contrib/readline-5.0/funmap.c

   1 /* funmap.c -- attach names to functions. */
   2
   3 /* Copyright (C) 1987, 1989, 1992 Free Software Foundation, Inc.
   4
   5    This file is part of the GNU Readline Library, a library for
   6    reading lines of text with interactive input and history editing.
   7
   8    The GNU Readline Library is free software; you can redistribute it
   9    and/or modify it under the terms of the GNU General Public License
  10    as published by the Free Software Foundation; either version 2, or
  11    (at your option) any later version.
  12
  13    The GNU Readline Library is distributed in the hope that it will be
  14    useful, but WITHOUT ANY WARRANTY; without even the implied warranty
  15    of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16    GNU General Public License for more details.
  17
  18    The GNU General Public License is often shipped with GNU software, and
  19    is generally kept in a file called COPYING or LICENSE.  If you do not
  20    have a copy of the license, write to the Free Software Foundation,
  21    59 Temple Place, Suite 330, Boston, MA 02111 USA. */
  22 #define READLINE_LIBRARY
  23
  24 #if defined (HAVE_CONFIG_H)
  25 #  include <config.h>
  26 #endif
  27
  28 #if !defined (BUFSIZ)
  29 #include <stdio.h>
  30 #endif /* BUFSIZ */
  31
  32 #if defined (HAVE_STDLIB_H)
  33 #  include <stdlib.h>
  34 #else
  35 #  include "ansi_stdlib.h"
  36 #endif /* HAVE_STDLIB_H */
  37
  38 #include "rlconf.h"
  39 #include "readline.h"
  40
  41 #include "xmalloc.h"
  42
  43 #ifdef __STDC__
  44 typedef int QSFUNC (const void *, const void *);
  45 #else
  46 typedef int QSFUNC ();
  47 #endif
  48
  49 extern int _rl_qsort_string_compare PARAMS((char **, char **));
  50
  51 FUNMAP **funmap;
  52 static int funmap_size;
  53 static int funmap_entry;
  54
  55 /* After initializing the function map, this is the index of the first
  56    program specific function. */
  57 int funmap_program_specific_entry_start;
  58
  59 static FUNMAP default_funmap[] = {
  60   { "abort", rl_abort },
  61   { "accept-line", rl_newline },
  62   { "arrow-key-prefix", rl_arrow_keys },
  63   { "backward-byte", rl_backward_byte },
  64   { "backward-char", rl_backward_char },
  65   { "backward-delete-char", rl_rubout },
  66   { "backward-kill-line", rl_backward_kill_line },
  67   { "backward-kill-word", rl_backward_kill_word },
  68   { "backward-word", rl_backward_word },
  69   { "beginning-of-history", rl_beginning_of_history },
  70   { "beginning-of-line", rl_beg_of_line },
  71   { "call-last-kbd-macro", rl_call_last_kbd_macro },
  72   { "capitalize-word", rl_capitalize_word },
  73   { "character-search", rl_char_search },
  74   { "character-search-backward", rl_backward_char_search },
  75   { "clear-screen", rl_clear_screen },
  76   { "complete", rl_complete },
  77   { "copy-backward-word", rl_copy_backward_word },
  78   { "copy-forward-word", rl_copy_forward_word },
  79   { "copy-region-as-kill", rl_copy_region_to_kill },
  80   { "delete-char", rl_delete },
  81   { "delete-char-or-list", rl_delete_or_show_completions },
  82   { "delete-horizontal-space", rl_delete_horizontal_space },
  83   { "digit-argument", rl_digit_argument },
  84   { "do-lowercase-version", rl_do_lowercase_version },
  85   { "downcase-word", rl_downcase_word },
