diff options
Diffstat (limited to 'lib/readline')
39 files changed, 2662 insertions, 1124 deletions
diff --git a/lib/readline/Makefile.in b/lib/readline/Makefile.in index a118304..98169e4 100644 --- a/lib/readline/Makefile.in +++ b/lib/readline/Makefile.in @@ -4,7 +4,7 @@ # # ############################################################################# -# Copyright (C) 1994 Free Software Foundation, Inc. +# Copyright (C) 1994-2005 Free Software Foundation, Inc. # This program is free software; you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by diff --git a/lib/readline/bind.c b/lib/readline/bind.c index 15d0e4e..7559d32 100644 --- a/lib/readline/bind.c +++ b/lib/readline/bind.c @@ -1,6 +1,6 @@ /* bind.c -- key binding and startup file support for the readline library. */ -/* Copyright (C) 1987, 1989, 1992 Free Software Foundation, Inc. +/* Copyright (C) 1987-2005 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. @@ -77,6 +77,9 @@ static char *_rl_read_file PARAMS((char *, size_t *)); static void _rl_init_file_error PARAMS((const char *)); static int _rl_read_init_file PARAMS((const char *, int)); static int glean_key_from_name PARAMS((char *)); +static int find_boolean_var PARAMS((const char *)); + +static char *_rl_get_string_variable_value PARAMS((const char *)); static int substring_member_of_array PARAMS((char *, const char **)); static int currently_reading_init_file; @@ -341,7 +344,7 @@ rl_generic_bind (type, keyseq, data, map) k.function = 0; /* If no keys to bind to, exit right away. */ - if (!keyseq || !*keyseq) + if (keyseq == 0 || *keyseq == 0) { if (type == ISMACR) free (data); @@ -369,7 +372,7 @@ rl_generic_bind (type, keyseq, data, map) if (ic < 0 || ic >= KEYMAP_SIZE) return -1; - if (_rl_convert_meta_chars_to_ascii && META_CHAR (ic)) + if (META_CHAR (ic) && _rl_convert_meta_chars_to_ascii) { ic = UNMETA (ic); if (map[ESC].type == ISKMAP) @@ -460,7 +463,14 @@ rl_translate_keyseq (seq, array, len) else if (c == 'M') { i++; - array[l++] = ESC; /* ESC is meta-prefix */ + /* XXX - should obey convert-meta setting? */ + if (_rl_convert_meta_chars_to_ascii && _rl_keymap[ESC].type == ISKMAP) + array[l++] = ESC; /* ESC is meta-prefix */ + else + { + i++; + array[l++] = META (seq[i]); + } } else if (c == 'C') { @@ -1185,9 +1195,9 @@ rl_parse_and_bind (string) /* If this is a command to set a variable, then do that. */ if (_rl_stricmp (string, "set") == 0) { - char *var = string + i; - char *value; + char *var, *value, *e; + var = string + i; /* Make VAR point to start of variable name. */ while (*var && whitespace (*var)) var++; @@ -1198,6 +1208,20 @@ rl_parse_and_bind (string) *value++ = '\0'; while (*value && whitespace (*value)) value++; + /* Strip trailing whitespace from values to boolean variables. Temp + fix until I get a real quoted-string parser here. */ + i = find_boolean_var (var); + if (i >= 0) + { + /* remove trailing whitespace */ + e = value + strlen (value) - 1; + while (e >= value && whitespace (*e)) + e--; + e++; /* skip back to whitespace or EOS */ + if (*e && e >= value) + *e = '\0'; + } + rl_variable_bind (var, value); return 0; } @@ -1218,8 +1242,9 @@ rl_parse_and_bind (string) the quoted string delimiter, like the shell. */ if (*funname == '\'' || *funname == '"') { - int delimiter = string[i++], passc; + int delimiter, passc; + delimiter = string[i++]; for (passc = 0; c = string[i]; i++) { if (passc) @@ -1355,6 +1380,7 @@ static struct { int *value; int flags; } boolean_varlist [] = { + { "bind-tty-special-chars", &_rl_bind_stty_chars, 0 }, { "blink-matching-paren", &rl_blink_matching_paren, V_SPECIAL }, { "byte-oriented", &rl_byte_oriented, 0 }, { "completion-ignore-case", &_rl_completion_case_fold, 0 }, @@ -1468,13 +1494,34 @@ find_string_var (name) values result in 0 (false). */ static int bool_to_int (value) - char *value; + const char *value; { return (value == 0 || *value == '\0' || (_rl_stricmp (value, "on") == 0) || (value[0] == '1' && value[1] == '\0')); } +char * +rl_variable_value (name) + const char *name; +{ + register int i; + int v; + char *ret; + + /* Check for simple variables first. */ + i = find_boolean_var (name); + if (i >= 0) + return (*boolean_varlist[i].value ? "on" : "off"); + + i = find_string_var (name); + if (i >= 0) + return (_rl_get_string_variable_value (string_varlist[i].name)); + + /* Unknown variable names return NULL. */ + return 0; +} + int rl_variable_bind (name, value) const char *name, *value; @@ -2117,12 +2164,68 @@ rl_dump_macros (count, key) return (0); } +static char * +_rl_get_string_variable_value (name) + const char *name; +{ + static char numbuf[32]; + char *ret; + int n; + + if (_rl_stricmp (name, "bell-style") == 0) + { + switch (_rl_bell_preference) + { + case NO_BELL: + return "none"; + case VISIBLE_BELL: + return "visible"; + case AUDIBLE_BELL: + default: + return "audible"; + } + } + else if (_rl_stricmp (name, "comment-begin") == 0) + return (_rl_comment_begin ? _rl_comment_begin : RL_COMMENT_BEGIN_DEFAULT); + else if (_rl_stricmp (name, "completion-query-items") == 0) + { + sprintf (numbuf, "%d", rl_completion_query_items); + return (numbuf); + } + else if (_rl_stricmp (name, "editing-mode") == 0) + return (rl_get_keymap_name_from_edit_mode ()); + else if (_rl_stricmp (name, "isearch-terminators") == 0) + { + if (_rl_isearch_terminators == 0) + return 0; + ret = _rl_untranslate_macro_value (_rl_isearch_terminators); + if (ret) + { + strncpy (numbuf, ret, sizeof (numbuf) - 1); + free (ret); + numbuf[sizeof(numbuf) - 1] = '\0'; + } + else + numbuf[0] = '\0'; + return numbuf; + } + else if (_rl_stricmp (name, "keymap") == 0) + { + ret = rl_get_keymap_name (_rl_keymap); + if (ret == 0) + ret = rl_get_keymap_name_from_edit_mode (); + return (ret ? ret : "none"); + } + else + return (0); +} + void rl_variable_dumper (print_readably) int print_readably; { int i; - const char *kname; + char *v; for (i = 0; boolean_varlist[i].name; i++) { @@ -2134,63 +2237,16 @@ rl_variable_dumper (print_readably) *boolean_varlist[i].value ? "on" : "off"); } - /* bell-style */ - switch (_rl_bell_preference) - { - case NO_BELL: - kname = "none"; break; - case VISIBLE_BELL: - kname = "visible"; break; - case AUDIBLE_BELL: - default: - kname = "audible"; break; - } - if (print_readably) - fprintf (rl_outstream, "set bell-style %s\n", kname); - else - fprintf (rl_outstream, "bell-style is set to `%s'\n", kname); - - /* comment-begin */ - if (print_readably) - fprintf (rl_outstream, "set comment-begin %s\n", _rl_comment_begin ? _rl_comment_begin : RL_COMMENT_BEGIN_DEFAULT); - else - fprintf (rl_outstream, "comment-begin is set to `%s'\n", _rl_comment_begin ? _rl_comment_begin : RL_COMMENT_BEGIN_DEFAULT); - - /* completion-query-items */ - if (print_readably) - fprintf (rl_outstream, "set completion-query-items %d\n", rl_completion_query_items); - else - fprintf (rl_outstream, "completion-query-items is set to `%d'\n", rl_completion_query_items); - - /* editing-mode */ - if (print_readably) - fprintf (rl_outstream, "set editing-mode %s\n", (rl_editing_mode == emacs_mode) ? "emacs" : "vi"); - else - fprintf (rl_outstream, "editing-mode is set to `%s'\n", (rl_editing_mode == emacs_mode) ? "emacs" : "vi"); - - /* isearch-terminators */ - if (_rl_isearch_terminators) + for (i = 0; string_varlist[i].name; i++) { - char *disp; - - disp = _rl_untranslate_macro_value (_rl_isearch_terminators); - + v = _rl_get_string_variable_value (string_varlist[i].name); + if (v == 0) /* _rl_isearch_terminators can be NULL */ + continue; if (print_readably) - fprintf (rl_outstream, "set isearch-terminators \"%s\"\n", disp); + fprintf (rl_outstream, "set %s %s\n", string_varlist[i].name, v); else - fprintf (rl_outstream, "isearch-terminators is set to \"%s\"\n", disp); - - free (disp); + fprintf (rl_outstream, "%s is set to `%s'\n", string_varlist[i].name, v); } - - /* keymap */ - kname = rl_get_keymap_name (_rl_keymap); - if (kname == 0) - kname = rl_get_keymap_name_from_edit_mode (); - if (print_readably) - fprintf (rl_outstream, "set keymap %s\n", kname ? kname : "none"); - else - fprintf (rl_outstream, "keymap is set to `%s'\n", kname ? kname : "none"); } /* Print all of the current variables and their values to diff --git a/lib/readline/callback.c b/lib/readline/callback.c index 5b05ea5..9120969 100644 --- a/lib/readline/callback.c +++ b/lib/readline/callback.c @@ -1,6 +1,6 @@ /* callback.c -- functions to use readline as an X `callback' mechanism. */ -/* Copyright (C) 1987, 1989, 1992 Free Software Foundation, Inc. +/* Copyright (C) 1987-2005 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. @@ -44,9 +44,14 @@ #include "readline.h" #include "rlprivate.h" +/* Private data for callback registration functions. See comments in + rl_callback_read_char for more details. */ +_rl_callback_func_t *_rl_callback_func = 0; +_rl_callback_generic_arg *_rl_callback_data = 0; + /* **************************************************************** */ /* */ -/* Callback Readline Functions */ +/* Callback Readline Functions */ /* */ /* **************************************************************** */ @@ -72,7 +77,8 @@ _rl_callback_newline () { in_handler = 1; - (*rl_prep_term_function) (_rl_meta_flag); + if (rl_prep_term_function) + (*rl_prep_term_function) (_rl_meta_flag); #if defined (HANDLE_SIGNALS) rl_set_signals (); @@ -89,6 +95,7 @@ rl_callback_handler_install (prompt, linefunc) rl_vcpfunc_t *linefunc; { rl_set_prompt (prompt); + RL_SETSTATE (RL_STATE_CALLBACK); rl_linefunc = linefunc; _rl_callback_newline (); } @@ -98,7 +105,8 @@ void rl_callback_read_char () { char *line; - int eof; + int eof, jcode; + static procenv_t olevel; if (rl_linefunc == NULL) { @@ -106,7 +114,79 @@ rl_callback_read_char () abort (); } - eof = readline_internal_char (); + memcpy ((void *)olevel, (void *)readline_top_level, sizeof (procenv_t)); + jcode = setjmp (readline_top_level); + if (jcode) + { + (*rl_redisplay_function) (); + _rl_want_redisplay = 0; + memcpy ((void *)readline_top_level, (void *)olevel, sizeof (procenv_t)); + return; + } + + if (RL_ISSTATE (RL_STATE_ISEARCH)) + { + eof = _rl_isearch_callback (_rl_iscxt); + if (eof == 0 && (RL_ISSTATE (RL_STATE_ISEARCH) == 0) && RL_ISSTATE (RL_STATE_INPUTPENDING)) + rl_callback_read_char (); + + return; + } + else if (RL_ISSTATE (RL_STATE_NSEARCH)) + { + eof = _rl_nsearch_callback (_rl_nscxt); + return; + } + else if (RL_ISSTATE (RL_STATE_NUMERICARG)) + { + eof = _rl_arg_callback (_rl_argcxt); + if (eof == 0 && (RL_ISSTATE (RL_STATE_NUMERICARG) == 0) && RL_ISSTATE (RL_STATE_INPUTPENDING)) + rl_callback_read_char (); + /* XXX - this should handle _rl_last_command_was_kill better */ + else if (RL_ISSTATE (RL_STATE_NUMERICARG) == 0) + _rl_internal_char_cleanup (); + + return; + } + else if (RL_ISSTATE (RL_STATE_MULTIKEY)) + { + eof = _rl_dispatch_callback (_rl_kscxt); /* For now */ + while ((eof == -1 || eof == -2) && RL_ISSTATE (RL_STATE_MULTIKEY) && _rl_kscxt && (_rl_kscxt->flags & KSEQ_DISPATCHED)) + eof = _rl_dispatch_callback (_rl_kscxt); + if (RL_ISSTATE (RL_STATE_MULTIKEY) == 0) + { + _rl_internal_char_cleanup (); + _rl_want_redisplay = 1; + } + } + else if (_rl_callback_func) + { + /* This allows functions that simply need to read an additional character + (like quoted-insert) to register a function to be called when input is + available. _rl_callback_data is simply a pointer to a struct that has + the argument count originally passed to the registering function and + space for any additional parameters. */ + eof = (*_rl_callback_func) (_rl_callback_data); + /* If the function `deregisters' itself, make sure the data is cleaned + up. */ + if (_rl_callback_func == 0) + { + if (_rl_callback_data) + { + _rl_callback_data_dispose (_rl_callback_data); + _rl_callback_data = 0; + } + _rl_internal_char_cleanup (); + } + } + else + eof = readline_internal_char (); + + if (rl_done == 0 && _rl_want_redisplay) + { + (*rl_redisplay_function) (); + _rl_want_redisplay = 0; + } /* We loop in case some function has pushed input back with rl_execute_next. */ for (;;) @@ -115,7 +195,8 @@ rl_callback_read_char () { line = readline_internal_teardown (eof); - (*rl_deprep_term_function) (); + if (rl_deprep_term_function) + (*rl_deprep_term_function) (); #if defined (HANDLE_SIGNALS) rl_clear_signals (); #endif @@ -131,10 +212,10 @@ rl_callback_read_char () if (in_handler == 0 && rl_linefunc) _rl_callback_newline (); } - if (rl_pending_input || _rl_pushed_input_available ()) + if (rl_pending_input || _rl_pushed_input_available () || RL_ISSTATE (RL_STATE_MACROINPUT)) eof = readline_internal_char (); else - break; + break; } } @@ -143,14 +224,37 @@ void rl_callback_handler_remove () { rl_linefunc = NULL; + RL_UNSETSTATE (RL_STATE_CALLBACK); if (in_handler) { in_handler = 0; - (*rl_deprep_term_function) (); + if (rl_deprep_term_function) + (*rl_deprep_term_function) (); #if defined (HANDLE_SIGNALS) rl_clear_signals (); #endif } } +_rl_callback_generic_arg * +_rl_callback_data_alloc (count) + int count; +{ + _rl_callback_generic_arg *arg; + + arg = (_rl_callback_generic_arg *)xmalloc (sizeof (_rl_callback_generic_arg)); + arg->count = count; + + arg->i1 = arg->i2 = 0; + + return arg; +} + +void _rl_callback_data_dispose (arg) + _rl_callback_generic_arg *arg; +{ + if (arg) + free (arg); +} + #endif diff --git a/lib/readline/chardefs.h b/lib/readline/chardefs.h index cb04c98..def3a11 100644 --- a/lib/readline/chardefs.h +++ b/lib/readline/chardefs.h @@ -86,6 +86,8 @@ /* Some systems define these; we want our definitions. */ #undef ISPRINT +/* Beware: these only work with single-byte ASCII characters. */ + #define ISALNUM(c) (IN_CTYPE_DOMAIN (c) && isalnum (c)) #define ISALPHA(c) (IN_CTYPE_DOMAIN (c) && isalpha (c)) #define ISDIGIT(c) (IN_CTYPE_DOMAIN (c) && isdigit (c)) diff --git a/lib/readline/complete.c b/lib/readline/complete.c index d212f61..d93c15a 100644 --- a/lib/readline/complete.c +++ b/lib/readline/complete.c @@ -1,6 +1,6 @@ /* complete.c -- filename completion for readline. */ -/* Copyright (C) 1987-2004 Free Software Foundation, Inc. +/* Copyright (C) 1987-2005 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. @@ -48,7 +48,9 @@ extern int errno; #endif /* !errno */ +#if defined (HAVE_PWD_H) #include <pwd.h> +#endif #include "posixdir.h" #include "posixstat.h" @@ -79,9 +81,9 @@ typedef int QSFUNC (); /* Most systems don't declare getpwent in <pwd.h> if _POSIX_SOURCE is defined. */ -#if !defined (HAVE_GETPW_DECLS) || defined (_POSIX_SOURCE) +#if defined (HAVE_GETPWENT) && (!defined (HAVE_GETPW_DECLS) || defined (_POSIX_SOURCE)) extern struct passwd *getpwent PARAMS((void)); -#endif /* !HAVE_GETPW_DECLS || _POSIX_SOURCE */ +#endif /* HAVE_GETPWENT && (!HAVE_GETPW_DECLS || _POSIX_SOURCE) */ /* If non-zero, then this is the address of a function to call when completing a word would normally display the list of possible matches. @@ -206,7 +208,8 @@ int rl_completion_type = 0; /* Up to this many items will be displayed in response to a possible-completions call. After that, we ask the user if - she is sure she wants to see them all. */ + she is sure she wants to see them all. A negative value means + don't ask. */ int rl_completion_query_items = 100; int _rl_page_completions = 1; @@ -621,6 +624,8 @@ fnprint (to_print) mbstate_t ps; const char *end; size_t tlen; + int width, w; + wchar_t wc; end = to_print + strlen (to_print) + 1; memset (&ps, 0, sizeof (mbstate_t)); @@ -653,21 +658,28 @@ fnprint (to_print) else { #if defined (HANDLE_MULTIBYTE) - tlen = mbrlen (s, end - s, &ps); + tlen = mbrtowc (&wc, s, end - s, &ps); if (MB_INVALIDCH (tlen)) { tlen = 1; + width = 1; memset (&ps, 0, sizeof (mbstate_t)); } else if (MB_NULLWCH (tlen)) break; + else + { + w = wcwidth (wc); + width = (w >= 0) ? w : 1; + } fwrite (s, 1, tlen, rl_outstream); s += tlen; + printed_len += width; #else putc (*s, rl_outstream); s++; -#endif printed_len++; +#endif } } @@ -683,7 +695,7 @@ print_filename (to_print, full_pathname) char *to_print, *full_pathname; { int printed_len, extension_char, slen, tlen; - char *s, c, *new_full_pathname; + char *s, c, *new_full_pathname, *dn; extension_char = 0; printed_len = fnprint (to_print); @@ -708,7 +720,17 @@ print_filename (to_print, full_pathname) files in the root directory. If we pass a null string to the bash directory completion hook, for example, it will expand it to the current directory. We just want the `/'. */ - s = tilde_expand (full_pathname && *full_pathname ? full_pathname : "/"); + if (full_pathname == 0 || *full_pathname == 0) + dn = "/"; + else if (full_pathname[0] != '/') + dn = full_pathname; + else if (full_pathname[1] == 0) + dn = "//"; /* restore trailing slash to `//' */ + else if (full_pathname[1] == '/' && full_pathname[2] == 0) + dn = "/"; /* don't turn /// into // */ + else + dn = full_pathname; + s = tilde_expand (dn); if (rl_directory_completion_hook) (*rl_directory_completion_hook) (&s); @@ -716,6 +738,10 @@ print_filename (to_print, full_pathname) tlen = strlen (to_print); new_full_pathname = (char *)xmalloc (slen + tlen + 2); strcpy (new_full_pathname, s); + if (s[slen - 1] == '/') + slen--; + else + new_full_pathname[slen] = '/'; new_full_pathname[slen] = '/'; strcpy (new_full_pathname + slen + 1, to_print); @@ -807,14 +833,7 @@ _rl_find_completion_word (fp, dp) quote substrings for the completer. Try to find the start of an unclosed quoted substring. */ /* FOUND_QUOTE is set so we know what kind of quotes we found. */ -#if defined (HANDLE_MULTIBYTE) - for (scan = pass_next = 0; scan < end; - scan = ((MB_CUR_MAX == 1 || rl_byte_oriented) - ? (scan + 1) - : _rl_find_next_mbchar (rl_line_buffer, scan, 1, MB_FIND_ANY))) -#else - for (scan = pass_next = 0; scan < end; scan++) -#endif + for (scan = pass_next = 0; scan < end; scan = MB_NEXTCHAR (rl_line_buffer, scan, 1, MB_FIND_ANY)) { if (pass_next) { @@ -864,11 +883,7 @@ _rl_find_completion_word (fp, dp) /* We didn't find an unclosed quoted substring upon which to do completion, so use the word break characters to find the substring on which to complete. */ -#if defined (HANDLE_MULTIBYTE) - while (rl_point = _rl_find_prev_mbchar (rl_line_buffer, rl_point, MB_FIND_ANY)) -#else - while (--rl_point) -#endif + while (rl_point = MB_PREVCHAR (rl_line_buffer, rl_point, MB_FIND_ANY)) { scan = rl_line_buffer[rl_point]; @@ -1151,7 +1166,7 @@ compute_lcd_of_matches (match_list, matches, text) rl_completion_found_quote && rl_filename_quoting_desired) { - dtext = (*rl_filename_dequoting_function) (text, rl_completion_quote_character); + dtext = (*rl_filename_dequoting_function) ((char *)text, rl_completion_quote_character); text = dtext; } @@ -1397,7 +1412,7 @@ display_matches (matches) /* If there are many items, then ask the user if she really wants to see them all. */ - if (len >= rl_completion_query_items) + if (rl_completion_query_items > 0 && len >= rl_completion_query_items) { rl_crlf (); fprintf (rl_outstream, "Display all %d possibilities? (y or n)", len); @@ -1534,7 +1549,7 @@ append_to_match (text, delimiter, quote_char, nontrivial_match) : stat (filename, &finfo); if (s == 0 && S_ISDIR (finfo.st_mode)) { - if (_rl_complete_mark_directories) + if (_rl_complete_mark_directories /* && rl_completion_suppress_append == 0 */) { /* This is clumsy. Avoid putting in a double slash if point is at the end of the line and the previous character is a @@ -1848,16 +1863,20 @@ rl_username_completion_function (text, state) setpwent (); } +#if defined (HAVE_GETPWENT) while (entry = getpwent ()) { /* Null usernames should result in all users as possible completions. */ if (namelen == 0 || (STREQN (username, entry->pw_name, namelen))) break; } +#endif if (entry == 0) { +#if defined (HAVE_GETPWENT) endpwent (); +#endif return ((char *)NULL); } else @@ -2169,9 +2188,11 @@ rl_menu_complete (count, ignore) return (0); } - match_list_index = (match_list_index + count) % match_list_size; + match_list_index += count; if (match_list_index < 0) match_list_index += match_list_size; + else + match_list_index %= match_list_size; if (match_list_index == 0 && match_list_size > 1) { diff --git a/lib/readline/display.c b/lib/readline/display.c index ff0cf5a..b22521b 100644 --- a/lib/readline/display.c +++ b/lib/readline/display.c @@ -1,6 +1,6 @@ /* display.c -- readline redisplay facility. */ -/* Copyright (C) 1987-2004 Free Software Foundation, Inc. +/* Copyright (C) 1987-2005 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. @@ -118,16 +118,24 @@ rl_voidfunc_t *rl_redisplay_function = rl_redisplay; int rl_display_fixed = 0; int _rl_suppress_redisplay = 0; +int _rl_want_redisplay = 0; /* The stuff that gets printed out before the actual text of the line. This is usually pointing to rl_prompt. */ char *rl_display_prompt = (char *)NULL; /* Pseudo-global variables declared here. */ + /* The visible cursor position. If you print some text, adjust this. */ +/* NOTE: _rl_last_c_pos is used as a buffer index when not in a locale + supporting multibyte characters, and an absolute cursor position when + in such a locale. This is an artifact of the donated multibyte support. + Care must be taken when modifying its value. */ int _rl_last_c_pos = 0; int _rl_last_v_pos = 0; +static int cpos_adjusted; + /* Number of lines currently on screen minus 1. */ int _rl_vis_botlin = 0; @@ -180,6 +188,18 @@ static int prompt_last_screen_line; static int prompt_physical_chars; +/* Variables to save and restore prompt and display information. */ + +/* These are getting numerous enough that it's time to create a struct. */ + +static char *saved_local_prompt; +static char *saved_local_prefix; +static int saved_last_invisible; +static int saved_visible_length; +static int saved_prefix_length; +static int saved_invis_chars_first_line; +static int saved_physical_chars; + /* Expand the prompt string S and return the number of visible characters in *LP, if LP is not null. This is currently more-or-less a placeholder for expansion. LIP, if non-null is a place to