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-rw-r--r--lib/wrappers/readline/history.nim281
-rw-r--r--lib/wrappers/readline/readline.nim1198
-rw-r--r--lib/wrappers/readline/rltypedefs.nim74
-rw-r--r--lib/wrappers/readline/tweaked/history.h257
-rw-r--r--lib/wrappers/readline/tweaked/readline.h956
-rw-r--r--lib/wrappers/readline/tweaked/rltypedefs.h78
-rw-r--r--lib/wrappers/readline/tweaked/tilde.h77
-rwxr-xr-xlib/wrappers/tcl.nim1
8 files changed, 2921 insertions, 1 deletions
diff --git a/lib/wrappers/readline/history.nim b/lib/wrappers/readline/history.nim
new file mode 100644
index 000000000..48e71e434
--- /dev/null
+++ b/lib/wrappers/readline/history.nim
@@ -0,0 +1,281 @@
+# history.h -- the names of functions that you can call in history. 
+# Copyright (C) 1989-2009 Free Software Foundation, Inc.
+#
+#   This file contains the GNU History Library (History), a set of
+#   routines for managing the text of previously typed lines.
+#
+#   History 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.
+#
+#   History 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 History.  If not, see <http://www.gnu.org/licenses/>.
+#
+
+{.deadCodeElim: on.}
+when defined(windows): 
+  const 
+    historyDll = "history.dll"
+elif defined(macosx): 
+  const 
+    historyDll = "libhistory.dynlib"
+else: 
+  const 
+    historyDll = "libhistory.so.6(|.0)"
+
+import times, rltypedefs
+
+type 
+  Thistdata* = pointer
+
+# The structure used to store a history entry. 
+
+type 
+  THIST_ENTRY*{.pure, final.} = object 
+    line*: cstring
+    timestamp*: cstring       # char * rather than time_t for read/write 
+    data*: Thistdata
+
+
+# Size of the history-library-managed space in history entry HS. 
+
+template HISTENT_BYTES*(hs: expr): expr = 
+  (strlen(hs.line) + strlen(hs.timestamp))
+
+# A structure used to pass the current state of the history stuff around. 
+
+type 
+  THISTORY_STATE*{.pure, final.} = object 
+    entries*: ptr ptr THIST_ENTRY # Pointer to the entries themselves. 
+    offset*: cint             # The location pointer within this array. 
+    length*: cint             # Number of elements within this array. 
+    size*: cint               # Number of slots allocated to this array. 
+    flags*: cint
+
+
+# Flag values for the `flags' member of HISTORY_STATE. 
+
+const 
+  HS_STIFLED* = 0x00000001
+
+# Initialization and state management. 
+# Begin a session in which the history functions might be used.  This
+#   just initializes the interactive variables. 
+
+proc using_history*(){.cdecl, importc: "using_history", dynlib: historyDll.}
+# Return the current HISTORY_STATE of the history. 
+
+proc history_get_history_state*(): ptr THISTORY_STATE{.cdecl, 
+    importc: "history_get_history_state", dynlib: historyDll.}
+# Set the state of the current history array to STATE. 
+
+proc history_set_history_state*(a2: ptr THISTORY_STATE){.cdecl, 
+    importc: "history_set_history_state", dynlib: historyDll.}
+# Manage the history list. 
+# Place STRING at the end of the history list.
+#   The associated data field (if any) is set to NULL. 
+
+proc add_history*(a2: cstring){.cdecl, importc: "add_history", 
+                                dynlib: historyDll.}
+# Change the timestamp associated with the most recent history entry to
+#   STRING. 
+
+proc add_history_time*(a2: cstring){.cdecl, importc: "add_history_time", 
+                                     dynlib: historyDll.}
+# A reasonably useless function, only here for completeness.  WHICH
+#   is the magic number that tells us which element to delete.  The
+#   elements are numbered from 0. 
+
+proc remove_history*(a2: cint): ptr THIST_ENTRY{.cdecl, 
+    importc: "remove_history", dynlib: historyDll.}
+# Free the history entry H and return any application-specific data
+#   associated with it. 
+
+proc free_history_entry*(a2: ptr THIST_ENTRY): Thistdata{.cdecl, 
+    importc: "free_history_entry", dynlib: historyDll.}
+# Make the history entry at WHICH have LINE and DATA.  This returns
+#   the old entry so you can dispose of the data.  In the case of an
+#   invalid WHICH, a NULL pointer is returned. 
+
+proc replace_history_entry*(a2: cint, a3: cstring, a4: Thistdata): ptr THIST_ENTRY{.
+    cdecl, importc: "replace_history_entry", dynlib: historyDll.}
+# Clear the history list and start over. 
+
+proc clear_history*(){.cdecl, importc: "clear_history", dynlib: historyDll.}
+# Stifle the history list, remembering only MAX number of entries. 
+
+proc stifle_history*(a2: cint){.cdecl, importc: "stifle_history", 
+                                dynlib: historyDll.}
+# Stop stifling the history.  This returns the previous amount the
+#   history was stifled by.  The value is positive if the history was
+#   stifled, negative if it wasn't. 
+
+proc unstifle_history*(): cint{.cdecl, importc: "unstifle_history", 
+                                dynlib: historyDll.}
+# Return 1 if the history is stifled, 0 if it is not. 
+
+proc history_is_stifled*(): cint{.cdecl, importc: "history_is_stifled", 
+                                  dynlib: historyDll.}
+# Information about the history list. 
+# Return a NULL terminated array of HIST_ENTRY which is the current input
+#   history.  Element 0 of this list is the beginning of time.  If there
+#   is no history, return NULL. 
+
+proc history_list*(): ptr ptr THIST_ENTRY{.cdecl, importc: "history_list", 
+    dynlib: historyDll.}
+# Returns the number which says what history element we are now
+#   looking at.  
+
+proc where_history*(): cint{.cdecl, importc: "where_history", dynlib: historyDll.}
+# Return the history entry at the current position, as determined by
+#   history_offset.  If there is no entry there, return a NULL pointer. 
+
+proc current_history*(): ptr THIST_ENTRY{.cdecl, importc: "current_history", 
+    dynlib: historyDll.}
+# Return the history entry which is logically at OFFSET in the history
+#   array.  OFFSET is relative to history_base. 
+
+proc history_get*(a2: cint): ptr THIST_ENTRY{.cdecl, importc: "history_get", 
+    dynlib: historyDll.}
+# Return the timestamp associated with the HIST_ENTRY * passed as an
+#   argument 
+
+proc history_get_time*(a2: ptr THIST_ENTRY): TTime{.cdecl, 
+    importc: "history_get_time", dynlib: historyDll.}
+# Return the number of bytes that the primary history entries are using.
+#   This just adds up the lengths of the_history->lines. 
+
+proc history_total_bytes*(): cint{.cdecl, importc: "history_total_bytes", 
+                                   dynlib: historyDll.}
+# Moving around the history list. 
+# Set the position in the history list to POS. 
+
+proc history_set_pos*(a2: cint): cint{.cdecl, importc: "history_set_pos", 
+                                       dynlib: historyDll.}
+# Back up history_offset to the previous history entry, and return
+#   a pointer to that entry.  If there is no previous entry, return
+#   a NULL pointer. 
+
+proc previous_history*(): ptr THIST_ENTRY{.cdecl, importc: "previous_history", 
+    dynlib: historyDll.}
+# Move history_offset forward to the next item in the input_history,
+#   and return the a pointer to that entry.  If there is no next entry,
+#   return a NULL pointer. 
+
+proc next_history*(): ptr THIST_ENTRY{.cdecl, importc: "next_history", 
+                                       dynlib: historyDll.}
+# Searching the history list. 
+# Search the history for STRING, starting at history_offset.
+#   If DIRECTION < 0, then the search is through previous entries,
+#   else through subsequent.  If the string is found, then
+#   current_history () is the history entry, and the value of this function
+#   is the offset in the line of that history entry that the string was
+#   found in.  Otherwise, nothing is changed, and a -1 is returned. 
+
+proc history_search*(a2: cstring, a3: cint): cint{.cdecl, 
+    importc: "history_search", dynlib: historyDll.}
+# Search the history for STRING, starting at history_offset.
+#   The search is anchored: matching lines must begin with string.
+#   DIRECTION is as in history_search(). 
+
+proc history_search_prefix*(a2: cstring, a3: cint): cint{.cdecl, 
+    importc: "history_search_prefix", dynlib: historyDll.}
+# Search for STRING in the history list, starting at POS, an
+#   absolute index into the list.  DIR, if negative, says to search
+#   backwards from POS, else forwards.
+#   Returns the absolute index of the history element where STRING
+#   was found, or -1 otherwise. 
+
+proc history_search_pos*(a2: cstring, a3: cint, a4: cint): cint{.cdecl, 
+    importc: "history_search_pos", dynlib: historyDll.}
+# Managing the history file. 
+# Add the contents of FILENAME to the history list, a line at a time.
+#   If FILENAME is NULL, then read from ~/.history.  Returns 0 if
+#   successful, or errno if not. 
+
+proc read_history*(a2: cstring): cint{.cdecl, importc: "read_history", 
+                                       dynlib: historyDll.}
+# Read a range of lines from FILENAME, adding them to the history list.
+#   Start reading at the FROM'th line and end at the TO'th.  If FROM
+#   is zero, start at the beginning.  If TO is less than FROM, read
+#   until the end of the file.  If FILENAME is NULL, then read from
+#   ~/.history.  Returns 0 if successful, or errno if not. 
+
+proc read_history_range*(a2: cstring, a3: cint, a4: cint): cint{.cdecl, 
+    importc: "read_history_range", dynlib: historyDll.}
+# Write the current history to FILENAME.  If FILENAME is NULL,
+#   then write the history list to ~/.history.  Values returned
+#   are as in read_history ().  
+
+proc write_history*(a2: cstring): cint{.cdecl, importc: "write_history", 
+                                        dynlib: historyDll.}
+# Append NELEMENT entries to FILENAME.  The entries appended are from
+#   the end of the list minus NELEMENTs up to the end of the list. 
+
+proc append_history*(a2: cint, a3: cstring): cint{.cdecl, 
+    importc: "append_history", dynlib: historyDll.}
+# Truncate the history file, leaving only the last NLINES lines. 
+
+proc history_truncate_file*(a2: cstring, a3: cint): cint{.cdecl, 
+    importc: "history_truncate_file", dynlib: historyDll.}
+# History expansion. 
+# Expand the string STRING, placing the result into OUTPUT, a pointer
+#   to a string.  Returns:
+#
+#   0) If no expansions took place (or, if the only change in
+#      the text was the de-slashifying of the history expansion
+#      character)
+#   1) If expansions did take place
+#  -1) If there was an error in expansion.
+#   2) If the returned line should just be printed.
+#
+#  If an error ocurred in expansion, then OUTPUT contains a descriptive
+#  error message. 
+
+proc history_expand*(a2: cstring, a3: cstringArray): cint{.cdecl, 
+    importc: "history_expand", dynlib: historyDll.}
+# Extract a string segment consisting of the FIRST through LAST
+#   arguments present in STRING.  Arguments are broken up as in
+#   the shell. 
+
+proc history_arg_extract*(a2: cint, a3: cint, a4: cstring): cstring{.cdecl, 
+    importc: "history_arg_extract", dynlib: historyDll.}
+# Return the text of the history event beginning at the current
+#   offset into STRING.  Pass STRING with *INDEX equal to the
+#   history_expansion_char that begins this specification.
+#   DELIMITING_QUOTE is a character that is allowed to end the string
+#   specification for what to search for in addition to the normal
+#   characters `:', ` ', `\t', `\n', and sometimes `?'. 
+
+proc get_history_event*(a2: cstring, a3: ptr cint, a4: cint): cstring{.cdecl, 
+    importc: "get_history_event", dynlib: historyDll.}
+# Return an array of tokens, much as the shell might.  The tokens are
+#   parsed out of STRING. 
+
+proc history_tokenize*(a2: cstring): cstringArray{.cdecl, 
+    importc: "history_tokenize", dynlib: historyDll.}
+when false: 
+  # Exported history variables. 
+  var history_base*{.importc: "history_base", dynlib: historyDll.}: cint
+  var history_length*{.importc: "history_length", dynlib: historyDll.}: cint
+  var history_max_entries*{.importc: "history_max_entries", dynlib: historyDll.}: cint
+  var history_expansion_char*{.importc: "history_expansion_char", 
+                               dynlib: historyDll.}: char
+  var history_subst_char*{.importc: "history_subst_char", dynlib: historyDll.}: char
+  var history_word_delimiters*{.importc: "history_word_delimiters", 
+                                dynlib: historyDll.}: cstring
+  var history_comment_char*{.importc: "history_comment_char", dynlib: historyDll.}: char
+  var history_no_expand_chars*{.importc: "history_no_expand_chars", 
+                                dynlib: historyDll.}: cstring
+  var history_search_delimiter_chars*{.importc: "history_search_delimiter_chars", 
+                                       dynlib: historyDll.}: cstring
+  var history_quotes_inhibit_expansion*{.
+      importc: "history_quotes_inhibit_expansion", dynlib: historyDll.}: cint
+  var history_write_timestamps*{.importc: "history_write_timestamps", 
+                                 dynlib: historyDll.}: cint
diff --git a/lib/wrappers/readline/readline.nim b/lib/wrappers/readline/readline.nim
new file mode 100644
index 000000000..96dab2049
--- /dev/null
+++ b/lib/wrappers/readline/readline.nim
@@ -0,0 +1,1198 @@
+# Readline.h -- the names of functions callable from within readline. 
+# Copyright (C) 1987-2009 Free Software Foundation, Inc.
+#
+#   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 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.
+#
+#   You should have received a copy of the GNU General Public License
+#   along with Readline.  If not, see <http://www.gnu.org/licenses/>.
+#
+
+{.deadCodeElim: on.}
+when defined(windows): 
+  const 
+    readlineDll = "readline.dll"
+elif defined(macosx): 
+  const 
+    readlineDll = "libreadline.dynlib"
+else: 
+  const 
+    readlineDll = "libreadline.so.6(|.0)"
+##  mangle "'TCommandFunc'" TCommandFunc
+##  mangle TvcpFunc TvcpFunc
+
+import rltypedefs
+
+# Some character stuff. 
+
+const 
+  control_character_threshold* = 0x00000020 # Smaller than this is control. 
+  control_character_mask* = 0x0000001F # 0x20 - 1 
+  meta_character_threshold* = 0x0000007F # Larger than this is Meta. 
+  control_character_bit* = 0x00000040 # 0x000000, must be off. 
+  meta_character_bit* = 0x00000080 # x0000000, must be on. 
+  largest_char* = 255         # Largest character value. 
+
+template CTRL_CHAR*(c: expr): expr = 
+  (c < control_character_threshold and ((c and 0x00000080) == 0))
+
+template META_CHAR*(c: expr): expr = 
+  (c > meta_character_threshold and c <= largest_char)
+
+template CTRL*(c: expr): expr = 
+  (c and control_character_mask)
+
+template META*(c: expr): expr = 
+  (c or meta_character_bit)
+
+template UNMETA*(c: expr): expr = 
+  (c and not meta_character_bit)
+
+template UNCTRL*(c: expr): expr = 
+  (c or 32 or control_character_bit)
+
+# Beware:  these only work with single-byte ASCII characters. 
+
+const 
+  RETURN_CHAR* = CTRL('M'.ord)
+  RUBOUT_CHAR* = 0x0000007F
+  ABORT_CHAR* = CTRL('G'.ord)
+  PAGE_CHAR* = CTRL('L'.ord)
+  ESC_CHAR* = CTRL('['.ord)
+
+# A keymap contains one entry for each key in the ASCII set.
+#   Each entry consists of a type and a pointer.
+#   FUNCTION is the address of a function to run, or the
+#   address of a keymap to indirect through.
+#   TYPE says which kind of thing FUNCTION is. 
+
+type 
+  TKEYMAP_ENTRY*{.pure, final.} = object 
+    typ*: char
+    function*: TCommandFunc
+
+
+# This must be large enough to hold bindings for all of the characters
+#   in a desired character set (e.g, 128 for ASCII, 256 for ISO Latin-x,
+#   and so on) plus one for subsequence matching. 
+
+const 
+  KEYMAP_SIZE* = 257
+  ANYOTHERKEY* = KEYMAP_SIZE - 1
+
+# I wanted to make the above structure contain a union of:
+#   union { rl_TCommandFunc_t *function; struct _keymap_entry *keymap; } value;
+#   but this made it impossible for me to create a static array.
+#   Maybe I need C lessons. 
+
+type 
+  TKEYMAP_ENTRY_ARRAY* = array[0..KEYMAP_SIZE - 1, TKEYMAP_ENTRY]
+  PKeymap* = ptr TKEYMAP_ENTRY
+
+# The values that TYPE can have in a keymap entry. 
+
+const 
+  ISFUNC* = 0
+  ISKMAP* = 1
+  ISMACR* = 2
+
+when false: 
+  var 
+    emacs_standard_keymap*{.importc: "emacs_standard_keymap", 
+                            dynlib: readlineDll.}: TKEYMAP_ENTRY_ARRAY
+    emacs_meta_keymap*{.importc: "emacs_meta_keymap", dynlib: readlineDll.}: TKEYMAP_ENTRY_ARRAY
+    emacs_ctlx_keymap*{.importc: "emacs_ctlx_keymap", dynlib: readlineDll.}: TKEYMAP_ENTRY_ARRAY
+  var 
+    vi_insertion_keymap*{.importc: "vi_insertion_keymap", dynlib: readlineDll.}: TKEYMAP_ENTRY_ARRAY
+    vi_movement_keymap*{.importc: "vi_movement_keymap", dynlib: readlineDll.}: TKEYMAP_ENTRY_ARRAY
+# Return a new, empty keymap.
+#   Free it with free() when you are done. 
