diff --git a/functions.sh b/functions.sh
old mode 100644
new mode 100755
index 28b713d..4d4a9ea
--- a/functions.sh
+++ b/functions.sh
@@ -45,12 +45,14 @@ function fileNumLines {
 	
 
 #ok if given program returns given code
-# arg1: program to run
-# arg2: expected return code (default 0)
+# arg1: chroot
+# arg2: program to run
+# arg2: expected return code 
 function exitCodeOk {
-   program=$1
-   code=${2:=0}
-   $program &> /dev/null
+	chroot=$1
+   program=$2
+   code=${3}
+	chroot ${chroot} bash -c "$program" &> /dev/null
    if [ $? -eq $code ] ; then echo -ne "1;" ; else echo -ne "0;" ; fi
 }