store the @@ -236,7 +256,8 @@ expand_prompt (pmt, lp, lip, niflp, vlp) else if (ignoring && *p == RL_PROMPT_END_IGNORE) { ignoring = 0; - last = r - ret - 1; + if (p[-1] != RL_PROMPT_START_IGNORE) + last = r - ret - 1; continue; } else @@ -335,7 +356,8 @@ rl_expand_prompt (prompt) FREE (local_prompt_prefix); local_prompt = local_prompt_prefix = (char *)0; - prompt_last_invisible = prompt_visible_length = 0; + prompt_last_invisible = prompt_invis_chars_first_line = 0; + prompt_visible_length = prompt_physical_chars = 0; if (prompt == 0 || *prompt == 0) return (0); @@ -423,7 +445,7 @@ rl_redisplay () { register int in, out, c, linenum, cursor_linenum; register char *line; - int c_pos, inv_botlin, lb_botlin, lb_linenum; + int c_pos, inv_botlin, lb_botlin, lb_linenum, o_cpos; int newlines, lpos, temp, modmark, n0, num; char *prompt_this_line; #if defined (HANDLE_MULTIBYTE) @@ -440,7 +462,7 @@ rl_redisplay () if (!rl_display_prompt) rl_display_prompt = ""; - if (invisible_line == 0) + if (invisible_line == 0 || vis_lbreaks == 0) { init_line_structures (0); rl_on_new_line (); @@ -833,7 +855,7 @@ rl_redisplay () if (_rl_horizontal_scroll_mode == 0 && _rl_term_up && *_rl_term_up) { - int nleft, pos, changed_screen_line; + int nleft, pos, changed_screen_line, tx; if (!rl_display_fixed || forced_display) { @@ -864,9 +886,26 @@ rl_redisplay () /* For each line in the buffer, do the updating display. */ for (linenum = 0; linenum <= inv_botlin; linenum++) { + o_cpos = _rl_last_c_pos; + cpos_adjusted = 0; update_line (VIS_LINE(linenum), INV_LINE(linenum), linenum, VIS_LLEN(linenum), INV_LLEN(linenum), inv_botlin); + /* update_line potentially changes _rl_last_c_pos, but doesn't + take invisible characters into account, since _rl_last_c_pos + is an absolute cursor position in a multibyte locale. See + if compensating here is the right thing, or if we have to + change update_line itself. There is one case in which + update_line adjusts _rl_last_c_pos itself (so it can pass + _rl_move_cursor_relative accurate values); it communicates + this back by setting cpos_adjusted */ + if (linenum == 0 && (MB_CUR_MAX > 1 && rl_byte_oriented == 0) && + cpos_adjusted == 0 && + _rl_last_c_pos != o_cpos && + _rl_last_c_pos > wrap_offset && + o_cpos < prompt_last_invisible) + _rl_last_c_pos -= wrap_offset; + /* If this is the line with the prompt, we might need to compensate for invisible characters in the new line. Do this only if there is not more than one new line (which @@ -878,7 +917,10 @@ rl_redisplay () (wrap_offset > visible_wrap_offset) && (_rl_last_c_pos < visible_first_line_len)) { - nleft = _rl_screenwidth + wrap_offset - _rl_last_c_pos; + if (MB_CUR_MAX > 1 && rl_byte_oriented == 0) + nleft = _rl_screenwidth - _rl_last_c_pos; + else + nleft = _rl_screenwidth + wrap_offset - _rl_last_c_pos; if (nleft) _rl_clear_to_eol (nleft); } @@ -914,7 +956,7 @@ rl_redisplay () the physical cursor position on the screen stays the same, but the buffer position needs to be adjusted to account for invisible characters. */ - if (cursor_linenum == 0 && wrap_offset) + if ((MB_CUR_MAX == 1 || rl_byte_oriented) && cursor_linenum == 0 && wrap_offset) _rl_last_c_pos += wrap_offset; } @@ -935,7 +977,7 @@ rl_redisplay () #endif _rl_output_some_chars (local_prompt, nleft); if (MB_CUR_MAX > 1 && rl_byte_oriented == 0) - _rl_last_c_pos = _rl_col_width (local_prompt, 0, nleft); + _rl_last_c_pos = _rl_col_width (local_prompt, 0, nleft) - wrap_offset; else _rl_last_c_pos = nleft; } @@ -947,18 +989,31 @@ rl_redisplay () start of the line and the cursor position. */ nleft = c_pos - pos; + /* NLEFT is now a number of characters in a buffer. When in a + multibyte locale, however, _rl_last_c_pos is an absolute cursor + position that doesn't take invisible characters in the prompt + into account. We use a fudge factor to compensate. */ + /* Since _rl_backspace() doesn't know about invisible characters in the prompt, and there's no good way to tell it, we compensate for those characters here and call _rl_backspace() directly. */ if (wrap_offset && cursor_linenum == 0 && nleft < _rl_last_c_pos) { - _rl_backspace (_rl_last_c_pos - nleft); if (MB_CUR_MAX > 1 && rl_byte_oriented == 0) - _rl_last_c_pos = _rl_col_width (&visible_line[pos], 0, nleft); + tx = _rl_col_width (&visible_line[pos], 0, nleft) - visible_wrap_offset; else - _rl_last_c_pos = nleft; + tx = nleft; + if (_rl_last_c_pos > tx) + { + _rl_backspace (_rl_last_c_pos - tx); /* XXX */ + _rl_last_c_pos = tx; + } } + /* We need to note that in a multibyte locale we are dealing with + _rl_last_c_pos as an absolute cursor position, but moving to a + point specified by a buffer position (NLEFT) that doesn't take + invisible characters into account. */ if (MB_CUR_MAX > 1 && rl_byte_oriented == 0) _rl_move_cursor_relative (nleft, &invisible_line[pos]); else if (nleft != _rl_last_c_pos) @@ -1117,7 +1172,10 @@ update_line (old, new, current_line, omax, nmax, inv_botlin) the exact cursor position and cut-and-paste with certain terminal emulators. In this calculation, TEMP is the physical screen position of the cursor. */ - temp = _rl_last_c_pos - W_OFFSET(_rl_last_v_pos, visible_wrap_offset); + if (MB_CUR_MAX > 1 && rl_byte_oriented == 0) + temp = _rl_last_c_pos; + else + temp = _rl_last_c_pos - W_OFFSET(_rl_last_v_pos, visible_wrap_offset); if (temp == _rl_screenwidth && _rl_term_autowrap && !_rl_horizontal_scroll_mode && _rl_last_v_pos == current_line - 1) { @@ -1182,7 +1240,7 @@ update_line (old, new, current_line, omax, nmax, inv_botlin) putc (new[0], rl_outstream); else putc (' ', rl_outstream); - _rl_last_c_pos = 1; /* XXX */ + _rl_last_c_pos = 1; _rl_last_v_pos++; if (old[0] && new[0]) old[0] = new[0]; @@ -1323,7 +1381,7 @@ update_line (old, new, current_line, omax, nmax, inv_botlin) if (_rl_last_v_pos != current_line) { _rl_move_vert (current_line); - if (current_line == 0 && visible_wrap_offset) + if ((MB_CUR_MAX == 1 || rl_byte_oriented) && current_line == 0 && visible_wrap_offset) _rl_last_c_pos += visible_wrap_offset; } @@ -1352,7 +1410,12 @@ update_line (old, new, current_line, omax, nmax, inv_botlin) #endif _rl_output_some_chars (local_prompt, lendiff); if (MB_CUR_MAX > 1 && rl_byte_oriented == 0) - _rl_last_c_pos = _rl_col_width (local_prompt, 0, lendiff); + { + /* We take wrap_offset into account here so we can pass correct + information to _rl_move_cursor_relative. */ + _rl_last_c_pos = _rl_col_width (local_prompt, 0, lendiff) - wrap_offset; + cpos_adjusted = 1; + } else _rl_last_c_pos = lendiff; } @@ -1414,7 +1477,7 @@ update_line (old, new, current_line, omax, nmax, inv_botlin) insert_some_chars (nfd, lendiff, col_lendiff); _rl_last_c_pos += col_lendiff; } - else if (*ols == 0 && lendiff > 0) + else if ((MB_CUR_MAX == 1 || rl_byte_oriented != 0) && *ols == 0 && lendiff > 0) { /* At the end of a line the characters do not have to be "inserted". They can just be placed on the screen. */ @@ -1453,6 +1516,10 @@ update_line (old, new, current_line, omax, nmax, inv_botlin) /* cannot insert chars, write to EOL */ _rl_output_some_chars (nfd, temp); _rl_last_c_pos += col_temp; + /* If we're in a multibyte locale and were before the last invisible + char in the current line (which implies we just output some invisible + characters) we need to adjust _rl_last_c_pos, since it represents + a physical character position. */ } } else /* Delete characters from line. */ @@ -1484,7 +1551,7 @@ update_line (old, new, current_line, omax, nmax, inv_botlin) if (temp > 0) { _rl_output_some_chars (nfd, temp); - _rl_last_c_pos += col_temp; + _rl_last_c_pos += col_temp; /* XXX */ } lendiff = (oe - old) - (ne - new); if (MB_CUR_MAX > 1 && rl_byte_oriented == 0) @@ -1546,7 +1613,7 @@ rl_on_new_line_with_prompt () l = strlen (prompt_last_line); if (MB_CUR_MAX > 1 && rl_byte_oriented == 0) - _rl_last_c_pos = _rl_col_width (prompt_last_line, 0, l); + _rl_last_c_pos = _rl_col_width (prompt_last_line, 0, l); /* XXX */ else _rl_last_c_pos = l; @@ -1595,6 +1662,8 @@ rl_forced_update_display () } /* Move the cursor from _rl_last_c_pos to NEW, which are buffer indices. + (Well, when we don't have multibyte characters, _rl_last_c_pos is a + buffer index.) DATA is the contents of the screen line of interest; i.e., where the movement is being done. */ void @@ -1603,28 +1672,40 @@ _rl_move_cursor_relative (new, data) const char *data; { register int i; + int woff; /* number of invisible chars on current line */ + int cpos, dpos; /* current and desired cursor positions */ - /* If we don't have to do anything, then return. */ + woff = W_OFFSET (_rl_last_v_pos, wrap_offset); + cpos = _rl_last_c_pos; #if defined (HANDLE_MULTIBYTE) /* If we have multibyte characters, NEW is indexed by the buffer point in a multibyte string, but _rl_last_c_pos is the display position. In this case, NEW's display position is not obvious and must be - calculated. */ - if (MB_CUR_MAX == 1 || rl_byte_oriented) + calculated. We need to account for invisible characters in this line, + as long as we are past them and they are counted by _rl_col_width. */ + if (MB_CUR_MAX > 1 && rl_byte_oriented == 0) { - if (_rl_last_c_pos == new) - return; + dpos = _rl_col_width (data, 0, new); + if (dpos > woff) + dpos -= woff; } - else if (_rl_last_c_pos == _rl_col_width (data, 0, new)) - return; -#else - if (_rl_last_c_pos == new) return; + else #endif + dpos = new; + + /* If we don't have to do anything, then return. */ + if (cpos == dpos) + return; /* It may be faster to output a CR, and then move forwards instead of moving backwards. */ /* i == current physical cursor position. */ - i = _rl_last_c_pos - W_OFFSET(_rl_last_v_pos, visible_wrap_offset); +#if defined (HANDLE_MULTIBYTE) + if (MB_CUR_MAX > 1 && rl_byte_oriented == 0) + i = _rl_last_c_pos; + else +#endif + i = _rl_last_c_pos - woff; if (new == 0 || CR_FASTER (new, _rl_last_c_pos) || (_rl_term_autowrap && i == _rl_screenwidth)) { @@ -1633,10 +1714,10 @@ _rl_move_cursor_relative (new, data) #else tputs (_rl_term_cr, 1, _rl_output_character_function); #endif /* !__MSDOS__ */ - _rl_last_c_pos = 0; + cpos = _rl_last_c_pos = 0; } - if (_rl_last_c_pos < new) + if (cpos < dpos) { /* Move the cursor forward. We do it by printing the command to move the cursor forward if there is one, else print that @@ -1650,31 +1731,11 @@ _rl_move_cursor_relative (new, data) #if defined (HACK_TERMCAP_MOTION) if (_rl_term_forward_char) { - if (MB_CUR_MAX > 1 && rl_byte_oriented == 0) - { - int width; - width = _rl_col_width (data, _rl_last_c_pos, new); - for (i = 0; i < width; i++) - tputs (_rl_term_forward_char, 1, _rl_output_character_function); - } - else - { - for (i = _rl_last_c_pos; i < new; i++) - tputs (_rl_term_forward_char, 1, _rl_output_character_function); - } - } - else if (MB_CUR_MAX > 1 && rl_byte_oriented == 0) - { - tputs (_rl_term_cr, 1, _rl_output_character_function); - for (i = 0; i < new; i++) - putc (data[i], rl_outstream); + for (i = cpos; i < dpos; i++) + tputs (_rl_term_forward_char, 1, _rl_output_character_function); } else - for (i = _rl_last_c_pos; i < new; i++) - putc (data[i], rl_outstream); - -#else /* !HACK_TERMCAP_MOTION */ - +#endif /* HACK_TERMCAP_MOTION */ if (MB_CUR_MAX > 1 && rl_byte_oriented == 0) { tputs (_rl_term_cr, 1, _rl_output_character_function); @@ -1682,32 +1743,20 @@ _rl_move_cursor_relative (new, data) putc (data[i], rl_outstream); } else - for (i = _rl_last_c_pos; i < new; i++) + for (i = cpos; i < new; i++) putc (data[i], rl_outstream); - -#endif /* !HACK_TERMCAP_MOTION */ - } + #if defined (HANDLE_MULTIBYTE) /* NEW points to the buffer point, but _rl_last_c_pos is the display point. The byte length of the string is probably bigger than the column width of the string, which means that if NEW == _rl_last_c_pos, then NEW's display point is less than _rl_last_c_pos. */ - else if (_rl_last_c_pos >= new) -#else - else if (_rl_last_c_pos > new) #endif - { - if (MB_CUR_MAX > 1 && rl_byte_oriented == 0) - _rl_backspace (_rl_last_c_pos - _rl_col_width (data, 0, new)); - else - _rl_backspace (_rl_last_c_pos - new); - } + else if (cpos > dpos) + _rl_backspace (cpos - dpos); - if (MB_CUR_MAX > 1 && rl_byte_oriented == 0) - _rl_last_c_pos = _rl_col_width (data, 0, new); - else - _rl_last_c_pos = new; + _rl_last_c_pos = dpos; } /* PWP: move the cursor up or down. */ @@ -1796,9 +1845,9 @@ rl_character_len (c, pos) return ((ISPRINT (uc)) ? 1 : 2); } - /* How to print things in the "echo-area". The prompt is treated as a mini-modeline. */ +static int msg_saved_prompt = 0; #if defined (USE_VARARGS) int @@ -1829,8 +1878,19 @@ rl_message (va_alist) #endif va_end (args); + if (saved_local_prompt == 0) + { + rl_save_prompt (); + msg_saved_prompt = 1; + } rl_display_prompt = msg_buf; + local_prompt = expand_prompt (msg_buf, &prompt_visible_length, + &prompt_last_invisible, + &prompt_invis_chars_first_line, + &prompt_physical_chars); + local_prompt_prefix = (char *)NULL; (*rl_redisplay_function) (); + return 0; } #else /* !USE_VARARGS */ @@ -1840,8 +1900,20 @@ rl_message (format, arg1, arg2) { sprintf (msg_buf, format, arg1, arg2); msg_buf[sizeof(msg_buf) - 1] = '\0'; /* overflow? */ + rl_display_prompt = msg_buf; + if (saved_local_prompt == 0) + { + rl_save_prompt (); + msg_saved_prompt = 1; + } + local_prompt = expand_prompt (msg_buf, &prompt_visible_length, + &prompt_last_invisible, + &prompt_invis_chars_first_line, + &prompt_physical_chars); + local_prompt_prefix = (char *)NULL; (*rl_redisplay_function) (); + return 0; } #endif /* !USE_VARARGS */ @@ -1851,6 +1923,11 @@ int rl_clear_message () { rl_display_prompt = rl_prompt; + if (msg_saved_prompt) + { + rl_restore_prompt (); + msg_saved_prompt = 0; + } (*rl_redisplay_function) (); return 0; } @@ -1865,27 +1942,19 @@ rl_reset_line_state () return 0; } -/* These are getting numerous enough that it's time to create a struct. */ - -static char *saved_local_prompt; -static char *saved_local_prefix; -static int saved_last_invisible; -static int saved_visible_length; -static int saved_invis_chars_first_line; -static int saved_physical_chars; - void rl_save_prompt () { saved_local_prompt = local_prompt; saved_local_prefix = local_prompt_prefix; + saved_prefix_length = prompt_prefix_length; saved_last_invisible = prompt_last_invisible; saved_visible_length = prompt_visible_length; saved_invis_chars_first_line = prompt_invis_chars_first_line; saved_physical_chars = prompt_physical_chars; local_prompt = local_prompt_prefix = (char *)0; - prompt_last_invisible = prompt_visible_length = 0; + prompt_last_invisible = prompt_visible_length = prompt_prefix_length = 0; prompt_invis_chars_first_line = prompt_physical_chars = 0; } @@ -1897,10 +1966,16 @@ rl_restore_prompt () local_prompt = saved_local_prompt; local_prompt_prefix = saved_local_prefix; + prompt_prefix_length = saved_prefix_length; prompt_last_invisible = saved_last_invisible; prompt_visible_length = saved_visible_length; prompt_invis_chars_first_line = saved_invis_chars_first_line; prompt_physical_chars = saved_physical_chars; + + /* can test saved_local_prompt to see if prompt info has been saved. */ + saved_local_prompt = saved_local_prefix = (char *)0; + saved_last_invisible = saved_visible_length = saved_prefix_length = 0; + saved_invis_chars_first_line = saved_physical_chars = 0; } char * @@ -1934,6 +2009,8 @@ _rl_make_prompt_for_search (pchar) prompt_visible_length = saved_visible_length + 1; } + prompt_physical_chars = saved_physical_chars + 1; + return pmt; } @@ -1994,6 +2071,9 @@ insert_some_chars (string, count, col) char *string; int count, col; { +#if defined (__MSDOS__) || defined (__MINGW32__) + _rl_output_some_chars (string, count); +#else /* DEBUGGING */ if (MB_CUR_MAX == 1 || rl_byte_oriented) if (count != col) @@ -2032,6 +2112,7 @@ insert_some_chars (string, count, col) if (_rl_term_ei && *_rl_term_ei) tputs (_rl_term_ei, 1, _rl_output_character_function); } +#endif /* __MSDOS__ || __MINGW32__ */ } /* Delete COUNT characters from the display line. */ @@ -2042,6 +2123,7 @@ delete_chars (count) if (count > _rl_screenwidth) /* XXX */ return; +#if !defined (__MSDOS__) && !defined (__MINGW32__) if (_rl_term_DC && *_rl_term_DC) { char *buffer; @@ -2054,6 +2136,7 @@ delete_chars (count) while (count--) tputs (_rl_term_dc, 1, _rl_output_character_function); } +#endif /* !__MSDOS__ && !__MINGW32__ */ } void @@ -2109,18 +2192,10 @@ static void redraw_prompt (t) char *t; { - char *oldp, *oldl, *oldlprefix; - int oldlen, oldlast, oldplen, oldninvis, oldphyschars; + char *oldp; - /* Geez, I should make this a struct. */ oldp = rl_display_prompt; - oldl = local_prompt; - oldlprefix = local_prompt_prefix; - oldlen = prompt_visible_length; - oldplen = prompt_prefix_length; - oldlast = prompt_last_invisible; - oldninvis = prompt_invis_chars_first_line; - oldphyschars = prompt_physical_chars; + rl_save_prompt (); rl_display_prompt = t; local_prompt = expand_prompt (t, &prompt_visible_length, @@ -2128,16 +2203,11 @@ redraw_prompt (t) &prompt_invis_chars_first_line, &prompt_physical_chars); local_prompt_prefix = (char *)NULL; + rl_forced_update_display (); rl_display_prompt = oldp; - local_prompt = oldl; - local_prompt_prefix = oldlprefix; - prompt_visible_length = oldlen; - prompt_prefix_length = oldplen; - prompt_last_invisible = oldlast; - prompt_invis_chars_first_line = oldninvis; - prompt_physical_chars = oldphyschars; + rl_restore_prompt(); } /* Redisplay the current line after a SIGWINCH is received. */ diff --git a/lib/readline/doc/rltech.texi b/lib/readline/doc/rltech.texi index af9bc53..6f2e2ee 100644 --- a/lib/readline/doc/rltech.texi +++ b/lib/readline/doc/rltech.texi @@ -5,10 +5,10 @@ @ifinfo This document describes the GNU Readline Library, a utility for aiding -in the consitency of user interface across discrete programs that need +in the consistency of user interface across discrete programs that need to provide a command line interface. -Copyright (C) 1988-2004 Free Software Foundation, Inc. +Copyright (C) 1988-2005 Free Software Foundation, Inc. Permission is granted to make and distribute verbatim copies of this manual provided the copyright notice and this permission notice @@ -284,6 +284,8 @@ negative argument. A command function should return 0 if its action completes successfully, and a non-zero value if some error occurs. +This is the convention obeyed by all of the builtin Readline bindable +command functions. @node Readline Variables @section Readline Variables @@ -398,6 +400,12 @@ The stdio stream to which Readline performs output. If @code{NULL}, Readline defaults to @var{stdout}. @end deftypevar +@deftypevar int rl_prefer_env_winsize +If non-zero, Readline gives values found in the @env{LINES} and +@env{COLUMNS} environment variables greater precedence than values fetched +from the kernel when computing the screen dimensions. +@end deftypevar + @deftypevar {rl_command_func_t *} rl_last_func The address of the last command function Readline executed. May be used to test whether or not a function is being executed twice in succession, for @@ -909,10 +917,14 @@ possibly containing conversion specifications such as @samp{%d}, and any additional arguments necessary to satisfy the conversion specifications. The resulting string is displayed in the @dfn{echo area}. The echo area is also used to display numeric arguments and search strings. +You should call @code{rl_save_prompt} to save the prompt information +before calling this function. @end deftypefun @deftypefun int rl_clear_message (void) -Clear the message in the echo area. +Clear the message in the echo area. If the prompt was saved with a call to +@code{rl_save_prompt} before the last call to @code{rl_message}, +call @code{rl_restore_prompt} before calling this function. @end deftypefun @deftypefun void rl_save_prompt (void) @@ -923,6 +935,9 @@ displaying a new message in the message area with @code{rl_message()}. @deftypefun void rl_restore_prompt (void) Restore the local Readline prompt display state saved by the most recent call to @code{rl_save_prompt}. +if @code{rl_save_prompt} was called to save the prompt before a call +to @code{rl_message}, this function should be called before the +corresponding call to @code{rl_clear_message}. @end deftypefun @deftypefun int rl_expand_prompt (char *prompt) @@ -1149,6 +1164,11 @@ This behaves as if the readline command file (@pxref{Readline Init File Syntax}). @end deftypefun +@deftypefun {char *} rl_variable_value (const char *variable) +Return a string representing the value of the Readline variable @var{variable}. +For boolean variables, this string is either @samp{on} or @samp{off}. +@end deftypefun + @deftypefun void rl_variable_dumper (int readable) Print the readline variable names and their current values to @code{rl_outstream}. @@ -1378,7 +1398,8 @@ Update Readline's internal screen size by reading values from the kernel. @deftypefun void rl_set_screen_size (int rows, int cols) Set Readline's idea of the terminal size to @var{rows} rows and -@var{cols} columns. +@var{cols} columns. If either @var{rows} or @var{columns} is less than +or equal to 0, Readline's idea of that terminal dimension is unchanged. @end deftypefun If an application does not want to install a @code{SIGWINCH} handler, but @@ -1390,6 +1411,10 @@ Return Readline's idea of the terminal's size in the variables pointed to by the arguments. @end deftypefun +@deftypefun void rl_reset_screen_size (void) +Cause Readline to reobtain the screen size and recalculate its dimensions. +@end deftypefun + The following functions install and remove Readline's signal handlers. @deftypefun int rl_set_signals (void) @@ -1707,8 +1732,9 @@ shell variables and hostnames. @deftypevar int rl_completion_query_items Up to this many items will be displayed in response to a -possible-completions call. After that, we ask the user if she is sure -she wants to see them all. The default value is 100. +possible-completions call. After that, readline asks the user if she is sure +she wants to see them all. The default value is 100. A negative value +indicates that Readline should never ask the user. @end deftypevar @deftypevar {int} rl_completion_append_character @@ -2237,7 +2263,7 @@ too_dangerous (caller) char *caller; @{ fprintf (stderr, - "%s: Too dangerous for me to distribute.