From: fliep <fliep@ddfedd41-794f-dd11-ae45-00112f111e67>
Date: Sun, 24 May 2009 11:48:59 +0000 (+0000)
Subject: Checked for 0 window size in glk_window_move_cursor().
X-Git-Tag: v0.9~380
X-Git-Url: https://git.stderr.nl/gitweb?a=commitdiff_plain;h=37f81c7f91d33c5f4d5a181fe7e3e47d67c5ff3d;p=projects%2Fchimara%2Fchimara.git

Checked for 0 window size in glk_window_move_cursor().
---

diff --git a/libchimara/window.c b/libchimara/window.c
index 223d7a2..8b69531 100644
--- a/libchimara/window.c
+++ b/libchimara/window.c
@@ -1193,6 +1193,10 @@ glk_window_move_cursor(winid_t win, glui32 xpos, glui32 ypos)
 	VALID_WINDOW(win, return);
 	g_return_if_fail(win->type == wintype_TextGrid);
 	
+	/* Don't do anything if the window is shrunk down to nothing */
+	if(win->width == 0 || win->height == 0)
+		return;
+	
 	/* Calculate actual position if cursor is moved past the right edge */
 	if(xpos >= win->width)
 	{