1 files changed, 8 insertions, 0 deletions

diff --git a/dht-client.cabal b/dht-client.cabal
index ad36d12a..a9e1f847 100644
--- a/dht-client.cabal
+++ b/dht-client.cabal
@@ -52,6 +52,10 @@ flag thread-debug
   description: Add instrumentation to threads.
   default: True
 
+flag xmpp
+  description: Include code for xmpp clients
+  default: True
+
 library
   default-language:    Haskell2010
   default-extensions:  PatternGuards
@@ -217,6 +221,8 @@ library
     exposed-modules: Control.Concurrent.Lifted.Instrument
                      Control.Concurrent.Async.Lifted.Instrument
     cpp-options:   -DTHREAD_DEBUG
+  if flag(xmpp)
+    cpp-options:   -DXMPP
 
   if flag(builder)
     build-depends: bytestring >= 0.9, bytestring-builder
@@ -257,5 +263,7 @@ executable dhtd
   if flag(thread-debug)
     build-depends: time
     cpp-options:   -DTHREAD_DEBUG -DRENDERFLUSH
+  if flag(xmpp)
+    cpp-options:   -DXMPP
   ghc-options:         -rtsopts  -fdefer-typed-holes -threaded