BASH PATCH REPORT ================= Bash-Release: 4.0 Patch-ID: bash40-023 Bug-Reported-by: Andreas Schwab Bug-Reference-ID: Bug-Reference-URL: http://lists.gnu.org/archive/html/bug-bash/2009-04/msg00160.html Bug-Description: If the prompt length exactly matches the screen width, and the prompt ends with invisible characters, readline positions the cursor incorrectly. Patch: *** ../bash-4.0-patched/lib/readline/display.c 2009-01-04 14:32:32.000000000 -0500 --- lib/readline/display.c 2009-04-25 21:42:18.000000000 -0400 *************** *** 1895,1898 **** --- 1897,1904 ---- woff = WRAP_OFFSET (_rl_last_v_pos, wrap_offset); cpos = _rl_last_c_pos; + + if (cpos == 0 && cpos == new) + return; + #if defined (HANDLE_MULTIBYTE) /* If we have multibyte characters, NEW is indexed by the buffer point in *************** *** 1908,1914 **** desired display position. */ if ((new > prompt_last_invisible) || /* XXX - don't use woff here */ ! (prompt_physical_chars > _rl_screenwidth && _rl_last_v_pos == prompt_last_screen_line && ! wrap_offset >= woff && new > (prompt_last_invisible-(_rl_screenwidth*_rl_last_v_pos)-wrap_offset))) /* XXX last comparison might need to be >= */ --- 1914,1920 ---- desired display position. */ if ((new > prompt_last_invisible) || /* XXX - don't use woff here */ ! (prompt_physical_chars >= _rl_screenwidth && _rl_last_v_pos == prompt_last_screen_line && ! wrap_offset >= woff && dpos >= woff && new > (prompt_last_invisible-(_rl_screenwidth*_rl_last_v_pos)-wrap_offset))) /* XXX last comparison might need to be >= */ *** ../bash-4.0/patchlevel.h 2009-01-04 14:32:40.000000000 -0500 --- patchlevel.h 2009-02-22 16:11:31.000000000 -0500 *************** *** 26,30 **** looks for to find the patch level (for the sccs version string). */ ! #define PATCHLEVEL 22 #endif /* _PATCHLEVEL_H_ */ --- 26,30 ---- looks for to find the patch level (for the sccs version string). */ ! #define PATCHLEVEL 23 #endif /* _PATCHLEVEL_H_ */