lib/readline/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-char", rl_backward },
  64   { "backward-delete-char", rl_rubout },
  65   { "backward-kill-line", rl_backward_kill_line },
  66   { "backward-kill-word", rl_backward_kill_word },
  67   { "backward-word", rl_backward_word },
  68   { "beginning-of-history", rl_beginning_of_history },
  69   { "beginning-of-line", rl_beg_of_line },
  70   { "call-last-kbd-macro", rl_call_last_kbd_macro },
  71   { "capitalize-word", rl_capitalize_word },
  72   { "character-search", rl_char_search },
  73   { "character-search-backward", rl_backward_char_search },
  74   { "clear-screen", rl_clear_screen },
  75   { "complete", rl_complete },
  76   { "copy-backward-word", rl_copy_backward_word },
  77   { "copy-forward-word", rl_copy_forward_word },
  78   { "copy-region-as-kill", rl_copy_region_to_kill },
  79   { "delete-char", rl_delete },
  80   { "delete-char-or-list", rl_delete_or_show_completions },
  81   { "delete-horizontal-space", rl_delete_horizontal_space },
  82   { "digit-argument", rl_digit_argument },
  83   { "do-lowercase-version", rl_do_lowercase_version },
  84   { "downcase-word", rl_downcase_word },
  85   { "dump-functions", rl_dump_functions },
  86   { "dump-macros", rl_dump_macros },
  87   { "dump-variables", rl_dump_variables },
  88   { "emacs-editing-mode", rl_emacs_editing_mode },
  89   { "end-kbd-macro", rl_end_kbd_macro },
  90   { "end-of-history", rl_end_of_history },
  91   { "end-of-line", rl_end_of_line },
  92   { "exchange-point-and-mark", rl_exchange_point_and_mark },
  93   { "forward-backward-delete-char", rl_rubout_or_delete },
  94   { "forward-char", rl_forward },
  95   { "forward-search-history", rl_forward_search_history },
  96   { "forward-word", rl_forward_word },
  97   { "history-search-backward", rl_history_search_backward },
  98   { "history-search-forward", rl_history_search_forward },
  99   { "insert-comment", rl_insert_comment },
 100   { "insert-completions", rl_insert_completions },
 101   { "kill-whole-line", rl_kill_full_line },
 102   { "kill-line", rl_kill_line },
 103   { "kill-region", rl_kill_region },
 104   { "kill-word", rl_kill_word },
 105   { "menu-complete", rl_menu_complete },
 106   { "next-history", rl_get_next_history },
 107   { "non-incremental-forward-search-history", rl_noninc_forward_search },
 108   { "non-incremental-reverse-search-history", rl_noninc_reverse_search },
 109   { "non-incremental-forward-search-history-again", rl_noninc_forward_search_again },
 110   { "non-incremental-reverse-search-history-again", rl_noninc_reverse_search_again },
 111 #ifdef __CYGWIN__
 112   { "paste-from-clipboard", rl_paste_from_clipboard },
 113 #endif
 114   { "possible-completions", rl_possible_completions },
 115   { "previous-history", rl_get_previous_history },
 116   { "quoted-insert", rl_quoted_insert },
 117   { "re-read-init-file", rl_re_read_init_file },
 118   { "redraw-current-line", rl_refresh_line},
 119   { "reverse-search-history", rl_reverse_search_history },
 120   { "revert-line", rl_revert_line },
 121   { "self-insert", rl_insert },
 122   { "set-mark", rl_set_mark },
 123   { "start-kbd-macro", rl_start_kbd_macro },
 124   { "tab-insert", rl_tab_insert },
 125   { "tilde-expand", rl_tilde_expand },
 126   { "transpose-chars", rl_transpose_chars },
 127   { "transpose-words", rl_transpose_words },
 128   { "tty-status", rl_tty_status },
 129   { "undo", rl_undo_command },
 130   { "universal-argument", rl_universal_argument },
 131   { "unix-line-discard", rl_unix_line_discard },
 132   { "unix-word-rubout", rl_unix_word_rubout },
 133   { "upcase-word", rl_upcase_word },
 134   { "yank", rl_yank },
 135   { "yank-last-arg", rl_yank_last_arg },
 136   { "yank-nth-arg", rl_yank_nth_arg },
 137   { "yank-pop", rl_yank_pop },
 138
 139 #if defined (VI_MODE)
 140   { "vi-append-eol", rl_vi_append_eol },
