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426 lines
13 KiB
C
426 lines
13 KiB
C
/* rlprivate.h -- functions and variables global to the readline library,
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but not intended for use by applications. */
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/* Copyright (C) 1999-2005 Free Software Foundation, Inc.
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This file is part of the GNU Readline Library, a library for
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reading lines of text with interactive input and history editing.
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The GNU Readline Library is free software; you can redistribute it
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and/or modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2, or
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(at your option) any later version.
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The GNU Readline Library is distributed in the hope that it will be
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useful, but WITHOUT ANY WARRANTY; without even the implied warranty
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of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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The GNU General Public License is often shipped with GNU software, and
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is generally kept in a file called COPYING or LICENSE. If you do not
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have a copy of the license, write to the Free Software Foundation,
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59 Temple Place, Suite 330, Boston, MA 02111 USA. */
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#if !defined (_RL_PRIVATE_H_)
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#define _RL_PRIVATE_H_
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#include "rlconf.h" /* for VISIBLE_STATS */
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#include "rlstdc.h"
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#include "posixjmp.h" /* defines procenv_t */
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/*************************************************************************
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* *
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* Global structs undocumented in texinfo manual and not in readline.h *
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* *
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*************************************************************************/
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/* search types */
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#define RL_SEARCH_ISEARCH 0x01 /* incremental search */
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#define RL_SEARCH_NSEARCH 0x02 /* non-incremental search */
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#define RL_SEARCH_CSEARCH 0x04 /* intra-line char search */
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/* search flags */
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#define SF_REVERSE 0x01
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#define SF_FOUND 0x02
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#define SF_FAILED 0x04
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typedef struct __rl_search_context
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{
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int type;
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int sflags;
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char *search_string;
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int search_string_index;
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int search_string_size;
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char **lines;
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char *allocated_line;
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int hlen;
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int hindex;
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int save_point;
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int save_mark;
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int save_line;
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int last_found_line;
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char *prev_line_found;
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UNDO_LIST *save_undo_list;
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int history_pos;
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int direction;
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int lastc;
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#if defined (HANDLE_MULTIBYTE)
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char mb[MB_LEN_MAX];
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#endif
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char *sline;
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int sline_len;
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int sline_index;
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char *search_terminators;
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} _rl_search_cxt;
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/* Callback data for reading numeric arguments */
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#define NUM_SAWMINUS 0x01
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#define NUM_SAWDIGITS 0x02
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#define NUM_READONE 0x04
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typedef int _rl_arg_cxt;
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/* A context for reading key sequences longer than a single character when
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using the callback interface. */
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#define KSEQ_DISPATCHED 0x01
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#define KSEQ_SUBSEQ 0x02
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#define KSEQ_RECURSIVE 0x04
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typedef struct __rl_keyseq_context
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{
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int flags;
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int subseq_arg;
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int subseq_retval; /* XXX */
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Keymap dmap;
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Keymap oldmap;
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int okey;
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struct __rl_keyseq_context *ocxt;
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int childval;
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} _rl_keyseq_cxt;
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/* fill in more as needed */
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/* `Generic' callback data and functions */
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typedef struct __rl_callback_generic_arg
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{
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int count;
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int i1, i2;
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/* add here as needed */
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} _rl_callback_generic_arg;
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typedef int _rl_callback_func_t PARAMS((_rl_callback_generic_arg *));
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/*************************************************************************
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* *
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* Global functions undocumented in texinfo manual and not in readline.h *
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* *
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*************************************************************************/
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/*************************************************************************
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* *
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* Global variables undocumented in texinfo manual and not in readline.h *
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* *
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*************************************************************************/
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/* complete.c */
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extern int rl_complete_with_tilde_expansion;
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#if defined (VISIBLE_STATS)
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extern int rl_visible_stats;
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#endif /* VISIBLE_STATS */
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/* readline.c */
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extern int rl_line_buffer_len;
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extern int rl_arg_sign;
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extern int rl_visible_prompt_length;
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extern int readline_echoing_p;
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extern int rl_key_sequence_length;
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extern int rl_byte_oriented;
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extern _rl_keyseq_cxt *_rl_kscxt;
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/* display.c */
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extern int rl_display_fixed;
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/* parens.c */
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extern int rl_blink_matching_paren;
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/*************************************************************************
