added in a null case check

2024-11-17 00:31:19 +00:00 · 2011-05-27 20:49:47 +00:00 · 2011-05-27 20:49:47 +00:00 · 9df881c11f
parent 8561e00ca9
commit 9df881c11f
1 changed files with 13 additions and 11 deletions
--- a/2
+++ b/2
@ -2874,6 +2874,7 @@ get_de_version()
 			;;
 	esac
 	
+	if [[ -n $version_data ]];then
 		version=$( gawk '
 		BEGIN {
 			IGNORECASE=1
@ -2885,6 +2886,7 @@ get_de_version()
 			print $'$3'
 			exit # quit after first match prints
 		}' <<< "$version_data" )
+	fi
 	echo $version
 }