Import of readline 4.3.

Non-readline modified files:

src/gdb/ChangeLog src/gdb/defs.h src/gdb/cli/cli-cmds.c
src/gdb/cli/cli-setshow.c src/gdb/tui/ChangeLog
src/gdb/tui/tuiWin.c

In readline directory:

        * compat.c, mbutil.c, misc.c, rlmbutil.h, rltypedefs.h,
        text.c, doc/history.0, doc/history.3, support/wcwidth.c,
        examples/readlinebuf.h, examples/rlcat.c: New files.

        * CHANGELOG, CHANGES, INSTALL,  MANIFEST, Makefile.in, README,
        aclocal.m4, ansi_stdlib.h, bind.c, callback.c, chardefs.h,
        complete.c, config.h.in, configure, configure.in, display.c,
        emacs_keymap.c, funmap.c, histexpand.c, histfile.c, histlib.h,
        history.c, history.h, histsearch.c, input.c, isearch.c,
        keymaps.c, keymaps.h, kill.c, macro.c, nls.c, parens.c,
        posixdir.h, readline.c, readline.h, rlconf.h, rldefs.h,
        rlprivate.h, rlshell.h, rlstdc.h, rltty.c, savestring.c,
        search.c, shell.c, signals.c, terminal.c, tilde.c, tilde.h,
        undo.c, util.c, vi_keymap.c, vi_mode.c, xmalloc.c, xmalloc.h,
        doc/Makefile.in, doc/hist.texinfo, doc/hstech.texinfo,
        doc/hsuser.texinfo, doc/manvers.texinfo, doc/readline.3,
        doc/rlman.texinfo, doc/rltech.texinfo, doc/rluser.texinfo
        doc/rluserman.texinfo, doc/texi2dvi, doc/texi2html,
        shlib/Makefile.in, support/install.sh, support/mkdirs,
        support/mkdist, support/shlib-install, support/shobj-conf,
        examples/Inputrc, examples/Makefile.in, examples/fileman.c,
        examples/histexamp.c, examples/manexamp.c, examples/rl.c,
        examples/rlfe.c, examples/rltest.c, examples/rlversion.c:
        Modified files.

1 files changed, 183 insertions, 134 deletions

diff --git a/readline/bind.c b/readline/bind.c
index 6a6424e9e02..65ef401e207 100644
--- a/readline/bind.c
+++ b/readline/bind.c
@@ -68,9 +68,11 @@ extern char *strchr (), *strrchr ();
 /* Variables exported by this file. */
 Keymap rl_binding_keymap;
 
-static int _rl_read_init_file __P((char *, int));
-static int glean_key_from_name __P((char *));
-static int substring_member_of_array __P((char *, char **));
+static char *_rl_read_file PARAMS((char *, size_t *));
+static void _rl_init_file_error PARAMS((const char *));
+static int _rl_read_init_file PARAMS((const char *, int));
+static int glean_key_from_name PARAMS((char *));
+static int substring_member_of_array PARAMS((char *, const char **));
 
 static int currently_reading_init_file;
 
@@ -83,13 +85,13 @@ static int _rl_prefer_visible_bell = 1;
 /*								    */
 /* **************************************************************** */
 
-/* rl_add_defun (char *name, Function *function, int key)
+/* rl_add_defun (char *name, rl_command_func_t *function, int key)
    Add NAME to the list of named functions.  Make FUNCTION be the function
    that gets called.  If KEY is not -1, then bind it. */
 int
 rl_add_defun (name, function, key)
-     char *name;
-     Function *function;
+     const char *name;
+     rl_command_func_t *function;
      int key;
 {
   if (key != -1)
@@ -102,7 +104,7 @@ rl_add_defun (name, function, key)
 int
 rl_bind_key (key, function)
      int key;
-     Function *function;
+     rl_command_func_t *function;
 {
   if (key < 0)
     return (key);
@@ -133,7 +135,7 @@ rl_bind_key (key, function)
 int
 rl_bind_key_in_map (key, function, map)
      int key;
-     Function *function;
+     rl_command_func_t *function;
      Keymap map;
 {
   int result;
@@ -152,7 +154,7 @@ int
 rl_unbind_key (key)
      int key;
 {
-  return (rl_bind_key (key, (Function *)NULL));
+  return (rl_bind_key (key, (rl_command_func_t *)NULL));
 }
 
 /* Make KEY do nothing in MAP.
@@ -162,13 +164,13 @@ rl_unbind_key_in_map (key, map)
      int key;
      Keymap map;
 {
-  return (rl_bind_key_in_map (key, (Function *)NULL, map));
+  return (rl_bind_key_in_map (key, (rl_command_func_t *)NULL, map));
 }
 