 141   { "vi-append-mode", rl_vi_append_mode },
 142   { "vi-arg-digit", rl_vi_arg_digit },
 143   { "vi-back-to-indent", rl_vi_back_to_indent },
 144   { "vi-bWord", rl_vi_bWord },
 145   { "vi-bword", rl_vi_bword },
 146   { "vi-change-case", rl_vi_change_case },
 147   { "vi-change-char", rl_vi_change_char },
 148   { "vi-change-to", rl_vi_change_to },
 149   { "vi-char-search", rl_vi_char_search },
 150   { "vi-column", rl_vi_column },
 151   { "vi-complete", rl_vi_complete },
 152   { "vi-delete", rl_vi_delete },
 153   { "vi-delete-to", rl_vi_delete_to },
 154   { "vi-eWord", rl_vi_eWord },
 155   { "vi-editing-mode", rl_vi_editing_mode },
 156   { "vi-end-word", rl_vi_end_word },
 157   { "vi-eof-maybe", rl_vi_eof_maybe },
 158   { "vi-eword", rl_vi_eword },
 159   { "vi-fWord", rl_vi_fWord },
 160   { "vi-fetch-history", rl_vi_fetch_history },
 161   { "vi-first-print", rl_vi_first_print },
 162   { "vi-fword", rl_vi_fword },
 163   { "vi-goto-mark", rl_vi_goto_mark },
 164   { "vi-insert-beg", rl_vi_insert_beg },
 165   { "vi-insertion-mode", rl_vi_insertion_mode },
 166   { "vi-match", rl_vi_match },
 167   { "vi-movement-mode", rl_vi_movement_mode },
 168   { "vi-next-word", rl_vi_next_word },
 169   { "vi-overstrike", rl_vi_overstrike },
 170   { "vi-overstrike-delete", rl_vi_overstrike_delete },
 171   { "vi-prev-word", rl_vi_prev_word },
 172   { "vi-put", rl_vi_put },
 173   { "vi-redo", rl_vi_redo },
 174   { "vi-replace", rl_vi_replace },
 175   { "vi-search", rl_vi_search },
 176   { "vi-search-again", rl_vi_search_again },
 177   { "vi-set-mark", rl_vi_set_mark },
 178   { "vi-subst", rl_vi_subst },
 179   { "vi-tilde-expand", rl_vi_tilde_expand },
 180   { "vi-yank-arg", rl_vi_yank_arg },
 181   { "vi-yank-to", rl_vi_yank_to },
 182 #endif /* VI_MODE */
 183
 184  {(char *)NULL, (rl_command_func_t *)NULL }
 185 };
 186
 187 int
 188 rl_add_funmap_entry (name, function)
 189      const char *name;
 190      rl_command_func_t *function;
 191 {
 192   if (funmap_entry + 2 >= funmap_size)
 193     {
 194       funmap_size += 64;
 195       funmap = (FUNMAP **)xrealloc (funmap, funmap_size * sizeof (FUNMAP *));
 196     }
 197
 198   funmap[funmap_entry] = (FUNMAP *)xmalloc (sizeof (FUNMAP));
 199   funmap[funmap_entry]->name = name;
 200   funmap[funmap_entry]->function = function;
 201
 202   funmap[++funmap_entry] = (FUNMAP *)NULL;
 203   return funmap_entry;
 204 }
 205
 206 static int funmap_initialized;
 207
 208 /* Make the funmap contain all of the default entries. */
 209 void
 210 rl_initialize_funmap ()
 211 {
 212   register int i;
 213
 214   if (funmap_initialized)
 215     return;
 216
 217   for (i = 0; default_funmap[i].name; i++)
 218     rl_add_funmap_entry (default_funmap[i].name, default_funmap[i].function);
 219
 220   funmap_initialized = 1;
 221   funmap_program_specific_entry_start = i;
 222 }
 223
 224 /* Produce a NULL terminated array of known function names.  The array
 225    is sorted.  The array itself is allocated, but not the strings inside.
 226    You should free () the array when you done, but not the pointrs. */
 227 const char **
 228 rl_funmap_names ()
 229 {
 230   const char **result;
 231   int result_size, result_index;
 232
 233   /* Make sure that the function map has been initialized. */
 234   rl_initialize_funmap ();
 235
 236   for (result_index = result_size = 0, result = (const char **)NULL; funmap[result_index]; result_index++)
 237     {
 238       if (result_index + 2 > result_size)
 239         {
 240           result_size += 20;
 241           result = (const char **)xrealloc (result, result_size * sizeof (char *));
 242         }
 243
 244       result[result_index] = funmap[result_index]->name;
 245       result[result_index + 1] = (char *)NULL;
 246     }
 247
 248   qsort (result, result_index, sizeof (char *), (QSFUNC *)_rl_qsort_string_compare);
 249   return (result);
 250 }