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vim-patch:8.0.1100: stuck in redraw loop when 'lazyredraw' is set

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Problem:    Stuck in redraw loop when 'lazyredraw' is set.
Solution:   Don't loop on update_screen() when not redrawing. (Yasuhiro
            Matsumoto, closes vim/vim#2082)
072412ed45
This commit is contained in:
Jan Edmund Lazo
2019-06-26 21:43:57 -04:00
parent 58cf81914d
commit 2b400daca3
1 changed files with 7 additions and 5 deletions
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12
src/nvim/screen.c
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@@ -269,14 +269,14 @@ void update_curbuf(int type)
/// and redraw_all_later() to mark parts of the screen as needing a redraw. /// and redraw_all_later() to mark parts of the screen as needing a redraw.
/// ///
/// @param type set to a NOT_VALID to force redraw of entire screen /// @param type set to a NOT_VALID to force redraw of entire screen
void update_screen(int type) int update_screen(int type)
{ {
static int did_intro = FALSE; static int did_intro = FALSE;
int did_one; int did_one;
// Don't do anything if the screen structures are (not yet) valid. // Don't do anything if the screen structures are (not yet) valid.
if (!default_grid.chars) { if (!default_grid.chars) {
return; return FAIL;
} }
if (must_redraw) { if (must_redraw) {
@@ -299,9 +299,10 @@ void update_screen(int type)
if (!redrawing() || updating_screen) { if (!redrawing() || updating_screen) {
redraw_later(type); /* remember type for next time */ redraw_later(type); /* remember type for next time */
must_redraw = type; must_redraw = type;
if (type > INVERTED_ALL) if (type > INVERTED_ALL) {
curwin->w_lines_valid = 0; /* don't use w_lines[].wl_size now */ curwin->w_lines_valid = 0; // don't use w_lines[].wl_size now
return; }
return FAIL;
} }
updating_screen = TRUE; updating_screen = TRUE;
@@ -511,6 +512,7 @@ void update_screen(int type)
// either cmdline is cleared, not drawn or mode is last drawn // either cmdline is cleared, not drawn or mode is last drawn
cmdline_was_last_drawn = false; cmdline_was_last_drawn = false;
return OK;
} }
/* /*