.2 and 42 are valid values that correspond
 to the @code{compat42} @code{shopt} option
@@ -6442,7 +6452,7 @@ The patch level.
 The build version.
 
 @item BASH_VERSINFO[4]
-The release status (e.g., @code{beta1}).
+The release status (e.g., @code{beta}).
 
 @item BASH_VERSINFO[5]
 The value of @env{MACHTYPE}.
@@ -6785,7 +6795,7 @@ The shell sets the default value to 500 after reading any startup files.
 
 @item HISTTIMEFORMAT
 If this variable is set and not null, its value is used as a format string
-for @code{strftime} to print the time stamp associated with each history
+for @code{strftime}(3) to print the time stamp associated with each history
 entry displayed by the @code{history} builtin.
 If this variable is set, time stamps are written to the history file so
 they may be preserved across shell sessions.
@@ -7038,7 +7048,7 @@ The @samp{%} character introduces an
 escape sequence that is expanded to a time value or other
 information.
 The escape sequences and their meanings are as
-follows; the braces denote optional portions. 
+follows; the brackets denote optional portions. 
 
 @table @code
 
@@ -7862,7 +7872,8 @@ rules above.
 
 @dfn{Aliases} allow a string to be substituted for a word that is in
 a position in the input where it can be the first word of a simple
-command. Aliases have names and corresponding values that are set
+command.
+Aliases have names and corresponding values that are set
 and unset using the @code{alias} and @code{unalias} builtin commands
 (@pxref{Shell Builtin Commands}).
 
@@ -9111,7 +9122,7 @@ terminal's; such processes are immune to keyboard-generated
 signals.  Only foreground processes are allowed to read from or, if
 the user so specifies with @code{stty tostop}, write to the terminal.
 Background processes which attempt to
-read from (write to when @code{stty tostop} is in effect) the
+read from (write to when @code{tostop} is in effect) the
 terminal are sent a @code{SIGTTIN} (@code{SIGTTOU})
 signal by the kernel's terminal driver,
 which, unless caught, suspends the process. 

doc/version.texi

@@ -1,11 +1,11 @@
 @ignore
-Copyright (C) 1988-2023 Free Software Foundation, Inc.
+Copyright (C) 1988-2024 Free Software Foundation, Inc.
 @end ignore
 
-@set LASTCHANGE Thu Dec 21 12:07:50 EST 2023
+@set LASTCHANGE Mon Jan 15 13:13:50 EST 2024
 
 @set EDITION 5.3
 @set VERSION 5.3
 
-@set UPDATED 21 December 2023
-@set UPDATED-MONTH December 2023
+@set UPDATED 15 January 2024
+@set UPDATED-MONTH January 2024

lib/readline/complete.c

@@ -1355,6 +1355,7 @@ compute_lcd_of_matches (char **match_list, int matches, const char *text)
   int low;		/* Count of max-matched characters. */
   int lx;
   char *dtext;		/* dequoted TEXT, if needed */
+  size_t len1, len2;
 #if defined (HANDLE_MULTIBYTE)
   int v;
   size_t v1, v2;
@@ -1381,6 +1382,9 @@ compute_lcd_of_matches (char **match_list, int matches, const char *text)
 	  memset (&ps2, 0, sizeof (mbstate_t));
 	}
 #endif
+      len1 = strlen (match_list[i]);
+      len2 = strlen (match_list[i + 1]);
+
       for (si = 0; (c1 = match_list[i][si]) && (c2 = match_list[i + 1][si]); si++)
 	{
 	    if (_rl_completion_case_fold)
@@ -1391,8 +1395,8 @@ compute_lcd_of_matches (char **match_list, int matches, const char *text)
 #if defined (HANDLE_MULTIBYTE)
 	    if (MB_CUR_MAX > 1 && rl_byte_oriented == 0)
 	      {
-		v1 = MBRTOWC (&wc1, match_list[i]+si, strlen (match_list[i]+si), &ps1);
-		v2 = MBRTOWC (&wc2, match_list[i+1]+si, strlen (match_list[i+1]+si), &ps2);
+		v1 = MBRTOWC (&wc1, match_list[i]+si, len1 - si, &ps1);
+		v2 = MBRTOWC (&wc2, match_list[i+1]+si, len2 - si, &ps2);
 		if (MB_INVALIDCH (v1) || MB_INVALIDCH (v2))
 		  {
 		    if (c1 != c2)	/* do byte comparison */

