4 files changed, 66 insertions, 18 deletions

diff --git a/contrib/libreadline/doc/rltech.texi b/contrib/libreadline/doc/rltech.texi
index af9bc53..6f2e2ee 100644
--- a/contrib/libreadline/doc/rltech.texi
+++ b/contrib/libreadline/doc/rltech.texi
@@ -5,10 +5,10 @@
 
 @ifinfo
 This document describes the GNU Readline Library, a utility for aiding
-in the consitency of user interface across discrete programs that need
+in the consistency of user interface across discrete programs that need
 to provide a command line interface.
 
-Copyright (C) 1988-2004 Free Software Foundation, Inc.
+Copyright (C) 1988-2005 Free Software Foundation, Inc.
 
 Permission is granted to make and distribute verbatim copies of
 this manual provided the copyright notice and this permission notice
@@ -284,6 +284,8 @@ negative argument.
 
 A command function should return 0 if its action completes successfully,
 and a non-zero value if some error occurs.
+This is the convention obeyed by all of the builtin Readline bindable
+command functions.
 
 @node Readline Variables
 @section Readline Variables
@@ -398,6 +400,12 @@ The stdio stream to which Readline performs output.
 If @code{NULL}, Readline defaults to @var{stdout}.
 @end deftypevar
 
+@deftypevar int rl_prefer_env_winsize
+If non-zero, Readline gives values found in the @env{LINES} and
+@env{COLUMNS} environment variables greater precedence than values fetched
+from the kernel when computing the screen dimensions.
+@end deftypevar
+
 @deftypevar {rl_command_func_t *} rl_last_func
 The address of the last command function Readline executed.  May be used to
 test whether or not a function is being executed twice in succession, for
@@ -909,10 +917,14 @@ possibly containing conversion specifications such as @samp{%d}, and
 any additional arguments necessary to satisfy the conversion specifications.
 The resulting string is displayed in the @dfn{echo area}.  The echo area
 is also used to display numeric arguments and search strings.
+You should call @code{rl_save_prompt} to save the prompt information
+before calling this function.
 @end deftypefun
 
 @deftypefun int rl_clear_message (void)
-Clear the message in the echo area.
+Clear the message in the echo area.  If the prompt was saved with a call to
+@code{rl_save_prompt} before the last call to @code{rl_message},
+call @code{rl_restore_prompt} before calling this function.
 @end deftypefun
 
 @deftypefun void rl_save_prompt (void)
@@ -923,6 +935,9 @@ displaying a new message in the message area with @code{rl_message()}.
 @deftypefun void rl_restore_prompt (void)
 Restore the local Readline prompt display state saved by the most
 recent call to @code{rl_save_prompt}.
+if @code{rl_save_prompt} was called to save the prompt before a call
+to @code{rl_message}, this function should be called before the
+corresponding call to @code{rl_clear_message}.
 @end deftypefun
 
 @deftypefun int rl_expand_prompt (char *prompt)
@@ -1149,6 +1164,11 @@ This behaves as if the readline command
 file (@pxref{Readline Init File Syntax}).
 @end deftypefun
 
+@deftypefun {char *} rl_variable_value (const char *variable)
+Return a string representing the value of the Readline variable @var{variable}.
+For boolean variables, this string is either @samp{on} or @samp{off}.
+@end deftypefun
+
 @deftypefun void rl_variable_dumper (int readable)
 Print the readline variable names and their current values
 to @code{rl_outstream}.
@@ -1378,7 +1398,8 @@ Update Readline's internal screen size by reading values from the kernel.
 
 @deftypefun void rl_set_screen_size (int rows, int cols)
 Set Readline's idea of the terminal size to @var{rows} rows and
-@var{cols} columns.
+@var{cols} columns.  If either @var{rows} or @var{columns} is less than
+or equal to 0, Readline's idea of that terminal dimension is unchanged.
 @end deftypefun
 
 If an application does not want to install a @code{SIGWINCH} handler, but
@@ -1390,6 +1411,10 @@ Return Readline's idea of the terminal's size in the
 variables pointed to by the arguments.
 @end deftypefun
 
+@deftypefun void rl_reset_screen_size (void)
+Cause Readline to reobtain the screen size and recalculate its dimensions.
+@end deftypefun
+
 The following functions install and remove Readline's signal handlers.
 
 @deftypefun int rl_set_signals (void)
@@ -1707,8 +1732,9 @@ 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, we ask the user if she is sure
-she wants to see them all.  The default value is 100.
+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.
 @end deftypevar
 
 @deftypevar {int} rl_completion_append_character
@@ -2237,7 +2263,7 @@ too_dangerous (caller)
      char *caller;
 @{
   fprintf (stderr,
-           "%s: Too dangerous for me to distribute.\n"
+           "%s: Too dangerous for me to distribute.\n",
            caller);
   fprintf (stderr, "Write it yourself.\n");
 @}
diff --git a/contrib/libreadline/doc/rluser.texi b/contrib/libreadline/doc/rluser.texi
index 6fa9350..478b41f 100644
--- a/contrib/libreadline/doc/rluser.texi
+++ b/contrib/libreadline/doc/rluser.texi
@@ -10,7 +10,7 @@ use these features.  There is a document entitled "readline.texinfo"
 which contains both end-user and programmer documentation for the
 GNU Readline Library.
 