 /* Unbind all keys bound to FUNCTION in MAP. */
 int
 rl_unbind_function_in_map (func, map)
-     Function *func;
+     rl_command_func_t *func;
      Keymap map;
 {
   register int i, rval;
@@ -177,7 +179,7 @@ rl_unbind_function_in_map (func, map)
     {
       if (map[i].type == ISFUNC && map[i].function == func)
 	{
-	  map[i].function = (Function *)NULL;
+	  map[i].function = (rl_command_func_t *)NULL;
 	  rval = 1;
 	}
     }
@@ -186,10 +188,10 @@ rl_unbind_function_in_map (func, map)
 
 int
 rl_unbind_command_in_map (command, map)
-     char *command;
+     const char *command;
      Keymap map;
 {
-  Function *func;
+  rl_command_func_t *func;
 
   func = rl_named_function (command);
   if (func == 0)
@@ -202,8 +204,8 @@ rl_unbind_command_in_map (command, map)
    place to do bindings is in MAP. */
 int
 rl_set_key (keyseq, function, map)
-     char *keyseq;
-     Function *function;
+     const char *keyseq;
+     rl_command_func_t *function;
      Keymap map;
 {
   return (rl_generic_bind (ISFUNC, keyseq, (char *)function, map));
@@ -214,7 +216,7 @@ rl_set_key (keyseq, function, map)
    necessary.  The initial place to do bindings is in MAP. */
 int
 rl_macro_bind (keyseq, macro, map)
-     char *keyseq, *macro;
+     const char *keyseq, *macro;
      Keymap map;
 {
   char *macro_keys;
@@ -239,12 +241,16 @@ rl_macro_bind (keyseq, macro, map)
 int
 rl_generic_bind (type, keyseq, data, map)
      int type;
-     char *keyseq, *data;
+     const char *keyseq;
+     char *data;
      Keymap map;
 {
   char *keys;
   int keys_len;
   register int i;
+  KEYMAP_ENTRY k;
+
+  k.function = 0;
 
   /* If no keys to bind to, exit right away. */
   if (!keyseq || !*keyseq)
@@ -254,7 +260,7 @@ rl_generic_bind (type, keyseq, data, map)
       return -1;
     }
 
-  keys = xmalloc (1 + (2 * strlen (keyseq)));
+  keys = (char *)xmalloc (1 + (2 * strlen (keyseq)));
 
   /* Translate the ASCII representation of KEYSEQ into an array of
      characters.  Stuff the characters into KEYS, and the length of
@@ -268,7 +274,12 @@ rl_generic_bind (type, keyseq, data, map)
   /* Bind keys, making new keymaps as necessary. */
   for (i = 0; i < keys_len; i++)
     {
-      int ic = (int) ((unsigned char)keys[i]);
+      unsigned char uc = keys[i];
+      int ic;
+
+      ic = uc;
+      if (ic < 0 || ic >= KEYMAP_SIZE)
+	return -1;
 
       if (_rl_convert_meta_chars_to_ascii && META_CHAR (ic))
 	{
@@ -281,18 +292,40 @@ rl_generic_bind (type, keyseq, data, map)
 	{
 	  if (map[ic].type != ISKMAP)
 	    {
-	      if (map[ic].type == ISMACR)
-		free ((char *)map[ic].function);
+	      /* We allow subsequences of keys.  If a keymap is being
+		 created that will `shadow' an existing function or macro
+		 key binding, we save that keybinding into the ANYOTHERKEY
+		 index in the new map.  The dispatch code will look there
+		 to find the function to execute if the subsequence is not
+		 matched.  ANYOTHERKEY was chosen to be greater than
+		 UCHAR_MAX. */
+	      k = map[ic];
 
 	      map[ic].type = ISKMAP;
 	      map[ic].function = KEYMAP_TO_FUNCTION (rl_make_bare_keymap());
 	    }
 	  map = FUNCTION_TO_KEYMAP (map, ic);
+	  /* The dispatch code will return this function if no matching
+	     key sequence is found in the keymap.  This (with a little
+	     help from the dispatch code in readline.c) allows `a' to be
+	     mapped to something, `abc' to be mapped to something else,
+	     and the function bound  to `a' to be executed when the user
+	     types `abx', leaving `bx' in the input queue. */
+	  if (k.function /* && k.type == ISFUNC */)
+	    {
+	      map[ANYOTHERKEY] = k;
+	      k.function = 0;
+	    }
 	}
       else
 	{
 	  if (map[ic].type == ISMACR)
 	    free ((char *)map[ic].function);
+	  else if (map[ic].type == ISKMAP)
+	    {
+	      map = FUNCTION_TO_KEYMAP (map, ic);
+	      ic = ANYOTHERKEY;
+	    }
 
