fixed "rc" functionality

4-ShellP2/bats/student_test.sh

@@ -12,3 +12,12 @@ EOF
     # Assertions
     [ "$status" -eq 0 ]
 }
+
+@test "Change directory to bats" {
+	run ./dsh <<EOF
+cd bats
+EOF
+	[ "$stripped_output" = "$expected_output" ]
+
+	[ "$status" -eq 0]
+}

4-ShellP2/dshlib.c

@@ -197,7 +197,7 @@ int exec_local_cmd_loop()
 
         if (strcmp(cmd_buff, "rc") == 0) {
         	printf("%d\n", rc);
-			if ((rc = clear_cmd_buff(cmd)) != OK_EXIT) exit(rc);
+			//if ((rc = clear_cmd_buff(cmd)) != OK_EXIT) exit(rc);
 			continue;
 		}