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-rw-r--r--build2/variable.ixx12
1 files changed, 12 insertions, 0 deletions
diff --git a/build2/variable.ixx b/build2/variable.ixx
index a92ef3c..559151b 100644
--- a/build2/variable.ixx
+++ b/build2/variable.ixx
@@ -641,6 +641,18 @@ namespace build2
new (&v.data_) project_name (move (x));
}
+ inline name value_traits<project_name>::
+ reverse (const project_name& x)
+ {
+ // Make work for the special unnamed subproject representation (see
+ // find_subprojects() in file.cxx for details).
+ //
+ const string& s (x.string ());
+ return name (s.empty () || path::traits_type::is_separator (s.back ())
+ ? empty_string
+ : s);
+ }
+
// vector<T> value
//
template <typename T>