+
+proc make_bare_keymap*(): PKeymap{.cdecl, importc: "rl_make_bare_keymap", 
+                                   dynlib: readlineDll.}
+# Return a new keymap which is a copy of MAP. 
+
+proc copy_keymap*(a2: PKeymap): PKeymap{.cdecl, importc: "rl_copy_keymap", 
+    dynlib: readlineDll.}
+# Return a new keymap with the printing characters bound to rl_insert,
+#   the lowercase Meta characters bound to run their equivalents, and
+#   the Meta digits bound to produce numeric arguments. 
+
+proc make_keymap*(): PKeymap{.cdecl, importc: "rl_make_keymap", 
+                              dynlib: readlineDll.}
+# Free the storage associated with a keymap. 
+
+proc discard_keymap*(a2: PKeymap){.cdecl, importc: "rl_discard_keymap", 
+                                   dynlib: readlineDll.}
+# These functions actually appear in bind.c 
+# Return the keymap corresponding to a given name.  Names look like
+#   `emacs' or `emacs-meta' or `vi-insert'.  
+
+proc get_keymap_by_name*(a2: cstring): PKeymap{.cdecl, 
+    importc: "rl_get_keymap_by_name", dynlib: readlineDll.}
+# Return the current keymap. 
+
+proc get_keymap*(): PKeymap{.cdecl, importc: "rl_get_keymap", 
+                             dynlib: readlineDll.}
+# Set the current keymap to MAP. 
+
+proc set_keymap*(a2: PKeymap){.cdecl, importc: "rl_set_keymap", 
+                               dynlib: readlineDll.}
+
+const 
+  tildeDll = readlineDll
+
+type 
+  Thook_func* = proc (a2: cstring): cstring{.cdecl.}
+
+# If non-null, this contains the address of a function that the application
+#   wants called before trying the standard tilde expansions.  The function
+#   is called with the text sans tilde, and returns a malloc()'ed string
+#   which is the expansion, or a NULL pointer if the expansion fails. 
+
+var expansion_preexpansion_hook*{.importc: "tilde_expansion_preexpansion_hook", 
+                                  dynlib: tildeDll.}: Thook_func
+
+# If non-null, this contains the address of a function to call if the
+#   standard meaning for expanding a tilde fails.  The function is called
+#   with the text (sans tilde, as in "foo"), and returns a malloc()'ed string
+#   which is the expansion, or a NULL pointer if there is no expansion. 
+
+var expansion_failure_hook*{.importc: "tilde_expansion_failure_hook", 
+                             dynlib: tildeDll.}: Thook_func
+
+# When non-null, this is a NULL terminated array of strings which
+#   are duplicates for a tilde prefix.  Bash uses this to expand
+#   `=~' and `:~'. 
+
+var additional_prefixes*{.importc: "tilde_additional_prefixes", dynlib: tildeDll.}: cstringArray
+
+# When non-null, this is a NULL terminated array of strings which match
+#   the end of a username, instead of just "/".  Bash sets this to
+#   `:' and `=~'. 
+
+var additional_suffixes*{.importc: "tilde_additional_suffixes", dynlib: tildeDll.}: cstringArray
+
+# Return a new string which is the result of tilde expanding STRING. 
+
+proc expand*(a2: cstring): cstring{.cdecl, importc: "tilde_expand", 
+                                    dynlib: tildeDll.}
+# Do the work of tilde expansion on FILENAME.  FILENAME starts with a
+#   tilde.  If there is no expansion, call tilde_expansion_failure_hook. 
+
+proc expand_word*(a2: cstring): cstring{.cdecl, importc: "tilde_expand_word", 
+    dynlib: tildeDll.}
+# Find the portion of the string beginning with ~ that should be expanded. 
+
+proc find_word*(a2: cstring, a3: cint, a4: ptr cint): cstring{.cdecl, 
+    importc: "tilde_find_word", dynlib: tildeDll.}
+
+# Hex-encoded Readline version number. 
+
+const 
+  READLINE_VERSION* = 0x00000600 # Readline 6.0 
+  VERSION_MAJOR* = 6
+  VERSION_MINOR* = 0
+
+# Readline data structures. 
+# Maintaining the state of undo.  We remember individual deletes and inserts
+#   on a chain of things to do. 
+# The actions that undo knows how to undo.  Notice that UNDO_DELETE means
+#   to insert some text, and UNDO_INSERT means to delete some text.   I.e.,
+#   the code tells undo what to undo, not how to undo it. 
+
+type 
+  Tundo_code* = enum 
+    UNDO_DELETE, UNDO_INSERT, UNDO_BEGIN, UNDO_END
+
+# What an element of THE_UNDO_LIST looks like. 
+
+type 
+  TUNDO_LIST*{.pure, final.} = object 
+    next*: ptr Tundo_list
+    start*: cint
+    theEnd*: cint             # Where the change took place. 
+    text*: cstring            # The text to insert, if undoing a delete. 
+    what*: Tundo_code         # Delete, Insert, Begin, End. 
+  
+
+# The current undo list for RL_LINE_BUFFER. 
+
+var undo_list*{.importc: "rl_undo_list", dynlib: readlineDll.}: ptr TUNDO_LIST
+
+# The data structure for mapping textual names to code addresses. 
+
+type 
+  TFUNMAP*{.pure, final.} = object 
+    name*: cstring
+    function*: TCommandFunc
+
+
+var funmap*{.importc: "funmap", dynlib: readlineDll.}: ptr ptr TFUNMAP
+
+# **************************************************************** 
+#								    
+#	     Functions available to bind to key sequences	    
+#								    
+# **************************************************************** 
+# Bindable commands for numeric arguments. 
+
+proc digit_argument*(a2: cint, a3: cint): cint{.cdecl, 
+    importc: "rl_digit_argument", dynlib: readlineDll.}
+proc universal_argument*(a2: cint, a3: cint): cint{.cdecl, 
+    importc: "rl_universal_argument", dynlib: readlineDll.}
+# Bindable commands for moving the cursor. 
+
+proc forward_byte*(a2: cint, a3: cint): cint{.cdecl, importc: "rl_forward_byte", 
+    dynlib: readlineDll.}
+proc forward_char*(a2: cint, a3: cint): cint{.cdecl, importc: "rl_forward_char", 
+    dynlib: readlineDll.}
+proc forward*(a2: cint, a3: cint): cint{.cdecl, importc: "rl_forward", 
+    dynlib: readlineDll.}
+proc backward_byte*(a2: cint, a3: cint): cint{.cdecl, 
+    importc: "rl_backward_byte", dynlib: readlineDll.}
+proc backward_char*(a2: cint, a3: cint): cint{.cdecl, 
+    importc: "rl_backward_char", dynlib: readlineDll.}
+proc backward*(a2: cint, a3: cint): cint{.cdecl, importc: "rl_backward", 
+    dynlib: readlineDll.}
+proc beg_of_line*(a2: cint, a3: cint): cint{.cdecl, importc: "rl_beg_of_line", 
+    dynlib: readlineDll.}
+proc end_of_line*(a2: cint, a3: cint): cint{.cdecl, importc: "rl_end_of_line", 
+    dynlib: readlineDll.}
+proc forward_word*(a2: cint, a3: cint): cint{.cdecl, importc: "rl_forward_word", 
+    dynlib: readlineDll.}
+proc backward_word*(a2: cint, a3: cint): cint{.cdecl, 
+    importc: "rl_backward_word", dynlib: readlineDll.}
+proc refresh_line*(a2: cint, a3: cint): cint{.cdecl, importc: "rl_refresh_line", 
+    dynlib: readlineDll.}
+proc clear_screen*(a2: cint, a3: cint): cint{.cdecl, importc: "rl_clear_screen", 
+    dynlib: readlineDll.}
+proc skip_csi_sequence*(a2: cint, a3: cint): cint{.cdecl, 
+    importc: "rl_skip_csi_sequence", dynlib: readlineDll.}
+proc arrow_keys*(a2: cint, a3: cint): cint{.cdecl, importc: "rl_arrow_keys", 
+    dynlib: readlineDll.}
+# Bindable commands for inserting and deleting text. 
+
+proc insert*(a2: cint, a3: cint): cint{.cdecl, importc: "rl_insert", 
+                                        dynlib: readlineDll.}
+proc quoted_insert*(a2: cint, a3: cint): cint{.cdecl, 
+    importc: "rl_quoted_insert", dynlib: readlineDll.}
+proc tab_insert*(a2: cint, a3: cint): cint{.cdecl, importc: "rl_tab_insert", 
+    dynlib: readlineDll.}
+proc newline*(a2: cint, a3: cint): cint{.cdecl, importc: "rl_newline", 
+    dynlib: readlineDll.}
+proc do_lowercase_version*(a2: cint, a3: cint): cint{.cdecl, 
+    importc: "rl_do_lowercase_version", dynlib: readlineDll.}
+proc rubout*(a2: cint, a3: cint): cint{.cdecl, importc: "rl_rubout", 
+                                        dynlib: readlineDll.}
+proc delete*(a2: cint, a3: cint): cint{.cdecl, importc: "rl_delete", 
+                                        dynlib: readlineDll.}
+proc rubout_or_delete*(a2: cint, a3: cint): cint{.cdecl, 
+    importc: "rl_rubout_or_delete", dynlib: readlineDll.}
+proc delete_horizontal_space*(a2: cint, a3: cint): cint{.cdecl, 
+    importc: "rl_delete_horizontal_space", dynlib: readlineDll.}
+proc delete_or_show_completions*(a2: cint, a3: cint): cint{.cdecl, 
+    importc: "rl_delete_or_show_completions", dynlib: readlineDll.}
+proc insert_comment*(a2: cint, a3: cint): cint{.cdecl, 
+    importc: "rl_insert_comment", dynlib: readlineDll.}
+# Bindable commands for changing case. 
+
+proc upcase_word*(a2: cint, a3: cint): cint{.cdecl, importc: "rl_upcase_word", 
+    dynlib: readlineDll.}
+proc downcase_word*(a2: cint, a3: cint): cint{.cdecl, 
+    importc: "rl_downcase_word", dynlib: readlineDll.}
+proc capitalize_word*(a2: cint, a3: cint): cint{.cdecl, 
+    importc: "rl_capitalize_word", dynlib: readlineDll.}
+# Bindable commands for transposing characters and words. 
+
+proc transpose_words*(a2: cint, a3: cint): cint{.cdecl, 
+    importc: "rl_transpose_words", dynlib: readlineDll.}
+proc transpose_chars*(a2: cint, a3: cint): cint{.cdecl, 
+    importc: "rl_transpose_chars", dynlib: readlineDll.}
+# Bindable commands for searching within a line. 
+
+proc char_search*(a2: cint, a3: cint): cint{.cdecl, importc: "rl_char_search", 
+    dynlib: readlineDll.}
+proc backward_char_search*(a2: cint, a3: cint): cint{.cdecl, 
+    importc: "rl_backward_char_search", dynlib: readlineDll.}
+# Bindable commands for readline's interface to the command history. 
+
+proc beginning_of_history*(a2: cint, a3: cint): cint{.cdecl, 
+    importc: "rl_beginning_of_history", dynlib: readlineDll.}
+proc end_of_history*(a2: cint, a3: cint): cint{.cdecl, 
+    importc: "rl_end_of_history", dynlib: readlineDll.}
+proc get_next_history*(a2: cint, a3: cint): cint{.cdecl, 
+    importc: "rl_get_next_history", dynlib: readlineDll.}
+proc get_previous_history*(a2: cint, a3: cint): cint{.cdecl, 
+    importc: "rl_get_previous_history", dynlib: readlineDll.}
+# Bindable commands for managing the mark and region. 
+
+proc set_mark*(a2: cint, a3: cint): cint{.cdecl, importc: "rl_set_mark", 
+    dynlib: readlineDll.}
+proc exchange_point_and_mark*(a2: cint, a3: cint): cint{.cdecl, 
+    importc: "rl_exchange_point_and_mark", dynlib: readlineDll.}
+# Bindable commands to set the editing mode (emacs or vi). 
+
+proc vi_editing_mode*(a2: cint, a3: cint): cint{.cdecl, 
+    importc: "rl_vi_editing_mode", dynlib: readlineDll.}
+proc emacs_editing_mode*(a2: cint, a3: cint): cint{.cdecl, 
+    importc: "rl_emacs_editing_mode", dynlib: readlineDll.}
+# Bindable commands to change the insert mode (insert or overwrite) 
+
+proc overwrite_mode*(a2: cint, a3: cint): cint{.cdecl, 
+    importc: "rl_overwrite_mode", dynlib: readlineDll.}
+# Bindable commands for managing key bindings. 
+
+proc re_read_init_file*(a2: cint, a3: cint): cint{.cdecl, 
+    importc: "rl_re_read_init_file", dynlib: readlineDll.}
+proc dump_functions*(a2: cint, a3: cint): cint{.cdecl, 
+    importc: "rl_dump_functions", dynlib: readlineDll.}
+proc dump_macros*(a2: cint, a3: cint): cint{.cdecl, importc: "rl_dump_macros", 
+    dynlib: readlineDll.}
+proc dump_variables*(a2: cint, a3: cint): cint{.cdecl, 
+    importc: "rl_dump_variables", dynlib: readlineDll.}
+# Bindable commands for word completion. 
+
+proc complete*(a2: cint, a3: cint): cint{.cdecl, importc: "rl_complete", 
+    dynlib: readlineDll.}
+proc possible_completions*(a2: cint, a3: cint): cint{.cdecl, 
+    importc: "rl_possible_completions", dynlib: readlineDll.}
+proc insert_completions*(a2: cint, a3: cint): cint{.cdecl, 
+    importc: "rl_insert_completions", dynlib: readlineDll.}
+proc old_menu_complete*(a2: cint, a3: cint): cint{.cdecl, 
+    importc: "rl_old_menu_complete", dynlib: readlineDll.}
+proc menu_complete*(a2: cint, a3: cint): cint{.cdecl, 
+    importc: "rl_menu_complete", dynlib: readlineDll.}
+proc backward_menu_complete*(a2: cint, a3: cint): cint{.cdecl, 
+    importc: "rl_backward_menu_complete", dynlib: readlineDll.}
+# Bindable commands for killing and yanking text, and managing the kill ring. 
+
+proc kill_word*(a2: cint, a3: cint): cint{.cdecl, importc: "rl_kill_word", 
+    dynlib: readlineDll.}
+proc backward_kill_word*(a2: cint, a3: cint): cint{.cdecl, 
+    importc: "rl_backward_kill_word", dynlib: readlineDll.}
+proc kill_line*(a2: cint, a3: cint): cint{.cdecl, importc: "rl_kill_line", 
+    dynlib: readlineDll.}
+proc backward_kill_line*(a2: cint, a3: cint): cint{.cdecl, 
+    importc: "rl_backward_kill_line", dynlib: readlineDll.}
+proc kill_full_line*(a2: cint, a3: cint): cint{.cdecl, 
+    importc: "rl_kill_full_line", dynlib: readlineDll.}
+proc unix_word_rubout*(a2: cint, a3: cint): cint{.cdecl, 
+    importc: "rl_unix_word_rubout", dynlib: readlineDll.}
+proc unix_filename_rubout*(a2: cint, a3: cint): cint{.cdecl, 
+    importc: "rl_unix_filename_rubout", dynlib: readlineDll.}
+proc unix_line_discard*(a2: cint, a3: cint): cint{.cdecl, 
+    importc: "rl_unix_line_discard", dynlib: readlineDll.}
+proc copy_region_to_kill*(a2: cint, a3: cint): cint{.cdecl, 
+    importc: "rl_copy_region_to_kill", dynlib: readlineDll.}
+proc kill_region*(a2: cint, a3: cint): cint{.cdecl, importc: "rl_kill_region", 
+    dynlib: readlineDll.}
+proc copy_forward_word*(a2: cint, a3: cint): cint{.cdecl, 
+    importc: "rl_copy_forward_word", dynlib: readlineDll.}
+proc copy_backward_word*(a2: cint, a3: cint): cint{.cdecl, 
+    importc: "rl_copy_backward_word", dynlib: readlineDll.}
+proc yank*(a2: cint, a3: cint): cint{.cdecl, importc: "rl_yank", 
+                                      dynlib: readlineDll.}
+proc yank_pop*(a2: cint, a3: cint): cint{.cdecl, importc: "rl_yank_pop", 
+    dynlib: readlineDll.}
+proc yank_nth_arg*(a2: cint, a3: cint): cint{.cdecl, importc: "rl_yank_nth_arg", 
+    dynlib: readlineDll.}
+proc yank_last_arg*(a2: cint, a3: cint): cint{.cdecl, 
+    importc: "rl_yank_last_arg", dynlib: readlineDll.}
+when defined(Windows): 
+  proc paste_from_clipboard*(a2: cint, a3: cint): cint{.cdecl, 
+      importc: "rl_paste_from_clipboard", dynlib: readlineDll.}
+# Bindable commands for incremental searching. 
+
+proc reverse_search_history*(a2: cint, a3: cint): cint{.cdecl, 
+    importc: "rl_reverse_search_history", dynlib: readlineDll.}
+proc forward_search_history*(a2: cint, a3: cint): cint{.cdecl, 
+    importc: "rl_forward_search_history", dynlib: readlineDll.}
+# Bindable keyboard macro commands. 
+
+proc start_kbd_macro*(a2: cint, a3: cint): cint{.cdecl, 
+    importc: "rl_start_kbd_macro", dynlib: readlineDll.}
+proc end_kbd_macro*(a2: cint, a3: cint): cint{.cdecl, 
+    importc: "rl_end_kbd_macro", dynlib: readlineDll.}
+proc call_last_kbd_macro*(a2: cint, a3: cint): cint{.cdecl, 
+    importc: "rl_call_last_kbd_macro", dynlib: readlineDll.}
+# Bindable undo commands. 
