lib-src/csp/logicalterm.cc

   1 //////////////////////////////////////////////////////////////////////////////
   2 // NOTICE:
   3 //
   4 // ADLib, Prop and their related set of tools and documentation are in the
   5 // public domain.   The author(s) of this software reserve no copyrights on
   6 // the source code and any code generated using the tools.  You are encouraged
   7 // to use ADLib and Prop to develop software, in both academic and commercial
   8 // settings, and are welcomed to incorporate any part of ADLib and Prop into
   9 // your programs.
  10 //
  11 // Although you are under no obligation to do so, we strongly recommend that
  12 // you give away all software developed using our tools.
  13 //
  14 // We also ask that credit be given to us when ADLib and/or Prop are used in
  15 // your programs, and that this notice be preserved intact in all the source
  16 // code.
  17 //
  18 // This software is still under development and we welcome(read crave for)
  19 // any suggestions and help from the users.
  20 //
  21 // Allen Leung (leunga@valis.cs.nyu.edu)
  22 // 1994-1996
  23 //////////////////////////////////////////////////////////////////////////////
  24
  25 #include <iostream>
  26 #include <stdlib.h>
  27 #include <AD/csp/trail.h>
  28 #include <AD/csp/logicalterm.h>
  29
  30 void LogicalTerm::uninstantiate ()
  31   { std::cerr << "LogicalTerm::uninstantiated () is undefined\n"; exit(1); }
  32 Bool LogicalTerm::is_instantiable () const
  33   { std::cerr << "LogicalTerm::is_instantiable () is undefined\n"; exit(1);
  34     return false; }
  35 Bool LogicalTerm::is_instantiated () const
  36   { std::cerr << "LogicalTerm::is_instantiated () is undefined\n"; exit(1);
  37     return false;
  38   }