cmake/Source/cmCoreTryCompile.h

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

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

#include <string>
#include <vector>

#include "cmCommand.h"
#include "cmStateTypes.h"

/** \class cmCoreTryCompile
 * \brief Base class for cmTryCompileCommand and cmTryRunCommand
 *
 * cmCoreTryCompile implements the functionality to build a program.
 * It is the base class for cmTryCompileCommand and cmTryRunCommand.
 */
class cmCoreTryCompile : public cmCommand
{
public:
protected:
  /**
   * This is the core code for try compile. It is here so that other
   * commands, such as TryRun can access the same logic without
   * duplication.
   */
  int TryCompileCode(std::vector<std::string> const& argv, bool isTryRun);

  /**
   * This deletes all the files created by TryCompileCode.
   * This way we do not have to rely on the timing and
   * dependencies of makefiles.
   */
  void CleanupFiles(const char* binDir);

  /**
   * This tries to find the (executable) file created by
  TryCompileCode. The result is stored in OutputFile. If nothing is found,
  the error message is stored in FindErrorMessage.
   */
  void FindOutputFile(const std::string& targetName,
                      cmStateEnums::TargetType targetType);

  std::string BinaryDirectory;
  std::string OutputFile;
  std::string FindErrorMessage;
  bool SrcFileSignature;

private:
  std::vector<std::string> WarnCMP0067;
  std::string LookupStdVar(std::string const& var, bool warnCMP0067);
};

#endif