 	  map[ic].function = KEYMAP_TO_FUNCTION (data);
 	  map[ic].type = type;
@@ -309,7 +342,8 @@ rl_generic_bind (type, keyseq, data, map)
    non-zero if there was an error parsing SEQ. */
 int
 rl_translate_keyseq (seq, array, len)
-     char *seq, *array;
+     const char *seq;
+     char *array;
      int *len;
 {
   register int i, c, l, temp;
@@ -329,7 +363,7 @@ rl_translate_keyseq (seq, array, len)
 	      /* Handle special case of backwards define. */
 	      if (strncmp (&seq[i], "C-\\M-", 5) == 0)
 		{
-		  array[l++] = ESC;
+		  array[l++] = ESC;	/* ESC is meta-prefix */
 		  i += 5;
 		  array[l++] = CTRL (_rl_to_upper (seq[i]));
 		  if (seq[i] == '\0')
@@ -338,7 +372,7 @@ rl_translate_keyseq (seq, array, len)
 	      else if (c == 'M')
 		{
 		  i++;
-		  array[l++] = ESC;	/* XXX */
+		  array[l++] = ESC;	/* ESC is meta-prefix */
 		}
 	      else if (c == 'C')
 		{
@@ -391,16 +425,16 @@ rl_translate_keyseq (seq, array, len)
 	      for (temp = 2, c -= '0'; ISOCTAL (seq[i]) && temp--; i++)
 	        c = (c * 8) + OCTVALUE (seq[i]);
 	      i--;	/* auto-increment in for loop */
-	      array[l++] = c % (largest_char + 1);
+	      array[l++] = c & largest_char;
 	      break;
 	    case 'x':
 	      i++;
-	      for (temp = 3, c = 0; isxdigit (seq[i]) && temp--; i++)
+	      for (temp = 2, c = 0; ISXDIGIT ((unsigned char)seq[i]) && temp--; i++)
 	        c = (c * 16) + HEXVALUE (seq[i]);
-	      if (temp == 3)
+	      if (temp == 2)
 	        c = 'x';
 	      i--;	/* auto-increment in for loop */
-	      array[l++] = c % (largest_char + 1);
+	      array[l++] = c & largest_char;
 	      break;
 	    default:	/* backslashes before non-special chars just add the char */
 	      array[l++] = c;
@@ -470,7 +504,7 @@ _rl_untranslate_macro_value (seq)
   char *ret, *r, *s;
   int c;
 
-  r = ret = xmalloc (7 * strlen (seq) + 1);
+  r = ret = (char *)xmalloc (7 * strlen (seq) + 1);
   for (s = seq; *s; s++)
     {
       c = *s;
@@ -513,9 +547,9 @@ _rl_untranslate_macro_value (seq)
 /* Return a pointer to the function that STRING represents.
    If STRING doesn't have a matching function, then a NULL pointer
    is returned. */
-Function *
+rl_command_func_t *
 rl_named_function (string)
-     char *string;
+     const char *string;
 {
   register int i;
 
@@ -524,7 +558,7 @@ rl_named_function (string)
   for (i = 0; funmap[i]; i++)
     if (_rl_stricmp (funmap[i]->name, string) == 0)
       return (funmap[i]->function);
-  return ((Function *)NULL);
+  return ((rl_command_func_t *)NULL);
 }
 
 /* Return the function (or macro) definition which would be invoked via
@@ -532,9 +566,9 @@ rl_named_function (string)
    used.  TYPE, if non-NULL, is a pointer to an int which will receive the
    type of the object pointed to.  One of ISFUNC (function), ISKMAP (keymap),
    or ISMACR (macro). */
-Function *
+rl_command_func_t *
 rl_function_of_keyseq (keyseq, map, type)
-     char *keyseq;
+     const char *keyseq;
      Keymap map;
      int *type;
 {
@@ -545,7 +579,7 @@ rl_function_of_keyseq (keyseq, map, type)
 
   for (i = 0; keyseq && keyseq[i]; i++)
     {
-      int ic = keyseq[i];
+      unsigned char ic = keyseq[i];
 
       if (META_CHAR (ic) && _rl_convert_meta_chars_to_ascii)
 	{
@@ -585,14 +619,14 @@ rl_function_of_keyseq (keyseq, map, type)
 	  return (map[ic].function);
 	}
     }
-  return ((Function *) NULL);
+  return ((rl_command_func_t *) NULL);
 }
 
