/* funmap.c -- attach names to functions. *//* Copyright (C) 1987, 1989, 1992 Free Software Foundation, Inc.   This file is part of the GNU Readline Library, a library for   reading lines of text with interactive input and history editing.   The GNU Readline Library 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 1, or   (at your option) any later version.   The GNU Readline Library 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.   The GNU General Public License is often shipped with GNU software, and   is generally kept in a file called COPYING or LICENSE.  If you do not   have a copy of the license, write to the Free Software Foundation,   675 Mass Ave, Cambridge, MA 02139, USA. */#define READLINE_LIBRARY#if defined (STATIC_MALLOC)static char *xmalloc (), *xrealloc ();#elseextern char *xmalloc (), *xrealloc ();#endif /* STATIC_MALLOC */#if !defined (BUFSIZ)#include <stdio.h>#endif /* BUFSIZ */#if defined (HAVE_STDLIB_H)#  include <stdlib.h>#else#  include "ansi_stdlib.h"#endif /* HAVE_STDLIB_H */#include "rlconf.h"#include "readline.h"static int qsort_string_compare ();FUNMAP **funmap = (FUNMAP **)NULL;static int funmap_size = 0;static int funmap_entry = 0;/* After initializing the function map, this is the index of the first   program specific function. */int funmap_program_specific_entry_start;static FUNMAP default_funmap[] = {  { "abort", rl_abort },  { "accept-line", rl_newline },  { "arrow-key-prefix", rl_arrow_keys },  { "backward-char", rl_backward },  { "backward-delete-char", rl_rubout },  { "backward-kill-line", rl_backward_kill_line },  { "backward-kill-word", rl_backward_kill_word },  { "backward-word", rl_backward_word },  { "beginning-of-history", rl_beginning_of_history },  { "beginning-of-line", rl_beg_of_line },  { "call-last-kbd-macro", rl_call_last_kbd_macro },  { "capitalize-word", rl_capitalize_word },  { "clear-screen", rl_clear_screen },  { "complete", rl_complete },  { "delete-char", rl_delete },  { "delete-horizontal-space", rl_delete_horizontal_space },  { "digit-argument", rl_digit_argument },  { "do-lowercase-version", rl_do_lowercase_version },  { "downcase-word", rl_downcase_word },  { "dump-functions", rl_dump_functions },  { "emacs-editing-mode", rl_emacs_editing_mode },  { "end-kbd-macro", rl_end_kbd_macro },  { "end-of-history", rl_end_of_history },  { "end-of-line", rl_end_of_line },  { "forward-char", rl_forward },  { "forward-search-history", rl_forward_search_history },  { "forward-word", rl_forward_word },  { "history-search-backward", rl_history_search_backward },  { "history-search-forward", rl_history_search_forward },  { "insert-completions", rl_insert_completions },  { "kill-whole-line", rl_kill_full_line },  { "kill-line", rl_kill_line },  { "kill-word", rl_kill_word },  { "next-history", rl_get_next_history },  { "non-incremental-forward-search-history", rl_noninc_forward_search },  { "non-incremental-reverse-search-history", rl_noninc_reverse_search },  { "non-incremental-forward-search-history-again", rl_noninc_forward_search_again },  { "non-incremental-reverse-search-history-again", rl_noninc_reverse_search_again },  { "possible-completions", rl_possible_completions },  { "previous-history", rl_get_previous_history },  { "quoted-insert", rl_quoted_insert },  { "re-read-init-file", rl_re_read_init_file },  { "redraw-current-line", rl_refresh_line},  { "reverse-search-history", rl_reverse_search_history },  { "revert-line", rl_revert_line },  { "self-insert", rl_insert },  { "start-kbd-macro", rl_start_kbd_macro },  { "tab-insert", rl_tab_insert },  { "tilde-expand", rl_tilde_expand },  { "transpose-chars", rl_transpose_chars },  { "transpose-words", rl_transpose_words },  { "tty-status", rl_tty_status },  { "undo", rl_undo_command },  { "universal-argument", rl_universal_argument },  { "unix-line-discard", rl_unix_line_discard },  { "unix-word-rubout", rl_unix_word_rubout },  { "upcase-word", rl_upcase_word },  { "yank", rl_yank },  { "yank-last-arg", rl_yank_last_arg },  { "yank-nth-arg", rl_yank_nth_arg },  { "yank-pop", rl_yank_pop },#if defined (VI_MODE)  { "vi-append-eol", rl_vi_append_eol },  { "vi-append-mode", rl_vi_append_mode },  { "vi-arg-digit", rl_vi_arg_digit },  { "vi-bWord", rl_vi_bWord },  { "vi-bracktype", rl_vi_bracktype },  { "vi-bword", rl_vi_bword },  { "vi-change-case", rl_vi_change_case },  { "vi-change-char", rl_vi_change_char },  { "vi-change-to", rl_vi_change_to },  { "vi-char-search", rl_vi_char_search },  { "vi-column", rl_vi_column },  { "vi-comment", rl_vi_comment },  { "vi-complete", rl_vi_complete },  { "vi-delete", rl_vi_delete },  { "vi-delete-to", rl_vi_delete_to },  { "vi-eWord", rl_vi_eWord },  { "vi-editing-mode", rl_vi_editing_mode },  { "vi-end-word", rl_vi_end_word },  { "vi-eof-maybe", rl_vi_eof_maybe },  { "vi-eword", rl_vi_eword },  { "vi-fWord", rl_vi_fWord },  { "vi-first-print", rl_vi_first_print },  { "vi-fword", rl_vi_fword },  { "vi-insert-beg", rl_vi_insert_beg },  { "vi-insertion-mode", rl_vi_insertion_mode },  { "vi-match", rl_vi_match },  { "vi-movement-mode", rl_vi_movement_mode },  { "vi-next-word", rl_vi_next_word },  { "vi-overstrike", rl_vi_overstrike },  { "vi-overstrike-delete", rl_vi_overstrike_delete },  { "vi-prev-word", rl_vi_prev_word },  { "vi-put", rl_vi_put },  { "vi-redo", rl_vi_redo },  { "vi-replace", rl_vi_replace },  { "vi-search", rl_vi_search },  { "vi-search-again", rl_vi_search_again },  { "vi-subst", rl_vi_subst },  { "vi-tilde-expand", rl_vi_tilde_expand },  { "vi-yank-arg", rl_vi_yank_arg },  { "vi-yank-to", rl_vi_yank_to },#endif /* VI_MODE */ {(char *)NULL, (Function *)NULL }};rl_add_funmap_entry (name, function)     char *name;     Function *function;{  if (funmap_entry + 2 >= funmap_size)    if (!funmap)      funmap = (FUNMAP **)xmalloc ((funmap_size = 80) * sizeof (FUNMAP *));    else      funmap =	(FUNMAP **)xrealloc (funmap, (funmap_size += 80) * sizeof (FUNMAP *));    funmap[funmap_entry] = (FUNMAP *)xmalloc (sizeof (FUNMAP));  funmap[funmap_entry]->name = name;  funmap[funmap_entry]->function = function;  funmap[++funmap_entry] = (FUNMAP *)NULL;  return funmap_entry;}static int funmap_initialized = 0;/* Make the funmap contain all of the default entries. */voidrl_initialize_funmap (){  register int i;  if (funmap_initialized)    return;  for (i = 0; default_funmap[i].name; i++)    rl_add_funmap_entry (default_funmap[i].name, default_funmap[i].function);  funmap_initialized = 1;  funmap_program_specific_entry_start = i;}/* Produce a NULL terminated array of known function names.  The array   is sorted.  The array itself is allocated, but not the strings inside.   You should free () the array when you done, but not the pointrs. */char **rl_funmap_names (){  char **result = (char **)NULL;  int result_size, result_index;  result_size = result_index = 0;  /* Make sure that the function map has been initialized. */  rl_initialize_funmap ();  for (result_index = 0; funmap[result_index]; result_index++)    {      if (result_index + 2 > result_size)	{	  if (!result)	    result = (char **)xmalloc ((result_size = 20) * sizeof (char *));	  else	    result = (char **)	      xrealloc (result, (result_size += 20) * sizeof (char *));	}      result[result_index] = funmap[result_index]->name;      result[result_index + 1] = (char *)NULL;    }  qsort (result, result_index, sizeof (char *), qsort_string_compare);  return (result);}/* Stupid comparison routine for qsort () ing strings. */static intqsort_string_compare (s1, s2)     register char **s1, **s2;{  int r;  r = **s1 - **s2;  if (r == 0)    r = strcmp (*s1, *s2);  return r;}/* Things that mean `Control'. */char *possible_control_prefixes[] = {  "Control-", "C-", "CTRL-", (char *)NULL};char *possible_meta_prefixes[] = {  "Meta", "M-", (char *)NULL};#if defined (STATIC_MALLOC)/* **************************************************************** *//*								    *//*			xmalloc and xrealloc ()		     	    *//*								    *//* **************************************************************** */static void memory_error_and_abort ();static char *xmalloc (bytes)     int bytes;{  char *temp = (char *)malloc (bytes);  if (!temp)    memory_error_and_abort ();  return (temp);}static char *xrealloc (pointer, bytes)     char *pointer;     int bytes;{  char *temp;  if (!pointer)    temp = (char *)malloc (bytes);  else    temp = (char *)realloc (pointer, bytes);  if (!temp)    memory_error_and_abort ();  return (temp);}static voidmemory_error_and_abort (){  fprintf (stderr, "history: Out of virtual memory!\n");  abort ();}#endif /* STATIC_MALLOC */