+
+proc revert_line*(a2: cint, a3: cint): cint{.cdecl, importc: "rl_revert_line", 
+    dynlib: readlineDll.}
+proc undo_command*(a2: cint, a3: cint): cint{.cdecl, importc: "rl_undo_command", 
+    dynlib: readlineDll.}
+# Bindable tilde expansion commands. 
+
+proc tilde_expand*(a2: cint, a3: cint): cint{.cdecl, importc: "rl_tilde_expand", 
+    dynlib: readlineDll.}
+# Bindable terminal control commands. 
+
+proc restart_output*(a2: cint, a3: cint): cint{.cdecl, 
+    importc: "rl_restart_output", dynlib: readlineDll.}
+proc stop_output*(a2: cint, a3: cint): cint{.cdecl, importc: "rl_stop_output", 
+    dynlib: readlineDll.}
+# Miscellaneous bindable commands. 
+
+proc abort*(a2: cint, a3: cint): cint{.cdecl, importc: "rl_abort", 
+                                       dynlib: readlineDll.}
+proc tty_status*(a2: cint, a3: cint): cint{.cdecl, importc: "rl_tty_status", 
+    dynlib: readlineDll.}
+# Bindable commands for incremental and non-incremental history searching. 
+
+proc history_search_forward*(a2: cint, a3: cint): cint{.cdecl, 
+    importc: "rl_history_search_forward", dynlib: readlineDll.}
+proc history_search_backward*(a2: cint, a3: cint): cint{.cdecl, 
+    importc: "rl_history_search_backward", dynlib: readlineDll.}
+proc noninc_forward_search*(a2: cint, a3: cint): cint{.cdecl, 
+    importc: "rl_noninc_forward_search", dynlib: readlineDll.}
+proc noninc_reverse_search*(a2: cint, a3: cint): cint{.cdecl, 
+    importc: "rl_noninc_reverse_search", dynlib: readlineDll.}
+proc noninc_forward_search_again*(a2: cint, a3: cint): cint{.cdecl, 
+    importc: "rl_noninc_forward_search_again", dynlib: readlineDll.}
+proc noninc_reverse_search_again*(a2: cint, a3: cint): cint{.cdecl, 
+    importc: "rl_noninc_reverse_search_again", dynlib: readlineDll.}
+# Bindable command used when inserting a matching close character. 
+
+proc insert_close*(a2: cint, a3: cint): cint{.cdecl, importc: "rl_insert_close", 
+    dynlib: readlineDll.}
+# Not available unless READLINE_CALLBACKS is defined. 
+
+proc callback_handler_install*(a2: cstring, a3: TvcpFunc){.cdecl, 
+    importc: "rl_callback_handler_install", dynlib: readlineDll.}
+proc callback_read_char*(){.cdecl, importc: "rl_callback_read_char", 
+                            dynlib: readlineDll.}
+proc callback_handler_remove*(){.cdecl, importc: "rl_callback_handler_remove", 
+                                 dynlib: readlineDll.}
+# Things for vi mode. Not available unless readline is compiled -DVI_MODE. 
+# VI-mode bindable commands. 
+
+proc vi_redo*(a2: cint, a3: cint): cint{.cdecl, importc: "rl_vi_redo", 
+    dynlib: readlineDll.}
+proc vi_undo*(a2: cint, a3: cint): cint{.cdecl, importc: "rl_vi_undo", 
+    dynlib: readlineDll.}
+proc vi_yank_arg*(a2: cint, a3: cint): cint{.cdecl, importc: "rl_vi_yank_arg", 
+    dynlib: readlineDll.}
+proc vi_fetch_history*(a2: cint, a3: cint): cint{.cdecl, 
+    importc: "rl_vi_fetch_history", dynlib: readlineDll.}
+proc vi_search_again*(a2: cint, a3: cint): cint{.cdecl, 
+    importc: "rl_vi_search_again", dynlib: readlineDll.}
+proc vi_search*(a2: cint, a3: cint): cint{.cdecl, importc: "rl_vi_search", 
+    dynlib: readlineDll.}
+proc vi_complete*(a2: cint, a3: cint): cint{.cdecl, importc: "rl_vi_complete", 
+    dynlib: readlineDll.}
+proc vi_tilde_expand*(a2: cint, a3: cint): cint{.cdecl, 
+    importc: "rl_vi_tilde_expand", dynlib: readlineDll.}
+proc vi_prev_word*(a2: cint, a3: cint): cint{.cdecl, importc: "rl_vi_prev_word", 
+    dynlib: readlineDll.}
+proc vi_next_word*(a2: cint, a3: cint): cint{.cdecl, importc: "rl_vi_next_word", 
+    dynlib: readlineDll.}
+proc vi_end_word*(a2: cint, a3: cint): cint{.cdecl, importc: "rl_vi_end_word", 
+    dynlib: readlineDll.}
+proc vi_insert_beg*(a2: cint, a3: cint): cint{.cdecl, 
+    importc: "rl_vi_insert_beg", dynlib: readlineDll.}
+proc vi_append_mode*(a2: cint, a3: cint): cint{.cdecl, 
+    importc: "rl_vi_append_mode", dynlib: readlineDll.}
+proc vi_append_eol*(a2: cint, a3: cint): cint{.cdecl, 
+    importc: "rl_vi_append_eol", dynlib: readlineDll.}
+proc vi_eof_maybe*(a2: cint, a3: cint): cint{.cdecl, importc: "rl_vi_eof_maybe", 
+    dynlib: readlineDll.}
+proc vi_insertion_mode*(a2: cint, a3: cint): cint{.cdecl, 
+    importc: "rl_vi_insertion_mode", dynlib: readlineDll.}
+proc vi_insert_mode*(a2: cint, a3: cint): cint{.cdecl, 
+    importc: "rl_vi_insert_mode", dynlib: readlineDll.}
+proc vi_movement_mode*(a2: cint, a3: cint): cint{.cdecl, 
+    importc: "rl_vi_movement_mode", dynlib: readlineDll.}
+proc vi_arg_digit*(a2: cint, a3: cint): cint{.cdecl, importc: "rl_vi_arg_digit", 
+    dynlib: readlineDll.}
+proc vi_change_case*(a2: cint, a3: cint): cint{.cdecl, 
+    importc: "rl_vi_change_case", dynlib: readlineDll.}
+proc vi_put*(a2: cint, a3: cint): cint{.cdecl, importc: "rl_vi_put", 
+                                        dynlib: readlineDll.}
+proc vi_column*(a2: cint, a3: cint): cint{.cdecl, importc: "rl_vi_column", 
+    dynlib: readlineDll.}
+proc vi_delete_to*(a2: cint, a3: cint): cint{.cdecl, importc: "rl_vi_delete_to", 
+    dynlib: readlineDll.}
+proc vi_change_to*(a2: cint, a3: cint): cint{.cdecl, importc: "rl_vi_change_to", 
+    dynlib: readlineDll.}
+proc vi_yank_to*(a2: cint, a3: cint): cint{.cdecl, importc: "rl_vi_yank_to", 
+    dynlib: readlineDll.}
+proc vi_rubout*(a2: cint, a3: cint): cint{.cdecl, importc: "rl_vi_rubout", 
+    dynlib: readlineDll.}
+proc vi_delete*(a2: cint, a3: cint): cint{.cdecl, importc: "rl_vi_delete", 
+    dynlib: readlineDll.}
+proc vi_back_to_indent*(a2: cint, a3: cint): cint{.cdecl, 
+    importc: "rl_vi_back_to_indent", dynlib: readlineDll.}
+proc vi_first_print*(a2: cint, a3: cint): cint{.cdecl, 
+    importc: "rl_vi_first_print", dynlib: readlineDll.}
+proc vi_char_search*(a2: cint, a3: cint): cint{.cdecl, 
+    importc: "rl_vi_char_search", dynlib: readlineDll.}
+proc vi_match*(a2: cint, a3: cint): cint{.cdecl, importc: "rl_vi_match", 
+    dynlib: readlineDll.}
+proc vi_change_char*(a2: cint, a3: cint): cint{.cdecl, 
+    importc: "rl_vi_change_char", dynlib: readlineDll.}
+proc vi_subst*(a2: cint, a3: cint): cint{.cdecl, importc: "rl_vi_subst", 
+    dynlib: readlineDll.}
+proc vi_overstrike*(a2: cint, a3: cint): cint{.cdecl, 
+    importc: "rl_vi_overstrike", dynlib: readlineDll.}
+proc vi_overstrike_delete*(a2: cint, a3: cint): cint{.cdecl, 
+    importc: "rl_vi_overstrike_delete", dynlib: readlineDll.}
+proc vi_replace*(a2: cint, a3: cint): cint{.cdecl, importc: "rl_vi_replace", 
+    dynlib: readlineDll.}
+proc vi_set_mark*(a2: cint, a3: cint): cint{.cdecl, importc: "rl_vi_set_mark", 
+    dynlib: readlineDll.}
+proc vi_goto_mark*(a2: cint, a3: cint): cint{.cdecl, importc: "rl_vi_goto_mark", 
+    dynlib: readlineDll.}
+# VI-mode utility functions. 
+
+proc vi_check*(): cint{.cdecl, importc: "rl_vi_check", dynlib: readlineDll.}
+proc vi_domove*(a2: cint, a3: ptr cint): cint{.cdecl, importc: "rl_vi_domove", 
+    dynlib: readlineDll.}
+proc vi_bracktype*(a2: cint): cint{.cdecl, importc: "rl_vi_bracktype", 
+                                    dynlib: readlineDll.}
+proc vi_start_inserting*(a2: cint, a3: cint, a4: cint){.cdecl, 
+    importc: "rl_vi_start_inserting", dynlib: readlineDll.}
+# VI-mode pseudo-bindable commands, used as utility functions. 
+
+proc vi_fXWord*(a2: cint, a3: cint): cint{.cdecl, importc: "rl_vi_fWord", 
+    dynlib: readlineDll.}
+proc vi_bXWord*(a2: cint, a3: cint): cint{.cdecl, importc: "rl_vi_bWord", 
+    dynlib: readlineDll.}
+proc vi_eXWord*(a2: cint, a3: cint): cint{.cdecl, importc: "rl_vi_eWord", 
+    dynlib: readlineDll.}
+proc vi_fword*(a2: cint, a3: cint): cint{.cdecl, importc: "rl_vi_fword", 
+    dynlib: readlineDll.}
+proc vi_bword*(a2: cint, a3: cint): cint{.cdecl, importc: "rl_vi_bword", 
+    dynlib: readlineDll.}
+proc vi_eword*(a2: cint, a3: cint): cint{.cdecl, importc: "rl_vi_eword", 
+    dynlib: readlineDll.}
+# **************************************************************** 
+#								    
+#			Well Published Functions		    
+#								    
+# **************************************************************** 
+# Readline functions. 
+# Read a line of input.  Prompt with PROMPT.  A NULL PROMPT means none. 
+
+proc readline*(a2: cstring): cstring{.cdecl, importc: "readline", 
+                                      dynlib: readlineDll.}
+proc free*(mem: cstring) {.importc: "free", nodecl.}
+  ## free the buffer that `readline` returned.
+
+proc set_prompt*(a2: cstring): cint{.cdecl, importc: "rl_set_prompt", 
+                                     dynlib: readlineDll.}
+proc expand_prompt*(a2: cstring): cint{.cdecl, importc: "rl_expand_prompt", 
+                                        dynlib: readlineDll.}
+proc initialize*(): cint{.cdecl, importc: "rl_initialize", dynlib: readlineDll.}
+# Undocumented; unused by readline 
+
+proc discard_argument*(): cint{.cdecl, importc: "rl_discard_argument", 
+                                dynlib: readlineDll.}
+# Utility functions to bind keys to readline commands. 
+
+proc add_defun*(a2: cstring, a3: TCommandFunc, a4: cint): cint{.cdecl, 
+    importc: "rl_add_defun", dynlib: readlineDll.}
+proc bind_key*(a2: cint, a3: TCommandFunc): cint{.cdecl, 
+    importc: "rl_bind_key", dynlib: readlineDll.}
+proc bind_key_in_map*(a2: cint, a3: TCommandFunc, a4: PKeymap): cint{.cdecl, 
+    importc: "rl_bind_key_in_map", dynlib: readlineDll.}
+proc unbind_key*(a2: cint): cint{.cdecl, importc: "rl_unbind_key", 
+                                  dynlib: readlineDll.}
+proc unbind_key_in_map*(a2: cint, a3: PKeymap): cint{.cdecl, 
+    importc: "rl_unbind_key_in_map", dynlib: readlineDll.}
+proc bind_key_if_unbound*(a2: cint, a3: TCommandFunc): cint{.cdecl, 
+    importc: "rl_bind_key_if_unbound", dynlib: readlineDll.}
+proc bind_key_if_unbound_in_map*(a2: cint, a3: TCommandFunc, a4: PKeymap): cint{.
+    cdecl, importc: "rl_bind_key_if_unbound_in_map", dynlib: readlineDll.}
+proc unbind_function_in_map*(a2: TCommandFunc, a3: PKeymap): cint{.cdecl, 
+    importc: "rl_unbind_function_in_map", dynlib: readlineDll.}
+proc unbind_command_in_map*(a2: cstring, a3: PKeymap): cint{.cdecl, 
+    importc: "rl_unbind_command_in_map", dynlib: readlineDll.}
+proc bind_keyseq*(a2: cstring, a3: TCommandFunc): cint{.cdecl, 
+    importc: "rl_bind_keyseq", dynlib: readlineDll.}
+proc bind_keyseq_in_map*(a2: cstring, a3: TCommandFunc, a4: PKeymap): cint{.
+    cdecl, importc: "rl_bind_keyseq_in_map", dynlib: readlineDll.}
+proc bind_keyseq_if_unbound*(a2: cstring, a3: TCommandFunc): cint{.cdecl, 
+    importc: "rl_bind_keyseq_if_unbound", dynlib: readlineDll.}
+proc bind_keyseq_if_unbound_in_map*(a2: cstring, a3: TCommandFunc, 
+                                    a4: PKeymap): cint{.cdecl, 
+    importc: "rl_bind_keyseq_if_unbound_in_map", dynlib: readlineDll.}
+proc generic_bind*(a2: cint, a3: cstring, a4: cstring, a5: PKeymap): cint{.
+    cdecl, importc: "rl_generic_bind", dynlib: readlineDll.}
+proc variable_value*(a2: cstring): cstring{.cdecl, importc: "rl_variable_value", 
+    dynlib: readlineDll.}
+proc variable_bind*(a2: cstring, a3: cstring): cint{.cdecl, 
+    importc: "rl_variable_bind", dynlib: readlineDll.}
+# Backwards compatibility, use rl_bind_keyseq_in_map instead. 
+
+proc set_key*(a2: cstring, a3: TCommandFunc, a4: PKeymap): cint{.cdecl, 
+    importc: "rl_set_key", dynlib: readlineDll.}
+# Backwards compatibility, use rl_generic_bind instead. 
+
+proc macro_bind*(a2: cstring, a3: cstring, a4: PKeymap): cint{.cdecl, 
+    importc: "rl_macro_bind", dynlib: readlineDll.}
+# Undocumented in the texinfo manual; not really useful to programs. 
+
+proc translate_keyseq*(a2: cstring, a3: cstring, a4: ptr cint): cint{.cdecl, 
+    importc: "rl_translate_keyseq", dynlib: readlineDll.}
+proc untranslate_keyseq*(a2: cint): cstring{.cdecl, 
+    importc: "rl_untranslate_keyseq", dynlib: readlineDll.}
+proc named_function*(a2: cstring): TCommandFunc{.cdecl, 
+    importc: "rl_named_function", dynlib: readlineDll.}
+proc function_of_keyseq*(a2: cstring, a3: PKeymap, a4: ptr cint): TCommandFunc{.
+    cdecl, importc: "rl_function_of_keyseq", dynlib: readlineDll.}
+proc list_funmap_names*(){.cdecl, importc: "rl_list_funmap_names", 
+                           dynlib: readlineDll.}
+proc invoking_keyseqs_in_map*(a2: TCommandFunc, a3: PKeymap): cstringArray{.
+    cdecl, importc: "rl_invoking_keyseqs_in_map", dynlib: readlineDll.}
+proc invoking_keyseqs*(a2: TCommandFunc): cstringArray{.cdecl, 
+    importc: "rl_invoking_keyseqs", dynlib: readlineDll.}
+proc function_dumper*(a2: cint){.cdecl, importc: "rl_function_dumper", 
+                                 dynlib: readlineDll.}
+proc macro_dumper*(a2: cint){.cdecl, importc: "rl_macro_dumper", 
+                              dynlib: readlineDll.}
+proc variable_dumper*(a2: cint){.cdecl, importc: "rl_variable_dumper", 
+                                 dynlib: readlineDll.}
+proc read_init_file*(a2: cstring): cint{.cdecl, importc: "rl_read_init_file", 
+    dynlib: readlineDll.}
+proc parse_and_bind*(a2: cstring): cint{.cdecl, importc: "rl_parse_and_bind", 
+    dynlib: readlineDll.}
+
+proc get_keymap_name*(a2: PKeymap): cstring{.cdecl, 
+    importc: "rl_get_keymap_name", dynlib: readlineDll.}
+
+proc set_keymap_from_edit_mode*(){.cdecl, 
+                                   importc: "rl_set_keymap_from_edit_mode", 
+                                   dynlib: readlineDll.}
+proc get_keymap_name_from_edit_mode*(): cstring{.cdecl, 
+    importc: "rl_get_keymap_name_from_edit_mode", dynlib: readlineDll.}
+# Functions for manipulating the funmap, which maps command names to functions. 