lib/readline/doc/history.3

@@ -6,15 +6,22 @@
 .\"	Case Western Reserve University
 .\"	chet.ramey@case.edu
 .\"
-.\"	Last Change: Thu Dec 14 15:42:44 EST 2023
+.\"	Last Change: Thu Jan 18 11:05:09 EST 2024
 .\"
-.TH HISTORY 3 "2023 December 14" "GNU History 8.3"
+.TH HISTORY 3 "2023 January 18" "GNU History 8.3"
 .\"
 .\" File Name macro.  This used to be `.PN', for Path Name,
 .\" but Sun doesn't seem to like that very much.
 .\"
 .de FN
-\fI\|\\$1\|\fP
+\%\fI\|\\$1\|\fP
+..
+.de Q
+.ie \n(.g \(lq\\$1\(rq\\$2
+.el \{
+.  if t ``\\$1''\\$2
+.  if n "\\$1"\\$2
+.\}
 ..
 .ds lp \fR\|(\fP
 .ds rp \fR\|)\fP
@@ -40,8 +47,8 @@
 .SH NAME
 history \- GNU History Library
 .SH COPYRIGHT
-.if t The GNU History Library is Copyright \(co 1989-2023 by the Free Software Foundation, Inc.
-.if n The GNU History Library is Copyright (C) 1989-2023 by the Free Software Foundation, Inc.
+.if t The GNU History Library is Copyright \(co 1989-2024 by the Free Software Foundation, Inc.
+.if n The GNU History Library is Copyright (C) 1989-2024 by the Free Software Foundation, Inc.
 .SH DESCRIPTION
 Many programs read input from the user a line at a time.  The GNU
 History library is able to keep track of those lines, associate arbitrary
@@ -136,7 +143,7 @@ Quick substitution.  Repeat the last command, replacing
 with
 .IR string2 .
 Equivalent to
-``!!:s\d\s+2\(ha\s-2\u\fIstring1\fP\d\s+2\(ha\s-2\u\fIstring2\fP\d\s+2\(ha\s-2\u''
+.Q !!:s\d\s+2\(ha\s-2\u\fIstring1\fP\d\s+2\(ha\s-2\u\fIstring2\fP\d\s+2\(ha\s-2\u
 (see \fBModifiers\fP below).
 .TP
 .B !#

lib/readline/doc/hsuser.texi

@@ -193,7 +193,7 @@ With no options, display the history list with line numbers.
 Lines prefixed with a @samp{*} have been modified.
 An argument of @var{n} lists only the last @var{n} lines.
 If the shell variable @env{HISTTIMEFORMAT} is set and not null,
-it is used as a format string for @var{strftime} to display
+it is used as a format string for @code{strftime}(3) to display
 the time stamp associated with each displayed history entry.
 No intervening blank is printed between the formatted time stamp
 and the history line.

