waf: give a better error on a bad grouping library

give a clear error on an unknown dependency in a grouping library

Pair-Programmed-With: Andrew Bartlett <abartlet@samba.org>

diff --git a/buildtools/wafsamba/samba_deps.py b/buildtools/wafsamba/samba_deps.py
index 8dc1350c73250c3ec2c77977f29149185169f38a..71b5ef6befb067c6f47991d872cd053b2b4650e1 100644 (file)
--- a/buildtools/wafsamba/samba_deps.py
+++ b/buildtools/wafsamba/samba_deps.py
@@ -405,6 +405,7 @@ def replace_grouping_libraries(bld, tgt_list):
         if not getattr(t, 'grouping_library', False):
             continue
         for dep in t.samba_deps_extended:
+            bld.ASSERT(dep in targets, "grouping library target %s not declared in %s" % (dep, t.sname))
             if targets[dep] == 'SUBSYSTEM':
                 grouping[dep] = t.sname