 /* The last key bindings file read. */
 static char *last_readline_init_file = (char *)NULL;
 
 /* The file we're currently reading key bindings from. */
-static char *current_readline_init_file;
+static const char *current_readline_init_file;
 static int current_readline_init_include_level;
 static int current_readline_init_lineno;
 
@@ -630,25 +664,15 @@ _rl_read_file (filename, sizep)
   i = read (file, buffer, file_size);
   close (file);
 
-#if 0
-  if (i < file_size)
-#else
   if (i < 0)
-#endif
     {
       free (buffer);
       return ((char *)NULL);
     }
 
-#if 0
-  buffer[file_size] = '\0';
-  if (sizep)
-    *sizep = file_size;
-#else
   buffer[i] = '\0';
   if (sizep)
     *sizep = i;
-#endif
 
   return (buffer);
 }
@@ -659,7 +683,7 @@ rl_re_read_init_file (count, ignore)
      int count, ignore;
 {
   int r;
-  r = rl_read_init_file ((char *)NULL);
+  r = rl_read_init_file ((const char *)NULL);
   rl_set_keymap_from_edit_mode ();
   return r;
 }
@@ -673,14 +697,14 @@ rl_re_read_init_file (count, ignore)
    otherwise errno is returned. */
 int
 rl_read_init_file (filename)
-     char *filename;
+     const char *filename;
 {
   /* Default the filename. */
   if (filename == 0)
     {
       filename = last_readline_init_file;
       if (filename == 0)
-        filename = get_env_value ("INPUTRC");
+        filename = sh_get_env_value ("INPUTRC");
       if (filename == 0)
 	filename = DEFAULT_INPUTRC;
     }
@@ -698,7 +722,7 @@ rl_read_init_file (filename)
 
 static int
 _rl_read_init_file (filename, include_level)
-     char *filename;
+     const char *filename;
      int include_level;
 {
   register int i;
@@ -733,7 +757,7 @@ _rl_read_init_file (filename, include_level)
       /* Find the end of this line. */
       for (i = 0; line + i != end && line[i] != '\n'; i++);
 
-#if defined (__CYGWIN32__)
+#if defined (__CYGWIN__)
       /* ``Be liberal in what you accept.'' */
       if (line[i] == '\n' && line[i-1] == '\r')
 	line[i - 1] = '\0';
@@ -765,7 +789,7 @@ _rl_read_init_file (filename, include_level)
 
 static void
 _rl_init_file_error (msg)
-     char *msg;
+     const char *msg;
 {
   if (currently_reading_init_file)
     fprintf (stderr, "readline: %s: line %d: %s\n", current_readline_init_file,
@@ -780,10 +804,21 @@ _rl_init_file_error (msg)
 /*								    */
 /* **************************************************************** */
 
+typedef int _rl_parser_func_t PARAMS((char *));
+
+/* Things that mean `Control'. */
+const char *_rl_possible_control_prefixes[] = {
+  "Control-", "C-", "CTRL-", (const char *)NULL
+};
+
+const char *_rl_possible_meta_prefixes[] = {
+  "Meta", "M-", (const char *)NULL
+};
+
 /* Conditionals. */
 
 /* Calling programs set this to have their argv[0]. */
-char *rl_readline_name = "other";
+const char *rl_readline_name = "other";
 
 /* Stack of previous values of parsing_conditionalized_out. */
 static unsigned char *if_stack = (unsigned char *)NULL;
@@ -905,7 +940,8 @@ static int
 parser_include (args)
      char *args;
 {
-  char *old_init_file, *e;
+  const char *old_init_file;
+  char *e;
   int old_line_number, old_include_level, r;
 
   if (_rl_parsing_conditionalized_out)
@@ -918,7 +954,7 @@ parser_include (args)
   e = strchr (args, '\n');
   if (e)
     *e = '\0';
-  r = _rl_read_init_file (args, old_include_level + 1);
+  r = _rl_read_init_file ((const char *)args, old_include_level + 1);
 
   current_readline_init_file = old_init_file;
   current_readline_init_lineno = old_line_number;
@@ -929,14 +965,14 @@ parser_include (args)
   
 /* Associate textual names with actual functions. */
 static struct {
-  char *name;
-  Function *function;
+  const char *name;
+  _rl_parser_func_t *function;
 } parser_directives [] = {
   { "if", parser_if },
   { "endif", parser_endif },
   { "else", parser_else },
   { "include", parser_include },
-  { (char *)0x0, (Function *)0x0 }
+  { (char *)0x0, (_rl_parser_func_t *)0x0 }
 };
 
