Merge branch 'kernel-update' of ssh://git.ipfire.org/pub/git/ipfire-2.x into kernel...

[ipfire-2.x.git] / src / patches / readline / readline52-004

diff --git a/src/patches/readline/readline52-004 b/src/patches/readline/readline52-004
new file mode 100644 (file)
index 0000000..b165ad9
--- /dev/null
+++ b/src/patches/readline/readline52-004
@@ -0,0 +1,70 @@
+                          READLINE PATCH REPORT
+                          =====================
+
+Readline-Release: 5.2
+Patch-ID: readline52-004
+
+Bug-Reported-by: Peter Volkov <torre_cremata@mail.ru>
+Bug-Reference-ID: <1173636022.7039.36.camel@localhost>
+Bug-Reference-URL: http://lists.gnu.org/archive/html/bug-bash/2007-03/msg00039.html
+
+Bug-Description:
+
+When restoring the original prompt after finishing an incremental search,
+bash sometimes places the cursor incorrectly if the primary prompt contains
+invisible characters.
+
+Patch:
+
+*** ../readline-5.2.3/display.c        Fri Apr 20 13:30:16 2007
+--- display.c  Fri Apr 20 15:17:01 2007
+***************
+*** 1599,1604 ****
+         if (temp > 0)
+           {
+             _rl_output_some_chars (nfd, temp);
+!            _rl_last_c_pos += _rl_col_width (nfd, 0, temp);;
+           }
+       }
+--- 1599,1618 ----
+         if (temp > 0)
+           {
++            /* If nfd begins at the prompt, or before the invisible
++               characters in the prompt, we need to adjust _rl_last_c_pos
++               in a multibyte locale to account for the wrap offset and
++               set cpos_adjusted accordingly. */
+             _rl_output_some_chars (nfd, temp);
+!            if (MB_CUR_MAX > 1 && rl_byte_oriented == 0)
+!              {
+!                   _rl_last_c_pos += _rl_col_width (nfd, 0, temp);
+!                   if (current_line == 0 && wrap_offset &&  ((nfd - new) <= prompt_last_invisible))
+!                  {
+!                    _rl_last_c_pos -= wrap_offset;
+!                    cpos_adjusted = 1;
+!                  }
+!              }
+!               else
+!                 _rl_last_c_pos += temp;
+           }
+       }
+***************
+*** 1608,1613 ****
+--- 1622,1639 ----
+         if (temp > 0)
+           {
++            /* If nfd begins at the prompt, or before the invisible
++               characters in the prompt, we need to adjust _rl_last_c_pos
++               in a multibyte locale to account for the wrap offset and
++               set cpos_adjusted accordingly. */
+             _rl_output_some_chars (nfd, temp);
+             _rl_last_c_pos += col_temp;               /* XXX */
++            if (MB_CUR_MAX > 1 && rl_byte_oriented == 0)
++              {
++                if (current_line == 0 && wrap_offset &&  ((nfd - new) <= prompt_last_invisible))
++                  {
++                    _rl_last_c_pos -= wrap_offset;
++                    cpos_adjusted = 1;
++                  }
++              }
+           }
+         lendiff = (oe - old) - (ne - new);