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* *
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* Global functions and variables unsed and undocumented *
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* *
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*************************************************************************/
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/* kill.c */
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extern int rl_set_retained_kills PARAMS((int));
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/* terminal.c */
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extern void _rl_set_screen_size PARAMS((int, int));
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/* undo.c */
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extern int _rl_fix_last_undo_of_type PARAMS((int, int, int));
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/* util.c */
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extern char *_rl_savestring PARAMS((const char *));
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/*************************************************************************
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* *
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* Functions and variables private to the readline library *
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* *
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*************************************************************************/
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/* NOTE: Functions and variables prefixed with `_rl_' are
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pseudo-global: they are global so they can be shared
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between files in the readline library, but are not intended
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to be visible to readline callers. */
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/*************************************************************************
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* Undocumented private functions *
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*************************************************************************/
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#if defined(READLINE_CALLBACKS)
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/* readline.c */
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extern void readline_internal_setup PARAMS((void));
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extern char *readline_internal_teardown PARAMS((int));
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extern int readline_internal_char PARAMS((void));
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extern _rl_keyseq_cxt *_rl_keyseq_cxt_alloc PARAMS((void));
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extern void _rl_keyseq_cxt_dispose PARAMS((_rl_keyseq_cxt *));
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extern void _rl_keyseq_chain_dispose PARAMS((void));
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extern int _rl_dispatch_callback PARAMS((_rl_keyseq_cxt *));
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/* callback.c */
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extern _rl_callback_generic_arg *_rl_callback_data_alloc PARAMS((int));
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extern void _rl_callback_data_dispose PARAMS((_rl_callback_generic_arg *));
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#endif /* READLINE_CALLBACKS */
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/* bind.c */
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/* complete.c */
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extern char _rl_find_completion_word PARAMS((int *, int *));
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extern void _rl_free_match_list PARAMS((char **));
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/* display.c */
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extern char *_rl_strip_prompt PARAMS((char *));
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extern void _rl_move_cursor_relative PARAMS((int, const char *));
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extern void _rl_move_vert PARAMS((int));
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extern void _rl_save_prompt PARAMS((void));
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extern void _rl_restore_prompt PARAMS((void));
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extern char *_rl_make_prompt_for_search PARAMS((int));
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extern void _rl_erase_at_end_of_line PARAMS((int));
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extern void _rl_clear_to_eol PARAMS((int));
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extern void _rl_clear_screen PARAMS((void));
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extern void _rl_update_final PARAMS((void));
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extern void _rl_redisplay_after_sigwinch PARAMS((void));
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extern void _rl_clean_up_for_exit PARAMS((void));
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extern void _rl_erase_entire_line PARAMS((void));
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extern int _rl_current_display_line PARAMS((void));
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/* input.c */
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extern int _rl_any_typein PARAMS((void));
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extern int _rl_input_available PARAMS((void));
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extern int _rl_input_queued PARAMS((int));
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extern void _rl_insert_typein PARAMS((int));
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extern int _rl_unget_char PARAMS((int));
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extern int _rl_pushed_input_available PARAMS((void));
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/* isearch.c */
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extern _rl_search_cxt *_rl_scxt_alloc PARAMS((int, int));
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extern void _rl_scxt_dispose PARAMS((_rl_search_cxt *, int));
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extern int _rl_isearch_dispatch PARAMS((_rl_search_cxt *, int));
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extern int _rl_isearch_callback PARAMS((_rl_search_cxt *));
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extern int _rl_search_getchar PARAMS((_rl_search_cxt *));
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/* macro.c */
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extern void _rl_with_macro_input PARAMS((char *));
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extern int _rl_next_macro_key PARAMS((void));
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extern void _rl_push_executing_macro PARAMS((void));
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extern void _rl_pop_executing_macro PARAMS((void));
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extern void _rl_add_macro_char PARAMS((int));
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extern void _rl_kill_kbd_macro PARAMS((void));
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/* misc.c */
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extern int _rl_arg_overflow PARAMS((void));
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extern void _rl_arg_init PARAMS((void));
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extern int _rl_arg_getchar PARAMS((void));
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extern int _rl_arg_callback PARAMS((_rl_arg_cxt));
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extern void _rl_reset_argument PARAMS((void));
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extern void _rl_start_using_history PARAMS((void));
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extern int _rl_free_saved_history_line PARAMS((void));
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extern void _rl_set_insert_mode PARAMS((int, int));
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/* nls.c */
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extern int _rl_init_eightbit PARAMS((void));
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/* parens.c */
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extern void _rl_enable_paren_matching PARAMS((int));
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/* readline.c */
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extern void _rl_init_line_state PARAMS((void));
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extern void _rl_set_the_line PARAMS((void));
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extern int _rl_dispatch PARAMS((int, Keymap));
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extern int _rl_dispatch_subseq PARAMS((int, Keymap, int));
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extern void _rl_internal_char_cleanup PARAMS((void));
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/* rltty.c */
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extern int _rl_disable_tty_signals PARAMS((void));
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extern int _rl_restore_tty_signals PARAMS((void));
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/* search.c */
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extern int _rl_nsearch_callback PARAMS((_rl_search_cxt *));
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/* terminal.c */
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extern void _rl_get_screen_size PARAMS((int, int));
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extern int _rl_init_terminal_io PARAMS((const char *));
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#ifdef _MINIX
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extern void _rl_output_character_function PARAMS((int));
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#else
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extern int _rl_output_character_function PARAMS((int));
