Imported readline 6.2, and upstream patch 001.

[patch 0/3] readline-6.2 rebase
http://sourceware.org/ml/gdb-patches/2011-05/msg00003.html
[patch 1/3] readline-6.2: Merge of already posted patches
http://sourceware.org/ml/gdb-patches/2011-05/msg00004.html
	=
	[Bug-readline] [RFC/readline] bind.c, rl_function_dumper, Free allocated
	http://lists.gnu.org/archive/html/bug-readline/2011-03/msg00000.html
	[Bug-readline] [patch] Fix underquotation in readline/examples/rlfe/conf
	http://lists.gnu.org/archive/html/bug-readline/2011-04/msg00001.html
	[Bug-readline] [patch] Makefile.in htm<->html
	http://lists.gnu.org/archive/html/bug-readline/2011-04/msg00002.html
	Re: [Bug-readline] [patch] Makefile.in dependency: callback.o: xmalloc.h
	http://lists.gnu.org/archive/html/bug-readline/2011-04/msg00004.html
	[Bug-readline] [patch] Remove . from the VPATH directive
	http://lists.gnu.org/archive/html/bug-readline/2011-04/msg00005.html
	Eli Zaretskii's __MSDOS__ / __GO32__ / __MINGW32__ / __DJGPP__ stuff:
	http://sourceware.org/ml/gdb/2011-04/msg00002.html
	Jan Kratochvil's patch for FSF GDB tree local-specific changes:
	http://sourceware.org/ml/gdb/2011-04/msg00006.html
	Preservation of existing ChangeLog.gdb files, their updates.
[patch 2/3] readline-6.2: Workaround "ask" regression
http://sourceware.org/ml/gdb-patches/2011-05/msg00005.html
[patch 3/3] readline-6.2: Revert 5.x compat., apply 6.x compat.
http://sourceware.org/ml/gdb-patches/2011-05/msg00006.html
[patch 4/3] readline-6.2: Substitute inc-hist.texinfo
http://sourceware.org/ml/gdb-patches/2011-05/msg00010.html

readline/
	Workaround gdb.base/completion.exp regression on readline-6.2.
	* complete.c (get_y_or_n): Disable the return on RL_STATE_CALLBACK.

	Imported readline 6.2, and upstream patch 001.
	* configure: Regenerate.

readline/doc/
	* hsuser.texi (Using History Interactively): Disable !BashFeatures
	@defcodeindex.  Make the `Programming with GNU History' reference
	external.
	* inc-hist.texinfo: Remove.

	Imported readline 6.2, and upstream patch 001.

readline/examples/
	Imported readline 6.2, and upstream patch 001.

readline/examples/rlfe/
	Imported readline 6.2, and upstream patch 001.

gdb/
	* config.in: Regenerate.
	* configure: Regenerate.
	* configure.ac <--with-system-readline> (for readline_echoing_p):
	Remove the test.
	* tui/tui-io.c (tui_old_readline_echoing_p): Rename to ...
	(tui_old_rl_echoing_p): ... here.
	(tui_setup_io): Rename extern declaration readline_echoing_p to
	_rl_echoing_p.  Adjust assignments for the both renames.

gdb/doc/
	* Makefile.in (GDB_DOC_SOURCE_INCLUDES): Rename inc-hist.texinfo to
	hsuser.texi.
	* gdb.texinfo <!SYSTEM_READLINE>: Rename inc-hist.texinfo inclusion and
	comment to hsuser.texi.  Change rluser.texi name in the comment.

1 files changed, 30 insertions, 17 deletions

diff --git a/readline/keymaps.c b/readline/keymaps.c
index 70d0cc0..58661e2 100644
--- a/readline/keymaps.c
+++ b/readline/keymaps.c
@@ -1,23 +1,24 @@
 /* keymaps.c -- Functions and keymaps for the GNU Readline library. */
 
-/* Copyright (C) 1988,1989 Free Software Foundation, Inc.
+/* Copyright (C) 1988,1989-2009 Free Software Foundation, Inc.
 
-   This file is part of GNU Readline, a library for reading lines
-   of text with interactive input and history editing.
+   This file is part of the GNU Readline Library (Readline), a library
+   for reading lines of text with interactive input and history editing.      
 
-   Readline is free software; you can redistribute it and/or modify it
-   under the terms of the GNU General Public License as published by the
-   Free Software Foundation; either version 2, or (at your option) any
-   later version.
+   Readline is free software: you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation, either version 3 of the License, or
+   (at your option) any later version.
 
-   Readline is distributed in the hope that it will be useful, but
-   WITHOUT ANY WARRANTY; without even the implied warranty of
-   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   General Public License for more details.
+   Readline is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
 
    You should have received a copy of the GNU General Public License
-   along with Readline; see the file COPYING.  If not, write to the Free
-   Software Foundation, 59 Temple Place, Suite 330, Boston, MA 02111 USA. */
+   along with Readline.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
 #define READLINE_LIBRARY
 
 #if defined (HAVE_CONFIG_H)
@@ -56,8 +57,9 @@ Keymap
 rl_make_bare_keymap ()
 {
   register int i;
-  Keymap keymap = (Keymap)xmalloc (KEYMAP_SIZE * sizeof (KEYMAP_ENTRY));
+  Keymap keymap;
 
+  keymap = (Keymap)xmalloc (KEYMAP_SIZE * sizeof (KEYMAP_ENTRY));
   for (i = 0; i < KEYMAP_SIZE; i++)
     {
       keymap[i].type = ISFUNC;
@@ -75,7 +77,8 @@ rl_make_bare_keymap ()
   return (keymap);
 }
 
-/* Return a new keymap which is a copy of MAP. */
+/* Return a new keymap which is a copy of MAP.  Just copies pointers, does
+   not copy text of macros or descend into child keymaps. */
 Keymap
 rl_copy_keymap (map)
      Keymap map;
@@ -127,7 +130,7 @@ rl_discard_keymap (map)
 {
   int i;
 
-  if (!map)
+  if (map == 0)
     return;
 
   for (i = 0; i < KEYMAP_SIZE; i++)
@@ -139,11 +142,21 @@ rl_discard_keymap (map)
 
 	case ISKMAP:
 	  rl_discard_keymap ((Keymap)map[i].function);
+	  xfree ((char *)map[i].function);
 	  break;
 
 	case ISMACR:
-	  free ((char *)map[i].function);
+	  xfree ((char *)map[i].function);
 	  break;
 	}
     }
 }
+
+/* Convenience function that discards, then frees, MAP. */
+void
+rl_free_keymap (map)
+     Keymap map;
+{
+  rl_discard_keymap (map);
+  xfree ((char *)map);
+}