\n" + "%s: Too dangerous for me to distribute.\n", caller); fprintf (stderr, "Write it yourself.\n"); @} diff --git a/lib/readline/doc/rluser.texi b/lib/readline/doc/rluser.texi index 6fa9350..478b41f 100644 --- a/lib/readline/doc/rluser.texi +++ b/lib/readline/doc/rluser.texi @@ -10,7 +10,7 @@ use these features. There is a document entitled "readline.texinfo" which contains both end-user and programmer documentation for the GNU Readline Library. -Copyright (C) 1988-2004 Free Software Foundation, Inc. +Copyright (C) 1988-2005 Free Software Foundation, Inc. Authored by Brian Fox and Chet Ramey. @@ -383,7 +383,11 @@ set editing-mode vi @end example Variable names and values, where appropriate, are recognized without regard -to case. +to case. Unrecognized variable names are ignored. + +Boolean variables (those that can be set to on or off) are set to on if +the value is null or empty, @var{on} (case-insensitive), or 1. Any other +value results in the variable being set to off. @ifset BashFeatures The @w{@code{bind -V}} command lists the current Readline variable names @@ -404,6 +408,12 @@ If set to @samp{none}, Readline never rings the bell. If set to If set to @samp{audible} (the default), Readline attempts to ring the terminal's bell. +@item bind-tty-special-chars +@vindex bind-tty-special-chars +If set to @samp{on}, Readline attempts to bind the control characters +treated specially by the kernel's terminal driver to their Readline +equivalents. + @item comment-begin @vindex comment-begin The string to insert at the beginning of the line when the @@ -423,6 +433,7 @@ If the number of possible completions is greater than this value, Readline will ask the user whether or not he wishes to view them; otherwise, they are simply listed. This variable must be set to an integer value greater than or equal to 0. +A negative value means Readline should never ask. The default limit is @code{100}. @item convert-meta @@ -456,10 +467,11 @@ arrow keys. The default is @samp{off}. If set to @samp{on}, tilde expansion is performed when Readline attempts word completion. The default is @samp{off}. +@item history-preserve-point @vindex history-preserve-point If set to @samp{on}, the history code attempts to place point at the same location on each history line retrieved with @code{previous-history} -or @code{next-history}. +or @code{next-history}. The default is @samp{off}. @item horizontal-scroll-mode @vindex horizontal-scroll-mode @@ -1012,6 +1024,8 @@ With an argument @var{n}, insert the @var{n}th word from the previous command (the words in the previous command begin with word 0). A negative argument inserts the @var{n}th word from the end of the previous command. +Once the argument @var{n} is computed, the argument is extracted +as if the @samp{!@var{n}} history expansion had been specified. @item yank-last-arg (M-. or M-_) Insert last argument to the previous command (the last word of the @@ -1019,6 +1033,8 @@ previous history entry). With an argument, behave exactly like @code{yank-nth-arg}. Successive calls to @code{yank-last-arg} move back through the history list, inserting the last argument of each line in turn. +The history expansion facilities are used to extract the last argument, +as if the @samp{!$} history expansion had been specified. @end ftable @@ -1530,7 +1546,7 @@ special variable as delimiters. Shell quoting is honored. Each word is then expanded using brace expansion, tilde expansion, parameter and variable expansion, -command substitution, arithmetic expansion, and pathname expansion, +command substitution, and arithmetic expansion, as described above (@pxref{Shell Expansions}). The results are split using the rules described above (@pxref{Word Splitting}). @@ -1693,6 +1709,12 @@ shell functions specified with @option{-F}. @item nospace Tell Readline not to append a space (the default) to words completed at the end of the line. + +@item plusdirs +After any matches defined by the compspec are generated, +directory name completion is attempted and any +matches are added to the results of the other actions. + @end table @item -A @var{action} diff --git a/lib/readline/doc/rluserman.texi b/lib/readline/doc/rluserman.texi index 8681a86..db80b31 100644 --- a/lib/readline/doc/rluserman.texi +++ b/lib/readline/doc/rluserman.texi @@ -14,7 +14,7 @@ This manual describes the end user interface of the GNU Readline Library consistency of user interface across discrete programs which provide a command line interface. -Copyright @copyright{} 1988-2004 Free Software Foundation, Inc. +Copyright @copyright{} 1988-2005 Free Software Foundation, Inc. Permission is granted to make and distribute verbatim copies of this manual provided the copyright notice and this permission notice diff --git a/lib/readline/doc/version.texi b/lib/readline/doc/version.texi index 0beb276..99816bf 100644 --- a/lib/readline/doc/version.texi +++ b/lib/readline/doc/version.texi @@ -1,10 +1,10 @@ @ignore -Copyright (C) 1988-2004 Free Software Foundation, Inc. +Copyright (C) 1988-2005 Free Software Foundation, Inc. @end ignore -@set EDITION 5.0 -@set VERSION 5.0 -@set UPDATED 28 January 2004 -@set UPDATED-MONTH January 2004 +@set EDITION 5.1-beta1 +@set VERSION 5.1-beta1 +@set UPDATED 11 November 2005 +@set UPDATED-MONTH November 2005 -@set LASTCHANGE Wed Jan 28 15:46:54 EST 2004 +@set LASTCHANGE Fri Nov 11 19:50:51 EST 2005 diff --git a/lib/readline/examples/histexamp.c b/lib/readline/examples/histexamp.c index e875e65..4f059c1 100644 --- a/lib/readline/examples/histexamp.c +++ b/lib/readline/examples/histexamp.c @@ -26,6 +26,8 @@ # include <readline/history.h> #endif +#include <string.h> + main (argc, argv) int argc; char **argv; diff --git a/lib/readline/examples/rl.c b/lib/readline/examples/rl.c index d260489..c608c15 100644 --- a/lib/readline/examples/rl.c +++ b/lib/readline/examples/rl.c @@ -31,12 +31,19 @@ #include <stdio.h> #include <sys/types.h> -#include "posixstat.h" + +#ifdef HAVE_STDLIB_H +# include <stdlib.h> +#else +extern void exit(); +#endif #if defined (READLINE_LIBRARY) +# include "posixstat.h" # include "readline.h" # include "history.h" #else +# include <sys/stat.h> # include <readline/readline.h> # include <readline/history.h> #endif diff --git a/lib/readline/examples/rlcat.c b/lib/readline/examples/rlcat.c index 176b9f4..33aea4a 100644 --- a/lib/readline/examples/rlcat.c +++ b/lib/readline/examples/rlcat.c @@ -40,6 +40,12 @@ #include <string.h> #include <errno.h> +#ifdef HAVE_STDLIB_H +# include <stdlib.h> +#else +extern void exit(); +#endif + #ifndef errno extern int errno; #endif diff --git a/lib/readline/examples/rltest.c b/lib/readline/examples/rltest.c index 99f083b..cb67bab 100644 --- a/lib/readline/examples/rltest.c +++ b/lib/readline/examples/rltest.c @@ -31,6 +31,12 @@ #include <stdio.h> #include <sys/types.h> +#ifdef HAVE_STDLIB_H +# include <stdlib.h> +#else +extern void exit(); +#endif + #ifdef READLINE_LIBRARY # include "readline.h" # include "history.h" diff --git a/lib/readline/funmap.c b/lib/readline/funmap.c index 28c8cc6..9c760cc 100644 --- a/lib/readline/funmap.c +++ b/lib/readline/funmap.c @@ -176,6 +176,7 @@ static FUNMAP default_funmap[] = { { "vi-put", rl_vi_put }, { "vi-redo", rl_vi_redo }, { "vi-replace", rl_vi_replace }, + { "vi-rubout", rl_vi_rubout }, { "vi-search", rl_vi_search }, { "vi-search-again", rl_vi_search_again }, { "vi-set-mark", rl_vi_set_mark }, diff --git a/lib/readline/histexpand.c b/lib/readline/histexpand.c index 2ab34cb..6847014 100644 --- a/lib/readline/histexpand.c +++ b/lib/readline/histexpand.c @@ -206,23 +206,24 @@ get_history_event (string, caller_index, delimiting_quote) /* Only a closing `?' or a newline delimit a substring search string. */ for (local_index = i; c = string[i]; i++) + { #if defined (HANDLE_MULTIBYTE) - if (MB_CUR_MAX > 1 && rl_byte_oriented == 0) - { - int v; - mbstate_t ps; + if (MB_CUR_MAX > 1 && rl_byte_oriented == 0) + { + int v; + mbstate_t ps; + + memset (&ps, 0, sizeof (mbstate_t)); + /* These produce warnings because we're passing a const string to a + function that takes a non-const string. */ + _rl_adjust_point ((char *)string, i, &ps); + if ((v = _rl_get_char_len ((char *)string + i, &ps)) > 1) + { + i += v - 1; + continue; + } + } - memset (&ps, 0, sizeof (mbstate_t)); - /* These produce warnings because we're passing a const string to a - function that takes a non-const string. */ - _rl_adjust_point ((char *)string, i, &ps); - if ((v = _rl_get_char_len ((char *)string + i, &ps)) > 1) - { - i += v - 1; - continue; - } - } - else #endif /* HANDLE_MULTIBYTE */ if ((!substring_okay && (whitespace (c) || c == ':' || (history_search_delimiter_chars && member (c, history_search_delimiter_chars)) || @@ -230,6 +231,7 @@ get_history_event (string, caller_index, delimiting_quote) string[i] == '\n' || (substring_okay && string[i] == '?')) break; + } which = i - local_index; temp = (char *)xmalloc (1 + which); diff --git a/lib/readline/history.c b/lib/readline/history.c index d99b76e..a538f91 100644 --- a/lib/readline/history.c +++ b/lib/readline/history.c @@ -1,6 +1,6 @@ /* history.c -- standalone history library */ -/* Copyright (C) 1989-2003 Free Software Foundation, Inc. +/* Copyright (C) 1989-2005 Free Software Foundation, Inc. This file contains the GNU History Library (the Library), a set of routines for managing the text of previously typed lines. @@ -204,7 +204,7 @@ history_get (offset) int local_index; local_index = offset - history_base; - return (local_index >= history_length || local_index < 0 || !the_history) + return (local_index >= history_length || local_index < 0 || the_history == 0) ? (HIST_ENTRY *)NULL : the_history[local_index]; } @@ -340,7 +340,7 @@ replace_history_entry (which, line, data) { HIST_ENTRY *temp, *old_value; - if (which >= history_length) + if (which < 0 || which >= history_length) return ((HIST_ENTRY *)NULL); temp = (HIST_ENTRY *)xmalloc (sizeof (HIST_ENTRY)); @@ -364,17 +364,15 @@ remove_history (which) HIST_ENTRY *return_value; register int i; - if (which >= history_length || !history_length) - return_value = (HIST_ENTRY *)NULL; - else - { - return_value = the_history[which]; + if (which < 0 || which >= history_length || history_length == 0 || the_history == 0) + return ((HIST_ENTRY *)NULL); - for (i = which; i < history_length; i++) - the_history[i] = the_history[i + 1]; + return_value = the_history[which]; - history_length--; - } + for (i = which; i < history_length; i++) + the_history[i] = the_history[i + 1]; + + history_length--; return (return_value); } diff --git a/lib/readline/input.c b/lib/readline/input.c index 044338e..0ec507e 100644 --- a/lib/readline/input.c +++ b/lib/readline/input.c @@ -1,6 +1,6 @@ /* input.c -- character input functions for readline. */ -/* Copyright (C) 1994 Free Software Foundation, Inc. +/* Copyright (C) 1994-2005 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. @@ -444,6 +444,10 @@ rl_getc (stream) while (1) { +#if defined (__MINGW32__) + if (isatty (fileno (stream))) + return (getch ()); +#endif result = read (fileno (stream), &c, sizeof (unsigned char)); if (result == sizeof (unsigned char)) @@ -519,6 +523,12 @@ _rl_read_mbchar (mbchar, size) ps = ps_back; continue; } + else if (mbchar_bytes_length == 0) + { + mbchar[0] = '\0'; /* null wide character */ + mb_len = 1; + break; + } else if (mbchar_bytes_length > (size_t)(0)) break; } diff --git a/lib/readline/isearch.c b/lib/readline/isearch.c index c1ea5b3..d7d8520 100644 --- a/lib/readline/isearch.c +++ b/lib/readline/isearch.c @@ -4,7 +4,7 @@ /* */ /* **************************************************************** */ -/* Copyright (C) 1987-2002 Free Software Foundation, Inc. +/* Copyright (C) 1987-2005 Free Software Foundation, Inc. This file contains the Readline Library (the Library), a set of routines for providing Emacs style line input to programs that ask @@ -56,12 +56,17 @@ /* Variables exported to other files in the readline library. */ char *_rl_isearch_terminators = (char *)NULL; +_rl_search_cxt *_rl_iscxt = 0; + /* Variables imported from other files in the readline library. */ extern HIST_ENTRY *_rl_saved_line_for_history; -/* Forward declarations */ static int rl_search_history PARAMS((int, int)); +static _rl_search_cxt *_rl_isearch_init PARAMS((int)); +static void _rl_isearch_fini PARAMS((_rl_search_cxt *)); +static int _rl_isearch_cleanup PARAMS((_rl_search_cxt *, int)); + /* Last line found by the current incremental search, so we don't `find' identical lines many times in a row. */ static char *prev_line_found; @@ -72,6 +77,57 @@ static int last_isearch_string_len; static char *default_isearch_terminators = "\033\012"; +_rl_search_cxt * +_rl_scxt_alloc (type, flags) + int type, flags; +{ + _rl_search_cxt *cxt; + + cxt = (_rl_search_cxt *)xmalloc (sizeof (_rl_search_cxt)); + + cxt->type = type; + cxt->sflags = flags; + + cxt->search_string = 0; + cxt->search_string_size = cxt->search_string_index = 0; + + cxt->lines = 0; + cxt->allocated_line = 0; + cxt->hlen = cxt->hindex = 0; + + cxt->save_point = rl_point; + cxt->save_mark = rl_mark; + cxt->save_line = where_history (); + cxt->last_found_line = cxt->save_line; + cxt->prev_line_found = 0; + + cxt->save_undo_list = 0; + + cxt->history_pos = 0; + cxt->direction = 0; + + cxt->lastc = 0; + + cxt->sline = 0; + cxt->sline_len = cxt->sline_index = 0; + + cxt->search_terminators = 0; + + return cxt; +} + +void +_rl_scxt_dispose (cxt, flags) + _rl_search_cxt *cxt; + int flags; +{ + FREE (cxt->search_string); + FREE (cxt->allocated_line); + FREE (cxt->lines); + + free (cxt); +} + /* Search backwards through the history looking for a string which is typed interactively. Start with the current line. */ int @@ -92,7 +148,7 @@ rl_forward_search_history (sign, key) /* Display the current state of the search in the echo-area. SEARCH_STRING contains the string that is being searched for, - DIRECTION is zero for forward, or 1 for reverse, + DIRECTION is zero for forward, or non-zero for reverse, WHERE is the history list number of the current line. If it is -1, then this line is the starting one. */ static void @@ -140,66 +196,23 @@ rl_display_search (search_string, reverse_p, where) (*rl_redisplay_function) (); } -/* Search through the history looking for an interactively typed string. - This is analogous to i-search. We start the search in the current line. - DIRECTION is which direction to search; >= 0 means forward, < 0 means - backwards. */ -static int -rl_search_history (direction, invoking_key) - int direction, invoking_key; +static _rl_search_cxt * +_rl_isearch_init (direction) + int direction; { - /* The string that the user types in to search for. */ - char *search_string; - - /* The current length of SEARCH_STRING. */ - int search_string_index; - - /* The amount of space that SEARCH_STRING has allocated to it. */ - int search_string_size; - - /* The list of lines to search through. */ - char **lines, *allocated_line; - - /* The length of LINES. */ - int hlen; - - /* Where we get LINES from. */ - HIST_ENTRY **hlist; - + _rl_search_cxt *cxt; register int i; - int orig_point, orig_mark, orig_line, last_found_line; - int c, found, failed, sline_len; - int n, wstart, wlen; -#if defined (HANDLE_MULTIBYTE) - char mb[MB_LEN_MAX]; -#endif - - /* The line currently being searched. */ - char *sline; - - /* Offset in that line. */ - int line_index; - - /* Non-zero if we are doing a reverse search. */ - int reverse; + HIST_ENTRY **hlist; - /* The list of characters which terminate the search, but are not - subsequently executed. If the variable isearch-terminators has - been set, we use that value, otherwise we use ESC and C-J. */ - char *isearch_terminators; + cxt = _rl_scxt_alloc (RL_SEARCH_ISEARCH, 0); + if (direction < 0) + cxt->sflags |= SF_REVERSE; - RL_SETSTATE(RL_STATE_ISEARCH); - orig_point = rl_point; - orig_mark = rl_mark; - last_found_line = orig_line = where_history (); - reverse = direction < 0; - hlist = history_list (); - allocated_line = (char *)NULL; - - isearch_terminators = _rl_isearch_terminators ? _rl_isearch_terminators + cxt->search_terminators = _rl_isearch_terminators ? _rl_isearch_terminators : default_isearch_terminators; /* Create an arrary of pointers to the lines that we want to search. */ + hlist = history_list (); rl_maybe_replace_line (); i = 0; if (hlist) @@ -207,354 +220,447 @@ rl_search_history (direction, invoking_key) /* Allocate space for this many lines, +1 for the current input line, and remember those lines. */ - lines = (char **)xmalloc ((1 + (hlen = i)) * sizeof (char *)); - for (i = 0; i < hlen; i++) - lines[i] = hlist[i]->line; + cxt->lines = (char **)xmalloc ((1 + (cxt->hlen = i)) * sizeof (char *)); + for (i = 0; i < cxt->hlen; i++) + cxt->lines[i] = hlist[i]->line; if (_rl_saved_line_for_history) - lines[i] = _rl_saved_line_for_history->line; + cxt->lines[i] = _rl_saved_line_for_history->line; else { /* Keep track of this so we can free it. */ - allocated_line = (char *)xmalloc (1 + strlen (rl_line_buffer)); - strcpy (allocated_line, &rl_line_buffer[0]); - lines[i] = allocated_line; + cxt->allocated_line = (char *)xmalloc (1 + strlen (rl_line_buffer)); + strcpy (cxt->allocated_line, &rl_line_buffer[0]); + cxt->lines[i] = cxt->allocated_line; } - hlen++; + cxt->hlen++; /* The line where we start the search. */ - i = orig_line; + cxt->history_pos = cxt->save_line; rl_save_prompt (); /* Initialize search parameters. */ - search_string = (char *)xmalloc (search_string_size = 128); - *search_string = '\0'; - search_string_index = 0; - prev_line_found = (char *)0; /* XXX */ + cxt->search_string = (char *)xmalloc (cxt->search_string_size = 128); + cxt->search_string[cxt->search_string_index = 0] = '\0'; /* Normalize DIRECTION into 1 or -1. */ - direction = (direction >= 0) ? 1 : -1; + cxt->direction = (direction >= 0) ? 1 : -1; - rl_display_search (search_string, reverse, -1); + cxt->sline = rl_line_buffer; + cxt->sline_len = strlen (cxt->sline); + cxt->sline_index = rl_point; - sline = rl_line_buffer; - sline_len = strlen (sline); - line_index = rl_point; + _rl_iscxt = cxt; /* save globally */ - found = failed = 0; - for (;;) + return cxt; +} + +static void +_rl_isearch_fini (cxt) + _rl_search_cxt *cxt; +{ + /* First put back the original state. */ + strcpy (rl_line_buffer, cxt->lines[cxt->save_line]); + + rl_restore_prompt (); + + /* Save the search string for possible later use. */ + FREE (last_isearch_string); + last_isearch_string = cxt->search_string; + last_isearch_string_len = cxt->search_string_index; + cxt->search_string = 0; + + if (cxt->last_found_line < cxt->save_line) + rl_get_previous_history (cxt->save_line - cxt->last_found_line, 0); + else + rl_get_next_history (cxt->last_found_line - cxt->save_line, 0); + + /* If the string was not found, put point at the end of the last matching + line. If last_found_line == orig_line, we didn't find any matching + history lines at all, so put point back in its original position. */ + if (cxt->sline_index < 0) { - rl_command_func_t *f = (rl_command_func_t *)NULL; + if (cxt->last_found_line == cxt->save_line) + cxt->sline_index = cxt->save_point; + else + cxt->sline_index = strlen (rl_line_buffer); + rl_mark = cxt->save_mark; + } - /* Read a key and decide how to proceed. */ - RL_SETSTATE(RL_STATE_MOREINPUT); - c = rl_read_key (); - RL_UNSETSTATE(RL_STATE_MOREINPUT); + rl_point = cxt->sline_index; + /* Don't worry about where to put the mark here; rl_get_previous_history + and rl_get_next_history take care of it. */ + + rl_clear_message (); +} + +int +_rl_search_getchar (cxt) + _rl_search_cxt *cxt; +{ + int c; + + /* Read a key and decide how to proceed. */ + RL_SETSTATE(RL_STATE_MOREINPUT); + c = cxt->lastc = rl_read_key (); + RL_UNSETSTATE(RL_STATE_MOREINPUT); #if defined (HANDLE_MULTIBYTE) - if (MB_CUR_MAX > 1 && rl_byte_oriented == 0) - c = _rl_read_mbstring (c, mb, MB_LEN_MAX); + if (MB_CUR_MAX > 1 && rl_byte_oriented == 0) + c = cxt->lastc = _rl_read_mbstring (cxt->lastc, cxt->mb, MB_LEN_MAX); #endif - /* Translate the keys we do something with to opcodes. */ - if (c >= 0 && _rl_keymap[c].type == ISFUNC) - { - f = _rl_keymap[c].function; - - if (f == rl_reverse_search_history) - c = reverse ? -1 : -2; - else if (f == rl_forward_search_history) - c = !reverse ? -1 : -2; - else if (f == rl_rubout) - c = -3; - else if (c == CTRL ('G')) - c = -4; - else if (c == CTRL ('W')) /* XXX */ - c = -5; - else if (c == CTRL ('Y')) /* XXX */ - c = -6; - } + return c; +} - /* The characters in isearch_terminators (set from the user-settable - variable isearch-terminators) are used to terminate the search but - not subsequently execute the character as a command. The default - value is "\033\012" (ESC and C-J). */ - if (strchr (isearch_terminators, c)) - { - /* ESC still terminates the search, but if there is pending - input or if input arrives within 0.1 seconds (on systems - with select(2)) it is used as a prefix character - with rl_execute_next. WATCH OUT FOR THIS! This is intended - to allow the arrow keys to be used like ^F and ^B are used - to terminate the search and execute the movement command. - XXX - since _rl_input_available depends on the application- - settable keyboard timeout value, this could alternatively - use _rl_input_queued(100000) */ - if (c == ESC && _rl_input_available ()) - rl_execute_next (ESC); - break; - } +/* Process just-read character C according to isearch context CXT. Return + -1 if the caller should just free the context and return, 0 if we should + break out of the loop, and 1 if we should continue to read characters. */ +int +_rl_isearch_dispatch (cxt, c) + _rl_search_cxt *cxt; + int c; +{ + int