 /* Handle a parser directive.  STATEMENT is the line of the directive
@@ -1061,7 +1097,7 @@ rl_parse_and_bind (string)
       /* Make VAR point to start of variable name. */
       while (*var && whitespace (*var)) var++;
 
-      /* Make value point to start of value string. */
+      /* Make VALUE point to start of value string. */
       value = var;
       while (*value && !whitespace (*value)) value++;
       if (*value)
@@ -1131,7 +1167,7 @@ rl_parse_and_bind (string)
       char *seq;
       register int j, k, passc;
 
-      seq = xmalloc (1 + strlen (string));
+      seq = (char *)xmalloc (1 + strlen (string));
       for (j = 1, k = passc = 0; string[j]; j++)
 	{
 	  /* Allow backslash to quote characters, but leave them in place.
@@ -1180,16 +1216,16 @@ rl_parse_and_bind (string)
   key = glean_key_from_name (kname);
 
   /* Add in control and meta bits. */
-  if (substring_member_of_array (string, possible_control_prefixes))
+  if (substring_member_of_array (string, _rl_possible_control_prefixes))
     key = CTRL (_rl_to_upper (key));
 
-  if (substring_member_of_array (string, possible_meta_prefixes))
+  if (substring_member_of_array (string, _rl_possible_meta_prefixes))
     key = META (key);
 
   /* Temporary.  Handle old-style keyname with macro-binding. */
   if (*funname == '\'' || *funname == '"')
     {
-      unsigned char useq[2];
+      char useq[2];
       int fl = strlen (funname);
 
       useq[0] = key; useq[1] = '\0';
@@ -1221,22 +1257,27 @@ rl_parse_and_bind (string)
 #define V_SPECIAL	0x1
 
 static struct {
-  char *name;
+  const char *name;
   int *value;
   int flags;
 } boolean_varlist [] = {
   { "blink-matching-paren",	&rl_blink_matching_paren,	V_SPECIAL },
+  { "byte-oriented",		&rl_byte_oriented,		0 },
   { "completion-ignore-case",	&_rl_completion_case_fold,	0 },
   { "convert-meta",		&_rl_convert_meta_chars_to_ascii, 0 },
   { "disable-completion",	&rl_inhibit_completion,		0 },
   { "enable-keypad",		&_rl_enable_keypad,		0 },
   { "expand-tilde",		&rl_complete_with_tilde_expansion, 0 },
+  { "history-preserve-point",	&_rl_history_preserve_point,	0 },
   { "horizontal-scroll-mode",	&_rl_horizontal_scroll_mode,	0 },
   { "input-meta",		&_rl_meta_flag,			0 },
   { "mark-directories",		&_rl_complete_mark_directories,	0 },
   { "mark-modified-lines",	&_rl_mark_modified_lines,	0 },
+  { "mark-symlinked-directories", &_rl_complete_mark_symlink_dirs, 0 },
+  { "match-hidden-files",	&_rl_match_hidden_files,	0 },
   { "meta-flag",		&_rl_meta_flag,			0 },
   { "output-meta",		&_rl_output_meta_chars,		0 },
+  { "page-completions",		&_rl_page_completions,		0 },
   { "prefer-visible-bell",	&_rl_prefer_visible_bell,	V_SPECIAL },
   { "print-completions-horizontally", &_rl_print_completions_horizontally, 0 },
   { "show-all-if-ambiguous",	&_rl_complete_show_all,		0 },
@@ -1248,7 +1289,7 @@ static struct {
 
 static int
 find_boolean_var (name)
-     char *name;
+     const char *name;
 {
   register int i;
 
@@ -1265,7 +1306,7 @@ static void
 hack_special_boolean_var (i)
      int i;
 {
-  char *name;
+  const char *name;
 
   name = boolean_varlist[i].name;
 
@@ -1280,6 +1321,8 @@ hack_special_boolean_var (i)
     }
 }
 
+typedef int _rl_sv_func_t PARAMS((const char *));
+
 /* These *must* correspond to the array indices for the appropriate
    string variable.  (Though they're not used right now.) */
 #define V_BELLSTYLE	0
@@ -1292,17 +1335,17 @@ hack_special_boolean_var (i)
 #define V_INT		2
 
