Mark env_shell as unowned

The Environment.get_variable() method returns an unowned value. Make
sure to mark it as such in our code. Whilst we're here, add a missing
space to the subsequent if branch.

1 files changed, 2 insertions, 2 deletions

diff --git a/utils.vala b/utils.vala
index 0c5bd35..715e0b8 100644
--- a/utils.vala
+++ b/utils.vala
@@ -1,7 +1,7 @@
 class Utils {
 	public static string get_shell() {
-		var env_shell = Environment.get_variable("SHELL");
-		if (env_shell != null && env_shell.length > 0){
+		unowned var env_shell = Environment.get_variable("SHELL");
+		if (env_shell != null && env_shell.length > 0) {
 			return env_shell;
 		}