Patch 9.0.0066
Problem:    Switching window uneccarily when getting buffer options.
Solution:   Do not switch window when getting buffer options. (closes #10767)
Files:      src/evalvars.c


*** ../vim-9.0.0065/src/evalvars.c      2022-06-29 12:54:48.064572066 +0100
--- src/evalvars.c      2022-07-25 12:24:36.948648256 +0100
***************
*** 4098,4103 ****
--- 4098,4104 ----
      int               done = FALSE;
      switchwin_T       switchwin;
      int               need_switch_win;
+     int               do_change_curbuf = buf != NULL && htname == 'b';
  
      ++emsg_off;
  
***************
*** 4112,4118 ****
        // autocommands get blocked.
        // If we have a buffer reference avoid the switching, we're saving and
        // restoring curbuf directly.
!       need_switch_win = !(tp == curtab && win == curwin) || (buf != NULL);
        if (!need_switch_win || switch_win(&switchwin, win, tp, TRUE) == OK)
        {
            // Handle options. There are no tab-local options.
--- 4113,4119 ----
        // autocommands get blocked.
        // If we have a buffer reference avoid the switching, we're saving and
        // restoring curbuf directly.
!       need_switch_win = !(tp == curtab && win == curwin) && !do_change_curbuf;
        if (!need_switch_win || switch_win(&switchwin, win, tp, TRUE) == OK)
        {
            // Handle options. There are no tab-local options.
***************
*** 4121,4132 ****
                buf_T   *save_curbuf = curbuf;
  
                // Change curbuf so the option is read from the correct buffer.
!               if (buf != NULL && htname == 'b')
                    curbuf = buf;
  
                if (varname[1] == NUL)
                {
!                   // get all window-local options in a dict
                    dict_T      *opts = get_winbuf_options(htname == 'b');
  
                    if (opts != NULL)
--- 4122,4133 ----
                buf_T   *save_curbuf = curbuf;
  
                // Change curbuf so the option is read from the correct buffer.
!               if (do_change_curbuf)
                    curbuf = buf;
  
                if (varname[1] == NUL)
                {
!                   // get all window-local or buffer-local options in a dict
                    dict_T      *opts = get_winbuf_options(htname == 'b');
  
                    if (opts != NULL)
*** ../vim-9.0.0065/src/version.c       2022-07-24 20:47:56.222680114 +0100
--- src/version.c       2022-07-25 12:25:49.500588559 +0100
***************
*** 737,738 ****
--- 737,740 ----
  {   /* Add new patch number below this line */
+ /**/
+     66,
  /**/

-- 
Two percent of zero is almost nothing.

 /// Bram Moolenaar -- [email protected] -- http://www.Moolenaar.net   \\\
///                                                                      \\\
\\\        sponsor Vim, vote for features -- http://www.Vim.org/sponsor/ ///
 \\\            help me help AIDS victims -- http://ICCF-Holland.org    ///

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