1 files changed, 68 insertions, 0 deletions
diff --git a/src/include/expr_manager.h b/src/include/expr_manager.h
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+/*********************                                           -*- C++ -*-  */
+/** expr_manager.h
+ ** This file is part of the CVC4 prototype.
+ **
+ ** The Analysis of Computer Systems Group (ACSys)
+ ** Courant Institute of Mathematical Sciences
+ ** New York University
+ **/
+
+#ifndef __CVC4_EXPR_MANAGER_H
+#define __CVC4_EXPR_MANAGER_H
+
+namespace CVC4 {
+
+class ExprManager {
+  static __thread ExprManager* current;
+
+public:
+  static ExprManager* currentEM() { return d_current; }
+
+  // general expression-builders
+  Expr build(Kind kind);
+  Expr build(Kind kind, Expr child1);
+  Expr build(Kind kind, Expr child1, Expr child2);
+  Expr build(Kind kind, Expr child1, Expr child2, Expr child3);
+  Expr build(Kind kind, Expr child1, Expr child2, Expr child3, Expr child4);
+  Expr build(Kind kind, Expr child1, Expr child2, Expr child3, Expr child4, Expr child5);
+  Expr build(Kind kind, Expr child1, Expr child2, Expr child3, Expr child4, Expr child5, Expr child6);
+  Expr build(Kind kind, Expr child1, Expr child2, Expr child3, Expr child4, Expr child5, Expr child6, Expr child7);
+  Expr build(Kind kind, Expr child1, Expr child2, Expr child3, Expr child4, Expr child5, Expr child6, Expr child7, Expr child8);
+  Expr build(Kind kind, Expr child1, Expr child2, Expr child3, Expr child4, Expr child5, Expr child6, Expr child7, Expr child8, Expr child9);
+  Expr build(Kind kind, Expr child1, Expr child2, Expr child3, Expr child4, Expr child5, Expr child6, Expr child7, Expr child8, Expr child9, Expr child10);
+  // N-ary version
+  Expr build(Kind kind, vector<Expr> children);
+
+  // these use the current EM
+  static Expr build(Kind kind)
+  { currentEM()->build(kind); }
+  static Expr build(Kind kind, Expr child1);
+  { currentEM()->build(kind, child1); }
+  static Expr build(Kind kind, Expr child1, Expr child2);
+  { currentEM()->build(kind, child1, child2); }
+  static Expr build(Kind kind, Expr child1, Expr child2, Expr child3);
+  { currentEM()->build(kind, child1, child2, child3); }
+  static Expr build(Kind kind, Expr child1, Expr child2, Expr child3, Expr child4);
+  { currentEM()->build(kind, child1, child2, child3, child4); }
+  static Expr build(Kind kind, Expr child1, Expr child2, Expr child3, Expr child4, Expr child5);
+  { currentEM()->build(kind, child1, child2, child3, child4, child5); }
+  static Expr build(Kind kind, Expr child1, Expr child2, Expr child3, Expr child4, Expr child5, Expr child6);
+  { currentEM()->build(kind, child1, child2, child3, child4, child5, child6); }
+  static Expr build(Kind kind, Expr child1, Expr child2, Expr child3, Expr child4, Expr child5, Expr child6, Expr child7);
+  { currentEM()->build(kind, child1, child2, child3, child4, child5, child6, child7); }
+  static Expr build(Kind kind, Expr child1, Expr child2, Expr child3, Expr child4, Expr child5, Expr child6, Expr child7, Expr child8);
+  { currentEM()->build(kind, child1, child2, child3, child4, child5, child6, child7, child8); }
+  static Expr build(Kind kind, Expr child1, Expr child2, Expr child3, Expr child4, Expr child5, Expr child6, Expr child7, Expr child8, Expr child9);
+  { currentEM()->build(kind, child1, child2, child3, child4, child5, child6, child7, child8, child9); }
+  static Expr build(Kind kind, Expr child1, Expr child2, Expr child3, Expr child4, Expr child5, Expr child6, Expr child7, Expr child8, Expr child9, Expr child10);
+  { currentEM()->build(kind, child1, child2, child3, child4, child5, child6, child7, child8, child9, child10); }
+  // N-ary version
+  static Expr build(Kind kind, vector<Expr> children)
+  { currentEM()->build(kind, children); }
+
+  // do we want a varargs one?  perhaps not..
+};
+
+} /* CVC4 namespace */
+
+#endif /* __CVC4_EXPR_MANAGER_H */