 /* Forward declarations */
-static int sv_bell_style __P((char *));
-static int sv_combegin __P((char *));
-static int sv_compquery __P((char *));
-static int sv_editmode __P((char *));
-static int sv_isrchterm __P((char *));
-static int sv_keymap __P((char *));
+static int sv_bell_style PARAMS((const char *));
+static int sv_combegin PARAMS((const char *));
+static int sv_compquery PARAMS((const char *));
+static int sv_editmode PARAMS((const char *));
+static int sv_isrchterm PARAMS((const char *));
+static int sv_keymap PARAMS((const char *));
 
 static struct {
-  char *name;
+  const char *name;
   int flags;
-  Function *set_func;
+  _rl_sv_func_t *set_func;
 } string_varlist[] = {
   { "bell-style",	V_STRING,	sv_bell_style },
   { "comment-begin",	V_STRING,	sv_combegin },
@@ -1315,7 +1358,7 @@ static struct {
 
 static int
 find_string_var (name)
-     char *name;
+     const char *name;
 {
   register int i;
 
@@ -1339,7 +1382,7 @@ bool_to_int (value)
 
 int
 rl_variable_bind (name, value)
-     char *name, *value;
+     const char *name, *value;
 {
   register int i;
   int	v;
@@ -1367,7 +1410,7 @@ rl_variable_bind (name, value)
 
 static int
 sv_editmode (value)
-     char *value;
+     const char *value;
 {
   if (_rl_strnicmp (value, "vi", 2) == 0)
     {
@@ -1388,7 +1431,7 @@ sv_editmode (value)
 
 static int
 sv_combegin (value)
-     char *value;
+     const char *value;
 {
   if (value && *value)
     {
@@ -1401,7 +1444,7 @@ sv_combegin (value)
 
 static int
 sv_compquery (value)
-     char *value;
+     const char *value;
 {
   int nval = 100;
 
@@ -1417,7 +1460,7 @@ sv_compquery (value)
 
 static int
 sv_keymap (value)
-     char *value;
+     const char *value;
 {
   Keymap kmap;
 
@@ -1430,28 +1473,26 @@ sv_keymap (value)
   return 1;
 }
 
-#define _SET_BELL(v)	do { _rl_bell_preference = v; return 0; } while (0)
-
 static int
 sv_bell_style (value)
-     char *value;
+     const char *value;
 {
   if (value == 0 || *value == '\0')
-    _SET_BELL (AUDIBLE_BELL);
+    _rl_bell_preference = AUDIBLE_BELL;
   else if (_rl_stricmp (value, "none") == 0 || _rl_stricmp (value, "off") == 0)
-    _SET_BELL (NO_BELL);
+    _rl_bell_preference = NO_BELL;
   else if (_rl_stricmp (value, "audible") == 0 || _rl_stricmp (value, "on") == 0)
-    _SET_BELL (AUDIBLE_BELL);
+    _rl_bell_preference = AUDIBLE_BELL;
   else if (_rl_stricmp (value, "visible") == 0)
-    _SET_BELL (VISIBLE_BELL);
+    _rl_bell_preference = VISIBLE_BELL;
   else
     return 1;
+  return 0;
 }
-#undef _SET_BELL
 
 static int
 sv_isrchterm (value)
-     char *value;
+     const char *value;
 {
   int beg, end, delim;
   char *v;
@@ -1477,7 +1518,7 @@ sv_isrchterm (value)
   v[end] = '\0';
 
   /* The value starts at v + beg.  Translate it into a character string. */
-  _rl_isearch_terminators = (unsigned char *)xmalloc (2 * strlen (v) + 1);
+  _rl_isearch_terminators = (char *)xmalloc (2 * strlen (v) + 1);
   rl_translate_keyseq (v + beg, _rl_isearch_terminators, &end);
   _rl_isearch_terminators[end] = '\0';
 
@@ -1489,7 +1530,7 @@ sv_isrchterm (value)
    For example, `Space' returns ' '. */
 
 typedef struct {
-  char *name;
+  const char *name;
   int value;
 } assoc_list;
 
@@ -1523,7 +1564,7 @@ glean_key_from_name (name)
 
 /* Auxiliary functions to manage keymaps. */
 static struct {
-  char *name;
+  const char *name;
   Keymap map;
 } keymap_names[] = {
   { "emacs", emacs_standard_keymap },
@@ -1541,12 +1582,12 @@ static struct {
 
 Keymap
 rl_get_keymap_by_name (name)
-     char *name;
+     const char *name;
 {
   register int i;
 
   for (i = 0; keymap_names[i].name; i++)
-    if (strcmp (name, keymap_names[i].name) == 0)
+    if (_rl_stricmp (name, keymap_names[i].name) == 0)
       return (keymap_names[i].map);
   return ((Keymap) NULL);
 }
@@ -1558,7 +1599,7 @@ rl_get_keymap_name (map)
   register int i;
   for (i = 0; keymap_names[i].name; i++)
     if (map == keymap_names[i].map)
-      return (keymap_names[i].name);
+      return ((char *)keymap_names[i].name);
   return ((char *)NULL);
 }
   
