From: Torsten Dreyer <Torsten@t3r.de>
Date: Tue, 24 Aug 2010 18:32:41 +0000 (+0200)
Subject: Don't segfault on missing boundary table
X-Git-Url: https://git.mxchange.org/?a=commitdiff_plain;h=0d6329e3e734c420cc3f7c35232afad47efd4648;p=flightgear.git

Don't segfault on missing boundary table
---

diff --git a/src/Environment/environment_ctrl.cxx b/src/Environment/environment_ctrl.cxx
index 74f1d82ea..0cc434e69 100644
--- a/src/Environment/environment_ctrl.cxx
+++ b/src/Environment/environment_ctrl.cxx
@@ -135,7 +135,9 @@ FGInterpolateEnvironmentCtrl::init ()
 	read_table( boundary_n, _boundary_table);
 	// pass in a pointer to the environment of the last bondary layer as
 	// a starting point
-	read_table( aloft_n, _aloft_table, &(*(_boundary_table.end()-1))->environment);
+	read_table( aloft_n, _aloft_table, 
+		_boundary_table.size() > 0 ?  
+		&(*(_boundary_table.end()-1))->environment : NULL );
 }
 
 void