n, wstart, wlen, limit, cval; + rl_command_func_t *f; + + f = (rl_command_func_t *)NULL; + + /* Translate the keys we do something with to opcodes. */ + if (c >= 0 && _rl_keymap[c].type == ISFUNC) + { + f = _rl_keymap[c].function; + + if (f == rl_reverse_search_history) + cxt->lastc = (cxt->sflags & SF_REVERSE) ? -1 : -2; + else if (f == rl_forward_search_history) + cxt->lastc = (cxt->sflags & SF_REVERSE) ? -2 : -1; + else if (f == rl_rubout) + cxt->lastc = -3; + else if (c == CTRL ('G')) + cxt->lastc = -4; + else if (c == CTRL ('W')) /* XXX */ + cxt->lastc = -5; + else if (c == CTRL ('Y')) /* XXX */ + cxt->lastc = -6; + } + + /* The characters in isearch_terminators (set from the user-settable + variable isearch-terminators) are used to terminate the search but + not subsequently execute the character as a command. The default + value is "\033\012" (ESC and C-J). */ + if (strchr (cxt->search_terminators, cxt->lastc)) + { + /* ESC still terminates the search, but if there is pending + input or if input arrives within 0.1 seconds (on systems + with select(2)) it is used as a prefix character + with rl_execute_next. WATCH OUT FOR THIS! This is intended + to allow the arrow keys to be used like ^F and ^B are used + to terminate the search and execute the movement command. + XXX - since _rl_input_available depends on the application- + settable keyboard timeout value, this could alternatively + use _rl_input_queued(100000) */ + if (cxt->lastc == ESC && _rl_input_available ()) + rl_execute_next (ESC); + return (0); + } #define ENDSRCH_CHAR(c) \ ((CTRL_CHAR (c) || META_CHAR (c) || (c) == RUBOUT) && ((c) != CTRL ('G'))) #if defined (HANDLE_MULTIBYTE) - if (MB_CUR_MAX > 1 && rl_byte_oriented == 0) + if (MB_CUR_MAX > 1 && rl_byte_oriented == 0) + { + if (cxt->lastc >= 0 && (cxt->mb[0] && cxt->mb[1] == '\0') && ENDSRCH_CHAR (cxt->lastc)) + { + /* This sets rl_pending_input to c; it will be picked up the next + time rl_read_key is called. */ + rl_execute_next (cxt->lastc); + return (0); + } + } + else +#endif + if (cxt->lastc >= 0 && ENDSRCH_CHAR (cxt->lastc)) + { + /* This sets rl_pending_input to LASTC; it will be picked up the next + time rl_read_key is called. */ + rl_execute_next (cxt->lastc); + return (0); + } + + /* Now dispatch on the character. `Opcodes' affect the search string or + state. Other characters are added to the string. */ + switch (cxt->lastc) + { + /* search again */ + case -1: + if (cxt->search_string_index == 0) { - if (c >= 0 && strlen (mb) == 1 && ENDSRCH_CHAR (c)) + if (last_isearch_string) { - /* This sets rl_pending_input to c; it will be picked up the next - time rl_read_key is called. */ - rl_execute_next (c); + cxt->search_string_size = 64 + last_isearch_string_len; + cxt->search_string = (char *)xrealloc (cxt->search_string, cxt->search_string_size); + strcpy (cxt->search_string, last_isearch_string); + cxt->search_string_index = last_isearch_string_len; + rl_display_search (cxt->search_string, (cxt->sflags & SF_REVERSE), -1); break; } + return (1); } + else if (cxt->sflags & SF_REVERSE) + cxt->sline_index--; + else if (cxt->sline_index != cxt->sline_len) + cxt->sline_index++; else -#endif - if (c >= 0 && ENDSRCH_CHAR (c)) + rl_ding (); + break; + + /* switch directions */ + case -2: + cxt->direction = -cxt->direction; + if (cxt->direction < 0) + cxt->sflags |= SF_REVERSE; + else + cxt->sflags &= ~SF_REVERSE; + break; + + /* delete character from search string. */ + case -3: /* C-H, DEL */ + /* This is tricky. To do this right, we need to keep a + stack of search positions for the current search, with + sentinels marking the beginning and end. But this will + do until we have a real isearch-undo. */ + if (cxt->search_string_index == 0) + rl_ding (); + else + cxt->search_string[--cxt->search_string_index] = '\0'; + break; + + case -4: /* C-G, abort */ + rl_replace_line (cxt->lines[cxt->save_line], 0); + rl_point = cxt->save_point; + rl_mark = cxt->save_mark; + rl_restore_prompt(); + rl_clear_message (); + + return -1; + + case -5: /* C-W */ + /* skip over portion of line we already matched and yank word */ + wstart = rl_point + cxt->search_string_index; + if (wstart >= rl_end) { - /* This sets rl_pending_input to c; it will be picked up the next - time rl_read_key is called. */ - rl_execute_next (c); + rl_ding (); break; } - switch (c) + /* if not in a word, move to one. */ + cval = _rl_char_value (rl_line_buffer, wstart); + if (_rl_walphabetic (cval) == 0) { - case -1: - if (search_string_index == 0) - { - if (last_isearch_string) - { - search_string_size = 64 + last_isearch_string_len; - search_string = (char *)xrealloc (search_string, search_string_size); - strcpy (search_string, last_isearch_string); - search_string_index = last_isearch_string_len; - rl_display_search (search_string, reverse, -1); - break; - } - continue; - } - else if (reverse) - --line_index; - else if (line_index != sline_len) - ++line_index; - else - rl_ding (); + rl_ding (); break; - - /* switch directions */ - case -2: - direction = -direction; - reverse = direction < 0; + } + n = MB_NEXTCHAR (rl_line_buffer, wstart, 1, MB_FIND_NONZERO);; + while (n < rl_end) + { + cval = _rl_char_value (rl_line_buffer, n); + if (_rl_walphabetic (cval) == 0) + break; + n = MB_NEXTCHAR (rl_line_buffer, n, 1, MB_FIND_NONZERO);; + } + wlen = n - wstart + 1; + if (cxt->search_string_index + wlen + 1 >= cxt->search_string_size) + { + cxt->search_string_size += wlen + 1; + cxt->search_string = (char *)xrealloc (cxt->search_string, cxt->search_string_size); + } + for (; wstart < n; wstart++) + cxt->search_string[cxt->search_string_index++] = rl_line_buffer[wstart]; + cxt->search_string[cxt->search_string_index] = '\0'; + break; + + case -6: /* C-Y */ + /* skip over portion of line we already matched and yank rest */ + wstart = rl_point + cxt->search_string_index; + if (wstart >= rl_end) + { + rl_ding (); break; + } + n = rl_end - wstart + 1; + if (cxt->search_string_index + n + 1 >= cxt->search_string_size) + { + cxt->search_string_size += n + 1; + cxt->search_string = (char *)xrealloc (cxt->search_string, cxt->search_string_size); + } + for (n = wstart; n < rl_end; n++) + cxt->search_string[cxt->search_string_index++] = rl_line_buffer[n]; + cxt->search_string[cxt->search_string_index] = '\0'; + break; + + /* Add character to search string and continue search. */ + default: + if (cxt->search_string_index + 2 >= cxt->search_string_size) + { + cxt->search_string_size += 128; + cxt->search_string = (char *)xrealloc (cxt->search_string, cxt->search_string_size); + } +#if defined (HANDLE_MULTIBYTE) + if (MB_CUR_MAX > 1 && rl_byte_oriented == 0) + { + int j, l; + for (j = 0, l = strlen (cxt->mb); j < l; ) + cxt->search_string[cxt->search_string_index++] = cxt->mb[j++]; + } + else +#endif + cxt->search_string[cxt->search_string_index++] = c; + cxt->search_string[cxt->search_string_index] = '\0'; + break; + } - /* delete character from search string. */ - case -3: /* C-H, DEL */ - /* This is tricky. To do this right, we need to keep a - stack of search positions for the current search, with - sentinels marking the beginning and end. But this will - do until we have a real isearch-undo. */ - if (search_string_index == 0) - rl_ding (); - else - search_string[--search_string_index] = '\0'; - - break; + for (cxt->sflags &= ~(SF_FOUND|SF_FAILED);; ) + { + limit = cxt->sline_len - cxt->search_string_index + 1; - case -4: /* C-G */ - rl_replace_line (lines[orig_line], 0); - rl_point = orig_point; - rl_mark = orig_mark; - rl_restore_prompt(); - rl_clear_message (); - if (allocated_line) - free (allocated_line); - free (lines); - RL_UNSETSTATE(RL_STATE_ISEARCH); - return 0; - - case -5: /* C-W */ - /* skip over portion of line we already matched */ - wstart = rl_point + search_string_index; - if (wstart >= rl_end) + /* Search the current line. */ + while ((cxt->sflags & SF_REVERSE) ? (cxt->sline_index >= 0) : (cxt->sline_index < limit)) + { + if (STREQN (cxt->search_string, cxt->sline + cxt->sline_index, cxt->search_string_index)) { - rl_ding (); + cxt->sflags |= SF_FOUND; break; } + else + cxt->sline_index += cxt->direction; + } + if (cxt->sflags & SF_FOUND) + break; - /* if not in a word, move to one. */ - if (rl_alphabetic(rl_line_buffer[wstart]) == 0) - { - rl_ding (); - break; - } - n = wstart; - while (n < rl_end && rl_alphabetic(rl_line_buffer[n])) - n++; - wlen = n - wstart + 1; - if (search_string_index + wlen + 1 >= search_string_size) - { - search_string_size += wlen + 1; - search_string = (char *)xrealloc (search_string, search_string_size); - } - for (; wstart < n; wstart++) - search_string[search_string_index++] = rl_line_buffer[wstart]; - search_string[search_string_index] = '\0'; - break; + /* Move to the next line, but skip new copies of the line + we just found and lines shorter than the string we're + searching for. */ + do + { + /* Move to the next line. */ + cxt->history_pos += cxt->direction; - case -6: /* C-Y */ - /* skip over portion of line we already matched */ - wstart = rl_point + search_string_index; - if (wstart >= rl_end) + /* At limit for direction? */ + if ((cxt->sflags & SF_REVERSE) ? (cxt->history_pos < 0) : (cxt->history_pos == cxt->hlen)) { - rl_ding (); + cxt->sflags |= SF_FAILED; break; } - n = rl_end - wstart + 1; - if (search_string_index + n + 1 >= search_string_size) - { - search_string_size += n + 1; - search_string = (char *)xrealloc (search_string, search_string_size); - } - for (n = wstart; n < rl_end; n++) - search_string[search_string_index++] = rl_line_buffer[n]; - search_string[search_string_index] = '\0'; - break; - default: - /* Add character to search string and continue search. */ - if (search_string_index + 2 >= search_string_size) - { - search_string_size += 128; - search_string = (char *)xrealloc (search_string, search_string_size); - } -#if defined (HANDLE_MULTIBYTE) - if (MB_CUR_MAX > 1 && rl_byte_oriented == 0) - { - int j, l; - for (j = 0, l = strlen (mb); j < l; ) - search_string[search_string_index++] = mb[j++]; - } - else -#endif - search_string[search_string_index++] = c; - search_string[search_string_index] = '\0'; - break; + /* We will need these later. */ + cxt->sline = cxt->lines[cxt->history_pos]; + cxt->sline_len = strlen (cxt->sline); } + while ((cxt->prev_line_found && STREQ (cxt->prev_line_found, cxt->lines[cxt->history_pos])) || + (cxt->search_string_index > cxt->sline_len)); - for (found = failed = 0;;) - { - int limit = sline_len - search_string_index + 1; + if (cxt->sflags & SF_FAILED) + break; - /* Search the current line. */ - while (reverse ? (line_index >= 0) : (line_index < limit)) - { - if (STREQN (search_string, sline + line_index, search_string_index)) - { - found++; - break; - } - else - line_index += direction; - } - if (found) - break; + /* Now set up the line for searching... */ + cxt->sline_index = (cxt->sflags & SF_REVERSE) ? cxt->sline_len - cxt->search_string_index : 0; + } - /* Move to the next line, but skip new copies of the line - we just found and lines shorter than the string we're - searching for. */ - do - { - /* Move to the next line. */ - i += direction; - - /* At limit for direction? */ - if (reverse ? (i < 0) : (i == hlen)) - { - failed++; - break; - } - - /* We will need these later. */ - sline = lines[i]; - sline_len = strlen (sline); - } - while ((prev_line_found && STREQ (prev_line_found, lines[i])) || - (search_string_index > sline_len)); + if (cxt->sflags & SF_FAILED) + { + /* We cannot find the search string. Ding the bell. */ + rl_ding (); + cxt->history_pos = cxt->last_found_line; + return 1; + } - if (failed) - break; + /* We have found the search string. Just display it. But don't + actually move there in the history list until the user accepts + the location. */ + if (cxt->sflags & SF_FOUND) + { + cxt->prev_line_found = cxt->lines[cxt->history_pos]; + rl_replace_line (cxt->lines[cxt->history_pos], 0); + rl_point = cxt->sline_index; + cxt->last_found_line = cxt->history_pos; + rl_display_search (cxt->search_string, (cxt->sflags & SF_REVERSE), (cxt->history_pos == cxt->save_line) ? -1 : cxt->history_pos); + } - /* Now set up the line for searching... */ - line_index = reverse ? sline_len - search_string_index : 0; - } + return 1; +} - if (failed) - { - /* We cannot find the search string. Ding the bell. */ - rl_ding (); - i = last_found_line; - continue; /* XXX - was break */ - } +static int +_rl_isearch_cleanup (cxt, r) + _rl_search_cxt *cxt; + int r; +{ + if (r >= 0) + _rl_isearch_fini (cxt); + _rl_scxt_dispose (cxt, 0); + _rl_iscxt = 0; - /* We have found the search string. Just display it. But don't - actually move there in the history list until the user accepts - the location. */ - if (found) - { - prev_line_found = lines[i]; - rl_replace_line (lines[i], 0); - rl_point = line_index; - last_found_line = i; - rl_display_search (search_string, reverse, (i == orig_line) ? -1 : i); - } - } + RL_UNSETSTATE(RL_STATE_ISEARCH); - /* The searching is over. The user may have found the string that she - was looking for, or else she may have exited a failing search. If - LINE_INDEX is -1, then that shows that the string searched for was - not found. We use this to determine where to place rl_point. */ + return (r != 0); +} - /* First put back the original state. */ - strcpy (rl_line_buffer, lines[orig_line]); +/* Search through the history looking for an interactively typed string. + This is analogous to i-search. We start the search in the current line. + DIRECTION is which direction to search; >= 0 means forward, < 0 means + backwards. */ +static int +rl_search_history (direction, invoking_key) + int direction, invoking_key; +{ + _rl_search_cxt *cxt; /* local for now, but saved globally */ + int c, r; - rl_restore_prompt (); + RL_SETSTATE(RL_STATE_ISEARCH); + cxt = _rl_isearch_init (direction); - /* Save the search string for possible later use. */ - FREE (last_isearch_string); - last_isearch_string = search_string; - last_isearch_string_len = search_string_index; + rl_display_search (cxt->search_string, (cxt->sflags & SF_REVERSE), -1); - if (last_found_line < orig_line) - rl_get_previous_history (orig_line - last_found_line, 0); - else - rl_get_next_history (last_found_line - orig_line, 0); + /* If we are using the callback interface, all we do is set up here and + return. The key is that we leave RL_STATE_ISEARCH set. */ + if (RL_ISSTATE (RL_STATE_CALLBACK)) + return (0); - /* If the string was not found, put point at the end of the last matching - line. If last_found_line == orig_line, we didn't find any matching - history lines at all, so put point back in its original position. */ - if (line_index < 0) + r = -1; + for (;;) { - if (last_found_line == orig_line) - line_index = orig_point; - else - line_index = strlen (rl_line_buffer); - rl_mark = orig_mark; + c = _rl_search_getchar (cxt); + /* We might want to handle EOF here (c == 0) */ + r = _rl_isearch_dispatch (cxt, cxt->lastc); + if (r <= 0) + break; } - rl_point = line_index; - /* Don't worry about where to put the mark here; rl_get_previous_history - and rl_get_next_history take care of it. */ - - rl_clear_message (); + /* The searching is over. The user may have found the string that she + was looking for, or else she may have exited a failing search. If + LINE_INDEX is -1, then that shows that the string searched for was + not found. We use this to determine where to place rl_point. */ + return (_rl_isearch_cleanup (cxt, r)); +} - FREE (allocated_line); - free (lines); +#if defined (READLINE_CALLBACKS) +/* Called from the callback functions when we are ready to read a key. The + callback functions know to call this because RL_ISSTATE(RL_STATE_ISEARCH). + If _rl_isearch_dispatch finishes searching, this function is responsible + for turning off RL_STATE_ISEARCH, which it does using _rl_isearch_cleanup. */ +int +_rl_isearch_callback (cxt) + _rl_search_cxt *cxt; +{ + int c, r; - RL_UNSETSTATE(RL_STATE_ISEARCH); + c = _rl_search_getchar (cxt); + /* We might want to handle EOF here */ + r = _rl_isearch_dispatch (cxt, cxt->lastc); - return 0; + return (r <= 0) ? _rl_isearch_cleanup (cxt, r) : 0; } +#endif diff --git a/lib/readline/macro.c b/lib/readline/macro.c index b73c3af..2975bf1 100644 --- a/lib/readline/macro.c +++ b/lib/readline/macro.c @@ -100,6 +100,8 @@ _rl_with_macro_input (string) int _rl_next_macro_key () { + int c; + if (rl_executing_macro == 0) return (0); @@ -109,7 +111,14 @@ _rl_next_macro_key () return (_rl_next_macro_key ()); } +#if defined (READLINE_CALLBACKS) + c = rl_executing_macro[executing_macro_index++]; + if (RL_ISSTATE (RL_STATE_CALLBACK) && RL_ISSTATE (RL_STATE_READCMD) && rl_executing_macro[executing_macro_index] == 0) + _rl_pop_executing_macro (); + return c; +#else return (rl_executing_macro[executing_macro_index++]); +#endif } /* Save the currently executing macro on a stack of saved macros. */ diff --git a/lib/readline/mbutil.c b/lib/readline/mbutil.c index 695845a..17dde53 100644 --- a/lib/readline/mbutil.c +++ b/lib/readline/mbutil.c @@ -1,6 +1,6 @@ /* mbutil.c -- readline multibyte character utility functions */ -/* Copyright (C) 2001-2004 Free Software Foundation, Inc. +/* Copyright (C) 2001-2005 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. @@ -77,18 +77,20 @@ _rl_find_next_mbchar_internal (string, seed, count, find_non_zero) char *string; int seed, count, find_non_zero; { - size_t tmp = 0; + size_t tmp; mbstate_t ps; - int point = 0; + int point; wchar_t wc; + tmp = 0; + memset(&ps, 0, sizeof (mbstate_t)); if (seed < 0) seed = 0; if (count <= 0) return seed; - point = seed + _rl_adjust_point(string, seed, &ps); + point = seed + _rl_adjust_point (string, seed, &ps); /* if this is true, means that seed was not pointed character started byte. So correct the point and consume count */ if (seed < point) @@ -134,7 +136,8 @@ _rl_find_next_mbchar_internal (string, seed, count, find_non_zero) break; } } - return point; + + return point; } static int @@ -313,6 +316,28 @@ _rl_is_mbchar_matched (string, seed, end, mbchar, length) return 0; return 1; } + +wchar_t +_rl_char_value (buf, ind) + char *buf; + int ind; +{ + size_t tmp; + wchar_t wc; + mbstate_t ps; + int l; + + if (MB_LEN_MAX == 1 || rl_byte_oriented) + return ((wchar_t) buf[ind]); + l = strlen (buf); + if (ind >= l - 1) + return ((wchar_t) buf[ind]); + memset (&ps, 0, sizeof (mbstate_t)); + tmp = mbrtowc (&wc, buf + ind, l - ind, &ps); + if (MB_INVALIDCH (tmp) || MB_NULLWCH (tmp)) + return ((wchar_t) buf[ind]); + return wc; +} #endif /* HANDLE_MULTIBYTE */ /* Find next `count' characters started byte point of the specified seed. diff --git a/lib/readline/misc.c b/lib/readline/misc.c index 403313a..d455832 100644 --- a/lib/readline/misc.c +++ b/lib/readline/misc.c @@ -1,6 +1,6 @@ /* misc.c -- miscellaneous bindable readline functions. */ -/* Copyright (C) 1987-2004 Free Software Foundation, Inc. +/* Copyright (C) 1987-2005 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. @@ -63,6 +63,8 @@ void _rl_free_history_entry PARAMS((HIST_ENTRY *)); to preserve the value of rl_point from line to line. */ int _rl_history_preserve_point = 0; +_rl_arg_cxt _rl_argcxt; + /* Saved target point for when _rl_history_preserve_point is set. Special value of -1 means that point is at the end of the line. */ int _rl_history_saved_point = -1; @@ -73,77 +75,74 @@ int _rl_history_saved_point = -1; /* */ /* **************************************************************** */ -/* Handle C-u style numeric args, as well as M--, and M-digits. */ -static int -rl_digit_loop () +int +_rl_arg_overflow () { - int key, c, sawminus, sawdigits; + if (rl_numeric_arg > 1000000) + { + _rl_argcxt = 0; + rl_explicit_arg = rl_numeric_arg = 0; + rl_ding (); + rl_restore_prompt (); + rl_clear_message (); + RL_UNSETSTATE(RL_STATE_NUMERICARG); + return 1; + } + return 0; +} +void +_rl_arg_init () +{ rl_save_prompt (); - + _rl_argcxt = 0; RL_SETSTATE(RL_STATE_NUMERICARG); - sawminus = sawdigits = 0; - while (1) - { - if (rl_numeric_arg > 1000000) - { - sawdigits = rl_explicit_arg = rl_numeric_arg = 0; - rl_ding (); - rl_restore_prompt (); - rl_clear_message (); - RL_UNSETSTATE(RL_STATE_NUMERICARG); - return 1; - } - rl_message ("(arg: %d) ", rl_arg_sign * rl_numeric_arg); - RL_SETSTATE(RL_STATE_MOREINPUT); - key = c = rl_read_key (); - RL_UNSETSTATE(RL_STATE_MOREINPUT); +} - if (c < 0) - { - _rl_abort_internal (); - return -1; - } +int +_rl_arg_getchar () +{ + int c; - /* If we see a key bound to `universal-argument' after seeing digits, - it ends the argument but is otherwise ignored. */ - if (_rl_keymap[c].type == ISFUNC && - _rl_keymap[c].function == rl_universal_argument) - { - if (sawdigits == 0) - { - rl_numeric_arg *= 4; - continue; - } - else - { - RL_SETSTATE(RL_STATE_MOREINPUT); - key = rl_read_key (); - RL_UNSETSTATE(RL_STATE_MOREINPUT); - rl_restore_prompt (); - rl_clear_message (); - RL_UNSETSTATE(RL_STATE_NUMERICARG); - return (_rl_dispatch (key, _rl_keymap)); - } - } + rl_message ("(arg: %d) ", rl_arg_sign * rl_numeric_arg); + RL_SETSTATE(RL_STATE_MOREINPUT); + c = rl_read_key (); + RL_UNSETSTATE(RL_STATE_MOREINPUT); - c = UNMETA (c); + return c; +} - if (_rl_digit_p (c)) - { - rl_numeric_arg = rl_explicit_arg ? (rl_numeric_arg * 10) + c - '0' : c - '0'; - sawdigits = rl_explicit_arg = 1; - } - else if (c == '-' && rl_explicit_arg == 0) +/* Process C as part of the current numeric argument. Return -1 if the + argument should be aborted, 0 if we should not read any more chars, and + 1 if we should continue to read chars. */ +int +_rl_arg_dispatch (cxt, c) + _rl_arg_cxt cxt; + int c; +{ + int key, r; + + key = c; + + /* If we see a key bound to `universal-argument' after seeing digits, + it ends the argument but is otherwise ignored. */ + if (_rl_keymap[c].type == ISFUNC && _rl_keymap[c].function == rl_universal_argument) + { + if ((cxt & NUM_SAWDIGITS) == 0) { - rl_numeric_arg = sawminus = 1; - rl_arg_sign = -1; + rl_numeric_arg *= 4; + return 1; } + else if (RL_ISSTATE (RL_STATE_CALLBACK)) + { + _rl_argcxt |= NUM_READONE; + return 0; /* XXX */ + } else { - /* Make M-- command equivalent to M--1 command. */ - if (sawminus && rl_numeric_arg == 1 && rl_explicit_arg == 0) - rl_explicit_arg = 1; + RL_SETSTATE(RL_STATE_MOREINPUT); + key = rl_read_key (); + RL_UNSETSTATE(RL_STATE_MOREINPUT); rl_restore_prompt (); rl_clear_message (); RL_UNSETSTATE(RL_STATE_NUMERICARG); @@ -151,35 +150,96 @@ rl_digit_loop () } } - /*NOTREACHED*/ -} + c = UNMETA (c); -/* Add the current digit to the argument in progress. */ -int -rl_digit_argument (ignore, key) - int ignore, key; -{ - rl_execute_next (key); - return (rl_digit_loop ()); + if (_rl_digit_p (c)) + { + r = _rl_digit_value (c); + rl_numeric_arg = rl_explicit_arg ? (rl_numeric_arg * 10) + r : r; + rl_explicit_arg = 1; + _rl_argcxt |= NUM_SAWDIGITS; + } + else if (c == '-' && rl_explicit_arg == 0) + { + rl_numeric_arg = 1; + _rl_argcxt |= NUM_SAWMINUS; + rl_arg_sign = -1; + } + else + { + /* Make M-- command equivalent to M--1 command. */ + if ((_rl_argcxt & NUM_SAWMINUS) && rl_numeric_arg == 1 && rl_explicit_arg == 0) + rl_explicit_arg = 1; + rl_restore_prompt (); + rl_clear_message (); + RL_UNSETSTATE(RL_STATE_NUMERICARG); + + r = _rl_dispatch (key, _rl_keymap); + if (RL_ISSTATE (RL_STATE_CALLBACK)) + { + /* At worst, this will cause an extra redisplay. Otherwise, + we have to wait until the next character comes in. */ + if (rl_done == 0) + (*rl_redisplay_function) (); + r = 0; + } + return r; + } + + return 1; } -/* What to do when you abort reading an argument. */ -int -rl_discard_argument () +/* Handle C-u style numeric args, as well as M--, and M-digits. */ +static int +rl_digit_loop () { - rl_ding (); - rl_clear_message (); - _rl_init_argument (); - return 0; + int c, r; + + while (1) + { + if (_rl_arg_overflow ()) + return 1; + + c = _rl_arg_getchar (); + + if (c < 0) + { + _rl_abort_internal (); + return -1; + } + + r = _rl_arg_dispatch (_rl_argcxt, c); + if (r <= 0 || (RL_ISSTATE (RL_STATE_NUMERICARG) == 0)) + break; + } } /* Create a default argument. */ -int -_rl_init_argument () +void +_rl_reset_argument () { rl_numeric_arg = rl_arg_sign = 1; rl_explicit_arg = 0; - return 0; + _rl_argcxt = 0; +} + +/* Start a numeric argument with initial value KEY */ +int +rl_digit_argument (ignore, key) + int ignore, key; +{ + _rl_arg_init (); + if (RL_ISSTATE (RL_STATE_CALLBACK)) + { + _rl_arg_dispatch (_rl_argcxt, key); + rl_message ("(arg: %d) ", rl_arg_sign * rl_numeric_arg); + return 0; + } + else + { + rl_execute_next (key); + return (rl_digit_loop ()); + } } /* C-u, universal argument. Multiply the current argument by 4. @@ -189,8 +249,43 @@ int rl_universal_argument (count, key) int count, key; { + _rl_arg_init (); rl_numeric_arg *= 4; - return (rl_digit_loop ()); + + return (RL_ISSTATE (RL_STATE_CALLBACK) ? 