[tor-commits] [tor/master] Make check_subsystem_order work in distcheck builds.

[teor at torproject.org]

commit d3db84c1e7792e75f75d3fcbf66ba1bbd7617aa9
Author: Nick Mathewson <nickm at torproject.org>
Date:   Sat Apr 4 11:31:30 2020 -0400

    Make check_subsystem_order work in distcheck builds.
---
 scripts/maint/practracker/includes.py | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/scripts/maint/practracker/includes.py b/scripts/maint/practracker/includes.py
index e08fd0d70..ff465bde6 100755
--- a/scripts/maint/practracker/includes.py
+++ b/scripts/maint/practracker/includes.py
@@ -270,6 +270,11 @@ def open_or_stdin(fname):
         return open(fname)
 
 def check_subsys_file(fname, uses_dirs):
+    if not uses_dirs:
+        # We're doing a distcheck build, or for some other reason there are
+        # no .may_include files.
+        return False
+
     uses_dirs = { normalize_srcdir(k) : { normalize_srcdir(d) for d in v }
                   for (k,v) in uses_dirs.items() }
     uses_closure = closure(uses_dirs)