(change_frame_size): Keep cursor coords in range.

986e61b8 · Richard M. Stallman · 38ab08d1 · 986e61b8
Commit 986e61b8 authored May 23, 1994 by Richard M. Stallman
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src/dispnew.c src/dispnew.c +6 -1

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--- a/src/dispnew.c
+++ b/src/dispnew.c
@@ -2025,7 +2025,12 @@ change_frame_size (frame, newheight, newwidth, pretend, delay)

  FRAME_HEIGHT (frame) = newheight;
  FRAME_WIDTH (frame)  = newwidth;
-	
+
+  if (FRAME_CURSOR_X (frame) >= FRAME_WIDTH (frame))
+    FRAME_CURSOR_X (frame) = FRAME_WIDTH (frame) - 1;
+  if (FRAME_CURSOR_Y (frame) >= FRAME_HEIGHT (frame))
+    FRAME_CURSOR_Y (frame) = FRAME_HEIGHT (frame) - 1;
+
  remake_frame_glyphs (frame);
  calculate_costs (frame);
 }