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+/*=========================================================================
+
+  Program:   CMake - Cross-Platform Makefile Generator
+  Module:    $RCSfile$
+  Language:  C++
+  Date:      $Date$
+  Version:   $Revision$
+
+  Copyright (c) 2002 Kitware, Inc., Insight Consortium.  All rights reserved.
+  See Copyright.txt or http://www.cmake.org/HTML/Copyright.html for details.
+
+     This software is distributed WITHOUT ANY WARRANTY; without even
+     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
+     PURPOSE.  See the above copyright notices for more information.
+
+=========================================================================*/
+#ifndef cmFindCommon_h
+#define cmFindCommon_h
+
+#include "cmCommand.h"
+
+/** \class cmFindCommon
+ * \brief Base class for FIND_XXX implementations.
+ *
+ * cmFindCommon is a parent class for cmFindBase,
+ * cmFindProgramCommand, cmFindPathCommand, cmFindLibraryCommand,
+ * cmFindFileCommand, and cmFindPackageCommand.
+ */
+class cmFindCommon : public cmCommand
+{
+public:
+  cmFindCommon();
+  ~cmFindCommon();
+  cmTypeMacro(cmFindCommon, cmCommand);
+
+protected:
+
+  enum RootPathMode { RootPathModeBoth,
+                      RootPathModeOnlyRootPath,
+                      RootPathModeNoRootPath };
+
+  enum PathType { FullPath, CMakePath, EnvPath };
+
+  /** Place a set of search paths under the search roots.  */
+  void RerootPaths(std::vector<std::string>& paths);
+
+  /** Compute the current default root path mode.  */
+  void SelectDefaultRootPathMode();
+
+  /** Compute the current default bundle/framework search policy.  */
+  void SelectDefaultMacMode();
+
+  cmStdString CMakePathName;
+  RootPathMode FindRootPathMode;
+
+  bool CheckCommonArgument(std::string const& arg);
+  void AddPathSuffix(std::string const& arg);
+  void GetAppBundlePaths(std::vector<std::string>& paths);
+  void GetFrameworkPaths(std::vector<std::string>& paths);
+
+  void AddCMakePath(std::vector<std::string>& out_paths,
+                    const char* variable, std::set<cmStdString>* emmitted = 0);
+  void AddEnvPath(std::vector<std::string>& out_paths,
+                  const char* variable, std::set<cmStdString>* emmitted = 0);
+  void AddPathsInternal(std::vector<std::string>& out_paths,
+                        std::vector<std::string> const& in_paths,
+                        PathType pathType,
+                        std::set<cmStdString>* emmitted = 0);
+  void AddPathInternal(std::vector<std::string>& out_paths,
+                       std::string const& in_path,
+                       PathType pathType,
+                       std::set<cmStdString>* emmitted = 0);
+
+  bool NoDefaultPath;
+  bool NoCMakePath;
+  bool NoCMakeEnvironmentPath;
+  bool NoSystemEnvironmentPath;
+  bool NoCMakeSystemPath;
+
+  std::vector<std::string> SearchPathSuffixes;
+
+  std::string GenericDocumentationMacPolicy;
+  std::string GenericDocumentationRootPath;
+  std::string GenericDocumentationPathsOrder;
+
+  bool SearchFrameworkFirst;
+  bool SearchFrameworkOnly;
+  bool SearchFrameworkLast;
+
+  bool SearchAppBundleFirst;
+  bool SearchAppBundleOnly;
+  bool SearchAppBundleLast;
+};
+
+#endif