| /* Distributed under the OSI-approved BSD 3-Clause License. See accompanying |
| file Copyright.txt or https://cmake.org/licensing for details. */ |
| #pragma once |
| |
| #include "cmConfigure.h" // IWYU pragma: keep |
| |
| #include <string> |
| |
| /** \class cmWorkingDirectory |
| * \brief An RAII class to manipulate the working directory. |
| * |
| * The current working directory is set to the location given to the |
| * constructor. The working directory can be changed again as needed |
| * by calling SetDirectory(). When the object is destroyed, the destructor |
| * will restore the working directory to what it was when the object was |
| * created, regardless of any calls to SetDirectory() in the meantime. |
| */ |
| class cmWorkingDirectory |
| { |
| public: |
| cmWorkingDirectory(std::string const& newdir); |
| ~cmWorkingDirectory(); |
| |
| cmWorkingDirectory(const cmWorkingDirectory&) = delete; |
| cmWorkingDirectory& operator=(const cmWorkingDirectory&) = delete; |
| |
| bool SetDirectory(std::string const& newdir); |
| void Pop(); |
| bool Failed() const { return this->ResultCode != 0; } |
| |
| /** \return 0 if the last attempt to set the working directory was |
| * successful. If it failed, the value returned will be the |
| * \c errno value associated with the failure. A description |
| * of the error code can be obtained by passing the result |
| * to \c std::strerror(). |
| */ |
| int GetLastResult() const { return this->ResultCode; } |
| |
| std::string const& GetOldDirectory() const { return this->OldDir; } |
| |
| private: |
| std::string OldDir; |
| int ResultCode; |
| }; |