changes to documentation to reduce gender-specific language; fix a seg fault in `fc'

lib/glob/sm_loop.c

@@ -83,7 +83,6 @@ fprintf(stderr, "gmatch: pattern = %s; pe = %s\n", pattern, pe);
 
 #ifdef EXTENDED_GLOB
       /* EXTMATCH () will handle recursively calling GMATCH, so we can
-
 	 just return what EXTMATCH() returns. */
       if ((flags & FNM_EXTMATCH) && *p == L('(') &&
 	  (c == L('+') || c == L('*') || c == L('?') || c == L('@') || c == L('!'))) /* ) */

lib/readline/doc/readline.3

@@ -6,9 +6,9 @@
 .\"	Case Western Reserve University
 .\"	chet.ramey@case.edu
 .\"
-.\"	Last Change: Wed Apr 28 14:31:09 EDT 2021
+.\"	Last Change: Wed Jun 16 09:49:37 EDT 2021
 .\"
-.TH READLINE 3 "2021 April 28" "GNU Readline 8.1"
+.TH READLINE 3 "2021 June 16" "GNU Readline 8.1"
 .\"
 .\" File Name macro.  This used to be `.PN', for Path Name,
 .\" but Sun doesn't seem to like that very much.
@@ -408,7 +408,8 @@ If the number of possible completions is greater than
 or equal to the value of this variable,
 readline will ask whether or not the user wishes to view them;
 otherwise they are simply listed
-on the terminal.  A negative value causes readline to never ask.
+on the terminal.
+A negative value causes readline to never ask.
 .TP
 .B convert\-meta (On)
 If set to \fBOn\fP, readline will convert characters with the

lib/readline/doc/rltech.texi

@@ -1651,7 +1651,7 @@ main (int c, char **v)
 
 Signals are asynchronous events sent to a process by the Unix kernel,
 sometimes on behalf of another process.  They are intended to indicate
-exceptional events, like a user pressing the interrupt key on his terminal,
+exceptional events, like a user pressing the terminal's interrupt key,
 or a network connection being broken.  There is a class of signals that can
 be sent to the process currently reading input from the keyboard.  Since
 Readline changes the terminal attributes when it is called, it needs to
@@ -2199,9 +2199,10 @@ shell variables and hostnames.
 
 @deftypevar int rl_completion_query_items
 Up to this many items will be displayed in response to a
-possible-completions call.  After that, readline asks the user if she is sure
-she wants to see them all.  The default value is 100.  A negative value 
-indicates that Readline should never ask the user.
+possible-completions call.  After that, readline asks the user for
+confirmation before displaying them.
+The default value is 100.  A negative value 
+indicates that Readline should never ask for confirmation.
 @end deftypevar
 
 @deftypevar {int} rl_completion_append_character

lib/readline/doc/rluser.texi

@@ -339,7 +339,8 @@ Although the Readline library comes with a set of Emacs-like
 keybindings installed by default, it is possible to use a different set
 of keybindings.
 Any user can customize programs that use Readline by putting
-commands in an @dfn{inputrc} file, conventionally in his home directory.
+commands in an @dfn{inputrc} file,
+conventionally in their home directory.
 The name of this
 @ifset BashFeatures
 file is taken from the value of the shell variable @env{INPUTRC}.  If
@@ -496,8 +497,9 @@ asked whether the list of possibilities should be displayed.
 If the number of possible completions is greater than or equal to this value,
 Readline will ask whether or not the user wishes to view them;
 otherwise, they are simply listed.
-This variable must be set to an integer value greater than or equal to 0.
-A negative value means Readline should never ask.
+This variable must be set to an integer value greater than or equal to zero.
+A zero value means Readline should never ask; negative values are
+treated as zero.
 The default limit is @code{100}.
 
 @item convert-meta

lib/readline/doc/version.texi

@@ -4,7 +4,7 @@ Copyright (C) 1988-2021 Free Software Foundation, Inc.
 
 @set EDITION 8.1
 @set VERSION 8.1
-@set UPDATED 18 May 2021
-@set UPDATED-MONTH May 2021
+@set UPDATED 16 June 2021
+@set UPDATED-MONTH June 2021
 
-@set LASTCHANGE Tue May 18 11:44:17 EDT 2021
+@set LASTCHANGE Wed Jun 16 09:50:11 EDT 2021