+
+proc add_funmap_entry*(a2: cstring, a3: TCommandFunc): cint{.cdecl, 
+    importc: "rl_add_funmap_entry", dynlib: readlineDll.}
+proc funmap_names*(): cstringArray{.cdecl, importc: "rl_funmap_names", 
+                                    dynlib: readlineDll.}
+# Undocumented, only used internally -- there is only one funmap, and this
+#   function may be called only once. 
+
+proc initialize_funmap*(){.cdecl, importc: "rl_initialize_funmap", 
+                           dynlib: readlineDll.}
+# Utility functions for managing keyboard macros. 
+
+proc push_macro_input*(a2: cstring){.cdecl, importc: "rl_push_macro_input", 
+                                     dynlib: readlineDll.}
+# Functions for undoing, from undo.c 
+
+proc add_undo*(a2: Tundo_code, a3: cint, a4: cint, a5: cstring){.cdecl, 
+    importc: "rl_add_undo", dynlib: readlineDll.}
+proc free_undo_list*(){.cdecl, importc: "rl_free_undo_list", dynlib: readlineDll.}
+proc do_undo*(): cint{.cdecl, importc: "rl_do_undo", dynlib: readlineDll.}
+proc begin_undo_group*(): cint{.cdecl, importc: "rl_begin_undo_group", 
+                                dynlib: readlineDll.}
+proc end_undo_group*(): cint{.cdecl, importc: "rl_end_undo_group", 
+                              dynlib: readlineDll.}
+proc modifying*(a2: cint, a3: cint): cint{.cdecl, importc: "rl_modifying", 
+    dynlib: readlineDll.}
+# Functions for redisplay. 
+
+proc redisplay*(){.cdecl, importc: "rl_redisplay", dynlib: readlineDll.}
+proc on_new_line*(): cint{.cdecl, importc: "rl_on_new_line", dynlib: readlineDll.}
+proc on_new_line_with_prompt*(): cint{.cdecl, 
+                                       importc: "rl_on_new_line_with_prompt", 
+                                       dynlib: readlineDll.}
+proc forced_update_display*(): cint{.cdecl, importc: "rl_forced_update_display", 
+                                     dynlib: readlineDll.}
+proc clear_message*(): cint{.cdecl, importc: "rl_clear_message", 
+                             dynlib: readlineDll.}
+proc reset_line_state*(): cint{.cdecl, importc: "rl_reset_line_state", 
+                                dynlib: readlineDll.}
+proc crlf*(): cint{.cdecl, importc: "rl_crlf", dynlib: readlineDll.}
+proc message*(a2: cstring): cint{.varargs, cdecl, importc: "rl_message", 
+                                  dynlib: readlineDll.}
+proc show_char*(a2: cint): cint{.cdecl, importc: "rl_show_char", 
+                                 dynlib: readlineDll.}
+# Undocumented in texinfo manual. 
+
+proc character_len*(a2: cint, a3: cint): cint{.cdecl, 
+    importc: "rl_character_len", dynlib: readlineDll.}
+# Save and restore internal prompt redisplay information. 
+
+proc save_prompt*(){.cdecl, importc: "rl_save_prompt", dynlib: readlineDll.}
+proc restore_prompt*(){.cdecl, importc: "rl_restore_prompt", dynlib: readlineDll.}
+# Modifying text. 
+
+proc replace_line*(a2: cstring, a3: cint){.cdecl, importc: "rl_replace_line", 
+    dynlib: readlineDll.}
+proc insert_text*(a2: cstring): cint{.cdecl, importc: "rl_insert_text", 
+                                      dynlib: readlineDll.}
+proc delete_text*(a2: cint, a3: cint): cint{.cdecl, importc: "rl_delete_text", 
+    dynlib: readlineDll.}
+proc kill_text*(a2: cint, a3: cint): cint{.cdecl, importc: "rl_kill_text", 
+    dynlib: readlineDll.}
+proc copy_text*(a2: cint, a3: cint): cstring{.cdecl, importc: "rl_copy_text", 
+    dynlib: readlineDll.}
+# Terminal and tty mode management. 
+
+proc prep_terminal*(a2: cint){.cdecl, importc: "rl_prep_terminal", 
+                               dynlib: readlineDll.}
+proc deprep_terminal*(){.cdecl, importc: "rl_deprep_terminal", 
+                         dynlib: readlineDll.}
+proc tty_set_default_bindings*(a2: PKeymap){.cdecl, 
+    importc: "rl_tty_set_default_bindings", dynlib: readlineDll.}
+proc tty_unset_default_bindings*(a2: PKeymap){.cdecl, 
+    importc: "rl_tty_unset_default_bindings", dynlib: readlineDll.}
+proc reset_terminal*(a2: cstring): cint{.cdecl, importc: "rl_reset_terminal", 
+    dynlib: readlineDll.}
+proc resize_terminal*(){.cdecl, importc: "rl_resize_terminal", 
+                         dynlib: readlineDll.}
+proc set_screen_size*(a2: cint, a3: cint){.cdecl, importc: "rl_set_screen_size", 
+    dynlib: readlineDll.}
+proc get_screen_size*(a2: ptr cint, a3: ptr cint){.cdecl, 
+    importc: "rl_get_screen_size", dynlib: readlineDll.}
+proc reset_screen_size*(){.cdecl, importc: "rl_reset_screen_size", 
+                           dynlib: readlineDll.}
+proc get_termcap*(a2: cstring): cstring{.cdecl, importc: "rl_get_termcap", 
+    dynlib: readlineDll.}
+# Functions for character input. 
+
+proc stuff_char*(a2: cint): cint{.cdecl, importc: "rl_stuff_char", 
+                                  dynlib: readlineDll.}
+proc execute_next*(a2: cint): cint{.cdecl, importc: "rl_execute_next", 
+                                    dynlib: readlineDll.}
+proc clear_pending_input*(): cint{.cdecl, importc: "rl_clear_pending_input", 
+                                   dynlib: readlineDll.}
+proc read_key*(): cint{.cdecl, importc: "rl_read_key", dynlib: readlineDll.}
+proc getc*(a2: TFile): cint{.cdecl, importc: "rl_getc", dynlib: readlineDll.}
+proc set_keyboard_input_timeout*(a2: cint): cint{.cdecl, 
+    importc: "rl_set_keyboard_input_timeout", dynlib: readlineDll.}
+# `Public' utility functions . 
+
+proc extend_line_buffer*(a2: cint){.cdecl, importc: "rl_extend_line_buffer", 
+                                    dynlib: readlineDll.}
+proc ding*(): cint{.cdecl, importc: "rl_ding", dynlib: readlineDll.}
+proc alphabetic*(a2: cint): cint{.cdecl, importc: "rl_alphabetic", 
+                                  dynlib: readlineDll.}
+proc free*(a2: pointer){.cdecl, importc: "rl_free", dynlib: readlineDll.}
+# Readline signal handling, from signals.c 
+
+proc set_signals*(): cint{.cdecl, importc: "rl_set_signals", dynlib: readlineDll.}
+proc clear_signals*(): cint{.cdecl, importc: "rl_clear_signals", 
+                             dynlib: readlineDll.}
+proc cleanup_after_signal*(){.cdecl, importc: "rl_cleanup_after_signal", 
+                              dynlib: readlineDll.}
+proc reset_after_signal*(){.cdecl, importc: "rl_reset_after_signal", 
+                            dynlib: readlineDll.}
+proc free_line_state*(){.cdecl, importc: "rl_free_line_state", 
+                         dynlib: readlineDll.}
+proc echo_signal_char*(a2: cint){.cdecl, importc: "rl_echo_signal_char", 
+                                  dynlib: readlineDll.}
+proc set_paren_blink_timeout*(a2: cint): cint{.cdecl, 
+    importc: "rl_set_paren_blink_timeout", dynlib: readlineDll.}
+# Undocumented. 
+
+proc maybe_save_line*(): cint{.cdecl, importc: "rl_maybe_save_line", 
+                               dynlib: readlineDll.}
+proc maybe_unsave_line*(): cint{.cdecl, importc: "rl_maybe_unsave_line", 
+                                 dynlib: readlineDll.}
+proc maybe_replace_line*(): cint{.cdecl, importc: "rl_maybe_replace_line", 
+                                  dynlib: readlineDll.}
+# Completion functions. 
+
+proc complete_internal*(a2: cint): cint{.cdecl, importc: "rl_complete_internal", 
+    dynlib: readlineDll.}
+proc display_match_list*(a2: cstringArray, a3: cint, a4: cint){.cdecl, 
+    importc: "rl_display_match_list", dynlib: readlineDll.}
+proc completion_matches*(a2: cstring, a3: Tcompentry_func): cstringArray{.
+    cdecl, importc: "rl_completion_matches", dynlib: readlineDll.}
+proc username_completion_function*(a2: cstring, a3: cint): cstring{.cdecl, 
+    importc: "rl_username_completion_function", dynlib: readlineDll.}
+proc filename_completion_function*(a2: cstring, a3: cint): cstring{.cdecl, 
+    importc: "rl_filename_completion_function", dynlib: readlineDll.}
+proc completion_mode*(a2: TCommandFunc): cint{.cdecl, 
+    importc: "rl_completion_mode", dynlib: readlineDll.}
+# **************************************************************** 
+#								    
+#			Well Published Variables		    
+#								    
+# **************************************************************** 
+
+when false: 
+  # The version of this incarnation of the readline library. 
+  var library_version*{.importc: "rl_library_version", dynlib: readlineDll.}: cstring
+  # e.g., "4.2" 
+  var readline_version*{.importc: "rl_readline_version", dynlib: readlineDll.}: cint
+  # e.g., 0x0402 
+  # True if this is real GNU readline. 
+  var gnu_readline_p*{.importc: "rl_gnu_readline_p", dynlib: readlineDll.}: cint
+  # Flags word encapsulating the current readline state. 
+  var readline_state*{.importc: "rl_readline_state", dynlib: readlineDll.}: cint
+  # Says which editing mode readline is currently using.  1 means emacs mode;
+  #   0 means vi mode. 
+  var editing_mode*{.importc: "rl_editing_mode", dynlib: readlineDll.}: cint
+  # Insert or overwrite mode for emacs mode.  1 means insert mode; 0 means
+  #   overwrite mode.  Reset to insert mode on each input line. 
+  var insert_mode*{.importc: "rl_insert_mode", dynlib: readlineDll.}: cint
+  # The name of the calling program.  You should initialize this to
+  #   whatever was in argv[0].  It is used when parsing conditionals. 
+  var readline_name*{.importc: "rl_readline_name", dynlib: readlineDll.}: cstring
+  # The prompt readline uses.  This is set from the argument to
+  #   readline (), and should not be assigned to directly. 
+  var prompt*{.importc: "rl_prompt", dynlib: readlineDll.}: cstring
+  # The prompt string that is actually displayed by rl_redisplay.  Public so
+  #   applications can more easily supply their own redisplay functions. 
+  var display_prompt*{.importc: "rl_display_prompt", dynlib: readlineDll.}: cstring
+  # The line buffer that is in use. 
+  var line_buffer*{.importc: "rl_line_buffer", dynlib: readlineDll.}: cstring
+  # The location of point, and end. 
+  var point*{.importc: "rl_point", dynlib: readlineDll.}: cint
+  var theEnd*{.importc: "rl_end", dynlib: readlineDll.}: cint
+  # The mark, or saved cursor position. 
+  var mark*{.importc: "rl_mark", dynlib: readlineDll.}: cint
+  # Flag to indicate that readline has finished with the current input
+  #   line and should return it. 
+  var done*{.importc: "rl_done", dynlib: readlineDll.}: cint
+  # If set to a character value, that will be the next keystroke read. 
+  var pending_input*{.importc: "rl_pending_input", dynlib: readlineDll.}: cint
+  # Non-zero if we called this function from _rl_dispatch().  It's present
+  #   so functions can find out whether they were called from a key binding
+  #   or directly from an application. 
+  var dispatching*{.importc: "rl_dispatching", dynlib: readlineDll.}: cint
+  # Non-zero if the user typed a numeric argument before executing the
+  #   current function. 
+  var explicit_arg*{.importc: "rl_explicit_arg", dynlib: readlineDll.}: cint
+  # The current value of the numeric argument specified by the user. 
+  var numeric_arg*{.importc: "rl_numeric_arg", dynlib: readlineDll.}: cint
+  # The address of the last command function Readline executed. 
+  var last_func*{.importc: "rl_last_func", dynlib: readlineDll.}: TCommandFunc
+  # The name of the terminal to use. 
+  var terminal_name*{.importc: "rl_terminal_name", dynlib: readlineDll.}: cstring
+  # The input and output streams. 
+  var instream*{.importc: "rl_instream", dynlib: readlineDll.}: TFile
+  var outstream*{.importc: "rl_outstream", dynlib: readlineDll.}: TFile
+  # If non-zero, Readline gives values of LINES and COLUMNS from the environment
+  #   greater precedence than values fetched from the kernel when computing the
+  #   screen dimensions. 
+  var prefer_env_winsize*{.importc: "rl_prefer_env_winsize", dynlib: readlineDll.}: cint
+  # If non-zero, then this is the address of a function to call just
+  #   before readline_internal () prints the first prompt. 
+  var startup_hook*{.importc: "rl_startup_hook", dynlib: readlineDll.}:  hook_func
+  # If non-zero, this is the address of a function to call just before
+  #   readline_internal_setup () returns and readline_internal starts
+  #   reading input characters. 
+  var pre_input_hook*{.importc: "rl_pre_input_hook", dynlib: readlineDll.}: hook_func
+  # The address of a function to call periodically while Readline is
+  #   awaiting character input, or NULL, for no event handling. 
+  var event_hook*{.importc: "rl_event_hook", dynlib: readlineDll.}: hook_func
+  # The address of the function to call to fetch a character from the current
+  #   Readline input stream 
+  var getc_function*{.importc: "rl_getc_function", dynlib: readlineDll.}: getc_func
+  var redisplay_function*{.importc: "rl_redisplay_function", dynlib: readlineDll.}: voidfunc
+  var prep_term_function*{.importc: "rl_prep_term_function", dynlib: readlineDll.}: vintfunc
+  var deprep_term_function*{.importc: "rl_deprep_term_function", 
+                             dynlib: readlineDll.}: voidfunc
+  # Dispatch variables. 
+  var executing_keymap*{.importc: "rl_executing_keymap", dynlib: readlineDll.}: PKeymap
+  var binding_keymap*{.importc: "rl_binding_keymap", dynlib: readlineDll.}: PKeymap
+  # Display variables. 
+  # If non-zero, readline will erase the entire line, including any prompt,
+  #   if the only thing typed on an otherwise-blank line is something bound to
+  #   rl_newline. 
+  var erase_empty_line*{.importc: "rl_erase_empty_line", dynlib: readlineDll.}: cint
+  # If non-zero, the application has already printed the prompt (rl_prompt)
+  #   before calling readline, so readline should not output it the first time
+  #   redisplay is done. 
+  var already_prompted*{.importc: "rl_already_prompted", dynlib: readlineDll.}: cint
+  # A non-zero value means to read only this many characters rather than
+  #   up to a character bound to accept-line. 
+  var num_chars_to_read*{.importc: "rl_num_chars_to_read", dynlib: readlineDll.}: cint
+  # The text of a currently-executing keyboard macro. 
+  var executing_macro*{.importc: "rl_executing_macro", dynlib: readlineDll.}: cstring
+  # Variables to control readline signal handling. 
+  # If non-zero, readline will install its own signal handlers for
+  #   SIGINT, SIGTERM, SIGQUIT, SIGALRM, SIGTSTP, SIGTTIN, and SIGTTOU. 
+  var catch_signals*{.importc: "rl_catch_signals", dynlib: readlineDll.}: cint
+  # If non-zero, readline will install a signal handler for SIGWINCH
+  #   that also attempts to call any calling application's SIGWINCH signal
+  #   handler.  Note that the terminal is not cleaned up before the
+  #   application's signal handler is called; use rl_cleanup_after_signal()
+  #   to do that. 
+  var catch_sigwinch*{.importc: "rl_catch_sigwinch", dynlib: readlineDll.}: cint
+  # Completion variables. 
+  # Pointer to the generator function for completion_matches ().
+  #   NULL means to use rl_filename_completion_function (), the default
+  #   filename completer. 
+  var completion_entry_function*{.importc: "rl_completion_entry_function", 
+                                  dynlib: readlineDll.}: compentry_func
+  # Optional generator for menu completion.  Default is
+  #   rl_completion_entry_function (rl_filename_completion_function). 
+  var menu_completion_entry_function*{.importc: "rl_menu_completion_entry_function", 
+                                       dynlib: readlineDll.}: compentry_func
+  # If rl_ignore_some_completions_function is non-NULL it is the address
+  #   of a function to call after all of the possible matches have been
+  #   generated, but before the actual completion is done to the input line.
+  #   The function is called with one argument; a NULL terminated array
+  #   of (char *).  If your function removes any of the elements, they
+  #   must be free()'ed. 
+  var ignore_some_completions_function*{.
+      importc: "rl_ignore_some_completions_function", dynlib: readlineDll.}: compignore_func
+  # Pointer to alternative function to create matches.
+  #   Function is called with TEXT, START, and END.
+  #   START and END are indices in RL_LINE_BUFFER saying what the boundaries
+  #   of TEXT are.
+  #   If this function exists and returns NULL then call the value of
+  #   rl_completion_entry_function to try to match, otherwise use the
+  #   array of strings returned. 
+  var attempted_completion_function*{.importc: "rl_attempted_completion_function", 
+                                      dynlib: readlineDll.}: completion_func
+  # The basic list of characters that signal a break between words for the
+  #   completer routine.  The initial contents of this variable is what
+  #   breaks words in the shell, i.e. "n\"\\'`@$>". 
+  var basic_word_break_characters*{.importc: "rl_basic_word_break_characters", 
+                                    dynlib: readlineDll.}: cstring
+  # The list of characters that signal a break between words for
+  #   rl_complete_internal.  The default list is the contents of
+  #   rl_basic_word_break_characters.  