0 : rl_digit_loop ()); +} + +int +_rl_arg_callback (cxt) + _rl_arg_cxt cxt; +{ + int c, r; + + c = _rl_arg_getchar (); + + if (_rl_argcxt & NUM_READONE) + { + _rl_argcxt &= ~NUM_READONE; + rl_restore_prompt (); + rl_clear_message (); + RL_UNSETSTATE(RL_STATE_NUMERICARG); + rl_execute_next (c); + return 0; + } + + r = _rl_arg_dispatch (cxt, c); + return (r != 1); +} + +/* What to do when you abort reading an argument. */ +int +rl_discard_argument () +{ + rl_ding (); + rl_clear_message (); + _rl_reset_argument (); + + return 0; } /* **************************************************************** */ @@ -225,8 +320,10 @@ _rl_free_history_entry (entry) { if (entry == 0) return; - if (entry->line) - free (entry->line); + + FREE (entry->line); + FREE (entry->timestamp); + free (entry); } @@ -242,6 +339,7 @@ rl_maybe_replace_line () { temp = replace_history_entry (where_history (), rl_line_buffer, (histdata_t)rl_undo_list); free (temp->line); + FREE (temp->timestamp); free (temp); } return 0; @@ -274,6 +372,7 @@ rl_maybe_save_line () { _rl_saved_line_for_history = (HIST_ENTRY *)xmalloc (sizeof (HIST_ENTRY)); _rl_saved_line_for_history->line = savestring (rl_line_buffer); + _rl_saved_line_for_history->timestamp = (char *)NULL; _rl_saved_line_for_history->data = (char *)rl_undo_list; } diff --git a/lib/readline/readline.c b/lib/readline/readline.c index a70d80f..5e9767a 100644 --- a/lib/readline/readline.c +++ b/lib/readline/readline.c @@ -1,7 +1,7 @@ /* readline.c -- a general facility for reading lines of input with emacs style editing and completion. */ -/* Copyright (C) 1987-2002 Free Software Foundation, Inc. +/* Copyright (C) 1987-2005 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. @@ -68,11 +68,11 @@ #include "xmalloc.h" #ifndef RL_LIBRARY_VERSION -# define RL_LIBRARY_VERSION "5.0" +# define RL_LIBRARY_VERSION "5.1" #endif #ifndef RL_READLINE_VERSION -# define RL_READLINE_VERSION 0x0500 +# define RL_READLINE_VERSION 0x0501 #endif extern void _rl_free_history_entry PARAMS((HIST_ENTRY *)); @@ -87,6 +87,9 @@ static void bind_arrow_keys PARAMS((void)); static void readline_default_bindings PARAMS((void)); static void reset_default_bindings PARAMS((void)); +static int _rl_subseq_result PARAMS((int, Keymap, int, int)); +static int _rl_subseq_getchar PARAMS((int)); + /* **************************************************************** */ /* */ /* Line editing input utility */ @@ -104,6 +107,7 @@ int rl_gnu_readline_p = 1; By default, it is the standard emacs keymap. */ Keymap _rl_keymap = emacs_standard_keymap; + /* The current style of editing. */ int rl_editing_mode = emacs_mode; @@ -219,6 +223,9 @@ char *_rl_comment_begin; /* Keymap holding the function currently being executed. */ Keymap rl_executing_keymap; +/* Keymap we're currently using to dispatch. */ +Keymap _rl_dispatching_keymap; + /* Non-zero means to erase entire line, including prompt, on empty input lines. */ int rl_erase_empty_line = 0; @@ -230,6 +237,9 @@ int rl_num_chars_to_read; char *rl_line_buffer = (char *)NULL; int rl_line_buffer_len = 0; +/* Key sequence `contexts' */ +_rl_keyseq_cxt *_rl_kscxt = 0; + /* Forward declarations used by the display, termcap, and history code. */ /* **************************************************************** */ @@ -251,6 +261,10 @@ int _rl_convert_meta_chars_to_ascii = 1; rather than as a meta-prefixed escape sequence. */ int _rl_output_meta_chars = 0; +/* Non-zero means to look at the termios special characters and bind + them to equivalent readline functions at startup. */ +int _rl_bind_stty_chars = 1; + /* **************************************************************** */ /* */ /* Top Level Functions */ @@ -291,14 +305,16 @@ readline (prompt) rl_set_prompt (prompt); rl_initialize (); - (*rl_prep_term_function) (_rl_meta_flag); + if (rl_prep_term_function) + (*rl_prep_term_function) (_rl_meta_flag); #if defined (HANDLE_SIGNALS) rl_set_signals (); #endif value = readline_internal (); - (*rl_deprep_term_function) (); + if (rl_deprep_term_function) + (*rl_deprep_term_function) (); #if defined (HANDLE_SIGNALS) rl_clear_signals (); @@ -388,6 +404,36 @@ readline_internal_teardown (eof) return (eof ? (char *)NULL : savestring (the_line)); } +void +_rl_internal_char_cleanup () +{ +#if defined (VI_MODE) + /* In vi mode, when you exit insert mode, the cursor moves back + over the previous character. We explicitly check for that here. */ + if (rl_editing_mode == vi_mode && _rl_keymap == vi_movement_keymap) + rl_vi_check (); +#endif /* VI_MODE */ + + if (rl_num_chars_to_read && rl_end >= rl_num_chars_to_read) + { + (*rl_redisplay_function) (); + _rl_want_redisplay = 0; + rl_newline (1, '\n'); + } + + if (rl_done == 0) + { + (*rl_redisplay_function) (); + _rl_want_redisplay = 0; + } + + /* If the application writer has told us to erase the entire line if + the only character typed was something bound to rl_newline, do so. */ + if (rl_erase_empty_line && rl_done && rl_last_func == rl_newline && + rl_point == 0 && rl_end == 0) + _rl_erase_entire_line (); +} + STATIC_CALLBACK int #if defined (READLINE_CALLBACKS) readline_internal_char () @@ -410,12 +456,21 @@ readline_internal_charloop () code = setjmp (readline_top_level); if (code) - (*rl_redisplay_function) (); + { + (*rl_redisplay_function) (); + _rl_want_redisplay = 0; + /* If we get here, we're not being called from something dispatched + from _rl_callback_read_char(), which sets up its own value of + readline_top_level (saving and restoring the old, of course), so + we can just return here. */ + if (RL_ISSTATE (RL_STATE_CALLBACK)) + return (0); + } if (rl_pending_input == 0) { /* Then initialize the argument and number of keys read. */ - _rl_init_argument (); + _rl_reset_argument (); rl_key_sequence_length = 0; } @@ -449,27 +504,7 @@ readline_internal_charloop () if (rl_pending_input == 0 && lk == _rl_last_command_was_kill) _rl_last_command_was_kill = 0; -#if defined (VI_MODE) - /* In vi mode, when you exit insert mode, the cursor moves back - over the previous character. We explicitly check for that here. */ - if (rl_editing_mode == vi_mode && _rl_keymap == vi_movement_keymap) - rl_vi_check (); -#endif /* VI_MODE */ - - if (rl_num_chars_to_read && rl_end >= rl_num_chars_to_read) - { - (*rl_redisplay_function) (); - rl_newline (1, '\n'); - } - - if (rl_done == 0) - (*rl_redisplay_function) (); - - /* If the application writer has told us to erase the entire line if - the only character typed was something bound to rl_newline, do so. */ - if (rl_erase_empty_line && rl_done && rl_last_func == rl_newline && - rl_point == 0 && rl_end == 0) - _rl_erase_entire_line (); + _rl_internal_char_cleanup (); #if defined (READLINE_CALLBACKS) return 0; @@ -519,6 +554,107 @@ _rl_set_the_line () the_line = rl_line_buffer; } +#if defined (READLINE_CALLBACKS) +_rl_keyseq_cxt * +_rl_keyseq_cxt_alloc () +{ + _rl_keyseq_cxt *cxt; + + cxt = (_rl_keyseq_cxt *)xmalloc (sizeof (_rl_keyseq_cxt)); + + cxt->flags = cxt->subseq_arg = cxt->subseq_retval = 0; + + cxt->okey = 0; + cxt->ocxt = _rl_kscxt; + cxt->childval = 42; /* sentinel value */ + + return cxt; +} + +void +_rl_keyseq_cxt_dispose (cxt) + _rl_keyseq_cxt *cxt; +{ + free (cxt); +} + +void +_rl_keyseq_chain_dispose () +{ + _rl_keyseq_cxt *cxt; + + while (_rl_kscxt) + { + cxt = _rl_kscxt; + _rl_kscxt = _rl_kscxt->ocxt; + _rl_keyseq_cxt_dispose (cxt); + } +} +#endif + +static int +_rl_subseq_getchar (key) + int key; +{ + int k; + + if (key == ESC) + RL_SETSTATE(RL_STATE_METANEXT); + RL_SETSTATE(RL_STATE_MOREINPUT); + k = rl_read_key (); + RL_UNSETSTATE(RL_STATE_MOREINPUT); + if (key == ESC) + RL_UNSETSTATE(RL_STATE_METANEXT); + + return k; +} + +#if defined (READLINE_CALLBACKS) +int +_rl_dispatch_callback (cxt) + _rl_keyseq_cxt *cxt; +{ + int nkey, r; + + /* For now */ +#if 1 + /* The first time this context is used, we want to read input and dispatch + on it. When traversing the chain of contexts back `up', we want to use + the value from the next context down. We're simulating recursion using + a chain of contexts. */ + if ((cxt->flags & KSEQ_DISPATCHED) == 0) + { + nkey = _rl_subseq_getchar (cxt->okey); + r = _rl_dispatch_subseq (nkey, cxt->dmap, cxt->subseq_arg); + cxt->flags |= KSEQ_DISPATCHED; + } + else + r = cxt->childval; +#else + r = _rl_dispatch_subseq (nkey, cxt->dmap, cxt->subseq_arg); +#endif + + /* For now */ + r = _rl_subseq_result (r, cxt->oldmap, cxt->okey, (cxt->flags & KSEQ_SUBSEQ)); + + if (r == 0) /* success! */ + { + _rl_keyseq_chain_dispose (); + RL_UNSETSTATE (RL_STATE_MULTIKEY); + return r; + } + + if (r != -3) /* magic value that says we added to the chain */ + _rl_kscxt = cxt->ocxt; + if (_rl_kscxt) + _rl_kscxt->childval = r; + if (r != -3) + _rl_keyseq_cxt_dispose (cxt); + + return r; +} +#endif /* READLINE_CALLBACKS */ + /* Do the command associated with KEY in MAP. If the associated command is really a keymap, then read another key, and dispatch into that map. */ @@ -527,6 +663,7 @@ _rl_dispatch (key, map) register int key; Keymap map; { + _rl_dispatching_keymap = map; return _rl_dispatch_subseq (key, map, 0); } @@ -539,6 +676,9 @@ _rl_dispatch_subseq (key, map, got_subseq) int r, newkey; char *macro; rl_command_func_t *func; +#if defined (READLINE_CALLBACKS) + _rl_keyseq_cxt *cxt; +#endif if (META_CHAR (key) && _rl_convert_meta_chars_to_ascii) { @@ -572,10 +712,6 @@ _rl_dispatch_subseq (key, map, got_subseq) rl_executing_keymap = map; -#if 0 - _rl_suppress_redisplay = (map[key].function == rl_insert) && _rl_input_available (); -#endif - rl_dispatching = 1; RL_SETSTATE(RL_STATE_DISPATCHING); r = (*map[key].function)(rl_numeric_arg * rl_arg_sign, key); @@ -607,6 +743,10 @@ _rl_dispatch_subseq (key, map, got_subseq) } else { +#if defined (READLINE_CALLBACKS) + RL_UNSETSTATE (RL_STATE_MULTIKEY); + _rl_keyseq_chain_dispose (); +#endif _rl_abort_internal (); return -1; } @@ -628,58 +768,43 @@ _rl_dispatch_subseq (key, map, got_subseq) #endif rl_key_sequence_length++; + _rl_dispatching_keymap = FUNCTION_TO_KEYMAP (map, key); - if (key == ESC) - RL_SETSTATE(RL_STATE_METANEXT); - RL_SETSTATE(RL_STATE_MOREINPUT); - newkey = rl_read_key (); - RL_UNSETSTATE(RL_STATE_MOREINPUT); - if (key == ESC) - RL_UNSETSTATE(RL_STATE_METANEXT); + /* Allocate new context here. Use linked contexts (linked through + cxt->ocxt) to simulate recursion */ +#if defined (READLINE_CALLBACKS) + if (RL_ISSTATE (RL_STATE_CALLBACK)) + { + /* Return 0 only the first time, to indicate success to + _rl_callback_read_char. The rest of the time, we're called + from _rl_dispatch_callback, so we return 3 to indicate + special handling is necessary. */ + r = RL_ISSTATE (RL_STATE_MULTIKEY) ? -3 : 0; + cxt = _rl_keyseq_cxt_alloc (); + + if (got_subseq) + cxt->flags |= KSEQ_SUBSEQ; + cxt->okey = key; + cxt->oldmap = map; + cxt->dmap = _rl_dispatching_keymap; + cxt->subseq_arg = got_subseq || cxt->dmap[ANYOTHERKEY].function; + + RL_SETSTATE (RL_STATE_MULTIKEY); + _rl_kscxt = cxt; + + return r; /* don't indicate immediate success */ + } +#endif + newkey = _rl_subseq_getchar (key); if (newkey < 0) { _rl_abort_internal (); return -1; } - r = _rl_dispatch_subseq (newkey, FUNCTION_TO_KEYMAP (map, key), got_subseq || map[ANYOTHERKEY].function); - - if (r == -2) - /* We didn't match anything, and the keymap we're indexed into - shadowed a function previously bound to that prefix. Call - the function. The recursive call to _rl_dispatch_subseq has - already taken care of pushing any necessary input back onto - the input queue with _rl_unget_char. */ - { -#if 0 - r = _rl_dispatch (ANYOTHERKEY, FUNCTION_TO_KEYMAP (map, key)); -#else - /* XXX - experimental code -- might never be executed. Save - for later. */ - Keymap m = FUNCTION_TO_KEYMAP (map, key); - int type = m[ANYOTHERKEY].type; - func = m[ANYOTHERKEY].function; - if (type == ISFUNC && func == rl_do_lowercase_version) - r = _rl_dispatch (_rl_to_lower (key), map); - else - r = _rl_dispatch (ANYOTHERKEY, m); -#endif - } - else if (r && map[ANYOTHERKEY].function) - { - /* We didn't match (r is probably -1), so return something to - tell the caller that it should try ANYOTHERKEY for an - overridden function. */ - _rl_unget_char (key); - return -2; - } - else if (r && got_subseq) - { - /* OK, back up the chain. */ - _rl_unget_char (key); - return -1; - } + r = _rl_dispatch_subseq (newkey, _rl_dispatching_keymap, got_subseq || map[ANYOTHERKEY].function); + return _rl_subseq_result (r, map, key, got_subseq); } else { @@ -703,9 +828,69 @@ _rl_dispatch_subseq (key, map, got_subseq) _rl_vi_textmod_command (key)) _rl_vi_set_last (key, rl_numeric_arg, rl_arg_sign); #endif + return (r); } +static int +_rl_subseq_result (r, map, key, got_subseq) + int r; + Keymap map; + int key, got_subseq; +{ + Keymap m; + int type, nt; + rl_command_func_t *func, *nf; + + if (r == -2) + /* We didn't match anything, and the keymap we're indexed into + shadowed a function previously bound to that prefix. Call + the function. The recursive call to _rl_dispatch_subseq has + already taken care of pushing any necessary input back onto + the input queue with _rl_unget_char. */ + { + m = _rl_dispatching_keymap; + type = m[ANYOTHERKEY].type; + func = m[ANYOTHERKEY].function; + if (type == ISFUNC && func == rl_do_lowercase_version) + r = _rl_dispatch (_rl_to_lower (key), map); + else if (type == ISFUNC && func == rl_insert) + { + /* If the function that was shadowed was self-insert, we + somehow need a keymap with map[key].func == self-insert. + Let's use this one. */ + nt = m[key].type; + nf = m[key].function; + + m[key].type = type; + m[key].function = func; + r = _rl_dispatch (key, m); + m[key].type = nt; + m[key].function = nf; + } + else + r = _rl_dispatch (ANYOTHERKEY, m); + } + else if (r && map[ANYOTHERKEY].function) + { + /* We didn't match (r is probably -1), so return something to + tell the caller that it should try ANYOTHERKEY for an + overridden function. */ + _rl_unget_char (key); + _rl_dispatching_keymap = map; + return -2; + } + else if (r && got_subseq) + { + /* OK, back up the chain. */ + _rl_unget_char (key); + _rl_dispatching_keymap = map; + return -1; + } + + return r; +} + /* **************************************************************** */ /* */ /* Initializations */ @@ -863,7 +1048,8 @@ readline_initialize_everything () static void readline_default_bindings () { - rl_tty_set_default_bindings (_rl_keymap); + if (_rl_bind_stty_chars) + rl_tty_set_default_bindings (_rl_keymap); } /* Reset the default bindings for the terminal special characters we're @@ -871,8 +1057,11 @@ readline_default_bindings () static void reset_default_bindings () { - rl_tty_unset_default_bindings (_rl_keymap); - rl_tty_set_default_bindings (_rl_keymap); + if (_rl_bind_stty_chars) + { + rl_tty_unset_default_bindings (_rl_keymap); + rl_tty_set_default_bindings (_rl_keymap); + } } /* Bind some common arrow key sequences in MAP. */ @@ -906,6 +1095,13 @@ bind_arrow_keys_internal (map) rl_bind_keyseq_if_unbound ("\033OH", rl_beg_of_line); rl_bind_keyseq_if_unbound ("\033OF", rl_end_of_line); +#if defined (__MINGW32__) + rl_bind_keyseq_if_unbound ("\340H", rl_get_previous_history); + rl_bind_keyseq_if_unbound ("\340P", rl_get_next_history); + rl_bind_keyseq_if_unbound ("\340M", rl_forward_char); + rl_bind_keyseq_if_unbound ("\340K", rl_backward_char); +#endif + _rl_keymap = xkeymap; } diff --git a/lib/readline/readline.h b/lib/readline/readline.h index 222b317..fade6d4 100644 --- a/lib/readline/readline.h +++ b/lib/readline/readline.h @@ -1,6 +1,6 @@ /* Readline.h -- the names of functions callable from within readline. */ -/* Copyright (C) 1987-2004 Free Software Foundation, Inc. +/* Copyright (C) 1987-2005 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. @@ -40,9 +40,9 @@ extern "C" { #endif /* Hex-encoded Readline version number. */ -#define RL_READLINE_VERSION 0x0500 /* Readline 5.0 */ +#define RL_READLINE_VERSION 0x0501 /* Readline 5.1 */ #define RL_VERSION_MAJOR 5 -#define RL_VERSION_MINOR 0 +#define RL_VERSION_MINOR 1 /* Readline data structures. */ @@ -241,6 +241,7 @@ extern int rl_vi_column PARAMS((int, int)); extern int rl_vi_delete_to PARAMS((int, int)); extern int rl_vi_change_to PARAMS((int, int)); extern int rl_vi_yank_to PARAMS((int, int)); +extern int rl_vi_rubout PARAMS((int, int)); extern int rl_vi_delete PARAMS((int, int)); extern int rl_vi_back_to_indent PARAMS((int, int)); extern int rl_vi_first_print PARAMS((int, int)); @@ -302,6 +303,8 @@ extern int rl_bind_keyseq_in_map PARAMS((const char *, rl_command_func_t *, Keym extern int rl_bind_keyseq_if_unbound PARAMS((const char *, rl_command_func_t *)); extern int rl_bind_keyseq_if_unbound_in_map PARAMS((const char *, rl_command_func_t *, Keymap)); extern int rl_generic_bind PARAMS((int, const char *, char *, Keymap)); + +extern char *rl_variable_value PARAMS((const char *)); extern int rl_variable_bind PARAMS((const char *, const char *)); /* Backwards compatibility, use rl_bind_keyseq_in_map instead. */ @@ -401,6 +404,7 @@ extern int rl_reset_terminal PARAMS((const char *)); extern void rl_resize_terminal PARAMS((void)); extern void rl_set_screen_size PARAMS((int, int)); extern void rl_get_screen_size PARAMS((int *, int *)); +extern void rl_reset_screen_size PARAMS((void)); extern char *rl_get_termcap PARAMS((const char *)); @@ -528,6 +532,11 @@ extern const char *rl_terminal_name; extern FILE *rl_instream; extern FILE *rl_outstream; +/* If non-zero, Readline gives values of LINES and COLUMNS from the environment + greater precedence than values fetched from the kernel when computing the + screen dimensions. */ +extern int rl_prefer_env_winsize; + /* If non-zero, then this is the address of a function to call just before readline_internal () prints the first prompt. */ extern rl_hook_func_t *rl_startup_hook; @@ -759,29 +768,33 @@ extern int rl_inhibit_completion; #define MULT_MATCH 2 /* Possible state values for rl_readline_state */ -#define RL_STATE_NONE 0x00000 /* no state; before first call */ - -#define RL_STATE_INITIALIZING 0x00001 /* initializing */ -#define RL_STATE_INITIALIZED 0x00002 /* initialization done */ -#define RL_STATE_TERMPREPPED 0x00004 /* terminal is prepped */ -#define RL_STATE_READCMD 0x00008 /* reading a command key */ -#define RL_STATE_METANEXT 0x00010 /* reading input after ESC */ -#define RL_STATE_DISPATCHING 0x00020 /* dispatching to a command */ -#define RL_STATE_MOREINPUT 0x00040 /* reading more input in a command function */ -#define RL_STATE_ISEARCH 0x00080 /* doing incremental search */ -#define RL_STATE_NSEARCH 0x00100 /* doing non-inc search */ -#define RL_STATE_SEARCH 0x00200 /* doing a history search */ -#define RL_STATE_NUMERICARG 0x00400 /* reading numeric argument */ -#define RL_STATE_MACROINPUT 0x00800 /* getting input from a macro */ -#define RL_STATE_MACRODEF 0x01000 /* defining keyboard macro */ -#define RL_STATE_OVERWRITE 0x02000 /* overwrite mode */ -#define RL_STATE_COMPLETING 0x04000 /* doing completion */ -#define RL_STATE_SIGHANDLER 0x08000 /* in readline sighandler */ -#define RL_STATE_UNDOING 0x10000 /* doing an undo */ -#define RL_STATE_INPUTPENDING 0x20000 /* rl_execute_next called */ -#define