@@ -1616,7 +1657,7 @@ void
 rl_list_funmap_names ()
 {
   register int i;
-  char **funmap_names;
+  const char **funmap_names;
 
   funmap_names = rl_funmap_names ();
 
@@ -1643,17 +1684,18 @@ _rl_get_keyname (key)
      pairs for possible inclusion in an inputrc file, we don't want to
      do any special meta processing on KEY. */
 
-#if 0
+#if 1
+  /* XXX - Experimental */
   /* We might want to do this, but the old version of the code did not. */
 
   /* If this is an escape character, we don't want to do any more processing.
      Just add the special ESC key sequence and return. */
   if (c == ESC)
     {
-      keyseq[0] = '\\';
-      keyseq[1] = 'e';
-      keyseq[2] = '\0';
-      return keyseq;
+      keyname[0] = '\\';
+      keyname[1] = 'e';
+      keyname[2] = '\0';
+      return keyname;
     }
 #endif
 
@@ -1706,7 +1748,7 @@ _rl_get_keyname (key)
    sequences that are used to invoke FUNCTION in MAP. */
 char **
 rl_invoking_keyseqs_in_map (function, map)
-     Function *function;
+     rl_command_func_t *function;
      Keymap map;
 {
   register int key;
@@ -1735,7 +1777,7 @@ rl_invoking_keyseqs_in_map (function, map)
 	      if (result_index + 2 > result_size)
 	        {
 	          result_size += 10;
-		  result = (char **) xrealloc (result, result_size * sizeof (char *));
+		  result = (char **)xrealloc (result, result_size * sizeof (char *));
 	        }
 
 	      result[result_index++] = keyname;
@@ -1764,7 +1806,12 @@ rl_invoking_keyseqs_in_map (function, map)
 		char *keyname = (char *)xmalloc (6 + strlen (seqs[i]));
 
 		if (key == ESC)
+#if 0
 		  sprintf (keyname, "\\e");
+#else
+		/* XXX - experimental */
+		  sprintf (keyname, "\\M-");
+#endif
 		else if (CTRL_CHAR (key))
 		  sprintf (keyname, "\\C-%c", _rl_to_lower (UNCTRL (key)));
 		else if (key == RUBOUT)
@@ -1787,7 +1834,7 @@ rl_invoking_keyseqs_in_map (function, map)
 		if (result_index + 2 > result_size)
 		  {
 		    result_size += 10;
-		    result = (char **) xrealloc (result, result_size * sizeof (char *));
+		    result = (char **)xrealloc (result, result_size * sizeof (char *));
 		  }
 
 		result[result_index++] = keyname;
@@ -1806,7 +1853,7 @@ rl_invoking_keyseqs_in_map (function, map)
    sequences that can be used to invoke FUNCTION using the current keymap. */
 char **
 rl_invoking_keyseqs (function)
-     Function *function;
+     rl_command_func_t *function;
 {
   return (rl_invoking_keyseqs_in_map (function, _rl_keymap));
 }
@@ -1819,8 +1866,8 @@ rl_function_dumper (print_readably)
      int print_readably;
 {
   register int i;
-  char **names;
-  char *name;
+  const char **names;
+  const char *name;
 
   names = rl_funmap_names ();
 
@@ -1828,7 +1875,7 @@ rl_function_dumper (print_readably)
 
   for (i = 0; name = names[i]; i++)
     {
-      Function *function;
+      rl_command_func_t *function;
       char **invokers;
 
