/* Distributed under the OSI-approved BSD 3-Clause License.  See accompanying
   file Copyright.txt or https://cmake.org/licensing for details.  */
#ifndef cmLoadCacheCommand_h
#define cmLoadCacheCommand_h

#include "cmConfigure.h"  // IWYU pragma: keep

#include <set>
#include <string>
#include <vector>

#include "cmCommand.h"

class cmExecutionStatus;

/** \class cmLoadCacheCommand
 * \brief load a cache file
 *
 * cmLoadCacheCommand loads the non internal values of a cache file
 */
class cmLoadCacheCommand : public cmCommand
{
public:
    /**
     * This is a virtual constructor for the command.
     */
    cmCommand* Clone() override { return new cmLoadCacheCommand; }

    /**
     * This is called when the command is first encountered in
     * the CMakeLists.txt file.
     */
    bool InitialPass(std::vector<std::string> const& args,
                     cmExecutionStatus&              status) override;

protected:
    std::set<std::string> VariablesToRead;
    std::string           Prefix;

    bool ReadWithPrefix(std::vector<std::string> const& args);
    void CheckLine(const char* line);
};

#endif