RL_STATE_TTYCSAVED 0x40000 /* tty special chars saved */ - -#define RL_STATE_DONE 0x80000 /* done; accepted line */ +#define RL_STATE_NONE 0x000000 /* no state; before first call */ + +#define RL_STATE_INITIALIZING 0x000001 /* initializing */ +#define RL_STATE_INITIALIZED 0x000002 /* initialization done */ +#define RL_STATE_TERMPREPPED 0x000004 /* terminal is prepped */ +#define RL_STATE_READCMD 0x000008 /* reading a command key */ +#define RL_STATE_METANEXT 0x000010 /* reading input after ESC */ +#define RL_STATE_DISPATCHING 0x000020 /* dispatching to a command */ +#define RL_STATE_MOREINPUT 0x000040 /* reading more input in a command function */ +#define RL_STATE_ISEARCH 0x000080 /* doing incremental search */ +#define RL_STATE_NSEARCH 0x000100 /* doing non-inc search */ +#define RL_STATE_SEARCH 0x000200 /* doing a history search */ +#define RL_STATE_NUMERICARG 0x000400 /* reading numeric argument */ +#define RL_STATE_MACROINPUT 0x000800 /* getting input from a macro */ +#define RL_STATE_MACRODEF 0x001000 /* defining keyboard macro */ +#define RL_STATE_OVERWRITE 0x002000 /* overwrite mode */ +#define RL_STATE_COMPLETING 0x004000 /* doing completion */ +#define RL_STATE_SIGHANDLER 0x008000 /* in readline sighandler */ +#define RL_STATE_UNDOING 0x010000 /* doing an undo */ +#define RL_STATE_INPUTPENDING 0x020000 /* rl_execute_next called */ +#define RL_STATE_TTYCSAVED 0x040000 /* tty special chars saved */ +#define RL_STATE_CALLBACK 0x080000 /* using the callback interface */ +#define RL_STATE_VIMOTION 0x100000 /* reading vi motion arg */ +#define RL_STATE_MULTIKEY 0x200000 /* reading multiple-key command */ +#define RL_STATE_VICMDONCE 0x400000 /* entered vi command mode at least once */ + +#define RL_STATE_DONE 0x800000 /* done; accepted line */ #define RL_SETSTATE(x) (rl_readline_state |= (x)) #define RL_UNSETSTATE(x) (rl_readline_state &= ~(x)) diff --git a/lib/readline/rldefs.h b/lib/readline/rldefs.h index 0d60040..0f6c874 100644 --- a/lib/readline/rldefs.h +++ b/lib/readline/rldefs.h @@ -2,7 +2,7 @@ for readline. This should be included after any files that define system-specific constants like _POSIX_VERSION or USG. */ -/* Copyright (C) 1987,1989 Free Software Foundation, Inc. +/* Copyright (C) 1987-2005 Free Software Foundation, Inc. This file contains the Readline Library (the Library), a set of routines for providing Emacs style line input to programs that ask @@ -38,7 +38,11 @@ # if defined (HAVE_TERMIO_H) # define TERMIO_TTY_DRIVER # else -# define NEW_TTY_DRIVER +# if !defined (__MINGW32__) +# define NEW_TTY_DRIVER +# else +# define NO_TTY_DRIVER +# endif # endif #endif diff --git a/lib/readline/rlmbutil.h b/lib/readline/rlmbutil.h index 77cc026..11adacb 100644 --- a/lib/readline/rlmbutil.h +++ b/lib/readline/rlmbutil.h @@ -97,6 +97,21 @@ extern int _rl_read_mbstring PARAMS((int, char *, int)); extern int _rl_is_mbchar_matched PARAMS((char *, int, int, char *, int)); +extern wchar_t _rl_char_value PARAMS((char *, int)); +extern int _rl_walphabetic PARAMS((wchar_t)); + +#define _rl_to_wupper(wc) (iswlower (wc) ? towupper (wc) : (wc)) +#define _rl_to_wlower(wc) (iswupper (wc) ? towlower (wc) : (wc)) + +#define MB_NEXTCHAR(b,s,c,f) \ + ((MB_CUR_MAX > 1 && rl_byte_oriented == 0) \ + ? _rl_find_next_mbchar ((b), (s), (c), (f)) \ + : ((s) + (c))) +#define MB_PREVCHAR(b,s,f) \ + ((MB_CUR_MAX > 1 && rl_byte_oriented == 0) \ + ? _rl_find_prev_mbchar ((b), (s), (f)) \ + : ((s) - 1)) + #define MB_INVALIDCH(x) ((x) == (size_t)-1 || (x) == (size_t)-2) #define MB_NULLWCH(x) ((x) == 0) @@ -111,6 +126,16 @@ extern int _rl_is_mbchar_matched PARAMS((char *, int, int, char *, int)); #define _rl_find_prev_mbchar(b, i, f) (((i) == 0) ? (i) : ((i) - 1)) #define _rl_find_next_mbchar(b, i1, i2, f) ((i1) + (i2)) +#define _rl_char_value(buf,ind) ((buf)[(ind)]) + +#define _rl_walphabetic(c) (rl_alphabetic (c)) + +#define _rl_to_wupper(c) (_rl_to_upper (c)) +#define _rl_to_wlower(c) (_rl_to_lower (c)) + +#define MB_NEXTCHAR(b,s,c,f) ((s) + (c)) +#define MB_PREVCHAR(b,s,f) ((s) - 1) + #define MB_INVALIDCH(x) (0) #define MB_NULLWCH(x) (0) diff --git a/lib/readline/rlprivate.h b/lib/readline/rlprivate.h index c3cee91..1c216ea 100644 --- a/lib/readline/rlprivate.h +++ b/lib/readline/rlprivate.h @@ -1,7 +1,7 @@ /* rlprivate.h -- functions and variables global to the readline library, but not intended for use by applications. */ -/* Copyright (C) 1999-2004 Free Software Foundation, Inc. +/* Copyright (C) 1999-2005 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. @@ -30,6 +30,95 @@ /************************************************************************* * * + * Global structs undocumented in texinfo manual and not in readline.h * + * * + *************************************************************************/ +/* search types */ +#define RL_SEARCH_ISEARCH 0x01 /* incremental search */ +#define RL_SEARCH_NSEARCH 0x02 /* non-incremental search */ +#define RL_SEARCH_CSEARCH 0x04 /* intra-line char search */ + +/* search flags */ +#define SF_REVERSE 0x01 +#define SF_FOUND 0x02 +#define SF_FAILED 0x04 + +typedef struct __rl_search_context +{ + int type; + int sflags; + + char *search_string; + int search_string_index; + int search_string_size; + + char **lines; + char *allocated_line; + int hlen; + int hindex; + + int save_point; + int save_mark; + int save_line; + int last_found_line; + char *prev_line_found; + + UNDO_LIST *save_undo_list; + + int history_pos; + int direction; + + int lastc; +#if defined (HANDLE_MULTIBYTE) + char mb[MB_LEN_MAX]; +#endif + + char *sline; + int sline_len; + int sline_index; + + char *search_terminators; +} _rl_search_cxt; + +/* Callback data for reading numeric arguments */ +#define NUM_SAWMINUS 0x01 +#define NUM_SAWDIGITS 0x02 +#define NUM_READONE 0x04 + +typedef int _rl_arg_cxt; + +/* A context for reading key sequences longer than a single character when + using the callback interface. */ +#define KSEQ_DISPATCHED 0x01 +#define KSEQ_SUBSEQ 0x02 +#define KSEQ_RECURSIVE 0x04 + +typedef struct __rl_keyseq_context +{ + int flags; + int subseq_arg; + int subseq_retval; /* XXX */ + Keymap dmap; + + Keymap oldmap; + int okey; + struct __rl_keyseq_context *ocxt; + int childval; +} _rl_keyseq_cxt; + + /* fill in more as needed */ +/* `Generic' callback data and functions */ +typedef struct __rl_callback_generic_arg +{ + int count; + int i1, i2; + /* add here as needed */ +} _rl_callback_generic_arg; + +typedef int _rl_callback_func_t PARAMS((_rl_callback_generic_arg *)); + +/************************************************************************* + * * * Global functions undocumented in texinfo manual and not in readline.h * * * *************************************************************************/ @@ -54,6 +143,8 @@ extern int readline_echoing_p; extern int rl_key_sequence_length; extern int rl_byte_oriented; +extern _rl_keyseq_cxt *_rl_kscxt; + /* display.c */ extern int rl_display_fixed; @@ -100,6 +191,16 @@ extern void readline_internal_setup PARAMS((void)); extern char *readline_internal_teardown PARAMS((int)); extern int readline_internal_char PARAMS((void)); +extern _rl_keyseq_cxt *_rl_keyseq_cxt_alloc PARAMS((void)); +extern void _rl_keyseq_cxt_dispose PARAMS((_rl_keyseq_cxt *)); +extern void _rl_keyseq_chain_dispose PARAMS((void)); + +extern int _rl_dispatch_callback PARAMS((_rl_keyseq_cxt *)); + +/* callback.c */ +extern _rl_callback_generic_arg *_rl_callback_data_alloc PARAMS((int)); +extern void _rl_callback_data_dispose PARAMS((_rl_callback_generic_arg *)); + #endif /* READLINE_CALLBACKS */ /* bind.c */ @@ -132,6 +233,15 @@ extern void _rl_insert_typein PARAMS((int)); extern int _rl_unget_char PARAMS((int)); extern int _rl_pushed_input_available PARAMS((void)); +/* isearch.c */ +extern _rl_search_cxt *_rl_scxt_alloc PARAMS((int, int)); +extern void _rl_scxt_dispose PARAMS((_rl_search_cxt *, int)); + +extern int _rl_isearch_dispatch PARAMS((_rl_search_cxt *, int)); +extern int _rl_isearch_callback PARAMS((_rl_search_cxt *)); + +extern int _rl_search_getchar PARAMS((_rl_search_cxt *)); + /* macro.c */ extern void _rl_with_macro_input PARAMS((char *)); extern int _rl_next_macro_key PARAMS((void)); @@ -141,7 +251,12 @@ extern void _rl_add_macro_char PARAMS((int)); extern void _rl_kill_kbd_macro PARAMS((void)); /* misc.c */ -extern int _rl_init_argument PARAMS((void)); +extern int _rl_arg_overflow PARAMS((void)); +extern void _rl_arg_init PARAMS((void)); +extern int _rl_arg_getchar PARAMS((void)); +extern int _rl_arg_callback PARAMS((_rl_arg_cxt)); +extern void _rl_reset_argument PARAMS((void)); + extern void _rl_start_using_history PARAMS((void)); extern int _rl_free_saved_history_line PARAMS((void)); extern void _rl_set_insert_mode PARAMS((int, int)); @@ -157,11 +272,15 @@ extern void _rl_init_line_state PARAMS((void)); extern void _rl_set_the_line PARAMS((void)); extern int _rl_dispatch PARAMS((int, Keymap)); extern int _rl_dispatch_subseq PARAMS((int, Keymap, int)); +extern void _rl_internal_char_cleanup PARAMS((void)); /* rltty.c */ extern int _rl_disable_tty_signals PARAMS((void)); extern int _rl_restore_tty_signals PARAMS((void)); +/* search.c */ +extern int _rl_nsearch_callback PARAMS((_rl_search_cxt *)); + /* terminal.c */ extern void _rl_get_screen_size PARAMS((int, int)); extern int _rl_init_terminal_io PARAMS((const char *)); @@ -217,6 +336,10 @@ extern void _rl_vi_done_inserting PARAMS((void)); extern const char *_rl_possible_control_prefixes[]; extern const char *_rl_possible_meta_prefixes[]; +/* callback.c */ +extern _rl_callback_func_t *_rl_callback_func; +extern _rl_callback_generic_arg *_rl_callback_data; + /* complete.c */ extern int _rl_complete_show_all; extern int _rl_complete_show_unmodified; @@ -231,11 +354,14 @@ extern int _rl_page_completions; extern int _rl_vis_botlin; extern int _rl_last_c_pos; extern int _rl_suppress_redisplay; +extern int _rl_want_redisplay; extern char *rl_display_prompt; /* isearch.c */ extern char *_rl_isearch_terminators; +extern _rl_search_cxt *_rl_iscxt; + /* macro.c */ extern char *_rl_executing_macro; @@ -243,6 +369,8 @@ extern char *_rl_executing_macro; extern int _rl_history_preserve_point; extern int _rl_history_saved_point; +extern _rl_arg_cxt _rl_argcxt; + /* readline.c */ extern int _rl_horizontal_scroll_mode; extern int _rl_mark_modified_lines; @@ -250,6 +378,7 @@ extern int _rl_bell_preference; extern int _rl_meta_flag; extern int _rl_convert_meta_chars_to_ascii; extern int _rl_output_meta_chars; +extern int _rl_bind_stty_chars; extern char *_rl_comment_begin; extern unsigned char _rl_parsing_conditionalized_out; extern Keymap _rl_keymap; @@ -259,6 +388,9 @@ extern int _rl_last_command_was_kill; extern int _rl_eof_char; extern procenv_t readline_top_level; +/* search.c */ +extern _rl_search_cxt *_rl_nscxt; + /* terminal.c */ extern int _rl_enable_keypad; extern int _rl_enable_meta; diff --git a/lib/readline/rltty.c b/lib/readline/rltty.c index 1a31f35..9a0326e 100644 --- a/lib/readline/rltty.c +++ b/lib/readline/rltty.c @@ -1,7 +1,7 @@ /* rltty.c -- functions to prepare and restore the terminal for readline's use. */ -/* Copyright (C) 1992 Free Software Foundation, Inc. +/* Copyright (C) 1992-2005 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. @@ -152,7 +152,9 @@ set_winsize (tty) #endif /* TIOCGWINSZ */ } -#if defined (NEW_TTY_DRIVER) +#if defined (NO_TTY_DRIVER) +/* Nothing */ +#elif defined (NEW_TTY_DRIVER) /* Values for the `flags' field of a struct bsdtty. This tells which elements of the struct bsdtty have been fetched from the system and @@ -233,6 +235,7 @@ get_tty_settings (tty, tiop) tiop->flags = tiop->lflag = 0; + errno = 0; if (ioctl (tty, TIOCGETP, &(tiop->sgttyb)) < 0) return -1; tiop->flags |= SGTTY_SET; @@ -518,6 +521,7 @@ get_tty_settings (tty, tiop) { set_winsize (tty); + errno = 0; if (_get_tty_settings (tty, tiop) < 0) return -1; @@ -631,9 +635,23 @@ prepare_terminal_settings (meta_flag, oldtio, tiop) #endif /* TERMIOS_TTY_DRIVER && _POSIX_VDISABLE */ } -#endif /* NEW_TTY_DRIVER */ +#endif /* !NEW_TTY_DRIVER */ /* Put the terminal in CBREAK mode so that we can detect key presses. */ +#if defined (NO_TTY_DRIVER) +void +rl_prep_terminal (meta_flag) + int meta_flag; +{ + readline_echoing_p = 1; +} + +void +rl_deprep_terminal () +{ +} + +#else /* ! NO_TTY_DRIVER */ void rl_prep_terminal (meta_flag) int meta_flag; @@ -651,16 +669,43 @@ rl_prep_terminal (meta_flag) if (get_tty_settings (tty, &tio) < 0) { +#if defined (ENOTSUP) + /* MacOS X, at least, lies about the value of errno if tcgetattr fails. */ + if (errno == ENOTTY || errno == ENOTSUP) +#else + if (errno == ENOTTY) +#endif + readline_echoing_p = 1; /* XXX */ release_sigint (); return; } otio = tio; - rl_tty_unset_default_bindings (_rl_keymap); + if (_rl_bind_stty_chars) + { +#if defined (VI_MODE) + /* If editing in vi mode, make sure we restore the bindings in the + insertion keymap no matter what keymap we ended up in. */ + if (rl_editing_mode == vi_mode) + rl_tty_unset_default_bindings (vi_insertion_keymap); + else +#endif + rl_tty_unset_default_bindings (_rl_keymap); + } save_tty_chars (&otio); RL_SETSTATE(RL_STATE_TTYCSAVED); - _rl_bind_tty_special_chars (_rl_keymap, tio); + if (_rl_bind_stty_chars) + { +#if defined (VI_MODE) + /* If editing in vi mode, make sure we set the bindings in the + insertion keymap no matter what keymap we ended up in. */ + if (rl_editing_mode == vi_mode) + _rl_bind_tty_special_chars (vi_insertion_keymap, tio); + else +#endif + _rl_bind_tty_special_chars (_rl_keymap, tio); + } prepare_terminal_settings (meta_flag, otio, &tio); @@ -710,6 +755,7 @@ rl_deprep_terminal () release_sigint (); } +#endif /* !NO_TTY_DRIVER */ /* **************************************************************** */ /* */ @@ -721,6 +767,10 @@ int rl_restart_output (count, key) int count, key; { +#if defined (__MINGW32__) + return 0; +#else /* !__MING32__ */ + int fildes = fileno (rl_outstream); #if defined (TIOCSTART) #if defined (apollo) @@ -748,12 +798,17 @@ rl_restart_output (count, key) #endif /* !TIOCSTART */ return 0; +#endif /* !__MINGW32__ */ } int rl_stop_output (count, key) int count, key; { +#if defined (__MINGW32__) + return 0; +#else + int fildes = fileno (rl_instream); #if defined (TIOCSTOP) @@ -776,6 +831,7 @@ rl_stop_output (count, key) #endif /* !TIOCSTOP */ return 0; +#endif /* !__MINGW32__ */ } /* **************************************************************** */ @@ -784,9 +840,16 @@ rl_stop_output (count, key) /* */ /* **************************************************************** */ +#if !defined (NO_TTY_DRIVER) #define SET_SPECIAL(sc, func) set_special_char(kmap, &ttybuff, sc, func) +#endif -#if defined (NEW_TTY_DRIVER) +#if defined (NO_TTY_DRIVER) + +#define SET_SPECIAL(sc, func) +#define RESET_SPECIAL(c) + +#elif defined (NEW_TTY_DRIVER) static void set_special_char (kmap, tiop, sc, func) Keymap kmap; @@ -867,6 +930,7 @@ void rltty_set_default_bindings (kmap) Keymap kmap; { +#if !defined (NO_TTY_DRIVER) TIOTYPE ttybuff; int tty; static int called = 0; @@ -875,6 +939,7 @@ rltty_set_default_bindings (kmap) if (get_tty_settings (tty, &ttybuff) == 0) _rl_bind_tty_special_chars (kmap, ttybuff); +#endif } /* New public way to set the system default editing chars to their readline @@ -912,7 +977,7 @@ rl_tty_unset_default_bindings (kmap) #if defined (HANDLE_SIGNALS) -#if defined (NEW_TTY_DRIVER) +#if defined (NEW_TTY_DRIVER) || defined (NO_TTY_DRIVER) int _rl_disable_tty_signals () { diff --git a/lib/readline/search.c b/lib/readline/search.c index ce7d54e..8013916 100644 --- a/lib/readline/search.c +++ b/lib/readline/search.c @@ -1,6 +1,6 @@ /* search.c - code for non-incremental searching in emacs and vi modes. */ -/* Copyright (C) 1992 Free Software Foundation, Inc. +/* Copyright (C) 1992-2005 Free Software Foundation, Inc. This file is part of the Readline Library (the Library), a set of routines for providing Emacs style line input to programs that ask @@ -53,6 +53,8 @@ #endif #define abs(x) (((x) >= 0) ? (x) : -(x)) +_rl_search_cxt *_rl_nscxt = 0; + extern HIST_ENTRY *_rl_saved_line_for_history; /* Functions imported from the rest of the library. */ @@ -68,13 +70,19 @@ static int rl_history_search_pos; static char *history_search_string; static int history_string_size; +static UNDO_LIST *noninc_saved_undo_list; static void make_history_line_current PARAMS((HIST_ENTRY *)); static int noninc_search_from_pos PARAMS((char *, int, int)); -static void noninc_dosearch PARAMS((char *, int)); -static void noninc_search PARAMS((int, int)); +static int noninc_dosearch PARAMS((char *, int)); +static int noninc_search PARAMS((int, int)); static int rl_history_search_internal PARAMS((int, int)); static void rl_history_search_reinit PARAMS((void)); +static _rl_search_cxt *_rl_nsearch_init PARAMS((int, int)); +static int _rl_nsearch_cleanup PARAMS((_rl_search_cxt *, int)); +static void _rl_nsearch_abort PARAMS((_rl_search_cxt *)); +static int _rl_nsearch_dispatch PARAMS((_rl_search_cxt *, int)); + /* Make the data from the history entry ENTRY be the contents of the current line. This doesn't do anything with rl_point; the caller must set it. */ @@ -82,12 +90,15 @@ static void make_history_line_current (entry) HIST_ENTRY *entry; { -#if 0 - rl_replace_line (entry->line, 1); - rl_undo_list = (UNDO_LIST *)entry->data; -#else _rl_replace_text (entry->line, 0, rl_end); _rl_fix_point (1); +#if defined (VI_MODE) + if (rl_editing_mode == vi_mode) + /* POSIX.2 says that the `U' command doesn't affect the copy of any + command lines to the edit line. We're going to implement that by + making the undo list start after the matching line is copied to the + current editing buffer. */ + rl_free_undo_list (); #endif if (_rl_saved_line_for_history) @@ -130,8 +141,8 @@ noninc_search_from_pos (string, pos, dir) /* Search for a line in the history containing STRING. If DIR is < 0, the search is backwards through previous entries, else through subsequent - entries. */ -static void + entries. Returns 1 if the search was successful, 0 otherwise. */ +static int noninc_dosearch (string, dir) char *string; int dir; @@ -142,7 +153,7 @@ noninc_dosearch (string, dir) if (string == 0 || *string == '\0' || noninc_history_pos < 0) { rl_ding (); - return; + return 0; } pos = noninc_search_from_pos (string, noninc_history_pos + dir, dir); @@ -153,7 +164,7 @@ noninc_dosearch (string, dir) rl_clear_message (); rl_point = 0; rl_ding (); - return; + return 0; } noninc_history_pos = pos; @@ -164,7 +175,7 @@ noninc_dosearch (string, dir) #if defined (VI_MODE) if (rl_editing_mode != vi_mode) #endif - history_set_pos (oldpos); + history_set_pos (oldpos); make_history_line_current (entry); @@ -172,27 +183,24 @@ noninc_dosearch (string, dir) rl_mark = rl_end; rl_clear_message (); + return 1; } -/* Search non-interactively through the history list. DIR < 0 means to - search backwards through the history of previous commands; otherwise - the search is for commands subsequent to the current position in the - history list. PCHAR is the character to use for prompting when reading - the search string; if not specified (0), it defaults to `:'. */ -static void -noninc_search (dir, pchar) - int dir; - int pchar; +static _rl_search_cxt * +_rl_nsearch_init (dir, pchar) + int dir, pchar; { - int saved_point, saved_mark, c; + _rl_search_cxt *cxt; char *p; -#if defined (HANDLE_MULTIBYTE) - char mb[MB_LEN_MAX]; -#endif + + cxt = _rl_scxt_alloc (RL_SEARCH_NSEARCH, 0); + if (dir < 0) + cxt->sflags |= SF_REVERSE; /* not strictly needed */ + + cxt->direction = dir; + cxt->history_pos = cxt->save_line; rl_maybe_save_line (); - saved_point = rl_point; - saved_mark = rl_mark; /* Clear the undo list, since reading the search string should create its own undo list, and the whole list will end up being freed when we @@ -207,99 +215,169 @@ noninc_search (dir, pchar) rl_message (p, 0, 0); free (p); -#define SEARCH_RETURN rl_restore_prompt (); RL_UNSETSTATE(RL_STATE_NSEARCH); return - RL_SETSTATE(RL_STATE_NSEARCH); - /* Read the search string. */ - while (1) + + _rl_nscxt = cxt; + + return cxt; +} + +static int +_rl_nsearch_cleanup (cxt, r) + _rl_search_cxt *cxt; + int r; +{ + _rl_scxt_dispose (cxt, 0); + _rl_nscxt = 0; + + RL_UNSETSTATE(RL_STATE_NSEARCH); + + return (r != 1); +} + +static void +_rl_nsearch_abort (cxt) + _rl_search_cxt *cxt; +{ + rl_maybe_unsave_line (); + rl_clear_message (); + rl_point = cxt->save_point; + rl_mark = cxt->save_mark; + rl_restore_prompt (); + + RL_UNSETSTATE (RL_STATE_NSEARCH); +} + +/* Process just-read character C according to search context CXT. Return -1 + if the caller should abort the search, 0 if we should break out of the + loop, and 1 if we should continue to read characters. */ +static int +_rl_nsearch_dispatch (cxt, c) + _rl_search_cxt *cxt; + int c; +{ + switch (c) { - RL_SETSTATE(RL_STATE_MOREINPUT); - c = rl_read_key (); - RL_UNSETSTATE(RL_STATE_MOREINPUT); + case CTRL('W'): + rl_unix_word_rubout (1, c); + break; -#if defined (HANDLE_MULTIBYTE) - if (MB_CUR_MAX > 1 && rl_byte_oriented == 0) - c = _rl_read_mbstring (c, mb, MB_LEN_MAX); -#endif + case CTRL('U'): + rl_unix_line_discard (1, c); + break; - if (c == 0) - break; + case RETURN: + case NEWLINE: + return 0; - switch (c) + case CTRL('H'): + case RUBOUT: + if (rl_point == 0) { - case CTRL('H'): - case RUBOUT: - if (rl_point == 0) - { - rl_maybe_unsave_line (); - rl_clear_message (); - rl_point = saved_point; - rl_mark = saved_mark; - SEARCH_RETURN; - } - _rl_rubout_char (1, c); - break; - - case CTRL('W'): - rl_unix_word_rubout (1, c); - break; - - case CTRL('U'): - rl_unix_line_discard (1, c); - break; - - case RETURN: - case NEWLINE: - goto dosearch; - /* NOTREACHED */ - break; - - case CTRL('C'): - case CTRL('G'): - rl_maybe_unsave_line (); - rl_clear_message (); - rl_point = saved_point; - rl_mark = saved_mark; - rl_ding (); - SEARCH_RETURN; + _rl_nsearch_abort (cxt); + return -1; + } + _rl_rubout_char (1, c); + break; + + case CTRL('C'): + case