+  var completer_word_break_characters*{.importc: "rl_completer_word_break_characters", 
+                                        dynlib: readlineDll.}: cstring
+  # Hook function to allow an application to set the completion word
+  #   break characters before readline breaks up the line.  Allows
+  #   position-dependent word break characters. 
+  var completion_word_break_hook*{.importc: "rl_completion_word_break_hook", 
+                                   dynlib: readlineDll.}: cpvfunc
+  # List of characters which can be used to quote a substring of the line.
+  #   Completion occurs on the entire substring, and within the substring   
+  #   rl_completer_word_break_characters are treated as any other character,
+  #   unless they also appear within this list. 
+  var completer_quote_characters*{.importc: "rl_completer_quote_characters", 
+                                   dynlib: readlineDll.}: cstring
+  # List of quote characters which cause a word break. 
+  var basic_quote_characters*{.importc: "rl_basic_quote_characters", 
+                               dynlib: readlineDll.}: cstring
+  # List of characters that need to be quoted in filenames by the completer. 
+  var filename_quote_characters*{.importc: "rl_filename_quote_characters", 
+                                  dynlib: readlineDll.}: cstring
+  # List of characters that are word break characters, but should be left
+  #   in TEXT when it is passed to the completion function.  The shell uses
+  #   this to help determine what kind of completing to do. 
+  var special_prefixes*{.importc: "rl_special_prefixes", dynlib: readlineDll.}: cstring
+  # If non-zero, then this is the address of a function to call when
+  #   completing on a directory name.  The function is called with
+  #   the address of a string (the current directory name) as an arg.  It
+  #   changes what is displayed when the possible completions are printed
+  #   or inserted. 
+  var directory_completion_hook*{.importc: "rl_directory_completion_hook", 
+                                  dynlib: readlineDll.}: icppfunc
+  # If non-zero, this is the address of a function to call when completing
+  #   a directory name.  This function takes the address of the directory name
+  #   to be modified as an argument.  Unlike rl_directory_completion_hook, it
+  #   only modifies the directory name used in opendir(2), not what is displayed
+  #   when the possible completions are printed or inserted.  It is called
+  #   before rl_directory_completion_hook.  I'm not happy with how this works
+  #   yet, so it's undocumented. 
+  var directory_rewrite_hook*{.importc: "rl_directory_rewrite_hook", 
+                               dynlib: readlineDll.}: icppfunc
+  # If non-zero, this is the address of a function to call when reading
+  #   directory entries from the filesystem for completion and comparing
+  #   them to the partial word to be completed.  The function should
+  #   either return its first argument (if no conversion takes place) or
+  #   newly-allocated memory.  This can, for instance, convert filenames
+  #   between character sets for comparison against what's typed at the
+  #   keyboard.  The returned value is what is added to the list of
+  #   matches.  The second argument is the length of the filename to be
+  #   converted. 
+  var filename_rewrite_hook*{.importc: "rl_filename_rewrite_hook", 
+                              dynlib: readlineDll.}: dequote_func
+  # If non-zero, then this is the address of a function to call when
+  #   completing a word would normally display the list of possible matches.
+  #   This function is called instead of actually doing the display.
+  #   It takes three arguments: (char **matches, int num_matches, int max_length)
+  #   where MATCHES is the array of strings that matched, NUM_MATCHES is the
+  #   number of strings in that array, and MAX_LENGTH is the length of the
+  #   longest string in that array. 
+  var completion_display_matches_hook*{.importc: "rl_completion_display_matches_hook", 
+                                        dynlib: readlineDll.}: compdisp_func
+  # Non-zero means that the results of the matches are to be treated
+  #   as filenames.  This is ALWAYS zero on entry, and can only be changed
+  #   within a completion entry finder function. 
+  var filename_completion_desired*{.importc: "rl_filename_completion_desired", 
+                                    dynlib: readlineDll.}: cint
+  # Non-zero means that the results of the matches are to be quoted using
+  #   double quotes (or an application-specific quoting mechanism) if the
+  #   filename contains any characters in rl_word_break_chars.  This is
+  #   ALWAYS non-zero on entry, and can only be changed within a completion
+  #   entry finder function. 
+  var filename_quoting_desired*{.importc: "rl_filename_quoting_desired", 
+                                 dynlib: readlineDll.}: cint
+  # Set to a function to quote a filename in an application-specific fashion.
+  #   Called with the text to quote, the type of match found (single or multiple)
+  #   and a pointer to the quoting character to be used, which the function can
+  #   reset if desired. 
+  var filename_quoting_function*{.importc: "rl_filename_quoting_function", 
+                                  dynlib: readlineDll.}: quote_func
+  # Function to call to remove quoting characters from a filename.  Called
+  #   before completion is attempted, so the embedded quotes do not interfere
+  #   with matching names in the file system. 
+  var filename_dequoting_function*{.importc: "rl_filename_dequoting_function", 
+                                    dynlib: readlineDll.}: dequote_func
+  # Function to call to decide whether or not a word break character is
+  #   quoted.  If a character is quoted, it does not break words for the
+  #   completer. 
+  var char_is_quoted_p*{.importc: "rl_char_is_quoted_p", dynlib: readlineDll.}: linebuf_func
+  # Non-zero means to suppress normal filename completion after the
+  #   user-specified completion function has been called. 
+  var attempted_completion_over*{.importc: "rl_attempted_completion_over", 
+                                  dynlib: readlineDll.}: cint
+  # Set to a character describing the type of completion being attempted by
+  #   rl_complete_internal; available for use by application completion
+  #   functions. 
+  var completion_type*{.importc: "rl_completion_type", dynlib: readlineDll.}: cint
+  # Set to the last key used to invoke one of the completion functions 
+  var completion_invoking_key*{.importc: "rl_completion_invoking_key", 
+                                dynlib: readlineDll.}: cint
+  # 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. 
+  var completion_query_items*{.importc: "rl_completion_query_items", 
+                               dynlib: readlineDll.}: cint
+  # Character appended to completed words when at the end of the line.  The
+  #   default is a space.  Nothing is added if this is '\0'. 
+  var completion_append_character*{.importc: "rl_completion_append_character", 
+                                    dynlib: readlineDll.}: cint
+  # If set to non-zero by an application completion function,
+  #   rl_completion_append_character will not be appended. 
+  var completion_suppress_append*{.importc: "rl_completion_suppress_append", 
+                                   dynlib: readlineDll.}: cint
+  # Set to any quote character readline thinks it finds before any application
+  #   completion function is called. 
+  var completion_quote_character*{.importc: "rl_completion_quote_character", 
+                                   dynlib: readlineDll.}: cint
+  # Set to a non-zero value if readline found quoting anywhere in the word to
+  #   be completed; set before any application completion function is called. 
+  var completion_found_quote*{.importc: "rl_completion_found_quote", 
+                               dynlib: readlineDll.}: cint
+  # If non-zero, the completion functions don't append any closing quote.
+  #   This is set to 0 by rl_complete_internal and may be changed by an
+  #   application-specific completion function. 
+  var completion_suppress_quote*{.importc: "rl_completion_suppress_quote", 
+                                  dynlib: readlineDll.}: cint
+  # If non-zero, readline will sort the completion matches.  On by default. 
+  var sort_completion_matches*{.importc: "rl_sort_completion_matches", 
+                                dynlib: readlineDll.}: cint
+  # If non-zero, a slash will be appended to completed filenames that are
+  #   symbolic links to directory names, subject to the value of the
+  #   mark-directories variable (which is user-settable).  This exists so
+  #   that application completion functions can override the user's preference
+  #   (set via the mark-symlinked-directories variable) if appropriate.
+  #   It's set to the value of _rl_complete_mark_symlink_dirs in
+  #   rl_complete_internal before any application-specific completion
+  #   function is called, so without that function doing anything, the user's
+  #   preferences are honored. 
+  var completion_mark_symlink_dirs*{.importc: "rl_completion_mark_symlink_dirs", 
+                                     dynlib: readlineDll.}: cint
+  # If non-zero, then disallow duplicates in the matches. 
+  var ignore_completion_duplicates*{.importc: "rl_ignore_completion_duplicates", 
+                                     dynlib: readlineDll.}: cint
+  # If this is non-zero, completion is (temporarily) inhibited, and the
+  #   completion character will be inserted as any other. 
+  var inhibit_completion*{.importc: "rl_inhibit_completion", dynlib: readlineDll.}: cint
+# Input error; can be returned by (*rl_getc_function) if readline is reading
+#   a top-level command (RL_ISSTATE (RL_STATE_READCMD)). 
+
+const 
+  READERR* = (- 2)
+
+# Definitions available for use by readline clients. 
+
+const 
+  PROMPT_START_IGNORE* = '\x01'
+  PROMPT_END_IGNORE* = '\x02'
+
+# Possible values for do_replace argument to rl_filename_quoting_function,
+#   called by rl_complete_internal. 
+
+const 
+  NO_MATCH* = 0
+  SINGLE_MATCH* = 1
+  MULT_MATCH* = 2
+
+# Possible state values for rl_readline_state 
+
+const 
+  STATE_NONE* = 0x00000000    # no state; before first call 
+  STATE_INITIALIZING* = 0x00000001 # initializing 
+  STATE_INITIALIZED* = 0x00000002 # initialization done 
+  STATE_TERMPREPPED* = 0x00000004 # terminal is prepped 
+  STATE_READCMD* = 0x00000008 # reading a command key 
+  STATE_METANEXT* = 0x00000010 # reading input after ESC 
+  STATE_DISPATCHING* = 0x00000020 # dispatching to a command 
+  STATE_MOREINPUT* = 0x00000040 # reading more input in a command function 
+  STATE_ISEARCH* = 0x00000080 # doing incremental search 
+  STATE_NSEARCH* = 0x00000100 # doing non-inc search 
+  STATE_SEARCH* = 0x00000200  # doing a history search 
+  STATE_NUMERICARG* = 0x00000400 # reading numeric argument 
+  STATE_MACROINPUT* = 0x00000800 # getting input from a macro 
+  STATE_MACRODEF* = 0x00001000 # defining keyboard macro 
+  STATE_OVERWRITE* = 0x00002000 # overwrite mode 
+  STATE_COMPLETING* = 0x00004000 # doing completion 
+  STATE_SIGHANDLER* = 0x00008000 # in readline sighandler 
+  STATE_UNDOING* = 0x00010000 # doing an undo 
+  STATE_INPUTPENDING* = 0x00020000 # rl_execute_next called 
+  STATE_TTYCSAVED* = 0x00040000 # tty special chars saved 
+  STATE_CALLBACK* = 0x00080000 # using the callback interface 
+  STATE_VIMOTION* = 0x00100000 # reading vi motion arg 
+  STATE_MULTIKEY* = 0x00200000 # reading multiple-key command 
+  STATE_VICMDONCE* = 0x00400000 # entered vi command mode at least once 
+  STATE_REDISPLAYING* = 0x00800000 # updating terminal display 
+  STATE_DONE* = 0x01000000    # done; accepted line 
+
+template SETSTATE*(x: expr): stmt = 
+  readline_state = readline_state or (x)
+
+template UNSETSTATE*(x: expr): stmt = 
+  readline_state = readline_state and not (x)
+
+template ISSTATE*(x: expr): expr = 
+  (readline_state and x) != 0
+
+type 
+  Treadline_state*{.pure, final.} = object 
+    point*: cint              # line state 
+    theEnd*: cint
+    mark*: cint
+    buffer*: cstring
+    buflen*: cint
+    ul*: ptr TUNDO_LIST
+    prompt*: cstring          # global state 
+    rlstate*: cint
+    done*: cint
+    kmap*: PKeymap            # input state 
+    lastfunc*: TCommandFunc
+    insmode*: cint
+    edmode*: cint
+    kseqlen*: cint
+    inf*: TFile
+    outf*: TFile
+    pendingin*: cint
+    theMacro*: cstring        # signal state 
+    catchsigs*: cint
+    catchsigwinch*: cint      # search state 
+                              # completion state 
+                              # options state 
+                              # reserved for future expansion, so the struct size doesn't change 
+    reserved*: array[0..64 - 1, char]
+
+
+proc save_state*(a2: ptr Treadline_state): cint{.cdecl, 
+    importc: "rl_save_state", dynlib: readlineDll.}
+proc restore_state*(a2: ptr Treadline_state): cint{.cdecl, 
+    importc: "rl_restore_state", dynlib: readlineDll.}
diff --git a/lib/wrappers/readline/rltypedefs.nim b/lib/wrappers/readline/rltypedefs.nim
new file mode 100644
index 000000000..202cf925d
--- /dev/null
+++ b/lib/wrappers/readline/rltypedefs.nim
@@ -0,0 +1,74 @@
+# rltypedefs.h -- Type declarations for readline functions. 
+# Copyright (C) 2000-2009 Free Software Foundation, Inc.
+#
+#   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 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.
+#
+#   You should have received a copy of the GNU General Public License
+#   along with Readline.  If not, see <http://www.gnu.org/licenses/>.
+#
+
+type 
+  TFunction* = proc (): cint{.cdecl.}
+  TVFunction* = proc (){.cdecl.}
+  TCPFunction* = proc (): cstring{.cdecl.}
+  TCPPFunction* = proc (): cstringArray{.cdecl.}
+
+# Bindable functions 
+
+type 
+  Tcommand_func* = proc (a2: cint, a3: cint): cint{.cdecl.}
+
+# Typedefs for the completion system 
+
+type 
+  Tcompentry_func* = proc (a2: cstring, a3: cint): cstring{.cdecl.}
+  Tcompletion_func* = proc (a2: cstring, a3: cint, a4: cint): cstringArray{.
+      cdecl.}
+  Tquote_func* = proc (a2: cstring, a3: cint, a4: cstring): cstring{.cdecl.}
+  Tdequote_func* = proc (a2: cstring, a3: cint): cstring{.cdecl.}
+  Tcompignore_func* = proc (a2: cstringArray): cint{.cdecl.}
+  Tcompdisp_func* = proc (a2: cstringArray, a3: cint, a4: cint){.cdecl.}
+
+# Type for input and pre-read hook functions like rl_event_hook 
+
+type 
+  Thook_func* = proc (): cint{.cdecl.}
+
+# Input function type 
+
+type 
+  Tgetc_func* = proc (a2: TFile): cint{.cdecl.}
+
+# Generic function that takes a character buffer (which could be the readline
+#   line buffer) and an index into it (which could be rl_point) and returns
+#   an int. 
+
+type 
+  Tlinebuf_func* = proc (a2: cstring, a3: cint): cint{.cdecl.}
+
+# `Generic' function pointer typedefs 
+
+type 
+  Tintfunc* = proc (a2: cint): cint{.cdecl.}
+  Tivoidfunc* = proc (): cint{.cdecl.}
+  Ticpfunc* = proc (a2: cstring): cint{.cdecl.}
+  Ticppfunc* = proc (a2: cstringArray): cint{.cdecl.}
+  Tvoidfunc* = proc (){.cdecl.}
+  Tvintfunc* = proc (a2: cint){.cdecl.}
+  Tvcpfunc* = proc (a2: cstring){.cdecl.}
+  Tvcppfunc* = proc (a2: cstringArray){.cdecl.}
+  Tcpvfunc* = proc (): cstring{.cdecl.}
+  Tcpifunc* = proc (a2: cint): cstring{.cdecl.}
+  Tcpcpfunc* = proc (a2: cstring): cstring{.cdecl.}
+  Tcpcppfunc* = proc (a2: cstringArray): cstring{.cdecl.}
diff --git a/lib/wrappers/readline/tweaked/history.h b/lib/wrappers/readline/tweaked/history.h
new file mode 100644
index 000000000..53bd642b1
--- /dev/null
+++ b/lib/wrappers/readline/tweaked/history.h
@@ -0,0 +1,257 @@
+/* history.h -- the names of functions that you can call in history. */
+
+/* Copyright (C) 1989-2009 Free Software Foundation, Inc.
+
+   This file contains the GNU History Library (History), a set of
+   routines for managing the text of previously typed lines.
+
+   History 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.
+
+   History 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 History.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#ifdef C2NIM
+#  private historyDll
+#  dynlib historyDll
+#  cdecl
+#  if defined(windows)
+#    define historyDll "history.dll"
+#  elif defined(macosx)
+#    define historyDll "libhistory.dynlib"
+#  else
+#    define historyDll "libhistory.so.6(|.0)"
+#  endif
+#  prefix rl_
+#  prefix RL_
+#  suffix _t
+#  typeprefixes
+#  def PARAMS(x) x
+#  def time_t TTime
+#endif
+
+#  include "times"
+#  include "rltypedefs.h"
+
+typedef void *histdata_t;
+
+/* The structure used to store a history entry. */
+typedef struct _hist_entry {
+  char *line;
+  char *timestamp;		/* char * rather than time_t for read/write */
+  histdata_t data;
+} HIST_ENTRY;
+
+/* Size of the history-library-managed space in history entry HS. */
+#define HISTENT_BYTES(hs)	(strlen(hs.line) + strlen(hs.timestamp))
+
+/* A structure used to pass the current state of the history stuff around. */
+typedef struct _hist_state {
+  HIST_ENTRY **entries;		/* Pointer to the entries themselves. */
+  int offset;			/* The location pointer within this array. */
+  int length;			/* Number of elements within this array. */
+  int size;			/* Number of slots allocated to this array. */
+  int flags;
+} HISTORY_STATE;
+
+/* Flag values for the `flags' member of HISTORY_STATE. */
+#define HS_STIFLED	0x01
+
+/* Initialization and state management. */
+
+/* Begin a session in which the history functions might be used.  This
+   just initializes the interactive variables. */
+extern void using_history PARAMS((void));
+
+/* Return the current HISTORY_STATE of the history. */
+extern HISTORY_STATE *history_get_history_state PARAMS((void));
+
+/* Set the state of the current history array to STATE. */
+extern void history_set_history_state PARAMS((HISTORY_STATE *));
+
+/* Manage the history list. */
+
+/* Place STRING at the end of the history list.
