diff options
Diffstat (limited to 'readline/vi_mode.c')
| -rw-r--r-- | readline/vi_mode.c | 133 |
1 files changed, 120 insertions, 13 deletions
diff --git a/readline/vi_mode.c b/readline/vi_mode.c index a3c35786c36..0864192e3f4 100644 --- a/readline/vi_mode.c +++ b/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) 1987-2010 Free Software Foundation, Inc. +/* Copyright (C) 1987-2012 Free Software Foundation, Inc. This file is part of the GNU Readline Library (Readline), a library for reading lines of text with interactive input and history editing. @@ -108,9 +108,13 @@ static const char * const vi_textmod = "_*\\AaIiCcDdPpYyRrSsXx~"; /* Arrays for the saved marks. */ static int vi_mark_chars['z' - 'a' + 1]; +static void _rl_vi_replace_insert PARAMS((int)); +static void _rl_vi_save_replace PARAMS((void)); static void _rl_vi_stuff_insert PARAMS((int)); static void _rl_vi_save_insert PARAMS((UNDO_LIST *)); +static void vi_save_insert_buffer PARAMS ((int, int)); + static void _rl_vi_backup PARAMS((void)); static int _rl_vi_arg_dispatch PARAMS((int)); @@ -189,6 +193,22 @@ _rl_vi_textmod_command (c) } static void +_rl_vi_replace_insert (count) + int count; +{ + int nchars; + + nchars = strlen (vi_insert_buffer); + + rl_begin_undo_group (); + while (count--) + /* nchars-1 to compensate for _rl_replace_text using `end+1' in call + to rl_delete_text */ + _rl_replace_text (vi_insert_buffer, rl_point, rl_point+nchars-1); + rl_end_undo_group (); +} + +static void _rl_vi_stuff_insert (count) int count; { @@ -207,7 +227,7 @@ rl_vi_redo (count, c) { int r; - if (!rl_explicit_arg) + if (rl_explicit_arg == 0) { rl_numeric_arg = _rl_vi_last_repeat; rl_arg_sign = _rl_vi_last_arg_sign; @@ -224,6 +244,13 @@ rl_vi_redo (count, c) if (rl_point > 0) _rl_vi_backup (); } + else if (_rl_vi_last_command == 'R' && vi_insert_buffer && *vi_insert_buffer) + { + _rl_vi_replace_insert (count); + /* And back up point over the last character inserted. */ + if (rl_point > 0) + _rl_vi_backup (); + } /* Ditto for redoing an insert with `I', but move to the beginning of the line like the `I' command does. */ else if (_rl_vi_last_command == 'I' && vi_insert_buffer && *vi_insert_buffer) @@ -679,6 +706,8 @@ rl_vi_insertion_mode (count, key) { _rl_keymap = vi_insertion_keymap; _rl_vi_last_key_before_insert = key; + if (_rl_show_mode_in_prompt) + _rl_reset_prompt (); return (0); } @@ -691,6 +720,43 @@ rl_vi_insert_mode (count, key) } static void +vi_save_insert_buffer (start, len) + int start, len; +{ + /* Same code as _rl_vi_save_insert below */ + if (len >= vi_insert_buffer_size) + { + vi_insert_buffer_size += (len + 32) - (len % 32); + vi_insert_buffer = (char *)xrealloc (vi_insert_buffer, vi_insert_buffer_size); + } + strncpy (vi_insert_buffer, rl_line_buffer + start, len - 1); + vi_insert_buffer[len-1] = '\0'; +} + +static void +_rl_vi_save_replace () +{ + int len, start, end; + UNDO_LIST *up; + + up = rl_undo_list; + if (up == 0 || up->what != UNDO_END || vi_replace_count <= 0) + { + if (vi_insert_buffer_size >= 1) + vi_insert_buffer[0] = '\0'; + return; + } + /* Let's try it the quick and easy way for now. This should essentially + accommodate every UNDO_INSERT and save the inserted text to + vi_insert_buffer */ + end = rl_point; + start = end - vi_replace_count + 1; + len = vi_replace_count + 1; + + vi_save_insert_buffer (start, len); +} + +static void _rl_vi_save_insert (up) UNDO_LIST *up; { @@ -706,13 +772,8 @@ _rl_vi_save_insert (up) start = up->start; end = up->end; len = end - start + 1; - if (len >= vi_insert_buffer_size) - { - vi_insert_buffer_size += (len + 32) - (len % 32); - vi_insert_buffer = (char *)xrealloc (vi_insert_buffer, vi_insert_buffer_size); - } - strncpy (vi_insert_buffer, rl_line_buffer + start, len - 1); - vi_insert_buffer[len-1] = '\0'; + + vi_save_insert_buffer (start, len); } void @@ -728,7 +789,10 @@ _rl_vi_done_inserting () on absolute indices into the line which may change (though they probably will not). */ _rl_vi_doing_insert = 0; - _rl_vi_save_insert (rl_undo_list->next); + if (_rl_vi_last_key_before_insert == 'R') + _rl_vi_save_replace (); /* Half the battle */ + else + _rl_vi_save_insert (rl_undo_list->next); vi_continued_command = 1; } else @@ -762,6 +826,9 @@ rl_vi_movement_mode (count, key) if (RL_ISSTATE (RL_STATE_VICMDONCE) == 0) rl_free_undo_list (); + if (_rl_show_mode_in_prompt) + _rl_reset_prompt (); + RL_SETSTATE (RL_STATE_VICMDONCE); return (0); } @@ -1234,11 +1301,19 @@ rl_vi_delete_to (count, key) _rl_vimvcxt->motion = '$'; r = rl_domove_motion_callback (_rl_vimvcxt); } - else if (vi_redoing) + else if (vi_redoing && _rl_vi_last_motion != 'd') /* `dd' is special */ { _rl_vimvcxt->motion = _rl_vi_last_motion; r = rl_domove_motion_callback (_rl_vimvcxt); } + else if (vi_redoing) /* handle redoing `dd' here */ + { + _rl_vimvcxt->motion = _rl_vi_last_motion; + rl_mark = rl_end; + rl_beg_of_line (1, key); + RL_UNSETSTATE (RL_STATE_VIMOTION); + r = vidomove_dispatch (_rl_vimvcxt); + } #if defined (READLINE_CALLBACKS) else if (RL_ISSTATE (RL_STATE_CALLBACK)) { @@ -1316,11 +1391,19 @@ rl_vi_change_to (count, key) _rl_vimvcxt->motion = '$'; r = rl_domove_motion_callback (_rl_vimvcxt); } - else if (vi_redoing) + else if (vi_redoing && _rl_vi_last_motion != 'c') /* `cc' is special */ { _rl_vimvcxt->motion = _rl_vi_last_motion; r = rl_domove_motion_callback (_rl_vimvcxt); } + else if (vi_redoing) /* handle redoing `cc' here */ + { + _rl_vimvcxt->motion = _rl_vi_last_motion; + rl_mark = rl_end; + rl_beg_of_line (1, key); + RL_UNSETSTATE (RL_STATE_VIMOTION); + r = vidomove_dispatch (_rl_vimvcxt); + } #if defined (READLINE_CALLBACKS) else if (RL_ISSTATE (RL_STATE_CALLBACK)) { @@ -1377,6 +1460,19 @@ rl_vi_yank_to (count, key) _rl_vimvcxt->motion = '$'; r = rl_domove_motion_callback (_rl_vimvcxt); } + else if (vi_redoing && _rl_vi_last_motion != 'y') /* `yy' is special */ + { + _rl_vimvcxt->motion = _rl_vi_last_motion; + r = rl_domove_motion_callback (_rl_vimvcxt); + } + else if (vi_redoing) /* handle redoing `yy' here */ + { + _rl_vimvcxt->motion = _rl_vi_last_motion; + rl_mark = rl_end; + rl_beg_of_line (1, key); + RL_UNSETSTATE (RL_STATE_VIMOTION); + r = vidomove_dispatch (_rl_vimvcxt); + } #if defined (READLINE_CALLBACKS) else if (RL_ISSTATE (RL_STATE_CALLBACK)) { @@ -1911,14 +2007,20 @@ rl_vi_replace (count, key) vi_replace_count = 0; - if (!vi_replace_map) + if (vi_replace_map == 0) { vi_replace_map = rl_make_bare_keymap (); + for (i = 0; i < ' '; i++) + if (vi_insertion_keymap[i].type == ISFUNC) + vi_replace_map[i].function = vi_insertion_keymap[i].function; + for (i = ' '; i < KEYMAP_SIZE; i++) vi_replace_map[i].function = rl_vi_overstrike; vi_replace_map[RUBOUT].function = rl_vi_overstrike_delete; + + /* Make sure these are what we want. */ vi_replace_map[ESC].function = rl_vi_movement_mode; vi_replace_map[RETURN].function = rl_newline; vi_replace_map[NEWLINE].function = rl_newline; @@ -1931,7 +2033,12 @@ rl_vi_replace (count, key) vi_replace_map[CTRL ('H')].function = rl_vi_overstrike_delete; } + + rl_vi_start_inserting (key, 1, rl_arg_sign); + + _rl_vi_last_key_before_insert = key; _rl_keymap = vi_replace_map; + return (0); } |