From 9df881c11fbf62d6042f5a274a27e9f881926415 Mon Sep 17 00:00:00 2001
From: inxi-svn <inxi-svn@techpatterns.com>
Date: Fri, 27 May 2011 20:49:47 +0000
Subject: [PATCH] added in a null case check

---
 inxi | 24 +++++++++++++-----------
 1 file changed, 13 insertions(+), 11 deletions(-)

diff --git a/inxi b/inxi
index 78c484c..7240133 100755
--- a/inxi
+++ b/inxi
@@ -2874,17 +2874,19 @@ get_de_version()
 			;;
 	esac
 	
- 	version=$( gawk '
-	BEGIN {
-		IGNORECASE=1
-	}
-	/'$2'/ {
-		# sample: dwm-5.8.2, ©.. etc, why no space? who knows. Also get rid of v in number string
-		# xfce, and other, output has , in it, so dump all commas
-		gsub(/(,|dwm-|wmii-|v|V)/, "",$'$3') 
-		print $'$3'
-		exit # quit after first match prints
-	}' <<< "$version_data" )
+	if [[ -n $version_data ]];then
+		version=$( gawk '
+		BEGIN {
+			IGNORECASE=1
+		}
+		/'$2'/ {
+			# sample: dwm-5.8.2, ©.. etc, why no space? who knows. Also get rid of v in number string
+			# xfce, and other, output has , in it, so dump all commas
+			gsub(/(,|dwm-|wmii-|v|V)/, "",$'$3') 
+			print $'$3'
+			exit # quit after first match prints
+		}' <<< "$version_data" )
+	fi
 	echo $version
 }