Patch 9.0.0789
Problem: Dummy buffer ends up in a window.
Solution: Disallow navigating to a dummy buffer.
Files: src/buffer.c, src/testdir/test_autocmd.vim
*** ../vim-9.0.0788/src/buffer.c 2022-10-15 16:04:43.994187227 +0100
--- src/buffer.c 2022-10-18 17:03:57.283137177 +0100
***************
*** 1351,1356 ****
--- 1351,1363 ----
if ((flags & DOBUF_NOPOPUP) && bt_popup(buf) && !bt_terminal(buf))
return OK;
#endif
+ if ((action == DOBUF_GOTO || action == DOBUF_SPLIT)
+ && (buf->b_flags & BF_DUMMY))
+ {
+ // disallow navigating to the dummy buffer
+ semsg(_(e_buffer_nr_does_not_exist), count);
+ return FAIL;
+ }
#ifdef FEAT_GUI
need_mouse_correct = TRUE;
*** ../vim-9.0.0788/src/testdir/test_autocmd.vim 2022-10-18
15:10:07.541220976 +0100
--- src/testdir/test_autocmd.vim 2022-10-18 17:02:42.122865146 +0100
***************
*** 3857,3860 ****
--- 3857,3880 ----
call assert_true(autocmd_delete([test_null_dict()]))
endfunc
+ func Test_autocmd_split_dummy()
+ " Autocommand trying to split a window containing a dummy buffer.
+ auto BufReadPre * exe "sbuf " .. expand("<abuf>")
+ " Avoid the "W11" prompt
+ au FileChangedShell * let v:fcs_choice = 'reload'
+ func Xautocmd_changelist()
+ cal writefile(['Xtestfile2:4:4'], 'Xerr')
+ edit Xerr
+ lex 'Xtestfile2:4:4'
+ endfunc
+ call Xautocmd_changelist()
+ call assert_fails('call Xautocmd_changelist()', 'E86:')
+
+ au! BufReadPre
+ au! FileChangedShell
+ delfunc Xautocmd_changelist
+ bwipe! Xerr
+ call delete('Xerr')
+ endfunc
+
" vim: shiftwidth=2 sts=2 expandtab
*** ../vim-9.0.0788/src/version.c 2022-10-18 15:10:07.541220976 +0100
--- src/version.c 2022-10-18 17:04:20.951485418 +0100
***************
*** 697,698 ****
--- 697,700 ----
{ /* Add new patch number below this line */
+ /**/
+ 789,
/**/
--
SIGIRO -- irony detected (iron core dumped)
/// 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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