lib/readline/doc/readline.3

@@ -6,15 +6,22 @@
 .\"	Case Western Reserve University
 .\"	chet.ramey@case.edu
 .\"
-.\"	Last Change: Fri Jan  5 11:02:00 EST 2024
+.\"	Last Change: Thu Jan 18 11:05:44 EST 2024
 .\"
-.TH READLINE 3 "2024 January 5" "GNU Readline 8.3"
+.TH READLINE 3 "2024 January 18" "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.
 .\"
 .de FN
-\fI\|\\$1\|\fP
+\%\fI\|\\$1\|\fP
+..
+.de Q
+.ie \n(.g \(lq\\$1\(rq\\$2
+.el \{
+.  if t ``\\$1''\\$2
+.  if n "\\$1"\\$2
+.\}
 ..
 .SH NAME
 readline \- get a line from a user with editing
@@ -141,7 +148,7 @@ or
 .RS
 C\-Meta\-u: universal\-argument
 .RE
-.sp
+.LP
 into the
 .I inputrc
 would make M\-C\-u execute the readline command
@@ -179,7 +186,7 @@ whitespace between the name and the colon.
 When using the form \fBkeyname\fP:\^\fIfunction-name\fP or \fImacro\fP,
 .I keyname
 is the name of a key spelled out in English.  For example:
-.sp
+.PP
 .RS
 Control\-u: universal\-argument
 .br
@@ -199,8 +206,7 @@ and
 .I C\-o
 is bound to run the macro
 expressed on the right hand side (that is, to insert the text
-.if t \f(CW> output\fP
-.if n ``> output''
+.Q "> output"
 into the line).
 .PP
 In the second form, \fB"keyseq"\fP:\^\fIfunction\-name\fP or \fImacro\fP,
@@ -212,7 +218,7 @@ an entire key sequence may be specified by placing the sequence
 within double quotes.  Some GNU Emacs style key escapes can be
 used, as in the following example, but the symbolic character names
 are not recognized.
-.sp
+.PP
 .RS
 "\eC\-u": universal\-argument
 .br
@@ -231,8 +237,7 @@ is bound to the function
 and
 .I "ESC [ 1 1 \(ti"
 is bound to insert the text
-.if t \f(CWFunction Key 1\fP.
-.if n ``Function Key 1''.
+.Q "Function Key 1" .
 .PP
 The full set of GNU Emacs style escape sequences available when specifying
 key sequences is
@@ -352,19 +357,24 @@ It is output to the terminal before displaying the text in the active region.
 This variable is reset to the default value whenever the terminal type changes.
 The default value is the string that puts the terminal in standout mode,
 as obtained from the terminal's terminfo description.
-A sample value might be \f(CW"\ee[01;33m"\fP.
+A sample value might be
+.Q "\ee[01;33m" .
 .TP
 .B active\-region\-end\-color
-A string variable that "undoes" the effects of \fBactive\-region\-start\-color\fP
-and restores "normal" terminal display appearance after displaying text
-in the active region.
+A string variable that
+.Q undoes
+the effects of \fBactive\-region\-start\-color\fP
+and restores
+.Q normal
+terminal display appearance after displaying text in the active region.
 This string must not take up any physical character positions on the display,
 so it should consist only of terminal escape sequences.
 It is output to the terminal after displaying the text in the active region.
 This variable is reset to the default value whenever the terminal type changes.
 The default value is the string that restores the terminal from standout mode,
 as obtained from the terminal's terminfo description.
-A sample value might be \f(CW"\ee[0m\fP".
+A sample value might be
+.Q "\ee[0m" .
 .TP
 .B bell\-style (audible)
 Controls what happens when readline wants to ring the terminal bell.
@@ -378,7 +388,9 @@ 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,
+Type
+.Q "stty -a"
+at a \fBbash\fP prompt to see your current terminal settings,
 including the special control characters (usually \fBcchars\fP).
 .TP
 .B blink\-matching\-paren (Off)
@@ -391,7 +403,8 @@ common prefix of the set of possible completions using a different color.
 The color definitions are taken from the value of the \fBLS_COLORS\fP
 environment variable.
 If there is a color definition in \fB$LS_COLORS\fP for the custom suffix
-"readline-colored-completion-prefix", readline uses this color for
+.Q readline-colored-completion-prefix ,
+readline uses this color for
 the common prefix instead of its default.
 .TP
 .B colored\-stats (Off)
@@ -752,7 +765,7 @@ file can test for a particular value.
 This could be used to bind key sequences to functions useful for
 a specific program.  For instance, the following command adds a
 key sequence that quotes the current or previous word in \fBbash\fP:
-.sp 1
+.PP
 .RS
 .nf
 \fB$if\fP Bash
@@ -781,8 +794,8 @@ the test fails.
 This directive takes a single filename as an argument and reads commands
 and bindings from that file.  For example, the following directive
 would read \fI/etc/inputrc\fP:
-.sp 1
 .RS
+.PP
 .nf
 \fB$include\fP \^ \fI/etc/inputrc\fP
 .fi 
@@ -977,7 +990,9 @@ insert the \fIn\fPth word from the previous command (the words
 in the previous command begin with word 0).  A negative argument
 inserts the \fIn\fPth word from the end of the previous command.
 Once the argument \fIn\fP is computed, the argument is extracted
-as if the "!\fIn\fP" history expansion had been specified.
+as if the
+.Q !\fIn\fP
+history expansion had been specified.
 .TP
 .B
 yank\-last\-arg (M\-.\^, M\-_\^)
@@ -991,15 +1006,16 @@ Any numeric argument supplied to these successive calls determines
 the direction to move through the history.  A negative argument switches
 the direction through the history (back or forward).
 The history expansion facilities are used to extract the last argument,
-as if the "!$" history expansion had been specified.
+as if the
+.Q !$
+history expansion had been specified.
 .PD
 .SS Commands for Changing Text
 .PD 0
 .TP
 .B \fIend\-of\-file\fP (usually C\-d)
 The character indicating end-of-file as set, for example, by
-.if t \f(CWstty\fP.
-.if n ``stty''.
+.IR stty (1).
 If this character is read when there are no characters
 on the line, and point is at the beginning of the line, readline
 interprets it as the end of input and returns
@@ -1280,7 +1296,9 @@ character.  A negative argument searches for subsequent occurrences.
 Read enough characters to consume a multi-key sequence such as those
 defined for keys like Home and End.  Such sequences begin with a
 Control Sequence Indicator (CSI), usually ESC\-[.  If this sequence is
-bound to "\e[", keys producing such sequences will have no effect
+bound to
+.Q \e[ ,
+keys producing such sequences will have no effect
 unless explicitly bound to a readline command, instead of inserting
 stray characters into the editing buffer.  This is unbound by default,
 but usually bound to ESC\-[.
@@ -1363,7 +1381,7 @@ variable).
 .ta 2.5i
 .sp
 Emacs Standard bindings
-.sp
+.PP
 "C-@"  set-mark
 "C-A"  beginning-of-line
 "C-B"  backward-char
@@ -1395,7 +1413,7 @@ Emacs Standard bindings
 "C-?"  backward-delete-char
 .PP
 Emacs Meta bindings
-.sp
+.PP
 "M-C-G"  abort
 "M-C-H"  backward-kill-word
 "M-C-I"  tab-insert
@@ -1443,7 +1461,7 @@ Emacs Meta bindings
 "M-_"  yank-last-arg
 .PP
 Emacs Control-X bindings
-.sp
+.PP
 "C-XC-G"  abort
 "C-XC-R"  re-read-init-file
 "C-XC-U"  undo
@@ -1452,16 +1470,14 @@ Emacs Control-X bindings
 "C-X)"  end-kbd-macro
 "C-XE"  call-last-kbd-macro
 "C-XC-?"  backward-kill-line
-.sp
 .RE
 .SS VI Mode bindings
 .RS +.6i
 .nf
 .ta 2.5i
-.sp
 .PP
 VI Insert Mode functions
-.sp
+.PP
 "C-D"  vi-eof-maybe
 "C-H"  backward-delete-char
 "C-I"  complete
@@ -1482,7 +1498,7 @@ VI Insert Mode functions
 "C-?"  backward-delete-char
 .PP
 VI Command Mode functions
-.sp
+.PP
 "C-D"  vi-eof-maybe
 "C-E"  emacs-editing-mode
 "C-G"  abort

