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- /* readline.h -- changed by Bruno Haible, 16 March 1993 */
-
- /* Readline.h -- the names of functions callable from within readline. */
-
- #if !defined (_READLINE_H_)
- #define _READLINE_H_
-
- #ifndef RL
- /* For prototypes: extern int foo RL((int x, int y)); */
- #ifdef __STDC__
- #define RL(args) args
- #else
- #define RL(args) ()
- #endif
- #endif
-
- #include "keymaps.h"
-
- #if !defined (__FUNCTION_DEF)
- typedef int Function ();
- #define __FUNCTION_DEF
- #endif /* __FUNCTION_DEF */
-
- /* 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;
-
- #include "funmap.h"
-
- /* The functions for manipulating the text of the line within readline.
- Most of these functions are bound to keys by default. */
- extern void rl_digit_argument RL((int ignore, int key));
- extern void rl_universal_argument RL((void));
- extern int ding RL((void));
- extern void rl_abort RL((void));
- extern void rl_forward RL((int count));
- extern void rl_backward RL((int count));
- extern void rl_beg_of_line RL((void));
- extern void rl_end_of_line RL((void));
- extern void rl_forward_word RL((int count));
- extern void rl_backward_word RL((int count));
- extern void rl_clear_screen RL((void));
- extern void rl_insert RL((int count, int c));
- extern void rl_quoted_insert RL((int count));
- extern void rl_tab_insert RL((int count));
- extern void rl_newline RL((int count, int key));
- extern void rl_do_lowercase_version RL((int ignore1, int ignore2));
- extern void rl_rubout RL((int count));
- extern void rl_delete RL((int count, int invoking_key));
- extern void rl_unix_word_rubout RL((void));
- extern void rl_unix_line_discard RL((void));
- extern void rl_upcase_word RL((int count));
- extern void rl_downcase_word RL((int count));
- extern void rl_capitalize_word RL((int count));
- extern void rl_transpose_words RL((int count));
- extern void rl_transpose_chars RL((int count));
- extern void rl_restart_output RL((int count, int key));
- extern void rl_complete RL((int ignore, int invoking_key));
- extern void rl_possible_completions RL((void));
- extern void rl_revert_line RL((void));
- extern void rl_undo_command RL((int count));
- extern void rl_beginning_of_history RL((void));
- extern void rl_end_of_history RL((void));
- extern void rl_get_next_history RL((int count));
- extern void rl_get_previous_history RL((int count));
- extern void rl_reverse_search_history RL((int sign, int key));
- extern void rl_forward_search_history RL((int sign, int key));
- extern void rl_kill_word RL((int count));
- extern void rl_backward_kill_word RL((int count));
- extern void rl_kill_line RL((int direction));
- extern void rl_backward_kill_line RL((int direction));
- extern void rl_yank RL((void));
- extern void rl_yank_pop RL((void));
- extern void rl_yank_nth_arg RL((int count, int ignore));
- extern void rl_re_read_init_file RL((int count, int ignore));
- extern int rl_dump_functions RL((int count));
-
- /* These are *both* defined even when VI_MODE is not. */
- extern void rl_vi_editing_mode RL((void));
- extern void rl_emacs_editing_mode RL((void));
-
- #if defined (VI_MODE)
- /* Things for vi mode. See vi_mode.c .*/
- extern void rl_vi_yank_arg RL((int count));
- extern void rl_vi_fetch_history RL((int count, int c));
- extern void rl_vi_search_again RL((int ignore, int key));
- extern void rl_vi_search RL((int count, int key));
- extern void rl_vi_dosearch RL((char* string, int dir));
- extern void rl_vi_complete RL((int ignore, int key));
- extern void rl_vi_prev_word RL((int count, int key));
- extern void rl_vi_next_word RL((int count, int key));
- extern void rl_vi_end_word RL((int count, int key));
- extern void rl_vi_fWord RL((int count));
- extern void rl_vi_bWord RL((int count));
- extern void rl_vi_eWord RL((int count));
- extern void rl_vi_fword RL((int count));
- extern void rl_vi_bword RL((int count));
- extern void rl_vi_eword RL((int count));
- extern int rl_vi_insert_beg RL((void));
- extern int rl_vi_append_mode RL((void));
- extern int rl_vi_append_eol RL((void));
- extern void rl_vi_eof_maybe RL((int count, int c));
- extern void rl_vi_insertion_mode RL((void));
- extern void rl_vi_movement_mode RL((void));
- extern void rl_vi_arg_digit RL((int count, int c));
- extern void rl_vi_change_case RL((int count, int ignore));
- extern void rl_vi_put RL((int count, int key));
- extern void rl_vi_check RL((void));
- extern void rl_vi_column RL((int count));
- extern void rl_vi_delete_to RL((int count, int key));
- extern void rl_vi_change_to RL((int count, int key));
- extern void rl_vi_yank_to RL((int count, int key));
- extern void rl_vi_delete RL((int count));
- extern void rl_vi_comment RL((void));
- extern void rl_vi_first_print RL((void));
- extern void rl_vi_char_search RL((int count, int key));
- extern void rl_vi_match RL((void));
- extern int rl_vi_bracktype RL((int c));
- extern void rl_vi_change_char RL((int count, int key));
- extern void rl_vi_subst RL((int count, int key));
- extern void rl_vi_overstrike RL((int count, int key));
- extern void rl_vi_overstrike_delete RL((int count));
- extern void rl_vi_replace RL((int count, int key));
- extern int rl_vi_possible_completions RL((void));
- #endif /* VI_MODE */
-
- /* Keyboard macro commands. */
- extern void rl_start_kbd_macro RL((int ignore1, int ignore2));
- extern void rl_end_kbd_macro RL((int count, int ignore));
- extern void rl_call_last_kbd_macro RL((int count, int ignore));
-
- /* Other functions. */
- extern char* readline RL((char* prompt));