  86   { "dump-functions", rl_dump_functions },
  87   { "dump-macros", rl_dump_macros },
  88   { "dump-variables", rl_dump_variables },
  89   { "emacs-editing-mode", rl_emacs_editing_mode },
  90   { "end-kbd-macro", rl_end_kbd_macro },
  91   { "end-of-history", rl_end_of_history },
  92   { "end-of-line", rl_end_of_line },
  93   { "exchange-point-and-mark", rl_exchange_point_and_mark },
  94   { "forward-backward-delete-char", rl_rubout_or_delete },
  95   { "forward-byte", rl_forward_byte },
  96   { "forward-char", rl_forward_char },
  97   { "forward-search-history", rl_forward_search_history },
  98   { "forward-word", rl_forward_word },
  99   { "history-search-backward", rl_history_search_backward },
 100   { "history-search-forward", rl_history_search_forward },
 101   { "insert-comment", rl_insert_comment },
 102   { "insert-completions", rl_insert_completions },
 103   { "kill-whole-line", rl_kill_full_line },
 104   { "kill-line", rl_kill_line },
 105   { "kill-region", rl_kill_region },
 106   { "kill-word", rl_kill_word },
 107   { "menu-complete", rl_menu_complete },
 108   { "next-history", rl_get_next_history },
 109   { "non-incremental-forward-search-history", rl_noninc_forward_search },
 110   { "non-incremental-reverse-search-history", rl_noninc_reverse_search },
 111   { "non-incremental-forward-search-history-again", rl_noninc_forward_search_again },
 112   { "non-incremental-reverse-search-history-again", rl_noninc_reverse_search_again },
 113   { "overwrite-mode", rl_overwrite_mode },
 114 #ifdef __CYGWIN__
 115   { "paste-from-clipboard", rl_paste_from_clipboard },
 116 #endif
 117   { "possible-completions", rl_possible_completions },
 118   { "previous-history", rl_get_previous_history },
 119   { "quoted-insert", rl_quoted_insert },
 120   { "re-read-init-file", rl_re_read_init_file },
 121   { "redraw-current-line", rl_refresh_line},
 122   { "reverse-search-history", rl_reverse_search_history },
 123   { "revert-line", rl_revert_line },
 124   { "self-insert", rl_insert },
 125   { "set-mark", rl_set_mark },
 126   { "start-kbd-macro", rl_start_kbd_macro },
 127   { "tab-insert", rl_tab_insert },
 128   { "tilde-expand", rl_tilde_expand },
 129   { "transpose-chars", rl_transpose_chars },
 130   { "transpose-words", rl_transpose_words },
 131   { "tty-status", rl_tty_status },
 132   { "undo", rl_undo_command },
 133   { "universal-argument", rl_universal_argument },
 134   { "unix-filename-rubout", rl_unix_filename_rubout },
 135   { "unix-line-discard", rl_unix_line_discard },
 136   { "unix-word-rubout", rl_unix_word_rubout },
 137   { "upcase-word", rl_upcase_word },
 138   { "yank", rl_yank },
 139   { "yank-last-arg", rl_yank_last_arg },
 140   { "yank-nth-arg", rl_yank_nth_arg },
 141   { "yank-pop", rl_yank_pop },
 142
 143 #if defined (VI_MODE)
 144   { "vi-append-eol", rl_vi_append_eol },
 145   { "vi-append-mode", rl_vi_append_mode },
 146   { "vi-arg-digit", rl_vi_arg_digit },
 147   { "vi-back-to-indent", rl_vi_back_to_indent },
 148   { "vi-bWord", rl_vi_bWord },
 149   { "vi-bword", rl_vi_bword },
 150   { "vi-change-case", rl_vi_change_case },
 151   { "vi-change-char", rl_vi_change_char },
 152   { "vi-change-to", rl_vi_change_to },
 153   { "vi-char-search", rl_vi_char_search },
 154   { "vi-column", rl_vi_column },
 155   { "vi-complete", rl_vi_complete },
 156   { "vi-delete", rl_vi_delete },
