patch 8.1.1425: win_execute() does not set window pointers properly commit https://github.com/vim/vim/commit/89adc3a1371d211f7766f3dbc0975ecb2f862327 Author: Bram Moolenaar <Bram@vim.org> Date: Thu May 30 17:29:40 2019 +0200 patch 8.1.1425: win_execute() does not set window pointers properly Problem: Win_execute() does not set window pointers properly. Solution: Use switch_win_noblock(). Also execute autocommands in a popup window.

/* beval.c */
int get_beval_info(BalloonEval *beval, int getword, win_T **winp, linenr_T *lnump, char_u **textp, int *colp);
void post_balloon(BalloonEval *beval, char_u *mesg, list_T *list);
int can_use_beval(void);
void general_beval_cb(BalloonEval *beval, int state);
/* vim: set ft=c : */