Patch 8.2.0274

[Bram Moolenaar]

Patch 8.2.0274
Problem: Hang with combination of feedkeys(), Ex mode and :global.
(Yegappan Lakshmanan)
Solution: Add the pending_exmode_active flag.
Files: src/ex_docmd.c, src/globals.h, src/getchar.c,
src/testdir/test_ex_mode.vim


*** ../vim-8.2.0273/src/ex_docmd.c 2020-02-16 16:18:45.657781422 +0100
--- src/ex_docmd.c 2020-02-18 21:31:14.194639070 +0100
***************
*** 6185,6193 ****
--- 6185,6195 ----
hold_gui_events = 0;
#endif
must_redraw = CLEAR;
+ pending_exmode_active = TRUE;

main_loop(FALSE, TRUE);

+ pending_exmode_active = FALSE;
RedrawingDisabled = rd;
no_wait_return = nwr;
msg_scroll = ms;
*** ../vim-8.2.0273/src/globals.h 2020-02-12 22:25:22.209551039 +0100
--- src/globals.h 2020-02-18 21:32:26.646425717 +0100
***************
*** 1028,1033 ****
--- 1028,1037 ----
* Ex mode (Q) state
*/
EXTERN int exmode_active INIT(= 0); // zero, EXMODE_NORMAL or EXMODE_VIM
+
+ // Flag set when main_loop() should exit when entering Ex mode.
+ EXTERN int pending_exmode_active INIT(= FALSE);
+
EXTERN int ex_no_reprint INIT(= FALSE); // no need to print after z or p

EXTERN int reg_recording INIT(= 0); // register for recording or zero
*** ../vim-8.2.0273/src/getchar.c 2020-01-26 21:59:25.624718145 +0100
--- src/getchar.c 2020-02-18 21:05:43.773290269 +0100
***************
*** 3041,3046 ****
--- 3041,3050 ----
#ifdef FEAT_CMDWIN
tc = c;
#endif
+ // return from main_loop()
+ if (pending_exmode_active)
+ exmode_active = EXMODE_NORMAL;
+
break;
}

*** ../vim-8.2.0273/src/testdir/test_ex_mode.vim 2020-02-17 21:33:26.266098800 +0100
--- src/testdir/test_ex_mode.vim 2020-02-18 21:29:26.210962730 +0100
***************
*** 111,114 ****
--- 111,122 ----
close!
endfunc

+ func Test_Ex_feedkeys()
+ " this doesn't do anything useful, just check it doesn't hang
+ new
+ call setline(1, ["foo"])
+ call feedkeys("Qg/foo/visual\<CR>", "xt")
+ bwipe!
+ endfunc
+
" vim: shiftwidth=2 sts=2 expandtab
*** ../vim-8.2.0273/src/version.c 2020-02-17 22:53:11.489034456 +0100
--- src/version.c 2020-02-18 21:05:52.621270971 +0100
***************
*** 740,741 ****
--- 740,743 ----
{ /* Add new patch number below this line */
+ /**/
+ 274,
/**/

--
From "know your smileys":
...---... SOS

/// Bram Moolenaar -- Br...@Moolenaar.net -- http://www.Moolenaar.net \\\
/// sponsor Vim, vote for features -- http://www.Vim.org/sponsor/ \\\
\\\ an exciting new programming language -- http://www.Zimbu.org ///
\\\ help me help AIDS victims -- http://ICCF-Holland.org ///