diff options
Diffstat (limited to 'build2/rule')
-rw-r--r-- | build2/rule | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/build2/rule b/build2/rule index 03e4bf2..6d4a580 100644 --- a/build2/rule +++ b/build2/rule @@ -13,6 +13,9 @@ namespace build2 { + // @@ This is an ugly mess that is overdue for redesign. Perhaps + // something similar to variable value storage? + // class match_result { public: @@ -56,6 +59,14 @@ namespace build2 { return target != nullptr || prerequisite != nullptr; } + + template <typename T> + T& + as_target () const + { + return static_cast<T&> ( + target != nullptr ? *target : *prerequisite->target); + } }; class rule |