diff options
Diffstat (limited to 'package/busybox/patches/903-lineedit.patch')
| -rw-r--r-- | package/busybox/patches/903-lineedit.patch | 145 |
1 files changed, 0 insertions, 145 deletions
diff --git a/package/busybox/patches/903-lineedit.patch b/package/busybox/patches/903-lineedit.patch deleted file mode 100644 index aa6e13b1e..000000000 --- a/package/busybox/patches/903-lineedit.patch +++ /dev/null @@ -1,145 +0,0 @@ ---- a/libbb/lineedit.c -+++ b/libbb/lineedit.c -@@ -953,24 +953,33 @@ - - #if MAX_HISTORY > 0 - -+static void save_command_ps_at_cur_history(void) -+{ -+ if (command_ps[0] != '\0') { -+ int cur = state->cur_history; -+ free(state->history[cur]); -+ state->history[cur] = xstrdup(command_ps); -+ } -+} -+ - /* state->flags is already checked to be nonzero */ --static void get_previous_history(void) -+static int get_previous_history(void) - { -- if (command_ps[0] != '\0' || state->history[state->cur_history] == NULL) { -- free(state->history[state->cur_history]); -- state->history[state->cur_history] = xstrdup(command_ps); -+ if ((state->flags & DO_HISTORY) && state->cur_history) { -+ save_command_ps_at_cur_history(); -+ state->cur_history--; -+ return 1; - } -- state->cur_history--; -+ beep(); -+ return 0; - } - - static int get_next_history(void) - { - if (state->flags & DO_HISTORY) { -- int ch = state->cur_history; -- if (ch < state->cnt_history) { -- get_previous_history(); /* save the current history line */ -- state->cur_history = ch + 1; -- return state->cur_history; -+ if (state->cur_history < state->cnt_history) { -+ save_command_ps_at_cur_history(); /* save the current history line */ -+ return ++state->cur_history; - } - } - beep(); -@@ -992,6 +1001,7 @@ - for (hi = state->cnt_history; hi > 0;) { - hi--; - free(state->history[hi]); -+ state->history[hi] = NULL; - } - - for (hi = 0; hi < MAX_HISTORY;) { -@@ -1003,7 +1013,7 @@ - l = strlen(hl); - if (l >= MAX_LINELEN) - hl[MAX_LINELEN-1] = '\0'; -- if (l == 0 || hl[0] == ' ') { -+ if (l == 0) { - free(hl); - continue; - } -@@ -1040,19 +1050,27 @@ - - if (!(state->flags & DO_HISTORY)) - return; -- -+ if (str[0] == '\0') -+ return; - i = state->cnt_history; -- free(state->history[MAX_HISTORY]); -- state->history[MAX_HISTORY] = NULL; -- /* After max history, remove the oldest command */ -+ /* Don't save dupes */ -+ if (i && strcmp(state->history[i-1], str) == 0) -+ return; -+ -+ free(state->history[MAX_HISTORY]); /* redundant, paranoia */ -+ state->history[MAX_HISTORY] = NULL; /* redundant, paranoia */ -+ -+ /* If history[] is full, remove the oldest command */ -+ /* we need to keep history[MAX_HISTORY] empty, hence >=, not > */ - if (i >= MAX_HISTORY) { - free(state->history[0]); - for (i = 0; i < MAX_HISTORY-1; i++) - state->history[i] = state->history[i+1]; -+ /* i == MAX_HISTORY-1 */ - } --// Maybe "if (!i || strcmp(history[i-1], command) != 0) ..." --// (i.e. do not save dups?) -+ /* i <= MAX_HISTORY-1 */ - state->history[i++] = xstrdup(str); -+ /* i <= MAX_HISTORY */ - state->cur_history = i; - state->cnt_history = i; - #if ENABLE_FEATURE_EDITING_SAVEHISTORY -@@ -1429,6 +1447,13 @@ - } - } - #endif -+ -+#if 0 -+ for (ic = 0; ic <= MAX_HISTORY; ic++) -+ bb_error_msg("history[%d]:'%s'", ic, state->history[ic]); -+ bb_error_msg("cur_history:%d cnt_history:%d", state->cur_history, state->cnt_history); -+#endif -+ - /* Print out the command prompt */ - parse_and_put_prompt(prompt); - -@@ -1537,11 +1562,8 @@ - vi_case(CTRL('P')|vbit:) - vi_case('k'|vbit:) - /* Control-p -- Get previous command from history */ -- if ((state->flags & DO_HISTORY) && state->cur_history > 0) { -- get_previous_history(); -+ if (get_previous_history()) - goto rewrite_line; -- } -- beep(); - break; - #endif - -@@ -1730,10 +1752,8 @@ - #if MAX_HISTORY > 0 - case 'A': - /* Up Arrow -- Get previous command from history */ -- if ((state->flags & DO_HISTORY) && state->cur_history > 0) { -- get_previous_history(); -+ if (get_previous_history()) - goto rewrite_line; -- } - beep(); - break; - case 'B': -@@ -1743,7 +1763,7 @@ - rewrite_line: - /* Rewrite the line with the selected history item */ - /* change command */ -- command_len = strlen(strcpy(command, state->history[state->cur_history])); -+ command_len = strlen(strcpy(command, state->history[state->cur_history] ? : "")); - /* redraw and go to eol (bol, in vi */ - redraw(cmdedit_y, (state->flags & VI_MODE) ? 9999 : 0); - break; |