diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/nvim/tui/tui.c | 16 |
1 files changed, 12 insertions, 4 deletions
diff --git a/src/nvim/tui/tui.c b/src/nvim/tui/tui.c index d4bbb8a924..5565bd1055 100644 --- a/src/nvim/tui/tui.c +++ b/src/nvim/tui/tui.c @@ -137,6 +137,7 @@ struct TUIData { int sync; } unibi_ext; char *space_buf; + size_t space_buf_len; bool stopped; int seen_error_exit; int width; @@ -1055,10 +1056,7 @@ void tui_grid_resize(TUIData *tui, Integer g, Integer width, Integer height) { UGrid *grid = &tui->grid; ugrid_resize(grid, (int)width, (int)height); - - xfree(tui->space_buf); - tui->space_buf = xmalloc((size_t)width * sizeof(*tui->space_buf)); - memset(tui->space_buf, ' ', (size_t)width); + ensure_space_buf_size(tui, (size_t)width); // resize might not always be followed by a clear before flush // so clip the invalid region @@ -1642,6 +1640,15 @@ static void invalidate(TUIData *tui, int top, int bot, int left, int right) } } +static void ensure_space_buf_size(TUIData *tui, size_t len) +{ + if (len > tui->space_buf_len) { + tui->space_buf = xrealloc(tui->space_buf, len * sizeof *tui->space_buf); + memset(tui->space_buf + tui->space_buf_len, ' ', len - tui->space_buf_len); + tui->space_buf_len = len; + } +} + /// Tries to get the user's wanted dimensions (columns and rows) for the entire /// application (i.e., the host terminal). void tui_guess_size(TUIData *tui) @@ -1678,6 +1685,7 @@ void tui_guess_size(TUIData *tui) tui->width = width; tui->height = height; + ensure_space_buf_size(tui, (size_t)tui->width); // Redraw on SIGWINCH event if size didn't change. #23411 ui_client_set_size(width, height); |