+   The associated data field (if any) is set to NULL. */
+extern void add_history PARAMS((const char *));
+
+/* Change the timestamp associated with the most recent history entry to
+   STRING. */
+extern void add_history_time PARAMS((const char *));
+
+/* A reasonably useless function, only here for completeness.  WHICH
+   is the magic number that tells us which element to delete.  The
+   elements are numbered from 0. */
+extern HIST_ENTRY *remove_history PARAMS((int));
+
+/* Free the history entry H and return any application-specific data
+   associated with it. */
+extern histdata_t free_history_entry PARAMS((HIST_ENTRY *));
+
+/* Make the history entry at WHICH have LINE and DATA.  This returns
+   the old entry so you can dispose of the data.  In the case of an
+   invalid WHICH, a NULL pointer is returned. */
+extern HIST_ENTRY *replace_history_entry PARAMS((int, const char *, histdata_t));
+
+/* Clear the history list and start over. */
+extern void clear_history PARAMS((void));
+
+/* Stifle the history list, remembering only MAX number of entries. */
+extern void stifle_history PARAMS((int));
+
+/* Stop stifling the history.  This returns the previous amount the
+   history was stifled by.  The value is positive if the history was
+   stifled, negative if it wasn't. */
+extern int unstifle_history PARAMS((void));
+
+/* Return 1 if the history is stifled, 0 if it is not. */
+extern int history_is_stifled PARAMS((void));
+
+/* Information about the history list. */
+
+/* Return a NULL terminated array of HIST_ENTRY which is the current input
+   history.  Element 0 of this list is the beginning of time.  If there
+   is no history, return NULL. */
+extern HIST_ENTRY **history_list PARAMS((void));
+
+/* Returns the number which says what history element we are now
+   looking at.  */
+extern int where_history PARAMS((void));
+  
+/* Return the history entry at the current position, as determined by
+   history_offset.  If there is no entry there, return a NULL pointer. */
+extern HIST_ENTRY *current_history PARAMS((void));
+
+/* Return the history entry which is logically at OFFSET in the history
+   array.  OFFSET is relative to history_base. */
+extern HIST_ENTRY *history_get PARAMS((int));
+
+/* Return the timestamp associated with the HIST_ENTRY * passed as an
+   argument */
+extern time_t history_get_time PARAMS((HIST_ENTRY *));
+
+/* Return the number of bytes that the primary history entries are using.
+   This just adds up the lengths of the_history->lines. */
+extern int history_total_bytes PARAMS((void));
+
+/* Moving around the history list. */
+
+/* Set the position in the history list to POS. */
+extern int history_set_pos PARAMS((int));
+
+/* Back up history_offset to the previous history entry, and return
+   a pointer to that entry.  If there is no previous entry, return
+   a NULL pointer. */
+extern HIST_ENTRY *previous_history PARAMS((void));
+
+/* Move history_offset forward to the next item in the input_history,
+   and return the a pointer to that entry.  If there is no next entry,
+   return a NULL pointer. */
+extern HIST_ENTRY *next_history PARAMS((void));
+
+/* Searching the history list. */
+
+/* Search the history for STRING, starting at history_offset.
+   If DIRECTION < 0, then the search is through previous entries,
+   else through subsequent.  If the string is found, then
+   current_history () is the history entry, and the value of this function
+   is the offset in the line of that history entry that the string was
+   found in.  Otherwise, nothing is changed, and a -1 is returned. */
+extern int history_search PARAMS((const char *, int));
+
+/* Search the history for STRING, starting at history_offset.
+   The search is anchored: matching lines must begin with string.
+   DIRECTION is as in history_search(). */
+extern int history_search_prefix PARAMS((const char *, int));
+
+/* Search for STRING in the history list, starting at POS, an
+   absolute index into the list.  DIR, if negative, says to search
+   backwards from POS, else forwards.
+   Returns the absolute index of the history element where STRING
+   was found, or -1 otherwise. */
+extern int history_search_pos PARAMS((const char *, int, int));
+
+/* Managing the history file. */
+
+/* Add the contents of FILENAME to the history list, a line at a time.
+   If FILENAME is NULL, then read from ~/.history.  Returns 0 if
+   successful, or errno if not. */
+extern int read_history PARAMS((const char *));
+
+/* Read a range of lines from FILENAME, adding them to the history list.
+   Start reading at the FROM'th line and end at the TO'th.  If FROM
+   is zero, start at the beginning.  If TO is less than FROM, read
+   until the end of the file.  If FILENAME is NULL, then read from
+   ~/.history.  Returns 0 if successful, or errno if not. */
+extern int read_history_range PARAMS((const char *, int, int));
+
+/* Write the current history to FILENAME.  If FILENAME is NULL,
+   then write the history list to ~/.history.  Values returned
+   are as in read_history ().  */
+extern int write_history PARAMS((const char *));
+
+/* Append NELEMENT entries to FILENAME.  The entries appended are from
+   the end of the list minus NELEMENTs up to the end of the list. */
+extern int append_history PARAMS((int, const char *));
+
+/* Truncate the history file, leaving only the last NLINES lines. */
+extern int history_truncate_file PARAMS((const char *, int));
+
+/* History expansion. */
+
+/* Expand the string STRING, placing the result into OUTPUT, a pointer
+   to a string.  Returns:
+
+   0) If no expansions took place (or, if the only change in
+      the text was the de-slashifying of the history expansion
+      character)
+   1) If expansions did take place
+  -1) If there was an error in expansion.
+   2) If the returned line should just be printed.
+
+  If an error ocurred in expansion, then OUTPUT contains a descriptive
+  error message. */
+extern int history_expand PARAMS((char *, char **));
+
+/* Extract a string segment consisting of the FIRST through LAST
+   arguments present in STRING.  Arguments are broken up as in
+   the shell. */
+extern char *history_arg_extract PARAMS((int, int, const char *));
+
+/* Return the text of the history event beginning at the current
+   offset into STRING.  Pass STRING with *INDEX equal to the
+   history_expansion_char that begins this specification.
+   DELIMITING_QUOTE is a character that is allowed to end the string
+   specification for what to search for in addition to the normal
+   characters `:', ` ', `\t', `\n', and sometimes `?'. */
+extern char *get_history_event PARAMS((const char *, int *, int));
+
+/* Return an array of tokens, much as the shell might.  The tokens are
+   parsed out of STRING. */
+extern char **history_tokenize PARAMS((const char *));
+
+#if false
+/* Exported history variables. */
+extern int history_base;
+extern int history_length;
+extern int history_max_entries;
+extern char history_expansion_char;
+extern char history_subst_char;
+extern char *history_word_delimiters;
+extern char history_comment_char;
+extern char *history_no_expand_chars;
+extern char *history_search_delimiter_chars;
+extern int history_quotes_inhibit_expansion;
+
+extern int history_write_timestamps;
+
+#endif
+
diff --git a/lib/wrappers/readline/tweaked/readline.h b/lib/wrappers/readline/tweaked/readline.h
new file mode 100644
index 000000000..b13fbdbbe
--- /dev/null
+++ b/lib/wrappers/readline/tweaked/readline.h
@@ -0,0 +1,956 @@
+/* Readline.h -- the names of functions callable from within readline. */
+
+/* Copyright (C) 1987-2009 Free Software Foundation, Inc.
+
+   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 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.
+
+   You should have received a copy of the GNU General Public License
+   along with Readline.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#ifdef C2NIM
+#  private readlineDll
+#  dynlib readlineDll
+#  cdecl
+#  if defined(windows)
+#    define readlineDll "readline.dll"
+#  elif defined(macosx)
+#    define readlineDll "libreadline.dynlib"
+#  else
+#    define readlineDll "libreadline.so.6(|.0)"
+#  endif
+#  prefix rl_
+#  prefix RL_
+#  suffix _t
+#  typeprefixes
+#  def PARAMS(x) x
+#  mangle end theEnd
+#  mangle type typ
+#  mangle macro theMacro
+/*#  mangle "'command_func'" TCommandFunc
+#  mangle vcpfunc TvcpFunc*/
+#endif
+
+#  include "rltypedefs.h"
+
+
+/* Some character stuff. */
+#define control_character_threshold 0x020   /* Smaller than this is control. */
+#define control_character_mask 0x1f	    /* 0x20 - 1 */
+#define meta_character_threshold 0x07f	    /* Larger than this is Meta. */
+#define control_character_bit 0x40	    /* 0x000000, must be off. */
+#define meta_character_bit 0x080	    /* x0000000, must be on. */
+#define largest_char 255		    /* Largest character value. */
+
+#define CTRL_CHAR(c) (c < control_character_threshold && ((c & 0x80) == 0))
+#define META_CHAR(c) (c > meta_character_threshold && c <= largest_char)
+
+#define CTRL(c) (c & control_character_mask)
+#define META(c) (c | meta_character_bit)
+
+#define UNMETA(c) (c & ~meta_character_bit)
+#define UNCTRL(c) (c|32|control_character_bit)
+
+/* Beware:  these only work with single-byte ASCII characters. */
+
+#define RETURN_CHAR CTRL('M'.ord)
+#define RUBOUT_CHAR 0x7f
+#define ABORT_CHAR CTRL('G'.ord)
+#define PAGE_CHAR CTRL('L'.ord)
+#define ESC_CHAR CTRL('['.ord)
+
+/* A keymap contains one entry for each key in the ASCII set.
+   Each entry consists of a type and a pointer.
+   FUNCTION is the address of a function to run, or the
+   address of a keymap to indirect through.
+   TYPE says which kind of thing FUNCTION is. */
+typedef struct _keymap_entry {
+  char type;
+  rl_command_func_t *function;
+} KEYMAP_ENTRY;
+
+/* This must be large enough to hold bindings for all of the characters
+   in a desired character set (e.g, 128 for ASCII, 256 for ISO Latin-x,
+   and so on) plus one for subsequence matching. */
+#define KEYMAP_SIZE 257
+#define ANYOTHERKEY KEYMAP_SIZE-1
+
+/* I wanted to make the above structure contain a union of:
+   union { rl_command_func_t *function; struct _keymap_entry *keymap; } value;
+   but this made it impossible for me to create a static array.
+   Maybe I need C lessons. */
+
+typedef KEYMAP_ENTRY KEYMAP_ENTRY_ARRAY[KEYMAP_SIZE];
+typedef KEYMAP_ENTRY *Keymap;
+
+/* The values that TYPE can have in a keymap entry. */
+#define ISFUNC 0
+#define ISKMAP 1
+#define ISMACR 2
+
+#if false
+extern KEYMAP_ENTRY_ARRAY emacs_standard_keymap, emacs_meta_keymap, emacs_ctlx_keymap;
+extern KEYMAP_ENTRY_ARRAY vi_insertion_keymap, vi_movement_keymap;
+#endif
+
+/* Return a new, empty keymap.
+   Free it with free() when you are done. */
+extern Keymap rl_make_bare_keymap PARAMS((void));
+
+/* Return a new keymap which is a copy of MAP. */
+extern Keymap rl_copy_keymap PARAMS((Keymap));
+
+/* Return a new keymap with the printing characters bound to rl_insert,
+   the lowercase Meta characters bound to run their equivalents, and
+   the Meta digits bound to produce numeric arguments. */
+extern Keymap rl_make_keymap PARAMS((void));
+
+/* Free the storage associated with a keymap. */
+extern void rl_discard_keymap PARAMS((Keymap));
+
+/* These functions actually appear in bind.c */
+
+/* Return the keymap corresponding to a given name.  Names look like
+   `emacs' or `emacs-meta' or `vi-insert'.  */
+extern Keymap rl_get_keymap_by_name PARAMS((const char *));
+
+/* Return the current keymap. */
+extern Keymap rl_get_keymap PARAMS((void));
+
+/* Set the current keymap to MAP. */
+extern void rl_set_keymap PARAMS((Keymap));
+
+#  include "tilde.h"
+
+/* Hex-encoded Readline version number. */
+#define RL_READLINE_VERSION	0x0600		/* Readline 6.0 */
+#define RL_VERSION_MAJOR	6
+#define RL_VERSION_MINOR	0
+
+/* Readline data structures. */
+
+/* Maintaining the state of undo.  We remember individual deletes and inserts
+   on a chain of things to do. */
+
+/* The actions that undo knows how to undo.  Notice that UNDO_DELETE means
+   to insert some text, and UNDO_INSERT means to delete some text.   I.e.,
+   the code tells undo what to undo, not how to undo it. */
+enum undo_code { UNDO_DELETE, UNDO_INSERT, UNDO_BEGIN, UNDO_END };
+
+/* What an element of THE_UNDO_LIST looks like. */
+typedef struct undo_list {
+  struct undo_list *next;
+  int start, end;		/* Where the change took place. */
+  char *text;			/* The text to insert, if undoing a delete. */
+  enum undo_code what;		/* Delete, Insert, Begin, End. */
+} UNDO_LIST;
+
+/* The current undo list for RL_LINE_BUFFER. */
+extern UNDO_LIST *rl_undo_list;
+
+/* The data structure for mapping textual names to code addresses. */
+typedef struct _funmap {
+  const char *name;
+  rl_command_func_t *function;
+} FUNMAP;
+
+extern FUNMAP **funmap;
+
+/* **************************************************************** */
+/*								    */
+/*	     Functions available to bind to key sequences	    */
+/*								    */
+/* **************************************************************** */
+
+/* Bindable commands for numeric arguments. */
+extern int rl_digit_argument PARAMS((int, int));
+extern int rl_universal_argument PARAMS((int, int));
+
+/* Bindable commands for moving the cursor. */
+extern int rl_forward_byte PARAMS((int, int));
+extern int rl_forward_char PARAMS((int, int));
+extern int rl_forward PARAMS((int, int));
+extern int rl_backward_byte PARAMS((int, int));
+extern int rl_backward_char PARAMS((int, int));
+extern int rl_backward PARAMS((int, int));
+extern int rl_beg_of_line PARAMS((int, int));
+extern int rl_end_of_line PARAMS((int, int));
+extern int rl_forward_word PARAMS((int, int));
+extern int rl_backward_word PARAMS((int, int));
+extern int rl_refresh_line PARAMS((int, int));
+extern int rl_clear_screen PARAMS((int, int));
+extern int rl_skip_csi_sequence PARAMS((int, int));
+extern int rl_arrow_keys PARAMS((int, int));
+
+/* Bindable commands for inserting and deleting text. */
+extern int rl_insert PARAMS((int, int));
+extern int rl_quoted_insert PARAMS((int, int));
+extern int rl_tab_insert PARAMS((int, int));
+extern int rl_newline PARAMS((int, int));
+extern int rl_do_lowercase_version PARAMS((int, int));
+extern int rl_rubout PARAMS((int, int));
+extern int rl_delete PARAMS((int, int));
+extern int rl_rubout_or_delete PARAMS((int, int));
+extern int rl_delete_horizontal_space PARAMS((int, int));
+extern int rl_delete_or_show_completions PARAMS((int, int));
+extern int rl_insert_comment PARAMS((int, int));
+
+/* Bindable commands for changing case. */
+extern int rl_upcase_word PARAMS((int, int));
+extern int rl_downcase_word PARAMS((int, int));
+extern int rl_capitalize_word PARAMS((int, int));
+
+/* Bindable commands for transposing characters and words. */
+extern int rl_transpose_words PARAMS((int, int));
+extern int rl_transpose_chars PARAMS((int, int));
+
+/* Bindable commands for searching within a line. */
+extern int rl_char_search PARAMS((int, int));
+extern int rl_backward_char_search PARAMS((int, int));
+
+/* Bindable commands for readline's interface to the command history. */
+extern int rl_beginning_of_history PARAMS((int, int));
+extern int rl_end_of_history PARAMS((int, int));
+extern int rl_get_next_history PARAMS((int, int));
+extern int rl_get_previous_history PARAMS((int, int));
+
+/* Bindable commands for managing the mark and region. */
+extern int rl_set_mark PARAMS((int, int));
+extern int rl_exchange_point_and_mark PARAMS((int, int));
+
+/* Bindable commands to set the editing mode (emacs or vi). */
+extern int rl_vi_editing_mode PARAMS((int, int));
+extern int rl_emacs_editing_mode PARAMS((int, int));
+
+/* Bindable commands to change the insert mode (insert or overwrite) */
+extern int rl_overwrite_mode PARAMS((int, int));
+
+/* Bindable commands for managing key bindings. */
+extern int rl_re_read_init_file PARAMS((int, int));
+extern int rl_dump_functions PARAMS((int, int));
+extern int rl_dump_macros PARAMS((int, int));
+extern int rl_dump_variables PARAMS((int, int));
+
+/* Bindable commands for word completion. */
+extern int rl_complete PARAMS((int, int));
+extern int rl_possible_completions PARAMS((int, int));
+extern int rl_insert_completions PARAMS((int, int));
+extern int rl_old_menu_complete PARAMS((int, int));
+extern int rl_menu_complete PARAMS((int, int));
+extern int rl_backward_menu_complete PARAMS((int, int));
+
+/* Bindable commands for killing and yanking text, and managing the kill ring. */
+extern int rl_kill_word PARAMS((int, int));
+extern int rl_backward_kill_word PARAMS((int, int));
+extern int rl_kill_line PARAMS((int, int));
+extern int rl_backward_kill_line PARAMS((int, int));
+extern int rl_kill_full_line PARAMS((int, int));
+extern int rl_unix_word_rubout PARAMS((int, int));
+extern int rl_unix_filename_rubout PARAMS((int, int));
+extern int rl_unix_line_discard PARAMS((int, int));
+extern int rl_copy_region_to_kill PARAMS((int, int));
+extern int rl_kill_region PARAMS((int, int));
