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- BASH PATCH REPORT
- =================
-
- Bash-Release: 5.0
- Patch-ID: bash50-012
-
- Bug-Reported-by: lessbug@qq.com
- Bug-Reference-ID: <tencent_6AA531D9A5CC4121D86BD5CDA2E0DA98C605@qq.com>
- Bug-Reference-URL:
-
- Bug-Description:
-
- When using previous-history to go back beyond the beginning of the history list,
- it's possible to move to an incorrect partial line.
-
- Patch (apply with `patch -p0'):
-
- *** a/lib/readline/misc.c 2017-07-07 17:30:12.000000000 -0400
- --- b/lib/readline/misc.c 2019-05-16 11:43:46.000000000 -0400
- ***************
- *** 577,580 ****
- --- 590,594 ----
- {
- HIST_ENTRY *old_temp, *temp;
- + int had_saved_line;
-
- if (count < 0)
- ***************
- *** 589,592 ****
- --- 603,607 ----
-
- /* If we don't have a line saved, then save this one. */
- + had_saved_line = _rl_saved_line_for_history != 0;
- rl_maybe_save_line ();
-
- ***************
- *** 612,616 ****
- if (temp == 0)
- {
- ! rl_maybe_unsave_line ();
- rl_ding ();
- }
- --- 627,632 ----
- if (temp == 0)
- {
- ! if (had_saved_line == 0)
- ! _rl_free_saved_history_line ();
- rl_ding ();
- }
- *** a/patchlevel.h 2016-06-22 14:51:03.000000000 -0400
- --- b/patchlevel.h 2016-10-01 11:01:28.000000000 -0400
- ***************
- *** 26,30 ****
- looks for to find the patch level (for the sccs version string). */
-
- ! #define PATCHLEVEL 11
-
- #endif /* _PATCHLEVEL_H_ */
- --- 26,30 ----
- looks for to find the patch level (for the sccs version string). */
-
- ! #define PATCHLEVEL 12
-
- #endif /* _PATCHLEVEL_H_ */
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