lib/readline/doc/rluser.texi

@@ -323,13 +323,14 @@ the line, thereby executing the command from the history list.
 A movement command will terminate the search, make the last line found
 the current line, and begin editing.
 
-Readline remembers the last incremental search string.  If two
-@kbd{C-r}s are typed without any intervening characters defining a new
-search string, any remembered search string is used.
+Readline remembers the last incremental search string.
+If two @kbd{C-r}s are typed without any intervening characters defining
+a new search string, Readline uses any remembered search string.
 
 Non-incremental searches read the entire search string before starting
-to search for matching history lines.  The search string may be
-typed by the user or be part of the contents of the current line.
+to search for matching history lines.
+The search string may be typed by the user or be part of the contents of
+the current line.
 
 @node Readline Init File
 @section Readline Init File
@@ -2502,9 +2503,11 @@ complete -o filenames -o nospace -o bashdefault -F _comp_cd cd
 @noindent
 Since we'd like Bash and Readline to take care of some
 of the other details for us, we use several other options to tell Bash
-and Readline what to do.  The @option{-o filenames} option tells Readline
+and Readline what to do.
+The @option{-o filenames} option tells Readline
 that the possible completions should be treated as filenames, and quoted
-appropriately.  That option will also cause Readline to append a slash to
+appropriately.
+That option will also cause Readline to append a slash to
 filenames it can determine are directories (which is why we might want to
 extend @code{_comp_cd} to append a slash if we're using directories found
 via @var{CDPATH}: Readline can't tell those completions are directories).
@@ -2512,9 +2515,10 @@ The @option{-o nospace} option tells Readline to not append a space
 character to the directory name, in case we want to append to it.
 The @option{-o bashdefault} option brings in the rest of the "Bash default"
 completions -- possible completions that Bash adds to the default Readline
-set.  These include things like command name completion, variable completion
-for words beginning with @samp{$} or @samp{$@{}, completions containing pathname
-expansion patterns (@pxref{Filename Expansion}), and so on.
+set.
+These include things like command name completion, variable completion
+for words beginning with @samp{$} or @samp{$@{}, completions containing
+pathname expansion patterns (@pxref{Filename Expansion}), and so on.
 