CTRL('G'): + rl_ding (); + _rl_nsearch_abort (cxt); + return -1; - default: + default: #if defined (HANDLE_MULTIBYTE) - if (MB_CUR_MAX > 1 && rl_byte_oriented == 0) - rl_insert_text (mb); - else + if (MB_CUR_MAX > 1 && rl_byte_oriented == 0) + rl_insert_text (cxt->mb); + else #endif - _rl_insert_char (1, c); - break; - } - (*rl_redisplay_function) (); + _rl_insert_char (1, c); + break; } - dosearch: - rl_mark = saved_mark; + (*rl_redisplay_function) (); + return 1; +} + +/* Perform one search according to CXT, using NONINC_SEARCH_STRING. Return + -1 if the search should be aborted, any other value means to clean up + using _rl_nsearch_cleanup (). Returns 1 if the search was successful, + 0 otherwise. */ +static int +_rl_nsearch_dosearch (cxt) + _rl_search_cxt *cxt; +{ + rl_mark = cxt->save_mark; /* If rl_point == 0, we want to re-use the previous search string and start from the saved history position. If there's no previous search string, punt. */ if (rl_point == 0) { - if (!noninc_search_string) + if (noninc_search_string == 0) { rl_ding (); - SEARCH_RETURN; + rl_restore_prompt (); + RL_UNSETSTATE (RL_STATE_NSEARCH); + return -1; } } else { /* We want to start the search from the current history position. */ - noninc_history_pos = where_history (); + noninc_history_pos = cxt->save_line; FREE (noninc_search_string); noninc_search_string = savestring (rl_line_buffer); + + /* If we don't want the subsequent undo list generated by the search + matching a history line to include the contents of the search string, + we need to clear rl_line_buffer here. For now, we just clear the + undo list generated by reading the search string. (If the search + fails, the old undo list will be restored by rl_maybe_unsave_line.) */ + rl_free_undo_list (); } rl_restore_prompt (); - noninc_dosearch (noninc_search_string, dir); - RL_UNSETSTATE(RL_STATE_NSEARCH); + return (noninc_dosearch (noninc_search_string, cxt->direction)); +} + +/* Search non-interactively through the history list. DIR < 0 means to + search backwards through the history of previous commands; otherwise + the search is for commands subsequent to the current position in the + history list. PCHAR is the character to use for prompting when reading + the search string; if not specified (0), it defaults to `:'. */ +static int +noninc_search (dir, pchar) + int dir; + int pchar; +{ + _rl_search_cxt *cxt; + int c, r; + + cxt = _rl_nsearch_init (dir, pchar); + + if (RL_ISSTATE (RL_STATE_CALLBACK)) + return (0); + + /* Read the search string. */ + r = 0; + while (1) + { + c = _rl_search_getchar (cxt); + + if (c == 0) + break; + + r = _rl_nsearch_dispatch (cxt, c); + if (r < 0) + return 1; + else if (r == 0) + break; + } + + r = _rl_nsearch_dosearch (cxt); + return ((r >= 0) ? _rl_nsearch_cleanup (cxt, r) : (r != 1)); } /* Search forward through the history list for a string. If the vi-mode @@ -308,8 +386,7 @@ int rl_noninc_forward_search (count, key) int count, key; { - noninc_search (1, (key == '?') ? '?' : 0); - return 0; + return noninc_search (1, (key == '?') ? '?' : 0); } /* Reverse search the history list for a string. If the vi-mode code @@ -318,8 +395,7 @@ int rl_noninc_reverse_search (count, key) int count, key; { - noninc_search (-1, (key == '/') ? '/' : 0); - return 0; + return noninc_search (-1, (key == '/') ? '/' : 0); } /* Search forward through the history list for the last string searched @@ -328,13 +404,15 @@ int rl_noninc_forward_search_again (count, key) int count, key; { + int r; + if (!noninc_search_string) { rl_ding (); return (-1); } - noninc_dosearch (noninc_search_string, 1); - return 0; + r = noninc_dosearch (noninc_search_string, 1); + return (r != 1); } /* Reverse search in the history list for the last string searched @@ -343,15 +421,34 @@ int rl_noninc_reverse_search_again (count, key) int count, key; { + int r; + if (!noninc_search_string) { rl_ding (); return (-1); } - noninc_dosearch (noninc_search_string, -1); - return 0; + r = noninc_dosearch (noninc_search_string, -1); + return (r != 1); } +#if defined (READLINE_CALLBACKS) +int +_rl_nsearch_callback (cxt) + _rl_search_cxt *cxt; +{ + int c, r; + + c = _rl_search_getchar (cxt); + r = _rl_nsearch_dispatch (cxt, c); + if (r != 0) + return 1; + + r = _rl_nsearch_dosearch (cxt); + return ((r >= 0) ? _rl_nsearch_cleanup (cxt, r) : (r != 1)); +} +#endif + static int rl_history_search_internal (count, dir) int count, dir; diff --git a/lib/readline/shell.c b/lib/readline/shell.c index a07e2b9..346f811 100644 --- a/lib/readline/shell.c +++ b/lib/readline/shell.c @@ -48,8 +48,12 @@ # include <limits.h> #endif +#if defined (HAVE_FCNTL_H) #include <fcntl.h> +#endif +#if defined (HAVE_PWD_H) #include <pwd.h> +#endif #include <stdio.h> @@ -57,9 +61,9 @@ #include "rlshell.h" #include "xmalloc.h" -#if !defined (HAVE_GETPW_DECLS) +#if defined (HAVE_GETPWUID) && !defined (HAVE_GETPW_DECLS) extern struct passwd *getpwuid PARAMS((uid_t)); -#endif /* !HAVE_GETPW_DECLS */ +#endif /* HAVE_GETPWUID && !HAVE_GETPW_DECLS */ #ifndef NULL # define NULL 0 @@ -122,16 +126,7 @@ sh_set_lines_and_columns (lines, cols) { char *b; -#if defined (HAVE_PUTENV) - b = (char *)xmalloc (INT_STRLEN_BOUND (int) + sizeof ("LINES=") + 1); - sprintf (b, "LINES=%d", lines); - putenv (b); - - b = (char *)xmalloc (INT_STRLEN_BOUND (int) + sizeof ("COLUMNS=") + 1); - sprintf (b, "COLUMNS=%d", cols); - putenv (b); -#else /* !HAVE_PUTENV */ -# if defined (HAVE_SETENV) +#if defined (HAVE_SETENV) b = (char *)xmalloc (INT_STRLEN_BOUND (int) + 1); sprintf (b, "%d", lines); setenv ("LINES", b, 1); @@ -141,8 +136,17 @@ sh_set_lines_and_columns (lines, cols) sprintf (b, "%d", cols); setenv ("COLUMNS", b, 1); free (b); -# endif /* HAVE_SETENV */ -#endif /* !HAVE_PUTENV */ +#else /* !HAVE_SETENV */ +# if defined (HAVE_PUTENV) + b = (char *)xmalloc (INT_STRLEN_BOUND (int) + sizeof ("LINES=") + 1); + sprintf (b, "LINES=%d", lines); + putenv (b); + + b = (char *)xmalloc (INT_STRLEN_BOUND (int) + sizeof ("COLUMNS=") + 1); + sprintf (b, "COLUMNS=%d", cols); + putenv (b); +# endif /* HAVE_PUTENV */ +#endif /* !HAVE_SETENV */ } char * @@ -159,9 +163,11 @@ sh_get_home_dir () struct passwd *entry; home_dir = (char *)NULL; +#if defined (HAVE_GETPWUID) entry = getpwuid (getuid ()); if (entry) home_dir = entry->pw_dir; +#endif return (home_dir); } @@ -175,6 +181,7 @@ int sh_unset_nodelay_mode (fd) int fd; { +#if defined (HAVE_FCNTL) int flags, bflags; if ((flags = fcntl (fd, F_GETFL, 0)) < 0) @@ -195,6 +202,7 @@ sh_unset_nodelay_mode (fd) flags &= ~bflags; return (fcntl (fd, F_SETFL, flags)); } +#endif return 0; } diff --git a/lib/readline/signals.c b/lib/readline/signals.c index 8e9c0ae..f344ed8 100644 --- a/lib/readline/signals.c +++ b/lib/readline/signals.c @@ -1,6 +1,6 @@ /* signals.c -- signal handling support for readline. */ -/* Copyright (C) 1987, 1989, 1992 Free Software Foundation, Inc. +/* Copyright (C) 1987-2005 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. @@ -131,7 +131,11 @@ rl_signal_handler (sig) #if !defined (HAVE_BSD_SIGNALS) && !defined (HAVE_POSIX_SIGNALS) /* Since the signal will not be blocked while we are in the signal handler, ignore it until rl_clear_signals resets the catcher. */ +# if defined (SIGALRM) if (sig == SIGINT || sig == SIGALRM) +# else + if (sig == SIGINT) +# endif rl_set_sighandler (sig, SIG_IGN, &dummy_cxt); #endif /* !HAVE_BSD_SIGNALS && !HAVE_POSIX_SIGNALS */ @@ -141,14 +145,18 @@ rl_signal_handler (sig) rl_free_line_state (); /* FALLTHROUGH */ + case SIGTERM: #if defined (SIGTSTP) case SIGTSTP: case SIGTTOU: case SIGTTIN: #endif /* SIGTSTP */ +#if defined (SIGALRM) case SIGALRM: - case SIGTERM: +#endif +#if defined (SIGQUIT) case SIGQUIT: +#endif rl_cleanup_after_signal (); #if defined (HAVE_POSIX_SIGNALS) @@ -164,7 +172,11 @@ rl_signal_handler (sig) signal (sig, SIG_ACK); #endif +#if defined (HAVE_KILL) kill (getpid (), sig); +#else + raise (sig); /* assume we have raise */ +#endif /* Let the signal that we just sent through. */ #if defined (HAVE_POSIX_SIGNALS) @@ -281,8 +293,11 @@ rl_set_signals () { rl_maybe_set_sighandler (SIGINT, rl_signal_handler, &old_int); rl_maybe_set_sighandler (SIGTERM, rl_signal_handler, &old_term); +#if defined (SIGQUIT) rl_maybe_set_sighandler (SIGQUIT, rl_signal_handler, &old_quit); +#endif +#if defined (SIGALRM) oh = rl_set_sighandler (SIGALRM, rl_signal_handler, &old_alrm); if (oh == (SigHandler *)SIG_IGN) rl_sigaction (SIGALRM, &old_alrm, &dummy); @@ -294,6 +309,7 @@ rl_set_signals () if (oh != (SigHandler *)SIG_DFL && (old_alrm.sa_flags & SA_RESTART)) rl_sigaction (SIGALRM, &old_alrm, &dummy); #endif /* HAVE_POSIX_SIGNALS */ +#endif /* SIGALRM */ #if defined (SIGTSTP) rl_maybe_set_sighandler (SIGTSTP, rl_signal_handler, &old_tstp); @@ -332,8 +348,12 @@ rl_clear_signals () rl_sigaction (SIGINT, &old_int, &dummy); rl_sigaction (SIGTERM, &old_term, &dummy); +#if defined (SIGQUIT) rl_sigaction (SIGQUIT, &old_quit, &dummy); +#endif +#if defined (SIGALRM) rl_sigaction (SIGALRM, &old_alrm, &dummy); +#endif #if defined (SIGTSTP) rl_sigaction (SIGTSTP, &old_tstp, &dummy); @@ -368,7 +388,8 @@ void rl_cleanup_after_signal () { _rl_clean_up_for_exit (); - (*rl_deprep_term_function) (); + if (rl_deprep_term_function) + (*rl_deprep_term_function) (); rl_clear_signals (); rl_clear_pending_input (); } @@ -377,7 +398,8 @@ rl_cleanup_after_signal () void rl_reset_after_signal () { - (*rl_prep_term_function) (_rl_meta_flag); + if (rl_prep_term_function) + (*rl_prep_term_function) (_rl_meta_flag); rl_set_signals (); } @@ -398,7 +420,7 @@ rl_free_line_state () _rl_kill_kbd_macro (); rl_clear_message (); - _rl_init_argument (); + _rl_reset_argument (); } #endif /* HANDLE_SIGNALS */ diff --git a/lib/readline/terminal.c b/lib/readline/terminal.c index b95aea8..cc61388 100644 --- a/lib/readline/terminal.c +++ b/lib/readline/terminal.c @@ -1,6 +1,6 @@ /* terminal.c -- controlling the terminal with termcap. */ -/* Copyright (C) 1996 Free Software Foundation, Inc. +/* Copyright (C) 1996-2005 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. @@ -69,6 +69,8 @@ #define CUSTOM_REDISPLAY_FUNC() (rl_redisplay_function != rl_redisplay) #define CUSTOM_INPUT_FUNC() (rl_getc_function != rl_getc) +int rl_prefer_env_winsize; + /* **************************************************************** */ /* */ /* Terminal and Termcap */ @@ -145,6 +147,9 @@ static char *_rl_term_kh; static char *_rl_term_kH; static char *_rl_term_at7; /* @7 */ +/* Delete key */ +static char *_rl_term_kD; + /* Insert key */ static char *_rl_term_kI; @@ -191,12 +196,14 @@ _rl_get_screen_size (tty, ignore_env) #if defined (TIOCGWINSZ) struct winsize window_size; #endif /* TIOCGWINSZ */ + int wr, wc; + wr = wc = -1; #if defined (TIOCGWINSZ) if (ioctl (tty, TIOCGWINSZ, &window_size) == 0) { - _rl_screenwidth = (int) window_size.ws_col; - _rl_screenheight = (int) window_size.ws_row; + wc = (int) window_size.ws_col; + wr = (int) window_size.ws_row; } #endif /* TIOCGWINSZ */ @@ -204,13 +211,25 @@ _rl_get_screen_size (tty, ignore_env) _emx_get_screensize (&_rl_screenwidth, &_rl_screenheight); #endif + if (ignore_env || rl_prefer_env_winsize == 0) + { + _rl_screenwidth = wc; + _rl_screenheight = wr; + } + else + _rl_screenwidth = _rl_screenheight = -1; + /* Environment variable COLUMNS overrides setting of "co" if IGNORE_ENV - is unset. */ + is unset. If we prefer the environment, check it first before + assigning the value returned by the kernel. */ if (_rl_screenwidth <= 0) { if (ignore_env == 0 && (ss = sh_get_env_value ("COLUMNS"))) _rl_screenwidth = atoi (ss); + if (_rl_screenwidth <= 0) + _rl_screenwidth = wc; + #if !defined (__DJGPP__) if (_rl_screenwidth <= 0 && term_string_buffer) _rl_screenwidth = tgetnum ("co"); @@ -224,6 +243,9 @@ _rl_get_screen_size (tty, ignore_env) if (ignore_env == 0 && (ss = sh_get_env_value ("LINES"))) _rl_screenheight = atoi (ss); + if (_rl_screenheight <= 0) + _rl_screenheight = wr; + #if !defined (__DJGPP__) if (_rl_screenheight <= 0 && term_string_buffer) _rl_screenheight = tgetnum ("li"); @@ -252,16 +274,17 @@ void _rl_set_screen_size (rows, cols) int rows, cols; { - if (rows == 0 || cols == 0) - return; - - _rl_screenheight = rows; - _rl_screenwidth = cols; - - if (_rl_term_autowrap == 0) - _rl_screenwidth--; + if (rows > 0) + _rl_screenheight = rows; + if (cols > 0) + { + _rl_screenwidth = cols; + if (_rl_term_autowrap == 0) + _rl_screenwidth--; + } - _rl_screenchars = _rl_screenwidth * _rl_screenheight; + if (rows > 0 || cols > 0) + _rl_screenchars = _rl_screenwidth * _rl_screenheight; } void @@ -280,6 +303,12 @@ rl_get_screen_size (rows, cols) if (cols) *cols = _rl_screenwidth; } + +void +rl_reset_screen_size () +{ + _rl_get_screen_size (fileno (rl_instream), 0); +} void rl_resize_terminal () @@ -313,6 +342,7 @@ static struct _tc_string tc_strings[] = { "ei", &_rl_term_ei }, { "ic", &_rl_term_ic }, { "im", &_rl_term_im }, + { "kD", &_rl_term_kD }, /* delete */ { "kH", &_rl_term_kH }, /* home down ?? */ { "kI", &_rl_term_kI }, /* insert */ { "kd", &_rl_term_kd }, @@ -363,7 +393,6 @@ _rl_init_terminal_io (terminal_name) term = terminal_name ? terminal_name : sh_get_env_value ("TERM"); _rl_term_clrpag = _rl_term_cr = _rl_term_clreol = (char *)NULL; tty = rl_instream ? fileno (rl_instream) : 0; - _rl_screenwidth = _rl_screenheight = 0; if (term == 0) term = "dumb"; @@ -396,12 +425,17 @@ _rl_init_terminal_io (terminal_name) _rl_term_autowrap = 0; /* used by _rl_get_screen_size */ + /* Allow calling application to set default height and width, using + rl_set_screen_size */ + if (_rl_screenwidth <= 0 || _rl_screenheight <= 0) + { #if defined (__EMX__) - _emx_get_screensize (&_rl_screenwidth, &_rl_screenheight); - _rl_screenwidth--; + _emx_get_screensize (&_rl_screenwidth, &_rl_screenheight); + _rl_screenwidth--; #else /* !__EMX__ */ - _rl_get_screen_size (tty, 0); + _rl_get_screen_size (tty, 0); #endif /* !__EMX__ */ + } /* Defaults. */ if (_rl_screenwidth <= 0 || _rl_screenheight <= 0) @@ -416,7 +450,7 @@ _rl_init_terminal_io (terminal_name) _rl_term_im = _rl_term_ei = _rl_term_ic = _rl_term_IC = (char *)NULL; _rl_term_up = _rl_term_dc = _rl_term_DC = _rl_visible_bell = (char *)NULL; _rl_term_ku = _rl_term_kd = _rl_term_kl = _rl_term_kr = (char *)NULL; - _rl_term_kh = _rl_term_kH = _rl_term_kI = (char *)NULL; + _rl_term_kh = _rl_term_kH = _rl_term_kI = _rl_term_kD = (char *)NULL; _rl_term_ks = _rl_term_ke = _rl_term_at7 = (char *)NULL; _rl_term_mm = _rl_term_mo = (char *)NULL; _rl_term_ve = _rl_term_vs = (char *)NULL; @@ -448,7 +482,10 @@ _rl_init_terminal_io (terminal_name) _rl_term_autowrap = tgetflag ("am") && tgetflag ("xn"); - _rl_get_screen_size (tty, 0); + /* Allow calling application to set default height and width, using + rl_set_screen_size */ + if (_rl_screenwidth <= 0 || _rl_screenheight <= 0) + _rl_get_screen_size (tty, 0); /* "An application program can assume that the terminal can do character insertion if *any one of* the capabilities `IC', @@ -493,6 +530,8 @@ bind_termcap_arrow_keys (map) rl_bind_keyseq_if_unbound (_rl_term_kh, rl_beg_of_line); /* Home */ rl_bind_keyseq_if_unbound (_rl_term_at7, rl_end_of_line); /* End */ + rl_bind_keyseq_if_unbound (_rl_term_kD, rl_delete); + _rl_keymap = xkeymap; } @@ -518,6 +557,7 @@ int rl_reset_terminal (terminal_name) const char *terminal_name; { + _rl_screenwidth = _rl_screenheight = 0; _rl_init_terminal_io (terminal_name); return 0; } diff --git a/lib/readline/text.c b/lib/readline/text.c index d917e99..9053e96 100644 --- a/lib/readline/text.c +++ b/lib/readline/text.c @@ -1,6 +1,6 @@ /* text.c -- text handling commands for readline. */ -/* Copyright (C) 1987-2004 Free Software Foundation, Inc. +/* Copyright (C) 1987-2005 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. @@ -62,6 +62,11 @@ static int rl_change_case PARAMS((int, int)); static int _rl_char_search PARAMS((int, int, int)); +#if defined (READLINE_CALLBACKS) +static int _rl_insert_next_callback PARAMS((_rl_callback_generic_arg *)); +static int _rl_char_search_callback PARAMS((_rl_callback_generic_arg *)); +#endif + /* **************************************************************** */ /* */ /* Insert and Delete */ @@ -420,8 +425,7 @@ rl_end_of_line (count, key) return 0; } -/* XXX - these might need changes for multibyte characters */ -/* Move forward a word. We do what Emacs does. */ +/* Move forward a word. We do what Emacs does. Handles multibyte chars. */ int rl_forward_word (count, key) int count, key; @@ -438,68 +442,80 @@ rl_forward_word (count, key) /* If we are not in a word, move forward until we are in one. Then, move forward until we hit a non-alphabetic character. */ - c = rl_line_buffer[rl_point]; - if (rl_alphabetic (c) == 0) + c = _rl_char_value (rl_line_buffer, rl_point); + + if (_rl_walphabetic (c) == 0) { - while (++rl_point < rl_end) + rl_point = MB_NEXTCHAR (rl_line_buffer, rl_point, 1, MB_FIND_NONZERO); + while (rl_point < rl_end) { - c = rl_line_buffer[rl_point]; - if (rl_alphabetic (c)) + c = _rl_char_value (rl_line_buffer, rl_point); + if (_rl_walphabetic (c)) break; + rl_point = MB_NEXTCHAR (rl_line_buffer, rl_point, 1, MB_FIND_NONZERO); } } if (rl_point == rl_end) return 0; - while (++rl_point < rl_end) + rl_point = MB_NEXTCHAR (rl_line_buffer, rl_point, 1, MB_FIND_NONZERO); + while (rl_point < rl_end) { - c = rl_line_buffer[rl_point]; - if (rl_alphabetic (c) == 0) + c = _rl_char_value (rl_line_buffer, rl_point); + if (_rl_walphabetic (c) == 0) break; + rl_point = MB_NEXTCHAR (rl_line_buffer, rl_point, 1, MB_FIND_NONZERO); } + --count; } return 0; } -/* Move backward a word. We do what Emacs does. */ +/* Move backward a word. We do what Emacs does. Handles multibyte chars. */ int rl_backward_word (count, key) int count, key; { - int c; + int c, p; if (count < 0) return (rl_forward_word (-count, key)); while (count) { - if (!rl_point) + if (rl_point == 0) return 0; /* Like rl_forward_word (), except that we look at the characters just before point. */ - c = rl_line_buffer[rl_point - 1]; - if (rl_alphabetic (c) == 0) + p = MB_PREVCHAR (rl_line_buffer, rl_point, MB_FIND_NONZERO); + c = _rl_char_value (rl_line_buffer, p); + + if (_rl_walphabetic (c) == 0) { - while (--rl_point) + rl_point = p; + while (rl_point > 0) { - c = rl_line_buffer[rl_point - 1]; - if (rl_alphabetic (c)) + p = MB_PREVCHAR (rl_line_buffer, rl_point, MB_FIND_NONZERO); + c = _rl_char_value (rl_line_buffer, p); + if (_rl_walphabetic (c)) break; + rl_point = p; } } while (rl_point) { - c = rl_line_buffer[rl_point - 1]; - if (rl_alphabetic (c) == 0) + p = MB_PREVCHAR (rl_line_buffer, rl_point, MB_FIND_NONZERO); + c = _rl_char_value (rl_line_buffer, p); + if (_rl_walphabetic (c) == 0) break; else - --rl_point; + rl_point = p; } --count; @@ -756,10 +772,8 @@ _rl_insert_char (count, c) return 0; } -#if defined (HANDLE_MULTIBYTE) if (MB_CUR_MAX == 1 || rl_byte_oriented) { -#endif /* We are inserting a single character. If there is pending input, then make a string of all of the pending characters that are bound to rl_insert, and insert @@ -775,8 +789,8 @@ _rl_insert_char (count, c) str[0] = c; rl_insert_text (str); } -#if defined (HANDLE_MULTIBYTE) } +#if defined (HANDLE_MULTIBYTE) else { rl_insert_text (incoming); @@ -833,27 +847,63 @@ rl_insert (count, c) } /* Insert the next typed character verbatim. */ -int -rl_quoted_insert (count, key) - int count, key; +static int +_rl_insert_next (count) + int count; { int c; -#if defined (HANDLE_SIGNALS) - _rl_disable_tty_signals (); -#endif - RL_SETSTATE(RL_STATE_MOREINPUT); c = rl_read_key (); RL_UNSETSTATE(RL_STATE_MOREINPUT); #if defined (HANDLE_SIGNALS) - _rl_restore_tty_signals (); + if (RL_ISSTATE (RL_STATE_CALLBACK) == 0) + _rl_restore_tty_signals (); #endif return (_rl_insert_char (count, c)); } +#if defined (READLINE_CALLBACKS) +static int +_rl_insert_next_callback (data) + _rl_callback_generic_arg *data; +{ + int count; + + count = data->count; + + /* Deregister function, let rl_callback_read_char deallocate data */ + _rl_callback_func = 0; + _rl_want_redisplay = 1; + + return _rl_insert_next (count); +} +#endif + +int +rl_quoted_insert (count, key) + int count, key; +{ + /* Let's see...should the callback interface futz with signal handling? */ +#if defined (HANDLE_SIGNALS) + if (RL_ISSTATE (RL_STATE_CALLBACK) == 0) + _rl_disable_tty_signals (); +#endif + +#if defined (READLINE_CALLBACKS) + if (RL_ISSTATE (RL_STATE_CALLBACK)) + { + _rl_callback_data = _rl_callback_data_alloc (count); + _rl_callback_func = _rl_insert_next_callback; + return (0); + } +#endif + + return _rl_insert_next (count); +} + /* Insert a tab character. */ int rl_tab_insert (count, key) @@ -988,43 +1038,17 @@ _rl_rubout_char (count, key) return -1; } + orig_point = rl_point; if (count > 1 || rl_explicit_arg) { - orig_point = rl_point; -#if defined (HANDLE_MULTIBYTE) - if (MB_CUR_MAX > 1 && rl_byte_oriented == 0) - rl_backward_char (count, key); - else -#endif - rl_backward_byte (count, key); + rl_backward_char (count, key); rl_kill_text (orig_point, rl_point); } - else + else if (MB_CUR_MAX == 1 || rl_byte_oriented) { -#if defined (HANDLE_MULTIBYTE) - if (MB_CUR_MAX == 1 || rl_byte_oriented) - { -#endif - c = rl_line_buffer[--rl_point]; - rl_delete_text (rl_point, rl_point + 1); -#if defined (HANDLE_MULTIBYTE) - } - else - { - int orig_point; - - orig_point = rl_point; - rl_point = _rl_find_prev_mbchar (rl_line_buffer, rl_point, MB_FIND_NONZERO); - c = rl_line_buffer[rl_point]; - rl_delete_text (rl_point, orig_point); - } -#endif /* HANDLE_MULTIBYTE */ - - /* I don't think that the hack for end of line is needed for - multibyte chars. */ -#if defined (HANDLE_MULTIBYTE) - if (MB_CUR_MAX == 1 || rl_byte_oriented) -#endif + c = rl_line_buffer[--rl_point]; + rl_delete_text (rl_point, orig_point); + /* The erase-at-end-of-line hack is of questionable merit now. */ if (rl_point == rl_end && ISPRINT (c) && _rl_last_c_pos) { int l; @@ -1032,6 +1056,11 @@ _rl_rubout_char (count, key) _rl_erase_at_end_of_line (l); } } + else + { + rl_point = _rl_find_prev_mbchar (rl_line_buffer, rl_point, MB_FIND_NONZERO); + rl_delete_text (rl_point, orig_point); + } return 0; } @@ -1056,11 +1085,9 @@ rl_delete (count, key) if (count > 1 || rl_explicit_arg) { int orig_point = rl_point; -#if defined (HANDLE_MULTIBYTE) if (MB_CUR_MAX > 1 && rl_byte_oriented == 0) rl_forward_char (count, key); else -#endif rl_forward_byte (count, key); r = rl_kill_text (orig_point, rl_point); @@ -1070,11 +1097,8 @@ rl_delete (count, key) else { int new_point; - if (MB_CUR_MAX > 1 && rl_byte_oriented == 0) - new_point = _rl_find_next_mbchar (rl_line_buffer, rl_point, 1, MB_FIND_NONZERO); - else - new_point = rl_point + 1; - + + new_point = MB_NEXTCHAR (rl_line_buffer, rl_point, 1, MB_FIND_NONZERO); return (rl_delete_text (rl_point, new_point)); } } @@ -1113,6 +1137,10 @@ rl_delete_horizontal_space (count, ignore) rl_delete_text (start, rl_point); rl_point = start; } + + if (rl_point < 0) + rl_point = 0; + return 0; } @@ -1206,42 +1234,80 @@ static int rl_change_case (count, op) int count, op; { - register int start, end; - int inword, c; + int start, next, end; + int inword, c, nc, nop; +#if defined (HANDLE_MULTIBYTE) + wchar_t wc, nwc; + char mb[MB_LEN_MAX+1]; + int mblen, p; + mbstate_t ps; +#endif start = rl_point; rl_forward_word (count, 0); end = rl_point; + if (op != UpCase && op != DownCase && op != CapCase) + { + rl_ding (); + return -1; + } + if (count < 0) SWAP (start, end); +#if defined (HANDLE_MULTIBYTE) + memset (&ps, 0, sizeof (mbstate_t)); +#endif + /* We are going to modify some text, so let's prepare to undo it. */ rl_modifying (start, end); - for (inword = 0; start < end; start++) + inword = 0; + while (start < end) { - c = rl_line_buffer[start]; - switch (op) - { - case UpCase: - rl_line_buffer[start] = _rl_to_upper (c); - break; + c = _rl_char_value (rl_line_buffer, start); + /* This assumes that the upper and lower case versions are the same width. */ + next = MB_NEXTCHAR (rl_line_buffer, start, 1, MB_FIND_NONZERO); - case DownCase: - rl_line_buffer[start] = _rl_to_lower (c); - break; - - case CapCase: - rl_line_buffer[start] = (inword == 0) ? _rl_to_upper (c) : _rl_to_lower (c); - inword = rl_alphabetic (rl_line_buffer[start]); - break; + if (_rl_walphabetic (c) == 0) + { + inword = 0; + start = next; + continue; + } - default: - rl_ding (); - return -1; + if (op == CapCase) + { + nop = inword ? DownCase : UpCase; + inword = 1; + } + else + nop = op; + if (MB_CUR_MAX == 1 || rl_byte_oriented || isascii (c)) + { + nc = (nop == UpCase) ? _rl_to_upper (c) : _rl_to_lower (c); + rl_line_buffer[start] = nc; + } +#if defined (HANDLE_MULTIBYTE) + else + { + mbrtowc (&wc, rl_line_buffer + start, end - start, &ps); + nwc = (nop == UpCase) ? _rl_to_wupper (wc) : _rl_to_wlower (wc); + if (nwc != wc) /* just skip unchanged characters */ + { + mblen = wcrtomb (mb, nwc, &ps); + if (mblen > 0) + mb[mblen] = '\0'; + /* Assume the same width */ + strncpy (rl_line_buffer + start, mb, mblen); + } } +#endif + + start = next; } + rl_point = end; return 0; } @@ -1321,11 +1387,11 @@ rl_transpose_chars (count, key) { #if defined (HANDLE_MULTIBYTE) char *dummy; - int i, prev_point; + int i; #else char dummy[2]; #endif - int char_length; + int char_length, prev_point; if (count == 0) return 0; @@ -1340,20 +1406,12 @@ rl_transpose_chars (count, key) if (rl_point == rl_end) { - if (MB_CUR_MAX > 1 && rl_byte_oriented == 0) - rl_point = _rl_find_prev_mbchar (rl_line_buffer, rl_point, MB_FIND_NONZERO); - else - --rl_point; + rl_point = MB_PREVCHAR (rl_line_buffer, rl_point, MB_FIND_NONZERO); count = 1; } -#if defined (HANDLE_MULTIBYTE) prev_point = rl_point; - if (MB_CUR_MAX > 1 && rl_byte_oriented == 0) - rl_point = _rl_find_prev_mbchar (rl_line_buffer, rl_point, MB_FIND_NONZERO); - else -#endif - rl_point--; + rl_point = MB_PREVCHAR (rl_line_buffer, rl_point, MB_FIND_NONZERO); #if defined (HANDLE_MULTIBYTE) char_length = prev_point - rl_point; @@ -1487,10 +1545,33 @@ _rl_char_search (count, fdir, bdir) } #endif /* !HANDLE_MULTIBYTE */ +#if defined (READLINE_CALLBACKS) +static int +_rl_char_search_callback (data) + _rl_callback_generic_arg *data; +{ + _rl_callback_func = 0; + _rl_want_redisplay = 1; + + return (_rl_char_search (data->count, data->i1, data->i2)); +} +#endif + int rl_char_search (count, key) int count, key; { +#if defined (READLINE_CALLBACKS) + if (RL_ISSTATE (RL_STATE_CALLBACK)) + { + _rl_callback_data = _rl_callback_data_alloc (count); + _rl_callback_data->i1 = FFIND; + _rl_callback_data->i2 = BFIND; + _rl_callback_func = _rl_char_search_callback; + return (0); + } +#endif + return (_rl_char_search (count, FFIND, BFIND)); } @@ -1498,6 +1579,17 @@ int rl_backward_char_search (count, key) int count, key; { +#if defined (READLINE_CALLBACKS) + if (RL_ISSTATE (RL_STATE_CALLBACK)) + { + _rl_callback_data = _rl_callback_data_alloc (count); + _rl_callback_data->i1 = BFIND; + _rl_callback_data->i2 = FFIND; + _rl_callback_func = _rl_char_search_callback; + return (0); + } +#endif + return (_rl_char_search (count, BFIND, FFIND)); } diff --git a/lib/readline/tilde.c b/lib/readline/tilde.c index 154f7f8..d757f7a 100644 --- a/lib/readline/tilde.c +++ b/lib/readline/tilde.c @@ -43,7 +43,9 @@ #endif /* HAVE_STDLIB_H */ #include <sys/types.h> +#if defined (HAVE_PWD_H) #include <pwd.h> +#endif #include "tilde.h" @@ -54,8 +56,12 @@ static void *xmalloc (), *xrealloc (); #endif /* TEST || STATIC_MALLOC */ #if !defined (HAVE_GETPW_DECLS) +# if defined (HAVE_GETPWUID) extern struct passwd *getpwuid PARAMS((uid_t)); +# endif +# if defined (HAVE_GETPWNAM) extern struct passwd *getpwnam PARAMS((const char *)); +# endif #endif /* !HAVE_GETPW_DECLS */ #if !defined (savestring) @@ -277,6 +283,39 @@ isolate_tilde_prefix (fname, lenp) return ret; } +#if 0 +/* Public function to scan a string (FNAME) beginning with a tilde and find + the portion of the string that should be passed to the tilde expansion + function. Right now, it just calls tilde_find_suffix and allocates new + memory, but it can be expanded to do different things later. */ +char * +tilde_find_word (fname, flags, lenp) + const char *fname; + int flags, *lenp; +{ + int x; + char *r; + + x = tilde_find_suffix (fname); + if (x == 0) + { + r = savestring (fname); + if (lenp) + *lenp = 0; + } + else + { + r = (char *)xmalloc (1 + x); + strncpy (r, fname, x); + r[x] = '\0'; + if (lenp) + *lenp = x; + } + + return r; +} +#endif + /* Return a string that is PREFIX concatenated with SUFFIX starting at SUFFIND. */ static char * @@ -347,7 +386,11 @@ tilde_expand_word (filename) /* No preexpansion hook, or the preexpansion hook failed. Look in the password database. */ dirname = (char *)NULL; +#if defined (HAVE_GETPWNAM) user_entry = getpwnam (username); +#else + user_entry = 0; +#endif if (user_entry == 0) { /* If the calling program has a special syntax for expanding tildes, @@ -372,8 +415,9 @@ tilde_expand_word (filename) free (username); dirname = glue_prefix_and_suffix (user_entry->pw_dir, filename, user_len); } - +#if defined (HAVE_GETPWENT) endpwent (); +#endif return (dirname); } diff --git a/lib/readline/tilde.h b/lib/readline/tilde.h index f8182c9..c58ce20 100644 --- a/lib/readline/tilde.h +++ b/lib/readline/tilde.h @@ -71,6 +71,9 @@ extern char *tilde_expand PARAMS((const char *)); tilde. If there is no expansion, call tilde_expansion_failure_hook. */ extern char *tilde_expand_word PARAMS((const char *)); +/* Find the portion of the string beginning with ~ that should be expanded. */ +extern char *tilde_find_word PARAMS((const char *, int, int *)); + #ifdef __cplusplus } #endif diff --git a/lib/readline/undo.c b/lib/readline/undo.c index 25c287b..fedfa12 100644 --- a/lib/readline/undo.c +++ b/lib/readline/undo.c @@ -237,7 +237,12 @@ rl_revert_line (count, key) { while (rl_undo_list) rl_do_undo (); +#if defined (VI_MODE) + if (rl_editing_mode == vi_mode) + rl_point = rl_mark = 0; /* rl_end should be set correctly */ +#endif } + return 0; } diff --git a/lib/readline/util.c b/lib/readline/util.c index a632d81..e44ef64 100644 --- a/lib/readline/util.c +++ b/lib/readline/util.c @@ -1,6 +1,6 @@ /* util.c -- readline utility functions */ -/* Copyright (C) 1987, 1989, 1992 Free Software Foundation, Inc. +/* Copyright (C) 1987-2005 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. @@ -44,6 +44,7 @@ /* System-specific feature definitions and include files. */ #include "rldefs.h" +#include "rlmbutil.h" #if defined (TIOCSTAT_IN_SYS_IOCTL) # include <sys/ioctl.h> @@ -78,13 +79,29 @@ rl_alphabetic (c) strchr (pathname_alphabetic_chars, c) != NULL); } +#if defined (HANDLE_MULTIBYTE) +int +_rl_walphabetic (wc) + wchar_t wc; +{ + int c; + + if (iswalnum (wc)) + return (1); + + c = wc & 0177; + return (_rl_allow_pathname_alphabetic_chars && + strchr (pathname_alphabetic_chars, c) != NULL); +} +#endif + /* How to abort things. */ int _rl_abort_internal () { rl_ding (); rl_clear_message (); - _rl_init_argument (); + _rl_reset_argument (); rl_clear_pending_input (); RL_UNSETSTATE (RL_STATE_MACRODEF); diff --git a/lib/readline/vi_keymap.c b/lib/readline/vi_keymap.c index 53a67c6..4b48c75 100644 --- a/lib/readline/vi_keymap.c +++ b/lib/readline/vi_keymap.c @@ -130,7 +130,7 @@ KEYMAP_ENTRY_ARRAY vi_movement_keymap = { { ISFUNC, rl_revert_line }, /* U */ { ISFUNC, (rl_command_func_t *)0x0 }, /* V */ { ISFUNC, rl_vi_next_word }, /* W */ - { ISFUNC, rl_rubout }, /* X */ + { ISFUNC, rl_vi_rubout }, /* X */ { ISFUNC, rl_vi_yank_to }, /* Y */ { ISFUNC, (rl_command_func_t *)0x0 }, /* Z */ diff --git a/lib/readline/vi_mode.c b/lib/readline/vi_mode.c index de723a1..ac5fd74 100644 --- a/lib/readline/vi_mode.c +++ b/lib/readline/vi_mode.c @@ -1,7 +1,7 @@ /* vi_mode.c -- A vi emulation mode for Bash. Derived from code written by Jeff Sparkes (jsparkes@bnr.ca). */ -/* Copyright (C) 1987-2004 Free Software Foundation, Inc. +/* Copyright (C) 1987-2005 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. @@ -90,6 +90,7 @@ static int _rl_vi_last_arg_sign = 1; static int _rl_vi_last_motion; #if defined (HANDLE_MULTIBYTE) static char _rl_vi_last_search_mbchar[MB_LEN_MAX]; +static int _rl_vi_last_search_mblen; #else static int _rl_vi_last_search_char; #endif @@ -107,8 +108,22 @@ static int vi_mark_chars['z' - 'a' + 1]; static void _rl_vi_stuff_insert PARAMS((int)); static void _rl_vi_save_insert PARAMS((UNDO_LIST *)); + +static int _rl_vi_arg_dispatch PARAMS((int)); static int rl_digit_loop1 PARAMS((void)); +static int _rl_vi_set_mark PARAMS((void)); +static int _rl_vi_goto_mark PARAMS((void)); + +static int _rl_vi_callback_getchar PARAMS((char *, int)); + +#if defined (READLINE_CALLBACKS) +static int _rl_vi_callback_set_mark PARAMS((_rl_callback_generic_arg *)); +static int _rl_vi_callback_goto_mark PARAMS((_rl_callback_generic_arg *)); +static int _rl_vi_callback_change_char PARAMS((_rl_callback_generic_arg *)); +static int _rl_vi_callback_char_search PARAMS((_rl_callback_generic_arg *)); +#endif + void _rl_vi_initialize_line () { @@ -116,6 +131,8 @@ _rl_vi_initialize_line () for (i = 0; i < sizeof (vi_mark_chars) / sizeof (int); i++) vi_mark_chars[i] = -1; + + RL_UNSETSTATE(RL_STATE_VICMDONCE); } void @@ -671,6 +688,13 @@ rl_vi_movement_mode (count, key) _rl_keymap = vi_movement_keymap; _rl_vi_done_inserting (); + + /* This is how POSIX.2 says `U' should behave -- everything up until the + first time you go into command mode should not be undone. */ + if (RL_ISSTATE (RL_STATE_VICMDONCE) == 0) + rl_free_undo_list (); + + RL_SETSTATE (RL_STATE_VICMDONCE); return (0); } @@ -840,7 +864,9 @@ rl_vi_domove (key, nextkey) save = rl_numeric_arg; rl_numeric_arg = _rl_digit_value (c); rl_explicit_arg = 1; + RL_SETSTATE (RL_STATE_NUMERICARG|RL_STATE_VIMOTION); rl_digit_loop1 (); + RL_UNSETSTATE (RL_STATE_VIMOTION); rl_numeric_arg *= save; RL_SETSTATE(RL_STATE_MOREINPUT); c = rl_read_key (); /* real command */ @@ -913,52 +939,59 @@ rl_vi_domove (key, nextkey) return (0); } +/* Process C as part of the current numeric argument. Return -1 if the + argument should be aborted, 0 if we should not read any more chars, and + 1 if we should continue to read chars. */ +static int +_rl_vi_arg_dispatch (c) + int c; +{ + int key; + + key = c; + if (c >= 0 && _rl_keymap[c].type == ISFUNC && _rl_keymap[c].function == rl_universal_argument) + { + rl_numeric_arg *= 4; + return 1; + } + + c = UNMETA (c); + + if (_rl_digit_p (c)) + { + if (rl_explicit_arg) + rl_numeric_arg = (rl_numeric_arg * 10) + _rl_digit_value (c); + else + rl_numeric_arg = _rl_digit_value (c); + rl_explicit_arg = 1; + return 1; + } + else + { + rl_clear_message (); + rl_stuff_char (key); + return 0; + } +} + /* A simplified loop for vi. Don't dispatch key at end. Don't recognize minus sign? Should this do rl_save_prompt/rl_restore_prompt? */ static int rl_digit_loop1 () { - int key, c; + int c, r; - RL_SETSTATE(RL_STATE_NUMERICARG); while (1) { - if (rl_numeric_arg > 1000000) - { - rl_explicit_arg = rl_numeric_arg = 0; - rl_ding (); - rl_clear_message (); - RL_UNSETSTATE(RL_STATE_NUMERICARG); - return 1; - } - rl_message ("(arg: %d) ", rl_arg_sign * rl_numeric_arg); - RL_SETSTATE(RL_STATE_MOREINPUT); - key = c = rl_read_key (); - RL_UNSETSTATE(RL_STATE_MOREINPUT); + if (_rl_arg_overflow ()) + return 1; - if (c >= 0 && _rl_keymap[c].type == ISFUNC && - _rl_keymap[c].function == rl_universal_argument) - { - rl_numeric_arg *= 4; - continue; - } + c = _rl_arg_getchar (); - c = UNMETA (c); - if (_rl_digit_p (c)) - { - if (rl_explicit_arg) - rl_numeric_arg = (rl_numeric_arg * 10) + _rl_digit_value (c); - else - rl_numeric_arg = _rl_digit_value (c); - rl_explicit_arg = 1; - } - else - { - rl_clear_message (); - rl_stuff_char (key); - break; - } + r = _rl_vi_arg_dispatch (c); + if (r <= 0) + break; } RL_UNSETSTATE(RL_STATE_NUMERICARG); @@ -1048,8 +1081,9 @@ int rl_vi_yank_to (count, key) int count, key; { - int c, save = rl_point; + int c, save; + save = rl_point; if (_rl_uppercase_p (key)) rl_stuff_char ('$'); @@ -1074,11 +1108,45 @@ rl_vi_yank_to (count, key) } int +rl_vi_rubout (count, key) + int count, key; +{ + int p, opoint; + + if (count < 0) + return (rl_vi_delete (-count, key)); + + if (rl_point == 0) + { + rl_ding (); + return -1; + } + + opoint = rl_point; + if (count > 1 && MB_CUR_MAX > 1 && rl_byte_oriented == 0) + rl_backward_char (count, key); + else if (MB_CUR_MAX > 1 && rl_byte_oriented == 0) + rl_point = _rl_find_prev_mbchar (rl_line_buffer, rl_point, MB_FIND_NONZERO); + else + rl_point -= count; + + if (rl_point < 0) + rl_point = 0; + + rl_kill_text (rl_point, opoint); + + return (0); +} + +int rl_vi_delete (count, key) int count, key; { int end; + if (count < 0) + return (rl_vi_rubout (-count, key)); + if (rl_end == 0) { rl_ding (); @@ -1097,6 +1165,7 @@ rl_vi_delete (count, key) if (rl_point > 0 && rl_point == rl_end) rl_backward_char (1, key); + return (0); } @@ -1117,64 +1186,102 @@ rl_vi_first_print (count, key) return (rl_vi_back_to_indent (1, key)); } +static int _rl_cs_dir, _rl_cs_orig_dir; + +#if defined (READLINE_CALLBACKS) +static int +_rl_vi_callback_char_search (data) + _rl_callback_generic_arg *data; +{ +#if defined (HANDLE_MULTIBYTE) + _rl_vi_last_search_mblen = _rl_read_mbchar (_rl_vi_last_search_mbchar, MB_LEN_MAX); +#else + RL_SETSTATE(RL_STATE_MOREINPUT); + _rl_vi_last_search_char = rl_read_key (); + RL_UNSETSTATE(RL_STATE_MOREINPUT); +#endif + + _rl_callback_func = 0; + _rl_want_redisplay = 1; + +#if defined (HANDLE_MULTIBYTE) + return (_rl_char_search_internal (data->count, _rl_cs_dir, _rl_vi_last_search_mbchar, _rl_vi_last_search_mblen)); +#else + return (_rl_char_search_internal (data->count, _rl_cs_dir, _rl_vi_last_search_char)); +#endif +} +#endif + int rl_vi_char_search (count, key) int count, key; { #if defined (HANDLE_MULTIBYTE) static char *target; - static int mb_len; + static int tlen; #else static char target; #endif - static int orig_dir, dir; if (key == ';' || key == ',') - dir = key == ';' ? orig_dir : -orig_dir; + _rl_cs_dir = (key == ';') ? _rl_cs_orig_dir : -_rl_cs_orig_dir; else { - if (vi_redoing) -#if defined (HANDLE_MULTIBYTE) - target = _rl_vi_last_search_mbchar; -#else - target = _rl_vi_last_search_char; -#endif - else - { -#if defined (HANDLE_MULTIBYTE) - mb_len = _rl_read_mbchar (_rl_vi_last_search_mbchar, MB_LEN_MAX); - target = _rl_vi_last_search_mbchar; -#else - RL_SETSTATE(RL_STATE_MOREINPUT); - _rl_vi_last_search_char = target = rl_read_key (); - RL_UNSETSTATE(RL_STATE_MOREINPUT); -#endif - } - switch (key) { case 't': - orig_dir = dir = FTO; + _rl_cs_orig_dir = _rl_cs_dir = FTO; break; case 'T': - orig_dir = dir = BTO; + _rl_cs_orig_dir = _rl_cs_dir = BTO; break; case 'f': - orig_dir = dir = FFIND; + _rl_cs_orig_dir = _rl_cs_dir = FFIND; break; case 'F': - orig_dir = dir = BFIND; + _rl_cs_orig_dir = _rl_cs_dir = BFIND; break; } + + if (vi_redoing) + { + /* set target and tlen below */ + } +#if defined (READLINE_CALLBACKS) + else if (RL_ISSTATE (RL_STATE_CALLBACK)) + { + _rl_callback_data = _rl_callback_data_alloc (count); + _rl_callback_data->i1 = _rl_cs_dir; + _rl_callback_func = _rl_vi_callback_char_search; + return (0); + } +#endif + else + { +#if defined (HANDLE_MULTIBYTE) + _rl_vi_last_search_mblen = _rl_read_mbchar (_rl_vi_last_search_mbchar, MB_LEN_MAX); +#else + RL_SETSTATE(RL_STATE_MOREINPUT); + _rl_vi_last_search_char = rl_read_key (); + RL_UNSETSTATE(RL_STATE_MOREINPUT); +#endif + } } #if defined (HANDLE_MULTIBYTE) - return (_rl_char_search_internal (count, dir, target, mb_len)); + target = _rl_vi_last_search_mbchar; + tlen = _rl_vi_last_search_mblen; #else - return (_rl_char_search_internal (count, dir, target)); + target = _rl_vi_last_search_char; +#endif + +#if defined (HANDLE_MULTIBYTE) + return (_rl_char_search_internal (count, _rl_cs_dir, target, tlen)); +#else + return (_rl_char_search_internal (count, _rl_cs_dir, target)); #endif } @@ -1285,25 +1392,12 @@ rl_vi_bracktype (c) } } -/* XXX - think about reading an entire mbchar with _rl_read_mbchar and - inserting it in one bunch instead of the loop below (like in - rl_vi_char_search or _rl_vi_change_mbchar_case). Set c to mbchar[0] - for test against 033 or ^C. Make sure that _rl_read_mbchar does - this right. */ -int -rl_vi_change_char (count, key) - int count, key; +static int +_rl_vi_change_char (count, c, mb) + int count, c; + char *mb; { - int c, p; - - if (vi_redoing) - c = _rl_vi_last_replacement; - else - { - RL_SETSTATE(RL_STATE_MOREINPUT); - _rl_vi_last_replacement = c = rl_read_key (); - RL_UNSETSTATE(RL_STATE_MOREINPUT); - } + int p; if (c == '\033' || c == CTRL ('C')) return -1; @@ -1313,31 +1407,87 @@ rl_vi_change_char (count, key) { p = rl_point; rl_vi_delete (1, c); + if (rl_point < p) /* Did we retreat at EOL? */ + rl_point++; #if defined (HANDLE_MULTIBYTE) if (MB_CUR_MAX > 1 && rl_byte_oriented == 0) - { - if (rl_point < p) /* Did we retreat at EOL? */ - rl_point++; - while (_rl_insert_char (1, c)) - { - RL_SETSTATE (RL_STATE_MOREINPUT); - c = rl_read_key (); - RL_UNSETSTATE (RL_STATE_MOREINPUT); - } - } + rl_insert_text (mb); else #endif - { - if (rl_point < p) /* Did we retreat at EOL? */ - rl_point++; - _rl_insert_char (1, c); - } + _rl_insert_char (1, c); } + + /* The cursor shall be left on the last character changed. */ + rl_backward_char (1, c); + rl_end_undo_group (); return (0); } +static int +_rl_vi_callback_getchar (mb, mblen) + char *mb; + int mblen; +{ + int c; + + RL_SETSTATE(RL_STATE_MOREINPUT); + c = rl_read_key (); + RL_UNSETSTATE(RL_STATE_MOREINPUT); + +#if defined (HANDLE_MULTIBYTE) + if (MB_CUR_MAX > 1 && rl_byte_oriented == 0) + c = _rl_read_mbstring (c, mb, mblen); +#endif + + return c; +} + +#if defined (READLINE_CALLBACKS) +static int +_rl_vi_callback_change_char (data) + _rl_callback_generic_arg *data; +{ + int c; + char mb[MB_LEN_MAX]; + + _rl_vi_last_replacement = c = _rl_vi_callback_getchar (mb, MB_LEN_MAX); + + _rl_callback_func = 0; + _rl_want_redisplay = 1; + + return (_rl_vi_change_char (data->count, c, mb)); +} +#endif + +int +rl_vi_change_char (count, key) + int count, key; +{ + int c; + char mb[MB_LEN_MAX]; + + if (vi_redoing) + { + c = _rl_vi_last_replacement; + mb[0] = c; + mb[1] = '\0'; + } +#if defined (READLINE_CALLBACKS) + else if (RL_ISSTATE (RL_STATE_CALLBACK)) + { + _rl_callback_data = _rl_callback_data_alloc (count); + _rl_callback_func = _rl_vi_callback_change_char; + return (0); + } +#endif + else + _rl_vi_last_replacement = c = _rl_vi_callback_getchar (mb, MB_LEN_MAX); + + return (_rl_vi_change_char (count, c, mb)); +} + int rl_vi_subst (count, key) int count, key; @@ -1460,9 +1610,8 @@ rl_vi_possible_completions() #endif /* Functions to save and restore marks. */ -int -rl_vi_set_mark (count, key) - int count, key; +static int +_rl_vi_set_mark () { int ch; @@ -1480,10 +1629,37 @@ rl_vi_set_mark (count, key) return 0; } +#if defined (READLINE_CALLBACKS) +static int +_rl_vi_callback_set_mark (data) + _rl_callback_generic_arg *data; +{ + _rl_callback_func = 0; + _rl_want_redisplay = 1; + + return (_rl_vi_set_mark ()); +} +#endif + int -rl_vi_goto_mark (count, key) +rl_vi_set_mark (count, key) int count, key; { +#if defined (READLINE_CALLBACKS) + if (RL_ISSTATE (RL_STATE_CALLBACK)) + { + _rl_callback_data = 0; + _rl_callback_func = _rl_vi_callback_set_mark; + return (0); + } +#endif + + return (_rl_vi_set_mark ()); +} + +static int +_rl_vi_goto_mark () +{ int ch; RL_SETSTATE(RL_STATE_MOREINPUT); @@ -1511,4 +1687,31 @@ rl_vi_goto_mark (count, key) return 0; } +#if defined (READLINE_CALLBACKS) +static int +_rl_vi_callback_goto_mark (data) + _rl_callback_generic_arg *data; +{ + _rl_callback_func = 0; + _rl_want_redisplay = 1; + + return (_rl_vi_goto_mark ()); +} +#endif + +int +rl_vi_goto_mark (count, key) + int count, key; +{ +#if defined (READLINE_CALLBACKS) + if (RL_ISSTATE (RL_STATE_CALLBACK)) + { + _rl_callback_data = 0; + _rl_callback_func = _rl_vi_callback_goto_mark; + return (0); + } +#endif + + return (_rl_vi_goto_mark ()); +} #endif /* VI_MODE */ |