X-Git-Url: http://biod.pnpi.spb.ru/gitweb/?a=blobdiff_plain;f=src%2Fgromacs%2Futility%2Fpath.h;h=8dba41e84c0f1947cb21c62b907eb601e4ad911e;hb=1d597ac0415f9a847715ef65daa55fe1312bd59f;hp=ef2b3e884879ca7c7ecbc8ea4f282037379b8911;hpb=8bb9e38caa59684b3731a434a603c78beaf9a87a;p=alexxy%2Fgromacs.git

diff --git a/src/gromacs/utility/path.h b/src/gromacs/utility/path.h
index ef2b3e8848..8dba41e84c 100644
--- a/src/gromacs/utility/path.h
+++ b/src/gromacs/utility/path.h
@@ -85,6 +85,25 @@ class Path
         Path();
 };
 
+class File
+{
+    public:
+        /*! \brief
+         * Checks whether a file exists and is a regular file.
+         *
+         * \param[in] filename  Path to the file to check.
+         * \returns   `true` if \p filename exists and is accessible.
+         *
+         * Does not throw.
+         */
+        static bool exists(const char *filename);
+        //! \copydoc exists(const char *)
+        static bool exists(const std::string &filename);
+
+    private:
+        // Disallow instantiation.
+        File();
+};
 
 class Directory
 {