1 files changed, 0 insertions, 105 deletions
diff --git a/build2/rule.hxx b/build2/rule.hxx
deleted file mode 100644
index a9bc178..0000000
--- a/build2/rule.hxx
+++ /dev/null
@@ -1,105 +0,0 @@
-// file      : build2/rule.hxx -*- C++ -*-
-// copyright : Copyright (c) 2014-2019 Code Synthesis Ltd
-// license   : MIT; see accompanying LICENSE file
-
-#ifndef BUILD2_RULE_HXX
-#define BUILD2_RULE_HXX
-
-#include <build2/types.hxx>
-#include <build2/utility.hxx>
-
-#include <build2/action.hxx>
-#include <build2/target.hxx>
-
-namespace build2
-{
-  // Once a rule is registered (for a scope), it is treated as immutable. If
-  // you need to modify some state (e.g., counters or some such), then make
-  // sure it is MT-safe.
-  //
-  // Note: match() is only called once but may not be followed by apply().
-  //
-  class rule
-  {
-  public:
-    virtual bool
-    match (action, target&, const string& hint) const = 0;
-
-    virtual recipe
-    apply (action, target&) const = 0;
-  };
-
-  // Fallback rule that only matches if the file exists. It will also match
-  // an mtime_target provided it has a set timestamp.
-  //
-  class file_rule: public rule
-  {
-  public:
-    virtual bool
-    match (action, target&, const string&) const override;
-
-    virtual recipe
-    apply (action, target&) const override;
-
-    file_rule () {}
-    static const file_rule instance;
-  };
-
-  class alias_rule: public rule
-  {
-  public:
-    virtual bool
-    match (action, target&, const string&) const override;
-
-    virtual recipe
-    apply (action, target&) const override;
-
-    alias_rule () {}
-    static const alias_rule instance;
-  };
-
-  // Note that this rule ignores the dry_run flag; see mkdir() in filesystem
-  // for the rationale.
-  //
-  class fsdir_rule: public rule
-  {
-  public:
-    virtual bool
-    match (action, target&, const string&) const override;
-
-    virtual recipe
-    apply (action, target&) const override;
-
-    static target_state
-    perform_update (action, const target&);
-
-    static target_state
-    perform_clean (action, const target&);
-
-    // Sometimes, as an optimization, we want to emulate execute_direct()
-    // of fsdir{} without the overhead of switching to the execute phase.
-    //
-    static void
-    perform_update_direct (action, const target&);
-
-    fsdir_rule () {}
-    static const fsdir_rule instance;
-  };
-
-  // Fallback rule that always matches and does nothing.
-  //
-  class noop_rule: public rule
-  {
-  public:
-    virtual bool
-    match (action, target&, const string&) const override;
-
-    virtual recipe
-    apply (action, target&) const override;
-
-    noop_rule () {}
-    static const noop_rule instance;
-  };
-}
-
-#endif // BUILD2_RULE_HXX