* Refactorings.

src/normalise.hh

@@ -0,0 +1,25 @@
+#ifndef __NORMALISE_H
+#define __NORMALISE_H
+
+#include "fstate.hh"
+
+
+/* Normalise an fstate-expression, that is, return an equivalent
+   Slice. */
+Slice normaliseFState(FSId id);
+
+/* Realise a Slice in the file system. */
+void realiseSlice(const Slice & slice);
+
+/* Get the list of root (output) paths of the given
+   fstate-expression. */
+Strings fstatePaths(const FSId & id, bool normalise);
+
+/* Get the list of paths referenced by the given fstate-expression. */
+StringSet fstateRefs(const FSId & id);
+
+/* Register a successor. */
+void registerSuccessor(const FSId & id1, const FSId & id2);
+
+
+#endif /* !__NORMALISE_H */