       function = rl_named_function (name);
@@ -1911,11 +1958,8 @@ _rl_macro_dumper_internal (print_readably, map, prefix)
 	{
 	case ISMACR:
 	  keyname = _rl_get_keyname (key);
-#if 0
-	  out = (char *)map[key].function;
-#else
 	  out = _rl_untranslate_macro_value ((char *)map[key].function);
-#endif
+
 	  if (print_readably)
 	    fprintf (rl_outstream, "\"%s%s\": \"%s\"\n", prefix ? prefix : "",
 						         keyname,
@@ -1925,9 +1969,7 @@ _rl_macro_dumper_internal (print_readably, map, prefix)
 							keyname,
 							out ? out : "");
 	  free (keyname);
-#if 1
 	  free (out);
-#endif
 	  break;
 	case ISFUNC:
 	  break;
@@ -1935,7 +1977,7 @@ _rl_macro_dumper_internal (print_readably, map, prefix)
 	  prefix_len = prefix ? strlen (prefix) : 0;
 	  if (key == ESC)
 	    {
-	      keyname = xmalloc (3 + prefix_len);
+	      keyname = (char *)xmalloc (3 + prefix_len);
 	      if (prefix)
 		strcpy (keyname, prefix);
 	      keyname[prefix_len] = '\\';
@@ -1947,7 +1989,7 @@ _rl_macro_dumper_internal (print_readably, map, prefix)
 	      keyname = _rl_get_keyname (key);
 	      if (prefix)
 		{
-		  out = xmalloc (strlen (keyname) + prefix_len + 1);
+		  out = (char *)xmalloc (strlen (keyname) + prefix_len + 1);
 		  strcpy (out, prefix);
 		  strcpy (out + prefix_len, keyname);
 		  free (keyname);
@@ -1985,7 +2027,7 @@ rl_variable_dumper (print_readably)
      int print_readably;
 {
   int i;
-  char *kname;
+  const char *kname;
 
   for (i = 0; boolean_varlist[i].name; i++)
     {
@@ -2017,7 +2059,7 @@ rl_variable_dumper (print_readably)
   if (print_readably)
     fprintf (rl_outstream, "set comment-begin %s\n", _rl_comment_begin ? _rl_comment_begin : RL_COMMENT_BEGIN_DEFAULT);
   else
-    fprintf (rl_outstream, "comment-begin is set to `%s'\n", _rl_comment_begin ? _rl_comment_begin : "");
+    fprintf (rl_outstream, "comment-begin is set to `%s'\n", _rl_comment_begin ? _rl_comment_begin : RL_COMMENT_BEGIN_DEFAULT);
 
   /* completion-query-items */
   if (print_readably)
@@ -2031,15 +2073,6 @@ rl_variable_dumper (print_readably)
   else
     fprintf (rl_outstream, "editing-mode is set to `%s'\n", (rl_editing_mode == emacs_mode) ? "emacs" : "vi");
 
-  /* keymap */
-  kname = rl_get_keymap_name (_rl_keymap);
-  if (kname == 0)
-    kname = rl_get_keymap_name_from_edit_mode ();
-  if (print_readably)
-    fprintf (rl_outstream, "set keymap %s\n", kname ? kname : "none");
-  else
-    fprintf (rl_outstream, "keymap is set to `%s'\n", kname ? kname : "none");
-
   /* isearch-terminators */
   if (_rl_isearch_terminators)
     {
@@ -2054,6 +2087,15 @@ rl_variable_dumper (print_readably)
 
       free (disp);
     }
+
+  /* keymap */
+  kname = rl_get_keymap_name (_rl_keymap);
+  if (kname == 0)
+    kname = rl_get_keymap_name_from_edit_mode ();
+  if (print_readably)
+    fprintf (rl_outstream, "set keymap %s\n", kname ? kname : "none");
+  else
+    fprintf (rl_outstream, "keymap is set to `%s'\n", kname ? kname : "none");
 }
 
 /* Print all of the current variables and their values to
@@ -2070,18 +2112,24 @@ rl_dump_variables (count, key)
   return (0);
 }
 
-/* Bind key sequence KEYSEQ to DEFAULT_FUNC if KEYSEQ is unbound. */
+/* Bind key sequence KEYSEQ to DEFAULT_FUNC if KEYSEQ is unbound.  Right
+   now, this is always used to attempt to bind the arrow keys, hence the
+   check for rl_vi_movement_mode. */
 void
 _rl_bind_if_unbound (keyseq, default_func)
-     char *keyseq;
-     Function *default_func;
+     const char *keyseq;
+     rl_command_func_t *default_func;
 {
-  Function *func;
+  rl_command_func_t *func;
 
   if (keyseq)
     {
       func = rl_function_of_keyseq (keyseq, _rl_keymap, (int *)NULL);
+#if defined (VI_MODE)
+      if (!func || func == rl_do_lowercase_version || func == rl_vi_movement_mode)
+#else
       if (!func || func == rl_do_lowercase_version)
+#endif
 	rl_set_key (keyseq, default_func, _rl_keymap);
     }
 }
@@ -2089,7 +2137,8 @@ _rl_bind_if_unbound (keyseq, default_func)
 /* Return non-zero if any members of ARRAY are a substring in STRING. */
 static int
 substring_member_of_array (string, array)
-     char *string, **array;
+     char *string;
+     const char **array;
 {
   while (*array)
     {