1 files changed, 8 insertions, 0 deletions
diff --git a/lib/byteback/util.rb b/lib/byteback/util.rb
index 9a993d6..d70888b 100644
--- a/lib/byteback/util.rb
+++ b/lib/byteback/util.rb
@@ -66,5 +66,13 @@ module Byteback
       pid2, status = Process.waitpid2(pid, 0)
       status.exitstatus
     end
+
+    def btrfs_bin
+      %w(/bin/btrfs /sbin/btrfs).each do |path|
+        return path if File.executable?(path)
+      end
+      raise Errno::ENOENT, 'btrfs'
+    end
+
   end
 end