+extern int rl_copy_forward_word PARAMS((int, int));
+extern int rl_copy_backward_word PARAMS((int, int));
+extern int rl_yank PARAMS((int, int));
+extern int rl_yank_pop PARAMS((int, int));
+extern int rl_yank_nth_arg PARAMS((int, int));
+extern int rl_yank_last_arg PARAMS((int, int));
+
+#ifdef Windows
+extern int rl_paste_from_clipboard PARAMS((int, int));
+#endif
+
+/* Bindable commands for incremental searching. */
+extern int rl_reverse_search_history PARAMS((int, int));
+extern int rl_forward_search_history PARAMS((int, int));
+
+/* Bindable keyboard macro commands. */
+extern int rl_start_kbd_macro PARAMS((int, int));
+extern int rl_end_kbd_macro PARAMS((int, int));
+extern int rl_call_last_kbd_macro PARAMS((int, int));
+
+/* Bindable undo commands. */
+extern int rl_revert_line PARAMS((int, int));
+extern int rl_undo_command PARAMS((int, int));
+
+/* Bindable tilde expansion commands. */
+extern int rl_tilde_expand PARAMS((int, int));
+
+/* Bindable terminal control commands. */
+extern int rl_restart_output PARAMS((int, int));
+extern int rl_stop_output PARAMS((int, int));
+
+/* Miscellaneous bindable commands. */
+extern int rl_abort PARAMS((int, int));
+extern int rl_tty_status PARAMS((int, int));
+
+/* Bindable commands for incremental and non-incremental history searching. */
+extern int rl_history_search_forward PARAMS((int, int));
+extern int rl_history_search_backward PARAMS((int, int));
+extern int rl_noninc_forward_search PARAMS((int, int));
+extern int rl_noninc_reverse_search PARAMS((int, int));
+extern int rl_noninc_forward_search_again PARAMS((int, int));
+extern int rl_noninc_reverse_search_again PARAMS((int, int));
+
+/* Bindable command used when inserting a matching close character. */
+extern int rl_insert_close PARAMS((int, int));
+
+/* Not available unless READLINE_CALLBACKS is defined. */
+extern void rl_callback_handler_install PARAMS((const char *, rl_vcpfunc_t *));
+extern void rl_callback_read_char PARAMS((void));
+extern void rl_callback_handler_remove PARAMS((void));
+
+/* Things for vi mode. Not available unless readline is compiled -DVI_MODE. */
+/* VI-mode bindable commands. */
+extern int rl_vi_redo PARAMS((int, int));
+extern int rl_vi_undo PARAMS((int, int));
+extern int rl_vi_yank_arg PARAMS((int, int));
+extern int rl_vi_fetch_history PARAMS((int, int));
+extern int rl_vi_search_again PARAMS((int, int));
+extern int rl_vi_search PARAMS((int, int));
+extern int rl_vi_complete PARAMS((int, int));
+extern int rl_vi_tilde_expand PARAMS((int, int));
+extern int rl_vi_prev_word PARAMS((int, int));
+extern int rl_vi_next_word PARAMS((int, int));
+extern int rl_vi_end_word PARAMS((int, int));
+extern int rl_vi_insert_beg PARAMS((int, int));
+extern int rl_vi_append_mode PARAMS((int, int));
+extern int rl_vi_append_eol PARAMS((int, int));
+extern int rl_vi_eof_maybe PARAMS((int, int));
+extern int rl_vi_insertion_mode PARAMS((int, int));
+extern int rl_vi_insert_mode PARAMS((int, int));
+extern int rl_vi_movement_mode PARAMS((int, int));
+extern int rl_vi_arg_digit PARAMS((int, int));
+extern int rl_vi_change_case PARAMS((int, int));
+extern int rl_vi_put PARAMS((int, int));
+extern int rl_vi_column PARAMS((int, int));
+extern int rl_vi_delete_to PARAMS((int, int));
+extern int rl_vi_change_to PARAMS((int, int));
+extern int rl_vi_yank_to PARAMS((int, int));
+extern int rl_vi_rubout PARAMS((int, int));
+extern int rl_vi_delete PARAMS((int, int));
+extern int rl_vi_back_to_indent PARAMS((int, int));
+extern int rl_vi_first_print PARAMS((int, int));
+extern int rl_vi_char_search PARAMS((int, int));
+extern int rl_vi_match PARAMS((int, int));
+extern int rl_vi_change_char PARAMS((int, int));
+extern int rl_vi_subst PARAMS((int, int));
+extern int rl_vi_overstrike PARAMS((int, int));
+extern int rl_vi_overstrike_delete PARAMS((int, int));
+extern int rl_vi_replace PARAMS((int, int));
+extern int rl_vi_set_mark PARAMS((int, int));
+extern int rl_vi_goto_mark PARAMS((int, int));
+
+/* VI-mode utility functions. */
+extern int rl_vi_check PARAMS((void));
+extern int rl_vi_domove PARAMS((int, int *));
+extern int rl_vi_bracktype PARAMS((int));
+
+extern void rl_vi_start_inserting PARAMS((int, int, int));
+
+/* VI-mode pseudo-bindable commands, used as utility functions. */
+extern int rl_vi_fWord PARAMS((int, int));
+extern int rl_vi_bWord PARAMS((int, int));
+extern int rl_vi_eWord PARAMS((int, int));
+extern int rl_vi_fword PARAMS((int, int));
+extern int rl_vi_bword PARAMS((int, int));
+extern int rl_vi_eword PARAMS((int, int));
+
+/* **************************************************************** */
+/*								    */
+/*			Well Published Functions		    */
+/*								    */
+/* **************************************************************** */
+
+/* Readline functions. */
+/* Read a line of input.  Prompt with PROMPT.  A NULL PROMPT means none. */
+extern char *readline PARAMS((const char *));
+
+extern int rl_set_prompt PARAMS((const char *));
+extern int rl_expand_prompt PARAMS((char *));
+
+extern int rl_initialize PARAMS((void));
+
+/* Undocumented; unused by readline */
+extern int rl_discard_argument PARAMS((void));
+
+/* Utility functions to bind keys to readline commands. */
+extern int rl_add_defun PARAMS((const char *, rl_command_func_t *, int));
+extern int rl_bind_key PARAMS((int, rl_command_func_t *));
+extern int rl_bind_key_in_map PARAMS((int, rl_command_func_t *, Keymap));
+extern int rl_unbind_key PARAMS((int));
+extern int rl_unbind_key_in_map PARAMS((int, Keymap));
+extern int rl_bind_key_if_unbound PARAMS((int, rl_command_func_t *));
+extern int rl_bind_key_if_unbound_in_map PARAMS((int, rl_command_func_t *, Keymap));
+extern int rl_unbind_function_in_map PARAMS((rl_command_func_t *, Keymap));
+extern int rl_unbind_command_in_map PARAMS((const char *, Keymap));
+extern int rl_bind_keyseq PARAMS((const char *, rl_command_func_t *));
+extern int rl_bind_keyseq_in_map PARAMS((const char *, rl_command_func_t *, Keymap));
+extern int rl_bind_keyseq_if_unbound PARAMS((const char *, rl_command_func_t *));
+extern int rl_bind_keyseq_if_unbound_in_map PARAMS((const char *, rl_command_func_t *, Keymap));
+extern int rl_generic_bind PARAMS((int, const char *, char *, Keymap));
+
+extern char *rl_variable_value PARAMS((const char *));
+extern int rl_variable_bind PARAMS((const char *, const char *));
+
+/* Backwards compatibility, use rl_bind_keyseq_in_map instead. */
+extern int rl_set_key PARAMS((const char *, rl_command_func_t *, Keymap));
+
+/* Backwards compatibility, use rl_generic_bind instead. */
+extern int rl_macro_bind PARAMS((const char *, const char *, Keymap));
+
+/* Undocumented in the texinfo manual; not really useful to programs. */
+extern int rl_translate_keyseq PARAMS((const char *, char *, int *));
+extern char *rl_untranslate_keyseq PARAMS((int));
+
+extern rl_command_func_t *rl_named_function PARAMS((const char *));
+extern rl_command_func_t *rl_function_of_keyseq PARAMS((const char *, Keymap, int *));
+
+extern void rl_list_funmap_names PARAMS((void));
+extern char **rl_invoking_keyseqs_in_map PARAMS((rl_command_func_t *, Keymap));
+extern char **rl_invoking_keyseqs PARAMS((rl_command_func_t *));
+ 
+extern void rl_function_dumper PARAMS((int));
+extern void rl_macro_dumper PARAMS((int));
+extern void rl_variable_dumper PARAMS((int));
+
+extern int rl_read_init_file PARAMS((const char *));
+extern int rl_parse_and_bind PARAMS((char *));
+
+/* Functions for manipulating keymaps. */
+extern Keymap rl_make_bare_keymap PARAMS((void));
+extern Keymap rl_copy_keymap PARAMS((Keymap));
+extern Keymap rl_make_keymap PARAMS((void));
+extern void rl_discard_keymap PARAMS((Keymap));
+
+extern Keymap rl_get_keymap_by_name PARAMS((const char *));
+extern char *rl_get_keymap_name PARAMS((Keymap));
+extern void rl_set_keymap PARAMS((Keymap));
+extern Keymap rl_get_keymap PARAMS((void));
+/* Undocumented; used internally only. */
+extern void rl_set_keymap_from_edit_mode PARAMS((void));
+extern char *rl_get_keymap_name_from_edit_mode PARAMS((void));
+
+/* Functions for manipulating the funmap, which maps command names to functions. */
+extern int rl_add_funmap_entry PARAMS((const char *, rl_command_func_t *));
+extern const char **rl_funmap_names PARAMS((void));
+/* Undocumented, only used internally -- there is only one funmap, and this
+   function may be called only once. */
+extern void rl_initialize_funmap PARAMS((void));
+
+/* Utility functions for managing keyboard macros. */
+extern void rl_push_macro_input PARAMS((char *));
+
+/* Functions for undoing, from undo.c */
+extern void rl_add_undo PARAMS((enum undo_code, int, int, char *));
+extern void rl_free_undo_list PARAMS((void));
+extern int rl_do_undo PARAMS((void));
+extern int rl_begin_undo_group PARAMS((void));
+extern int rl_end_undo_group PARAMS((void));
+extern int rl_modifying PARAMS((int, int));
+
+/* Functions for redisplay. */
+extern void rl_redisplay PARAMS((void));
+extern int rl_on_new_line PARAMS((void));
+extern int rl_on_new_line_with_prompt PARAMS((void));
+extern int rl_forced_update_display PARAMS((void));
+extern int rl_clear_message PARAMS((void));
+extern int rl_reset_line_state PARAMS((void));
+extern int rl_crlf PARAMS((void));
+
+extern int rl_message (const char *, ...);
+
+extern int rl_show_char PARAMS((int));
+
+/* Undocumented in texinfo manual. */
+extern int rl_character_len PARAMS((int, int));
+
+/* Save and restore internal prompt redisplay information. */
+extern void rl_save_prompt PARAMS((void));
+extern void rl_restore_prompt PARAMS((void));
+
+/* Modifying text. */
+extern void rl_replace_line PARAMS((const char *, int));
+extern int rl_insert_text PARAMS((const char *));
+extern int rl_delete_text PARAMS((int, int));
+extern int rl_kill_text PARAMS((int, int));
+extern char *rl_copy_text PARAMS((int, int));
+
+/* Terminal and tty mode management. */
+extern void rl_prep_terminal PARAMS((int));
+extern void rl_deprep_terminal PARAMS((void));
+extern void rl_tty_set_default_bindings PARAMS((Keymap));
+extern void rl_tty_unset_default_bindings PARAMS((Keymap));
+
+extern int rl_reset_terminal PARAMS((const char *));
+extern void rl_resize_terminal PARAMS((void));
+extern void rl_set_screen_size PARAMS((int, int));
+extern void rl_get_screen_size PARAMS((int *, int *));
+extern void rl_reset_screen_size PARAMS((void));
+
+extern char *rl_get_termcap PARAMS((const char *));
+
+/* Functions for character input. */
+extern int rl_stuff_char PARAMS((int));
+extern int rl_execute_next PARAMS((int));
+extern int rl_clear_pending_input PARAMS((void));
+extern int rl_read_key PARAMS((void));
+extern int rl_getc PARAMS((TFile));
+extern int rl_set_keyboard_input_timeout PARAMS((int));
+
+/* `Public' utility functions . */
+extern void rl_extend_line_buffer PARAMS((int));
+extern int rl_ding PARAMS((void));
+extern int rl_alphabetic PARAMS((int));
+extern void rl_free PARAMS((void *));
+
+/* Readline signal handling, from signals.c */
+extern int rl_set_signals PARAMS((void));
+extern int rl_clear_signals PARAMS((void));
+extern void rl_cleanup_after_signal PARAMS((void));
+extern void rl_reset_after_signal PARAMS((void));
+extern void rl_free_line_state PARAMS((void));
+
+extern void rl_echo_signal_char PARAMS((int)); 
+
+extern int rl_set_paren_blink_timeout PARAMS((int));
+
+/* Undocumented. */
+extern int rl_maybe_save_line PARAMS((void));
+extern int rl_maybe_unsave_line PARAMS((void));
+extern int rl_maybe_replace_line PARAMS((void));
+
+/* Completion functions. */
+extern int rl_complete_internal PARAMS((int));
+extern void rl_display_match_list PARAMS((char **, int, int));
+
+extern char **rl_completion_matches PARAMS((const char *, rl_compentry_func_t *));
+extern char *rl_username_completion_function PARAMS((const char *, int));
+extern char *rl_filename_completion_function PARAMS((const char *, int));
+
+extern int rl_completion_mode PARAMS((rl_command_func_t *));
+
+/* **************************************************************** */
+/*								    */
+/*			Well Published Variables		    */
+/*								    */
+/* **************************************************************** */
+
+#if false
+
+/* The version of this incarnation of the readline library. */
+extern const char *rl_library_version;		/* e.g., "4.2" */
+extern int rl_readline_version;			/* e.g., 0x0402 */
+
+/* True if this is real GNU readline. */
+extern int rl_gnu_readline_p;
+
+/* Flags word encapsulating the current readline state. */
+extern int rl_readline_state;
+
+/* Says which editing mode readline is currently using.  1 means emacs mode;
+   0 means vi mode. */
+extern int rl_editing_mode;
+
+/* Insert or overwrite mode for emacs mode.  1 means insert mode; 0 means
+   overwrite mode.  Reset to insert mode on each input line. */
+extern int rl_insert_mode;
+
+/* The name of the calling program.  You should initialize this to
+   whatever was in argv[0].  It is used when parsing conditionals. */
+extern const char *rl_readline_name;
+
+/* The prompt readline uses.  This is set from the argument to
+   readline (), and should not be assigned to directly. */
+extern char *rl_prompt;
+
+/* The prompt string that is actually displayed by rl_redisplay.  Public so
+   applications can more easily supply their own redisplay functions. */
+extern char *rl_display_prompt;
+
+/* The line buffer that is in use. */
+extern char *rl_line_buffer;
+
+/* The location of point, and end. */
+extern int rl_point;
+extern int rl_end;
+
+/* The mark, or saved cursor position. */
+extern int rl_mark;
+
+/* Flag to indicate that readline has finished with the current input
+   line and should return it. */
+extern int rl_done;
+
+/* If set to a character value, that will be the next keystroke read. */
+extern int rl_pending_input;
+
+/* Non-zero if we called this function from _rl_dispatch().  It's present
+   so functions can find out whether they were called from a key binding
+   or directly from an application. */
+extern int rl_dispatching;
+
+/* Non-zero if the user typed a numeric argument before executing the
+   current function. */
+extern int rl_explicit_arg;
+
+/* The current value of the numeric argument specified by the user. */
+extern int rl_numeric_arg;
+
+/* The address of the last command function Readline executed. */
+extern rl_command_func_t *rl_last_func;
+
+/* The name of the terminal to use. */
+extern const char *rl_terminal_name;
+
+/* The input and output streams. */
+extern FILE *rl_instream;
+extern FILE *rl_outstream;
+
+/* If non-zero, Readline gives values of LINES and COLUMNS from the environment
+   greater precedence than values fetched from the kernel when computing the
+   screen dimensions. */
+extern int rl_prefer_env_winsize;
+
+/* If non-zero, then this is the address of a function to call just
+   before readline_internal () prints the first prompt. */
+extern rl_hook_func_t *rl_startup_hook;
+
+/* If non-zero, this is the address of a function to call just before
+   readline_internal_setup () returns and readline_internal starts
+   reading input characters. */
+extern rl_hook_func_t *rl_pre_input_hook;
+      
+/* The address of a function to call periodically while Readline is
+   awaiting character input, or NULL, for no event handling. */
+extern rl_hook_func_t *rl_event_hook;
+
+/* The address of the function to call to fetch a character from the current
+   Readline input stream */
+extern rl_getc_func_t *rl_getc_function;
+
+extern rl_voidfunc_t *rl_redisplay_function;
+
+extern rl_vintfunc_t *rl_prep_term_function;
+extern rl_voidfunc_t *rl_deprep_term_function;
+
+/* Dispatch variables. */
+extern Keymap rl_executing_keymap;
+extern Keymap rl_binding_keymap;
+
+/* Display variables. */
+/* If non-zero, readline will erase the entire line, including any prompt,
+   if the only thing typed on an otherwise-blank line is something bound to
+   rl_newline. */
+extern int rl_erase_empty_line;
+
+/* If non-zero, the application has already printed the prompt (rl_prompt)
+   before calling readline, so readline should not output it the first time
+   redisplay is done. */
+extern int rl_already_prompted;
+
+/* A non-zero value means to read only this many characters rather than
+   up to a character bound to accept-line. */
+extern int rl_num_chars_to_read;
+
+/* The text of a currently-executing keyboard macro. */
+extern char *rl_executing_macro;
+
+/* Variables to control readline signal handling. */
+/* If non-zero, readline will install its own signal handlers for
+   SIGINT, SIGTERM, SIGQUIT, SIGALRM, SIGTSTP, SIGTTIN, and SIGTTOU. */
+extern int rl_catch_signals;
+
+/* If non-zero, readline will install a signal handler for SIGWINCH
+   that also attempts to call any calling application's SIGWINCH signal
+   handler.  Note that the terminal is not cleaned up before the
+   application's signal handler is called; use rl_cleanup_after_signal()
+   to do that. */
+extern int rl_catch_sigwinch;
+
+/* Completion variables. */
+/* Pointer to the generator function for completion_matches ().
