[gdl/el6] antlr needs java, does not require it on EL6

[Orion Poplawski]

commit e91f8a0dbaa96d35ad9adbbd360f8ed15baac09a
Author: Orion Poplawski <orion at cora.nwra.com>
Date:   Wed May 16 08:45:19 2012 -0600

    antlr needs java, does not require it on EL6

 gdl.spec |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/gdl.spec b/gdl.spec
index 53ffabb..fc9123c 100644
--- a/gdl.spec
+++ b/gdl.spec
@@ -31,6 +31,7 @@ BuildRequires:  antlr-C++
 BuildRequires:  antlr-tool
  %else
 BuildRequires:  antlr
+BuildRequires:  java >= 1.6.0
  %endif
 %global plplot_config %{nil}
 %else