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#endif
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extern void _rl_output_some_chars PARAMS((const char *, int));
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extern int _rl_backspace PARAMS((int));
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extern void _rl_enable_meta_key PARAMS((void));
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extern void _rl_control_keypad PARAMS((int));
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extern void _rl_set_cursor PARAMS((int, int));
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/* text.c */
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extern void _rl_fix_point PARAMS((int));
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extern int _rl_replace_text PARAMS((const char *, int, int));
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extern int _rl_insert_char PARAMS((int, int));
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extern int _rl_overwrite_char PARAMS((int, int));
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extern int _rl_overwrite_rubout PARAMS((int, int));
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extern int _rl_rubout_char PARAMS((int, int));
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#if defined (HANDLE_MULTIBYTE)
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extern int _rl_char_search_internal PARAMS((int, int, char *, int));
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#else
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extern int _rl_char_search_internal PARAMS((int, int, int));
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#endif
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extern int _rl_set_mark_at_pos PARAMS((int));
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/* undo.c */
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extern UNDO_LIST *_rl_copy_undo_entry PARAMS((UNDO_LIST *));
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extern UNDO_LIST *_rl_copy_undo_list PARAMS((UNDO_LIST *));
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/* util.c */
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extern int _rl_abort_internal PARAMS((void));
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extern char *_rl_strindex PARAMS((const char *, const char *));
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extern int _rl_qsort_string_compare PARAMS((char **, char **));
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extern int (_rl_uppercase_p) PARAMS((int));
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extern int (_rl_lowercase_p) PARAMS((int));
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extern int (_rl_pure_alphabetic) PARAMS((int));
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extern int (_rl_digit_p) PARAMS((int));
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extern int (_rl_to_lower) PARAMS((int));
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extern int (_rl_to_upper) PARAMS((int));
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extern int (_rl_digit_value) PARAMS((int));
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/* vi_mode.c */
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extern void _rl_vi_initialize_line PARAMS((void));
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extern void _rl_vi_reset_last PARAMS((void));
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extern void _rl_vi_set_last PARAMS((int, int, int));
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extern int _rl_vi_textmod_command PARAMS((int));
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extern void _rl_vi_done_inserting PARAMS((void));
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/*************************************************************************
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* Undocumented private variables *
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*************************************************************************/
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/* bind.c */
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extern const char *_rl_possible_control_prefixes[];
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extern const char *_rl_possible_meta_prefixes[];
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/* callback.c */
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extern _rl_callback_func_t *_rl_callback_func;
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extern _rl_callback_generic_arg *_rl_callback_data;
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/* complete.c */
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extern int _rl_complete_show_all;
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extern int _rl_complete_show_unmodified;
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extern int _rl_complete_mark_directories;
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extern int _rl_complete_mark_symlink_dirs;
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extern int _rl_print_completions_horizontally;
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extern int _rl_completion_case_fold;
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extern int _rl_match_hidden_files;
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extern int _rl_page_completions;
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/* display.c */
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extern int _rl_vis_botlin;
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extern int _rl_last_c_pos;
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extern int _rl_suppress_redisplay;
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extern int _rl_want_redisplay;
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extern char *rl_display_prompt;
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/* isearch.c */
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extern char *_rl_isearch_terminators;
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extern _rl_search_cxt *_rl_iscxt;
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/* macro.c */
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extern char *_rl_executing_macro;
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/* misc.c */
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extern int _rl_history_preserve_point;
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extern int _rl_history_saved_point;
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extern _rl_arg_cxt _rl_argcxt;
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/* readline.c */
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extern int _rl_horizontal_scroll_mode;
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extern int _rl_mark_modified_lines;
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extern int _rl_bell_preference;
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extern int _rl_meta_flag;
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extern int _rl_convert_meta_chars_to_ascii;
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extern int _rl_output_meta_chars;
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extern int _rl_bind_stty_chars;
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extern char *_rl_comment_begin;
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extern unsigned char _rl_parsing_conditionalized_out;
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extern Keymap _rl_keymap;
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extern FILE *_rl_in_stream;
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extern FILE *_rl_out_stream;
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extern int _rl_last_command_was_kill;
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extern int _rl_eof_char;
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extern procenv_t readline_top_level;
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/* search.c */
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extern _rl_search_cxt *_rl_nscxt;
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/* terminal.c */
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extern int _rl_enable_keypad;
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extern int _rl_enable_meta;
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extern char *_rl_term_clreol;
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extern char *_rl_term_clrpag;
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extern char *_rl_term_im;
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extern char *_rl_term_ic;
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extern char *_rl_term_ei;
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extern char *_rl_term_DC;
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extern char *_rl_term_up;
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extern char *_rl_term_dc;
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extern char *_rl_term_cr;
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extern char *_rl_term_IC;
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extern char *_rl_term_forward_char;
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extern int _rl_screenheight;
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extern int _rl_screenwidth;
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extern int _rl_screenchars;
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extern int _rl_terminal_can_insert;
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extern int _rl_term_autowrap;
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/* undo.c */
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extern int _rl_doing_an_undo;
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extern int _rl_undo_group_level;
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/* vi_mode.c */
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extern int _rl_vi_last_command;
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#endif /* _RL_PRIVATE_H_ */
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