diff options
Diffstat (limited to 'readline/search.c')
| -rw-r--r-- | readline/search.c | 110 |
1 files changed, 76 insertions, 34 deletions
diff --git a/readline/search.c b/readline/search.c index 112f807..7e0d60b 100644 --- a/readline/search.c +++ b/readline/search.c @@ -40,6 +40,8 @@ #endif #include "rldefs.h" +#include "rlmbutil.h" + #include "readline.h" #include "history.h" @@ -51,10 +53,10 @@ #endif #define abs(x) (((x) >= 0) ? (x) : -(x)) -extern HIST_ENTRY *saved_line_for_history; +extern HIST_ENTRY *_rl_saved_line_for_history; /* Functions imported from the rest of the library. */ -extern int _rl_free_history_entry __P((HIST_ENTRY *)); +extern int _rl_free_history_entry PARAMS((HIST_ENTRY *)); static char *noninc_search_string = (char *) NULL; static int noninc_history_pos; @@ -66,6 +68,13 @@ static int rl_history_search_pos; static char *history_search_string; static int history_string_size; +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 rl_history_search_internal PARAMS((int, int)); +static void rl_history_search_reinit PARAMS((void)); + /* 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. */ @@ -73,19 +82,12 @@ static void make_history_line_current (entry) HIST_ENTRY *entry; { - int line_len; - - line_len = strlen (entry->line); - if (line_len >= rl_line_buffer_len) - rl_extend_line_buffer (line_len); - strcpy (rl_line_buffer, entry->line); - + rl_replace_line (entry->line, 0); rl_undo_list = (UNDO_LIST *)entry->data; - rl_end = line_len; - if (saved_line_for_history) - _rl_free_history_entry (saved_line_for_history); - saved_line_for_history = (HIST_ENTRY *)NULL; + if (_rl_saved_line_for_history) + _rl_free_history_entry (_rl_saved_line_for_history); + _rl_saved_line_for_history = (HIST_ENTRY *)NULL; } /* Search the history list for STRING starting at absolute history position @@ -100,13 +102,19 @@ noninc_search_from_pos (string, pos, dir) { int ret, old; + if (pos < 0) + return -1; + old = where_history (); - history_set_pos (pos); + if (history_set_pos (pos) == 0) + return -1; + RL_SETSTATE(RL_STATE_SEARCH); if (*string == '^') ret = history_search_prefix (string + 1, dir); else ret = history_search (string, dir); + RL_UNSETSTATE(RL_STATE_SEARCH); if (ret != -1) ret = where_history (); @@ -128,7 +136,7 @@ noninc_dosearch (string, dir) if (string == 0 || *string == '\0' || noninc_history_pos < 0) { - ding (); + rl_ding (); return; } @@ -136,10 +144,10 @@ noninc_dosearch (string, dir) if (pos == -1) { /* Search failed, current history position unchanged. */ - maybe_unsave_line (); + rl_maybe_unsave_line (); rl_clear_message (); rl_point = 0; - ding (); + rl_ding (); return; } @@ -156,6 +164,8 @@ noninc_dosearch (string, dir) make_history_line_current (entry); rl_point = 0; + rl_mark = rl_end; + rl_clear_message (); } @@ -169,11 +179,15 @@ noninc_search (dir, pchar) int dir; int pchar; { - int saved_point, c; + int saved_point, saved_mark, c; char *p; +#if defined (HANDLE_MULTIBYTE) + char mb[MB_LEN_MAX]; +#endif - maybe_save_line (); + rl_maybe_save_line (); saved_point = rl_point; + saved_mark = rl_mark; /* Use the line buffer to read the search string. */ rl_line_buffer[0] = 0; @@ -183,23 +197,37 @@ noninc_search (dir, pchar) rl_message (p, 0, 0); free (p); -#define SEARCH_RETURN rl_restore_prompt (); return +#define SEARCH_RETURN rl_restore_prompt (); RL_UNSETSTATE(RL_STATE_NSEARCH); return + RL_SETSTATE(RL_STATE_NSEARCH); /* Read the search string. */ - while (c = rl_read_key ()) + while (1) { + 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, MB_LEN_MAX); +#endif + + if (c == 0) + break; + switch (c) { case CTRL('H'): case RUBOUT: if (rl_point == 0) { - maybe_unsave_line (); + rl_maybe_unsave_line (); rl_clear_message (); rl_point = saved_point; + rl_mark = saved_mark; SEARCH_RETURN; } - rl_rubout (1, c); + _rl_rubout_char (1, c); break; case CTRL('W'): @@ -218,20 +246,28 @@ noninc_search (dir, pchar) case CTRL('C'): case CTRL('G'): - maybe_unsave_line (); + rl_maybe_unsave_line (); rl_clear_message (); rl_point = saved_point; - ding (); + rl_mark = saved_mark; + rl_ding (); SEARCH_RETURN; default: - rl_insert (1, c); +#if defined (HANDLE_MULTIBYTE) + if (MB_CUR_MAX > 1 && rl_byte_oriented == 0) + rl_insert_text (mb); + else +#endif + _rl_insert_char (1, c); break; } (*rl_redisplay_function) (); } dosearch: + rl_mark = saved_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. */ @@ -239,7 +275,7 @@ noninc_search (dir, pchar) { if (!noninc_search_string) { - ding (); + rl_ding (); SEARCH_RETURN; } } @@ -253,6 +289,7 @@ noninc_search (dir, pchar) rl_restore_prompt (); noninc_dosearch (noninc_search_string, dir); + RL_UNSETSTATE(RL_STATE_NSEARCH); } /* Search forward through the history list for a string. If the vi-mode @@ -283,7 +320,7 @@ rl_noninc_forward_search_again (count, key) { if (!noninc_search_string) { - ding (); + rl_ding (); return (-1); } noninc_dosearch (noninc_search_string, 1); @@ -298,7 +335,7 @@ rl_noninc_reverse_search_again (count, key) { if (!noninc_search_string) { - ding (); + rl_ding (); return (-1); } noninc_dosearch (noninc_search_string, -1); @@ -312,7 +349,7 @@ rl_history_search_internal (count, dir) HIST_ENTRY *temp; int ret, oldpos; - maybe_save_line (); + rl_maybe_save_line (); temp = (HIST_ENTRY *)NULL; /* Search COUNT times through the history for a line whose prefix @@ -341,8 +378,8 @@ rl_history_search_internal (count, dir) /* If we didn't find anything at all, return. */ if (temp == 0) { - maybe_unsave_line (); - ding (); + rl_maybe_unsave_line (); + rl_ding (); /* If you don't want the saved history line (last match) to show up in the line buffer after the search fails, change the #if 0 to #if 1 */ @@ -351,9 +388,11 @@ rl_history_search_internal (count, dir) { rl_point = rl_end = rl_history_search_len; rl_line_buffer[rl_end] = '\0'; + rl_mark = 0; } #else - rl_point = rl_history_search_len; /* maybe_unsave_line changes it */ + rl_point = rl_history_search_len; /* rl_maybe_unsave_line changes it */ + rl_mark = rl_end; #endif return 1; } @@ -362,6 +401,8 @@ rl_history_search_internal (count, dir) make_history_line_current (temp); rl_point = rl_history_search_len; + rl_mark = rl_end; + return 0; } @@ -376,12 +417,13 @@ rl_history_search_reinit () if (rl_history_search_len >= history_string_size - 2) { history_string_size = rl_history_search_len + 2; - history_search_string = xrealloc (history_search_string, history_string_size); + history_search_string = (char *)xrealloc (history_search_string, history_string_size); } history_search_string[0] = '^'; strncpy (history_search_string + 1, rl_line_buffer, rl_point); history_search_string[rl_point + 1] = '\0'; } + _rl_free_saved_history_line (); } /* Search forward in the history for the string of characters |