 Once installed using @code{complete}, @code{_comp_cd} will be called every
 time we attempt word completion for a @code{cd} command.
@@ -2523,8 +2527,8 @@ Many more examples -- an extensive collection of completions for most of
 the common GNU, Unix, and Linux commands -- are available as part of the
 bash_completion project.  This is installed by default on many GNU/Linux
 distributions.  Originally written by Ian Macdonald, the project now lives
-at @url{https://github.com/scop/bash-completion/}.  There are ports for
-other systems such as Solaris and Mac OS X.
+at @url{https://github.com/scop/bash-completion/}.
+There are ports for other systems such as Solaris and Mac OS X.
 
 An older version of the bash_completion package is distributed with bash
 in the @file{examples/complete} subdirectory.

lib/readline/doc/version.texi

@@ -5,7 +5,7 @@ Copyright (C) 1988-2024 Free Software Foundation, Inc.
 @set EDITION 8.3
 @set VERSION 8.3
 
-@set UPDATED 5 January 2024
+@set UPDATED 19 January 2024
 @set UPDATED-MONTH January 2024
 
-@set LASTCHANGE Fri Jan  5 11:01:44 EST 2024
+@set LASTCHANGE Fri Jan 19 11:01:44 EST 2024

parse.y

@@ -1470,6 +1470,12 @@ timespec:	TIME
 #  define expanding_alias() 0
 #endif
 
+#if defined (DPAREN_ARITHMETIC)
+#  define parsing_dparen() (pushed_string_list && (pushed_string_list->flags & PSH_DPAREN))
+#else
+#  define parsing_dparen() 0
+#endif
+
 /* Global var is non-zero when end of file has been reached. */
 int EOF_Reached = 0;
 
@@ -6965,7 +6971,7 @@ parse_compound_assignment (size_t *retlenp)
   /* We're not pushing any new input here, we're reading from the current input
      source. If that's an alias, we have to be prepared for the alias to get
      popped out from underneath us. */
-  ss = (ea = expanding_alias ()) ? pushed_string_list : (STRING_SAVER *)NULL;
+  ss = (ea = (expanding_alias () || parsing_dparen ())) ? pushed_string_list : (STRING_SAVER *)NULL;
   restore_pushed_strings = 0;
     
   while ((tok = read_token (READ)) != ')')

test.c

@@ -391,7 +391,10 @@ binary_test (char *op, char *arg1, char *arg2, int flags)
   else if ((op[0] == '>' || op[0] == '<') && op[1] == '\0')
     {
 #if defined (HAVE_STRCOLL)
-      if (shell_compatibility_level > 40 && (flags & TEST_LOCALE))
+      /* POSIX interp 375 */
+      if (posixly_correct && (flags & TEST_LOCALE))
+	return ((op[0] == '>') ? (strcoll (arg1, arg2) > 0) : (strcoll (arg1, arg2) < 0));
+      else if (shell_compatibility_level > 40 && (flags & TEST_LOCALE))
 	return ((op[0] == '>') ? (strcoll (arg1, arg2) > 0) : (strcoll (arg1, arg2) < 0));
       else
 #endif
@@ -443,11 +446,8 @@ binary_operator (void)
       ((w[0] == '>' || w[0] == '<') && w[1] == '\0') ||		/* <, > */
       (w[0] == '!' && w[1] == '=' && w[2] == '\0'))		/* != */
     {
-#if 1	/* POSIX interp 375 11/9/2022 */
+      /* POSIX interp 375 11/9/2022 */
       value = binary_test (w, argv[pos], argv[pos + 2], (posixly_correct ? TEST_LOCALE : 0));
-#else
-      value = binary_test (w, argv[pos], argv[pos + 2], 0);
-#endif
       pos += 3;
       return (value);
     }