Looks like we also need an explicit dep on messenger.h

diff --git a/wscript b/wscript
index 6f5380d293cea54f083d45430d20f82c3d5f7a7e..164b53fca1db6be686e930595ea908f93b354389 100644 (file)
--- a/wscript
+++ b/wscript
@@ -624,6 +624,7 @@ def build(bld):
                 'src/tools/dcpomatic_batch.cc'
         ):
             bld.add_manual_dependency(bld.path.find_node(dep), bld.path.find_node('src/lib/grok/context.h'))
+            bld.add_manual_dependency(bld.path.find_node(dep), bld.path.find_node('src/lib/grok/messenger.h'))
 
     bld.recurse('src')
     bld.recurse('graphics')