From dae2868d1227b95fd076fb4a5efa6256c7245943 Mon Sep 17 00:00:00 2001
From: nicm <nicm>
Date: Thu, 27 Jun 2019 15:17:41 +0000
Subject: Add support for underscore colours with Setulc capability, mostly
 from Kai Moschcau.

---
 grid.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

(limited to 'grid.c')

diff --git a/grid.c b/grid.c
index d185f364..cddb5871 100644
--- a/grid.c
+++ b/grid.c
@@ -37,12 +37,12 @@
 
 /* Default grid cell data. */
 const struct grid_cell grid_default_cell = {
-	0, 0, 8, 8, { { ' ' }, 0, 1, 1 }
+	0, 0, 8, 8, 0, { { ' ' }, 0, 1, 1 }
 };
 
 /* Cleared grid cell data. */
 const struct grid_cell grid_cleared_cell = {
-	GRID_FLAG_CLEARED, 0, 8, 8, { { ' ' }, 0, 1, 1 }
+	GRID_FLAG_CLEARED, 0, 8, 8, 0, { { ' ' }, 0, 1, 1 }
 };
 static const struct grid_cell_entry grid_cleared_entry = {
 	GRID_FLAG_CLEARED, { .data = { 0, 8, 8, ' ' } }
@@ -82,6 +82,8 @@ grid_need_extended_cell(const struct grid_cell_entry *gce,
 		return (1);
 	if ((gc->fg & COLOUR_FLAG_RGB) || (gc->bg & COLOUR_FLAG_RGB))
 		return (1);
+	if (gc->us != 0) /* only supports 256 or RGB */
+		return (1);
 	return (0);
 }
 
-- 
cgit