4 * This file is part of LyX, the document processor.
5 * Licence details can be found in the file COPYING.
7 * \author Lars Gullik Bjønnes
9 * Full author contact details are available in file CREDITS.
15 #include "support/FileName.h"
22 * Path - utility closs for stackable working directories
24 * You can use a local variable of this type to temporarily
25 * change to a directory as the cwd, for example :
28 * Path p("/tmp/blah");
32 * At the end of p's scope the cwd is reset to its previous value.
36 /// change to the given directory
37 explicit PathChanger(FileName const & path);
39 /// set cwd to the previous value if needed
42 /// set cwd to the previous value if needed
46 PathChanger(PathChanger const &);
47 void operator=(PathChanger const &);
49 /// whether we are in the new cwd or not
55 // To avoid the wrong usage:
56 // PathChanger("/tmp"); // wrong
57 // PathChanger p("/tmp"); // right
59 #define PathChanger(x) unnamed_PathChanger;
60 // Tip gotten from Bobby Schmidt's column in C/C++ Users Journal
62 } // namespace support