+   NULL means to use rl_filename_completion_function (), the default
+   filename completer. */
+extern rl_compentry_func_t *rl_completion_entry_function;
+
+/* Optional generator for menu completion.  Default is
+   rl_completion_entry_function (rl_filename_completion_function). */
+ extern rl_compentry_func_t *rl_menu_completion_entry_function;
+
+/* If rl_ignore_some_completions_function is non-NULL it is the address
+   of a function to call after all of the possible matches have been
+   generated, but before the actual completion is done to the input line.
+   The function is called with one argument; a NULL terminated array
+   of (char *).  If your function removes any of the elements, they
+   must be free()'ed. */
+extern rl_compignore_func_t *rl_ignore_some_completions_function;
+
+/* Pointer to alternative function to create matches.
+   Function is called with TEXT, START, and END.
+   START and END are indices in RL_LINE_BUFFER saying what the boundaries
+   of TEXT are.
+   If this function exists and returns NULL then call the value of
+   rl_completion_entry_function to try to match, otherwise use the
+   array of strings returned. */
+extern rl_completion_func_t *rl_attempted_completion_function;
+
+/* The basic list of characters that signal a break between words for the
+   completer routine.  The initial contents of this variable is what
+   breaks words in the shell, i.e. "n\"\\'`@$>". */
+extern const char *rl_basic_word_break_characters;
+
+/* The list of characters that signal a break between words for
+   rl_complete_internal.  The default list is the contents of
+   rl_basic_word_break_characters.  */
+extern /*const*/ char *rl_completer_word_break_characters;
+
+/* Hook function to allow an application to set the completion word
+   break characters before readline breaks up the line.  Allows
+   position-dependent word break characters. */
+extern rl_cpvfunc_t *rl_completion_word_break_hook;
+
+/* List of characters which can be used to quote a substring of the line.
+   Completion occurs on the entire substring, and within the substring   
+   rl_completer_word_break_characters are treated as any other character,
+   unless they also appear within this list. */
+extern const char *rl_completer_quote_characters;
+
+/* List of quote characters which cause a word break. */
+extern const char *rl_basic_quote_characters;
+
+/* List of characters that need to be quoted in filenames by the completer. */
+extern const char *rl_filename_quote_characters;
+
+/* List of characters that are word break characters, but should be left
+   in TEXT when it is passed to the completion function.  The shell uses
+   this to help determine what kind of completing to do. */
+extern const char *rl_special_prefixes;
+
+/* If non-zero, then this is the address of a function to call when
+   completing on a directory name.  The function is called with
+   the address of a string (the current directory name) as an arg.  It
+   changes what is displayed when the possible completions are printed
+   or inserted. */
+extern rl_icppfunc_t *rl_directory_completion_hook;
+
+/* If non-zero, this is the address of a function to call when completing
+   a directory name.  This function takes the address of the directory name
+   to be modified as an argument.  Unlike rl_directory_completion_hook, it
+   only modifies the directory name used in opendir(2), not what is displayed
+   when the possible completions are printed or inserted.  It is called
+   before rl_directory_completion_hook.  I'm not happy with how this works
+   yet, so it's undocumented. */
+extern rl_icppfunc_t *rl_directory_rewrite_hook;
+
+/* If non-zero, this is the address of a function to call when reading
+   directory entries from the filesystem for completion and comparing
+   them to the partial word to be completed.  The function should
+   either return its first argument (if no conversion takes place) or
+   newly-allocated memory.  This can, for instance, convert filenames
+   between character sets for comparison against what's typed at the
+   keyboard.  The returned value is what is added to the list of
+   matches.  The second argument is the length of the filename to be
+   converted. */
+extern rl_dequote_func_t *rl_filename_rewrite_hook;
+
+/* If non-zero, then this is the address of a function to call when
+   completing a word would normally display the list of possible matches.
+   This function is called instead of actually doing the display.
+   It takes three arguments: (char **matches, int num_matches, int max_length)
+   where MATCHES is the array of strings that matched, NUM_MATCHES is the
+   number of strings in that array, and MAX_LENGTH is the length of the
+   longest string in that array. */
+extern rl_compdisp_func_t *rl_completion_display_matches_hook;
+
+/* Non-zero means that the results of the matches are to be treated
+   as filenames.  This is ALWAYS zero on entry, and can only be changed
+   within a completion entry finder function. */
+extern int rl_filename_completion_desired;
+
+/* Non-zero means that the results of the matches are to be quoted using
+   double quotes (or an application-specific quoting mechanism) if the
+   filename contains any characters in rl_word_break_chars.  This is
+   ALWAYS non-zero on entry, and can only be changed within a completion
+   entry finder function. */
+extern int rl_filename_quoting_desired;
+
+/* Set to a function to quote a filename in an application-specific fashion.
+   Called with the text to quote, the type of match found (single or multiple)
+   and a pointer to the quoting character to be used, which the function can
+   reset if desired. */
+extern rl_quote_func_t *rl_filename_quoting_function;
+
+/* Function to call to remove quoting characters from a filename.  Called
+   before completion is attempted, so the embedded quotes do not interfere
+   with matching names in the file system. */
+extern rl_dequote_func_t *rl_filename_dequoting_function;
+
+/* Function to call to decide whether or not a word break character is
+   quoted.  If a character is quoted, it does not break words for the
+   completer. */
+extern rl_linebuf_func_t *rl_char_is_quoted_p;
+
+/* Non-zero means to suppress normal filename completion after the
+   user-specified completion function has been called. */
+extern int rl_attempted_completion_over;
+
+/* Set to a character describing the type of completion being attempted by
+   rl_complete_internal; available for use by application completion
+   functions. */
+extern int rl_completion_type;
+
+/* Set to the last key used to invoke one of the completion functions */
+extern int rl_completion_invoking_key;
+
+/* 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. */
+extern int rl_completion_query_items;
+
+/* Character appended to completed words when at the end of the line.  The
+   default is a space.  Nothing is added if this is '\0'. */
+extern int rl_completion_append_character;
+
+/* If set to non-zero by an application completion function,
+   rl_completion_append_character will not be appended. */
+extern int rl_completion_suppress_append;
+
+/* Set to any quote character readline thinks it finds before any application
+   completion function is called. */
+extern int rl_completion_quote_character;
+
+/* Set to a non-zero value if readline found quoting anywhere in the word to
+   be completed; set before any application completion function is called. */
+extern int rl_completion_found_quote;
+
+/* If non-zero, the completion functions don't append any closing quote.
+   This is set to 0 by rl_complete_internal and may be changed by an
+   application-specific completion function. */
+extern int rl_completion_suppress_quote;
+
+/* If non-zero, readline will sort the completion matches.  On by default. */
+extern int rl_sort_completion_matches;
+
+/* If non-zero, a slash will be appended to completed filenames that are
+   symbolic links to directory names, subject to the value of the
+   mark-directories variable (which is user-settable).  This exists so
+   that application completion functions can override the user's preference
+   (set via the mark-symlinked-directories variable) if appropriate.
+   It's set to the value of _rl_complete_mark_symlink_dirs in
+   rl_complete_internal before any application-specific completion
+   function is called, so without that function doing anything, the user's
+   preferences are honored. */
+extern int rl_completion_mark_symlink_dirs;
+
+/* If non-zero, then disallow duplicates in the matches. */
+extern int rl_ignore_completion_duplicates;
+
+/* If this is non-zero, completion is (temporarily) inhibited, and the
+   completion character will be inserted as any other. */
+extern int rl_inhibit_completion;
+
+#endif
+
+/* Input error; can be returned by (*rl_getc_function) if readline is reading
+   a top-level command (RL_ISSTATE (RL_STATE_READCMD)). */
+#define READERR			(-2)
+
+/* Definitions available for use by readline clients. */
+#define RL_PROMPT_START_IGNORE	'\001'
+#define RL_PROMPT_END_IGNORE	'\002'
+
+/* Possible values for do_replace argument to rl_filename_quoting_function,
+   called by rl_complete_internal. */
+#define NO_MATCH        0
+#define SINGLE_MATCH    1
+#define MULT_MATCH      2
+
+/* Possible state values for rl_readline_state */
+#define RL_STATE_NONE		0x000000		/* no state; before first call */
+
+#define RL_STATE_INITIALIZING	0x000001	/* initializing */
+#define RL_STATE_INITIALIZED	0x000002	/* initialization done */
+#define RL_STATE_TERMPREPPED	0x000004	/* terminal is prepped */
+#define RL_STATE_READCMD	0x000008	/* reading a command key */
+#define RL_STATE_METANEXT	0x000010	/* reading input after ESC */
+#define RL_STATE_DISPATCHING	0x000020	/* dispatching to a command */
+#define RL_STATE_MOREINPUT	0x000040	/* reading more input in a command function */
+#define RL_STATE_ISEARCH	0x000080	/* doing incremental search */
+#define RL_STATE_NSEARCH	0x000100	/* doing non-inc search */
+#define RL_STATE_SEARCH		0x000200	/* doing a history search */
+#define RL_STATE_NUMERICARG	0x000400	/* reading numeric argument */
+#define RL_STATE_MACROINPUT	0x000800	/* getting input from a macro */
+#define RL_STATE_MACRODEF	0x001000	/* defining keyboard macro */
+#define RL_STATE_OVERWRITE	0x002000	/* overwrite mode */
+#define RL_STATE_COMPLETING	0x004000	/* doing completion */
+#define RL_STATE_SIGHANDLER	0x008000	/* in readline sighandler */
+#define RL_STATE_UNDOING	0x010000	/* doing an undo */
+#define RL_STATE_INPUTPENDING	0x020000	/* rl_execute_next called */
+#define RL_STATE_TTYCSAVED	0x040000	/* tty special chars saved */
+#define RL_STATE_CALLBACK	0x080000	/* using the callback interface */
+#define RL_STATE_VIMOTION	0x100000	/* reading vi motion arg */
+#define RL_STATE_MULTIKEY	0x200000	/* reading multiple-key command */
+#define RL_STATE_VICMDONCE	0x400000	/* entered vi command mode at least once */
+#define RL_STATE_REDISPLAYING	0x800000	/* updating terminal display */
+
+#define RL_STATE_DONE		0x1000000	/* done; accepted line */
+
+#define RL_SETSTATE(x)		(rl_readline_state |= (x))
+#define RL_UNSETSTATE(x)	(rl_readline_state &= ~(x))
+#define RL_ISSTATE(x)		(rl_readline_state & (x))
+
+struct readline_state {
+  /* line state */
+  int point;
+  int end;
+  int mark;
+  char *buffer;
+  int buflen;
+  UNDO_LIST *ul;
+  char *prompt;
+
+  /* global state */
+  int rlstate;
+  int done;
+  Keymap kmap;
+
+  /* input state */
+  rl_command_func_t *lastfunc;
+  int insmode;
+  int edmode;
+  int kseqlen;
+  FILE *inf;
+  FILE *outf;
+  int pendingin;
+  char *macro;
+
+  /* signal state */
+  int catchsigs;
+  int catchsigwinch;
+
+  /* search state */
+
+  /* completion state */
+
+  /* options state */
+
+  /* reserved for future expansion, so the struct size doesn't change */
+  char reserved[64];
+};
+
+extern int rl_save_state PARAMS((struct readline_state *));
+extern int rl_restore_state PARAMS((struct readline_state *));
+
diff --git a/lib/wrappers/readline/tweaked/rltypedefs.h b/lib/wrappers/readline/tweaked/rltypedefs.h
new file mode 100644
index 000000000..46bb42567
--- /dev/null
+++ b/lib/wrappers/readline/tweaked/rltypedefs.h
@@ -0,0 +1,78 @@
+/* rltypedefs.h -- Type declarations for readline functions. */
+
+/* Copyright (C) 2000-2009 Free Software Foundation, Inc.
+
+   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 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.
+
+   You should have received a copy of the GNU General Public License
+   along with Readline.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#ifdef C2NIM
+#  cdecl
+#  prefix rl_
+#  prefix RL_
+#  suffix _t
+#  typeprefixes
+#  def PARAMS(x) x
+#endif
+
+typedef int (*Function) ();
+typedef void VFunction ();
+typedef char *CPFunction ();
+typedef char **CPPFunction ();
+
+/* Bindable functions */
+typedef int rl_command_func_t PARAMS((int, int));
+
+/* Typedefs for the completion system */
+typedef char *rl_compentry_func_t PARAMS((const char *, int));
+typedef char **rl_completion_func_t PARAMS((const char *, int, int));
+
+typedef char *rl_quote_func_t PARAMS((char *, int, char *));
+typedef char *rl_dequote_func_t PARAMS((char *, int));
+
+typedef int rl_compignore_func_t PARAMS((char **));
+
+typedef void rl_compdisp_func_t PARAMS((char **, int, int));
+
+/* Type for input and pre-read hook functions like rl_event_hook */
+typedef int rl_hook_func_t PARAMS((void));
+
+/* Input function type */
+typedef int rl_getc_func_t PARAMS((TFile));
+
+/* Generic function that takes a character buffer (which could be the readline
+   line buffer) and an index into it (which could be rl_point) and returns
+   an int. */
+typedef int rl_linebuf_func_t PARAMS((char *, int));
+
+/* `Generic' function pointer typedefs */
+typedef int rl_intfunc_t PARAMS((int));
+typedef int rl_ivoidfunc_t PARAMS((void));
+
+typedef int rl_icpfunc_t PARAMS((char *));
+typedef int rl_icppfunc_t PARAMS((char **));
+
+typedef void rl_voidfunc_t PARAMS((void));
+typedef void rl_vintfunc_t PARAMS((int));
+typedef void rl_vcpfunc_t PARAMS((char *));
+typedef void rl_vcppfunc_t PARAMS((char **));
+
+typedef char *rl_cpvfunc_t PARAMS((void));
+typedef char *rl_cpifunc_t PARAMS((int));
+typedef char *rl_cpcpfunc_t PARAMS((char  *));
+typedef char *rl_cpcppfunc_t PARAMS((char  **));
+
+
diff --git a/lib/wrappers/readline/tweaked/tilde.h b/lib/wrappers/readline/tweaked/tilde.h
new file mode 100644
index 000000000..d91d0418d
--- /dev/null
+++ b/lib/wrappers/readline/tweaked/tilde.h
@@ -0,0 +1,77 @@
+/* tilde.h: Externally available variables and function in libtilde.a. */
+
+/* Copyright (C) 1992-2009 Free Software Foundation, Inc.
+
+   This file contains the Readline Library (Readline), a set of
+   routines for providing Emacs style line input to programs that ask
+   for it.
+
+   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.
+
+   You should have received a copy of the GNU General Public License
+   along with Readline.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#ifdef C2NIM
+#  private tildeDll
+#  dynlib tildeDll
+#  cdecl
+#  if defined(windows)
+#    define tildeDll "tilde.dll"
+#  elif defined(macosx)
+#    define tildeDll "libtilde.dynlib"
+#  else
+#    define tildeDll "libtilde.so.6(|.0)"
+#  endif
+#  prefix tilde_
+#  suffix _t
+#  typeprefixes
+#  def PARAMS(x) x
+#endif
+
+typedef char *tilde_hook_func_t PARAMS((char *));
+
+#if false
+
+/* If non-null, this contains the address of a function that the application
+   wants called before trying the standard tilde expansions.  The function
+   is called with the text sans tilde, and returns a malloc()'ed string
+   which is the expansion, or a NULL pointer if the expansion fails. */
+extern tilde_hook_func_t *tilde_expansion_preexpansion_hook;
+
+/* If non-null, this contains the address of a function to call if the
+   standard meaning for expanding a tilde fails.  The function is called
+   with the text (sans tilde, as in "foo"), and returns a malloc()'ed string
+   which is the expansion, or a NULL pointer if there is no expansion. */
+extern tilde_hook_func_t *tilde_expansion_failure_hook;
+
+/* When non-null, this is a NULL terminated array of strings which
+   are duplicates for a tilde prefix.  Bash uses this to expand
+   `=~' and `:~'. */
+extern char **tilde_additional_prefixes;
+
+/* When non-null, this is a NULL terminated array of strings which match
+   the end of a username, instead of just "/".  Bash sets this to
+   `:' and `=~'. */
+extern char **tilde_additional_suffixes;
+
+/* Return a new string which is the result of tilde expanding STRING. */
+extern char *tilde_expand PARAMS((const char *));
+
+/* Do the work of tilde expansion on FILENAME.  FILENAME starts with a
+   tilde.  If there is no expansion, call tilde_expansion_failure_hook. */
+extern char *tilde_expand_word PARAMS((const char *));
+
+/* Find the portion of the string beginning with ~ that should be expanded. */
+extern char *tilde_find_word PARAMS((const char *, int, int *));
+
+#endif
+
diff --git a/lib/wrappers/tcl.nim b/lib/wrappers/tcl.nim
index f2ecf558d..0134abad7 100755
--- a/lib/wrappers/tcl.nim
+++ b/lib/wrappers/tcl.nim
@@ -377,7 +377,6 @@ type
     result*: cstring # Do not access this directly. Use
                      # Tcl_GetStringResult since result
                      # may be pointing to an object
-                     #
     freeProc*: TFreeProc
     errorLine*: int