1 files changed, 14 insertions, 3 deletions
diff --git a/libbe/arch.py b/libbe/arch.py
index 6cc3dbb..b1b88fd 100644
--- a/libbe/arch.py
+++ b/libbe/arch.py
@@ -1,15 +1,26 @@
 from popen2 import Popen4
 import os
+import config
+client = config.get_val("arch_client")
+if client is None:
+    client = "tla"
+    config.set_val("arch_client", client)
 
 def invoke(args):
     q=Popen4(args)
     output = q.fromchild.read()
     status = q.wait()
     if os.WIFEXITED(status):
-        return (os.WEXITSTATUS(status))
+        return os.WEXITSTATUS(status)
+    raise Exception("Command failed")
+
+def invoke_client(*args, **kwargs):
+    status = invoke((client,) + args)
+    if status not in (0,):
+        raise Exception("Command failed")
 
 def add_id(filename):
-    return invoke(("tla", "add-id", filename))
+    invoke_client("add-id", filename)
 
 def delete_id(filename):
-    return invoke(("tla", "delete-id", filename))
+    invoke_client("delete-id", filename)