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- /* funmap.c -- attach names to functions. */
-
- /* Copyright (C) 1988, 1989, 1991, 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.
-
- You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
-
- /* #define STATIC_MALLOC */
- #if !defined (STATIC_MALLOC)
- extern char *xmalloc (), *xrealloc ();
- #else
- static char *xmalloc (), *xrealloc ();
- #endif /* STATIC_MALLOC */
-
- #include "sysdep.h"
- #include <stdio.h>
-
- #include "readline.h"
-
- 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 },
- { "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 },
- { "insert-completions", rl_insert_completions },
- { "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 },
- { "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 },
- { "transpose-chars", rl_transpose_chars },
- { "transpose-words", rl_transpose_words },
- { "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-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-replace", rl_vi_replace },
- { "vi-search", rl_vi_search },
- { "vi-search-again", rl_vi_search_again },
- { "vi-subst", rl_vi_subst },
- { "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;
- }
-
- static int funmap_initialized = 0;
-
- /* Make the funmap contain all of the default entries. */
- void
- rl_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;
- }
-
- /* Stupid comparison routine for qsort () ing strings. */
- static int
- qsort_string_compare (s1, s2)
- register char **s1, **s2;
- {
- int r;
-
- r = **s1 - **s2;
- if (r == 0)
- r = strcmp (*s1, *s2);
- return r;
- }
-
- /* 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);
- }
-
- /* 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 void
- memory_error_and_abort ()
- {
- fprintf (stderr, "history: Out of virtual memory!\n");
- abort ();
- }
- #endif /* STATIC_MALLOC */
-