 157   { "vi-delete-to", rl_vi_delete_to },
 158   { "vi-eWord", rl_vi_eWord },
 159   { "vi-editing-mode", rl_vi_editing_mode },
 160   { "vi-end-word", rl_vi_end_word },
 161   { "vi-eof-maybe", rl_vi_eof_maybe },
 162   { "vi-eword", rl_vi_eword },
 163   { "vi-fWord", rl_vi_fWord },
 164   { "vi-fetch-history", rl_vi_fetch_history },
 165   { "vi-first-print", rl_vi_first_print },
 166   { "vi-fword", rl_vi_fword },
 167   { "vi-goto-mark", rl_vi_goto_mark },
 168   { "vi-insert-beg", rl_vi_insert_beg },
 169   { "vi-insertion-mode", rl_vi_insertion_mode },
 170   { "vi-match", rl_vi_match },
 171   { "vi-movement-mode", rl_vi_movement_mode },
 172   { "vi-next-word", rl_vi_next_word },
 173   { "vi-overstrike", rl_vi_overstrike },
 174   { "vi-overstrike-delete", rl_vi_overstrike_delete },
 175   { "vi-prev-word", rl_vi_prev_word },
 176   { "vi-put", rl_vi_put },
 177   { "vi-redo", rl_vi_redo },
 178   { "vi-replace", rl_vi_replace },
 179   { "vi-search", rl_vi_search },
 180   { "vi-search-again", rl_vi_search_again },
 181   { "vi-set-mark", rl_vi_set_mark },
 182   { "vi-subst", rl_vi_subst },
 183   { "vi-tilde-expand", rl_vi_tilde_expand },
 184   { "vi-yank-arg", rl_vi_yank_arg },
 185   { "vi-yank-to", rl_vi_yank_to },
 186 #endif /* VI_MODE */
 187
 188  {(char *)NULL, (rl_command_func_t *)NULL }
 189 };
 190
 191 int
 192 rl_add_funmap_entry (name, function)
 193      const char *name;
 194      rl_command_func_t *function;
 195 {
 196   if (funmap_entry + 2 >= funmap_size)
 197     {
 198       funmap_size += 64;
 199       funmap = (FUNMAP **)xrealloc (funmap, funmap_size * sizeof (FUNMAP *));
 200     }
 201
 202   funmap[funmap_entry] = (FUNMAP *)xmalloc (sizeof (FUNMAP));
 203   funmap[funmap_entry]->name = name;
 204   funmap[funmap_entry]->function = function;
 205
 206   funmap[++funmap_entry] = (FUNMAP *)NULL;
 207   return funmap_entry;
 208 }
 209
 210 static int funmap_initialized;
 211
 212 /* Make the funmap contain all of the default entries. */
 213 void
 214 rl_initialize_funmap ()
 215 {
 216   register int i;
 217
 218   if (funmap_initialized)
 219     return;
 220
 221   for (i = 0; default_funmap[i].name; i++)
 222     rl_add_funmap_entry (default_funmap[i].name, default_funmap[i].function);
 223
 224   funmap_initialized = 1;
 225   funmap_program_specific_entry_start = i;
 226 }
 227
 228 /* Produce a NULL terminated array of known function names.  The array
 229    is sorted.  The array itself is allocated, but not the strings inside.
 230    You should free () the array when you done, but not the pointrs. */
 231 const char **
 232 rl_funmap_names ()
 233 {
 234   const char **result;
 235   int result_size, result_index;
 236
 237   /* Make sure that the function map has been initialized. */
 238   rl_initialize_funmap ();
 239
 240   for (result_index = result_size = 0, result = (const char **)NULL; funmap[result_index]; result_index++)
 241     {
 242       if (result_index + 2 > result_size)
 243         {
 244           result_size += 20;
 245           result = (const char **)xrealloc (result, result_size * sizeof (char *));
 246         }
 247
 248       result[result_index] = funmap[result_index]->name;
 249       result[result_index + 1] = (char *)NULL;
 250     }
 251
 252   qsort (result, result_index, sizeof (char *), (QSFUNC *)_rl_qsort_string_compare);
 253   return (result);
 254 }