Fallback to loading outer buildfile if there isn't one in src_base

This covers the case where the target is defined in the outer buildfile which
is common with non-intrusive project conversions where everything is built
from a single root buildfile.

2 files changed, 4 insertions, 2 deletions

diff --git a/build2/config/operation.cxx b/build2/config/operation.cxx
index 0d256a6..1dc51b6 100644
--- a/build2/config/operation.cxx
+++ b/build2/config/operation.cxx
@@ -471,6 +471,7 @@ namespace build2
     configure_search (const values& params,
                       const scope& root,
                       const scope& base,
+                      const path& bf,
                       const target_key& tk,
                       const location& l,
                       action_targets& ts)
@@ -483,7 +484,7 @@ namespace build2
         ts.push_back (&root);
       }
       else
-        search (params, root, base, tk, l, ts); // Normal search.
+        search (params, root, base, bf, tk, l, ts); // Normal search.
     }
 
     static void
@@ -751,6 +752,7 @@ namespace build2
     disfigure_search (const values&,
                       const scope& root,
                       const scope&,
+                      const path&,
                       const target_key&,
                       const location&,
                       action_targets& ts)
diff --git a/build2/config/utility.cxx b/build2/config/utility.cxx
index 976e46f..005be41 100644
--- a/build2/config/utility.cxx
+++ b/build2/config/utility.cxx
@@ -281,7 +281,7 @@ namespace build2
       //
       if (buildfile)
       {
-        path f (d / "buildfile");
+        path f (d / buildfile_file);
 
         if (verb >= verbosity)
           text << (verb >= 2 ? "cat >" : "save ") << f;