-Copyright (C) 1988-2004 Free Software Foundation, Inc.
+Copyright (C) 1988-2005 Free Software Foundation, Inc.
 
 Authored by Brian Fox and Chet Ramey.
 
@@ -383,7 +383,11 @@ set editing-mode vi
 @end example
 
 Variable names and values, where appropriate, are recognized without regard
-to case. 
+to case.  Unrecognized variable names are ignored.
+
+Boolean variables (those that can be set to on or off) are set to on if
+the value is null or empty, @var{on} (case-insensitive), or 1.  Any other
+value results in the variable being set to off.
 
 @ifset BashFeatures
 The @w{@code{bind -V}} command lists the current Readline variable names
@@ -404,6 +408,12 @@ If set to @samp{none}, Readline never rings the bell.  If set to
 If set to @samp{audible} (the default), Readline attempts to ring
 the terminal's bell.
 
+@item bind-tty-special-chars
+@vindex bind-tty-special-chars
+If set to @samp{on}, Readline attempts to bind the control characters  
+treated specially by the kernel's terminal driver to their Readline
+equivalents.
+
 @item comment-begin
 @vindex comment-begin
 The string to insert at the beginning of the line when the
@@ -423,6 +433,7 @@ If the number of possible completions is greater than this value,
 Readline will ask the user whether or not he 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.
 The default limit is @code{100}.
 
 @item convert-meta
@@ -456,10 +467,11 @@ arrow keys.  The default is @samp{off}.
 If set to @samp{on}, tilde expansion is performed when Readline
 attempts word completion.  The default is @samp{off}.
 
+@item history-preserve-point
 @vindex history-preserve-point
 If set to @samp{on}, the history code attempts to place point at the
 same location on each history line retrieved with @code{previous-history}
-or @code{next-history}.
+or @code{next-history}.  The default is @samp{off}.
 
 @item horizontal-scroll-mode
 @vindex horizontal-scroll-mode
@@ -1012,6 +1024,8 @@ With an argument @var{n},
 insert the @var{n}th word from the previous command (the words
 in the previous command begin with word 0).  A negative argument
 inserts the @var{n}th word from the end of the previous command.
+Once the argument @var{n} is computed, the argument is extracted
+as if the @samp{!@var{n}} history expansion had been specified.
 
 @item yank-last-arg (M-. or M-_)
 Insert last argument to the previous command (the last word of the
@@ -1019,6 +1033,8 @@ previous history entry).  With an
 argument, behave exactly like @code{yank-nth-arg}.
 Successive calls to @code{yank-last-arg} move back through the history
 list, inserting the last argument of each line in turn.
+The history expansion facilities are used to extract the last argument,
+as if the @samp{!$} history expansion had been specified.
 
 @end ftable
 
@@ -1530,7 +1546,7 @@ special variable as delimiters.
 Shell quoting is honored.
 Each word is then expanded using
 brace expansion, tilde expansion, parameter and variable expansion,
-command substitution, arithmetic expansion, and pathname expansion,
+command substitution, and arithmetic expansion,
 as described above (@pxref{Shell Expansions}).
 The results are split using the rules described above
 (@pxref{Word Splitting}).
@@ -1693,6 +1709,12 @@ shell functions specified with @option{-F}.
 @item nospace
 Tell Readline not to append a space (the default) to words completed at
 the end of the line.
+
+@item plusdirs
+After any matches defined by the compspec are generated, 
+directory name completion is attempted and any
+matches are added to the results of the other actions.
+
 @end table
 
 @item -A @var{action}
diff --git a/contrib/libreadline/doc/rluserman.texi b/contrib/libreadline/doc/rluserman.texi
index 8681a86..db80b31 100644
--- a/contrib/libreadline/doc/rluserman.texi
+++ b/contrib/libreadline/doc/rluserman.texi
@@ -14,7 +14,7 @@ This manual describes the end user interface of the GNU Readline Library
 consistency of user interface across discrete programs which provide
 a command line interface.
 
-Copyright @copyright{} 1988-2004 Free Software Foundation, Inc.
+Copyright @copyright{} 1988-2005 Free Software Foundation, Inc.
 
 Permission is granted to make and distribute verbatim copies of
 this manual provided the copyright notice and this permission notice
diff --git a/contrib/libreadline/doc/version.texi b/contrib/libreadline/doc/version.texi
index 0beb276..99816bf 100644
--- a/contrib/libreadline/doc/version.texi
+++ b/contrib/libreadline/doc/version.texi
@@ -1,10 +1,10 @@
 @ignore
-Copyright (C) 1988-2004 Free Software Foundation, Inc. 
+Copyright (C) 1988-2005 Free Software Foundation, Inc. 
 @end ignore
 
-@set EDITION 5.0
-@set VERSION 5.0
-@set UPDATED 28 January 2004
-@set UPDATED-MONTH January 2004
+@set EDITION 5.1-beta1
+@set VERSION 5.1-beta1
+@set UPDATED 11 November 2005
+@set UPDATED-MONTH November 2005
 
-@set LASTCHANGE Wed Jan 28 15:46:54 EST 2004
+@set LASTCHANGE Fri Nov 11 19:50:51 EST 2005