Add support for sourcing/including buildfiles, print, dir{} alias

1 files changed, 16 insertions, 1 deletions

diff --git a/build/rule b/build/rule
index 325204f..378ed9b 100644
--- a/build/rule
+++ b/build/rule
@@ -31,7 +31,22 @@ namespace build
 
   extern rule_map rules;
 
-  class default_path_rule: public rule
+  // Fallback rule that check that the path exists.
+  //
+  class path_rule: public rule
+  {
+  public:
+    virtual void*
+    match (target&, const std::string& hint) const;
+
+    virtual recipe
+    select (target&, void*) const;
+
+    static target_state
+    update (target&);
+  };
+
+  class dir_rule: public rule
   {
   public:
     virtual void*