AST.C

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/*
 * See the dyninst/COPYRIGHT file for copyright information.
 * 
 * We provide the Paradyn Tools (below described as "Paradyn")
 * on an AS IS basis, and do not warrant its validity or performance.
 * We reserve the right to update, modify, or discontinue this
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 * updates or modifications or any other form of support to you.
 * 
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 * other person or entity with proprietary rights in Paradyn) are
 * under no obligation to provide either maintenance services,
 * update services, notices of latent defects, or correction of
 * defects for Paradyn.
 * 
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
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 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 * 
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 */

#include "DynAST.h"

#include "../../common/h/singleton_object_pool.h"

using namespace Dyninst; 

AST::Ptr AST::substitute(AST::Ptr in, AST::Ptr a, AST::Ptr b) {
  if (!in) return in;

  if (*in == *a)
    return b;

  Children newKids;
  for (unsigned i = 0; i < in->numChildren(); ++i) {
    in->setChild(i, substitute(in->child(i), a, b));
  }
  return in;
}

AST::Ptr AST::accept(ASTVisitor *v) {
  return v->visit(this);
}