1 files changed, 56 insertions, 0 deletions
diff --git a/libbuild2/rule-adhoc-buildscript.hxx b/libbuild2/rule-adhoc-buildscript.hxx
new file mode 100644
index 0000000..5f10ef4
--- /dev/null
+++ b/libbuild2/rule-adhoc-buildscript.hxx
@@ -0,0 +1,56 @@
+// file      : libbuild2/rule-adhoc-buildscript.hxx -*- C++ -*-
+// license   : MIT; see accompanying LICENSE file
+
+#ifndef LIBBUILD2_RULE_ADHOC_BUILDSCRIPT_HXX
+#define LIBBUILD2_RULE_ADHOC_BUILDSCRIPT_HXX
+
+#include <libbuild2/types.hxx>
+#include <libbuild2/forward.hxx>
+#include <libbuild2/utility.hxx>
+
+#include <libbuild2/rule.hxx>
+
+#include <libbuild2/build/script/script.hxx>
+
+namespace build2
+{
+  // Ad hoc buildscript rule.
+  //
+  // Note: not exported and should not be used directly (i.e., registered).
+  //
+  class adhoc_buildscript_rule: public adhoc_rule
+  {
+  public:
+    virtual bool
+    match (action, target&, const string&, optional<action>) const override;
+
+    virtual recipe
+    apply (action, target&) const override;
+
+    target_state
+    perform_update_file (action, const target&) const;
+
+    target_state
+    default_action (action, const target&) const;
+
+    adhoc_buildscript_rule (const location& l, size_t b)
+        : adhoc_rule ("<ad hoc buildscript recipe>", l, b) {}
+
+    virtual bool
+    recipe_text (context&, const target&, string&&, attributes&) override;
+
+    virtual void
+    dump_attributes (ostream&) const override;
+
+    virtual void
+    dump_text (ostream&, string&) const override;
+
+  public:
+    using script_type = build::script::script;
+
+    script_type script;
+    string      checksum; // Script text hash.
+  };
+}
+
+#endif // LIBBUILD2_RULE_ADHOC_BUILDSCRIPT_HXX