Half un-borked

test_prep

@@ -1,5 +1,9 @@
 #!/bin/bash
 
+# This script prepares a general test environment.
+# If it is invoked as $(path/to/script) the first time it is run the necessary
+# environment variable will be exported.
+
 pushd $(dirname $BASH_SOURCE) > /dev/null
 ZX_DEV_ROOT=$PWD
 popd > /dev/null
@@ -7,4 +11,4 @@ ZOMP_DIR="$ZX_DEV_ROOT/tester"
 rm -rf "$ZOMP_DIR"
 cp -r "$ZX_DEV_ROOT/zomp" "$ZOMP_DIR"
 
-echo "Done. Make sure to export \"export ZOMP_DIR=$ZOMP_DIR\" before running zx"
+echo "export ZOMP_DIR=$ZOMP_DIR"