- extern void rl_stuff_char RL((int key));
- extern int rl_read_key RL((void));
- extern void rl_dispatch RL((int key, Keymap map));
- extern void rl_digit_loop RL((void));
- extern void rl_redisplay RL((void));
- extern void rl_message RL((char* string, int arg1, int arg2));
- extern void rl_clear_message RL((void));
- extern void rl_prep_terminal RL((void));
- extern void rl_deprep_terminal RL((void));
- extern int numeric RL((int c));
- extern void rl_extend_line_buffer RL((int len));
- extern void rl_insert_text RL((char* string));
- extern void rl_refresh_line RL((void));
- extern void rl_arrow_keys RL((int count, int c));
- extern void rl_complete_internal RL((int what_to_do));
- extern char* username_completion_function RL((char* text, int state));
- extern int rl_do_undo RL((void));
- extern void rl_begin_undo_group RL((void));
- extern void rl_end_undo_group RL((void));
- extern void rl_modifying RL((int start, int end));
- extern void maybe_unsave_line RL((void));
- extern void maybe_save_line RL((void));
- extern void rl_search_history RL((int direction, int invoking_key));
- extern void rl_execute_next RL((int c));
- extern void rl_kill_text RL((int from, int to));
- extern unsigned char ** completion_matches RL((char* text, char* (*entry_function)()));
- extern char* filename_completion_function RL((char* text, int state));
- extern void rl_add_defun RL((char* name, Function* function, int key));
- extern int rl_bind_key RL((int key, Function* function));
- extern int rl_bind_key_in_map RL((int key, Function* function, Keymap map));
- extern int rl_unbind_key RL((int key));
- extern int rl_unbind_key_in_map RL((int key, Keymap map));
- extern void rl_generic_bind RL((int type, char* keyseq, void* data, Keymap map));
- extern int rl_getc RL((FILE* stream));
-
- /* **************************************************************** */
- /* */
- /* Well Published Variables */
- /* */
- /* **************************************************************** */
-
- /* Always true. */
- extern int rl_present_p;
-
- /* The name of the calling program. You should initialize this to
- whatever was in argv[0]. It is used when parsing conditionals. */
- extern char *rl_readline_name;
-
- /* The line buffer that is in use. */
- extern unsigned char *rl_line_buffer;
-
- /* The location of point, and end. */
- extern int rl_point, rl_end;
-
- /* The name of the terminal to use. */
- extern char *rl_terminal_name;
-
- /* The input and output streams. */
- extern FILE *rl_instream, *rl_outstream;
-
- /* 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 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 char *rl_completer_word_break_characters;
-
- /* Basic list of quote characters */
- extern char *rl_basic_quote_characters;
-
- /* List of characters which are used to quote a substring of the command
- line, upon which completion is to be performed for the entire substring.
- Within quoted substrings, rl_completer_word_break_characters are treated
- as normal characters, unless they also appear in this list. */
- extern char *rl_completer_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 char *rl_special_prefixes;
-
- /* Pointer to the generator function for completion_matches ().
- NULL means to use filename_entry_function (), the default filename
- completer. */
- extern Function *rl_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 Function *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 Function *rl_attempted_completion_function;
-
- /* If non-zero, then this is the address of a function to call just
- before readline_internal () prints the first prompt. */
- extern Function *rl_startup_hook;
-
- /* If non-zero, indicates that the caller of readline() has already
- output the prompt. */
- extern int rl_already_prompted;
-
- /* 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. */
- extern Function *rl_symbolic_link_hook;
-
- /* If non-zero then this is the address of a function you want called
- while Readline is waiting for character input. */
- extern Function *rl_event_hook;
-
- /* Non-zero means that modified history lines are preceded
- with an asterisk. */
- extern int rl_show_star;
-
-
- /* **************************************************************** */
- /* */
- /* Tilde Variables That Can be Externally Set */
- /* */
- /* **************************************************************** */
-
- /* 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 Function *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;
-
- /* **************************************************************** */
- /* */
- /* Well Published Functions */
- /* */
- /* **************************************************************** */
-
- /* Read a line of input. Prompt with PROMPT. A NULL PROMPT means none. */
- extern char *readline RL((char* prompt));
-
- /* Put the terminal in CBREAK mode so that we can detect key presses. */
- extern void rl_prep_terminal RL((void));
-
- /* Restore the terminal to its original state. */
- extern void rl_deprep_terminal RL((void));
-
- /* Return an array of strings which are the result of repeatadly calling
- FUNC with TEXT. */
- extern unsigned char **completion_matches RL((char* text, char* (*entry_function)()));
-
- /* rl_add_defun (char *name, Function *function, int key)
- Add NAME to the list of named functions. Make FUNCTION
- be the function that gets called.
- If KEY is not -1, then bind it. */
- extern void rl_add_defun RL((char* name, Function* function, int key));
-
- #endif /* _READLINE_H_ */
-