patch 9.0.0350: :echowindow does not work in a compiled function
Problem: :echowindow does not work in a compiled function.
Solution: Handle the expression at compile time.
diff --git a/src/proto/ex_docmd.pro b/src/proto/ex_docmd.pro
index 28f4c43..f5d7a48 100644
--- a/src/proto/ex_docmd.pro
+++ b/src/proto/ex_docmd.pro
@@ -55,6 +55,7 @@
void do_sleep(long msec, int hide_cursor);
void ex_may_print(exarg_T *eap);
void ex_redraw(exarg_T *eap);
+void redraw_cmd(int clear);
int vim_mkdir_emsg(char_u *name, int prot);
FILE *open_exfile(char_u *fname, int forceit, char *mode);
void update_topline_cursor(void);
diff --git a/src/proto/popupwin.pro b/src/proto/popupwin.pro
index dcc14de..12be54f 100644
--- a/src/proto/popupwin.pro
+++ b/src/proto/popupwin.pro
@@ -67,6 +67,8 @@
void popup_show_message_win(void);
int popup_message_win_visible(void);
void popup_hide_message_win(void);
+void start_echowindow(void);
+void end_echowindow(void);
int popup_win_closed(win_T *win);
void popup_set_title(win_T *wp);
void popup_update_preview_title(void);