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
17 #include <boost/utility.hpp>
20 * Path - utility closs for stackable working directories
22 * You can use a local variable of this type to temporarily
23 * change to a directory as the cwd, for example :
26 * Path p("/tmp/blah");
30 * At the end of p's scope the cwd is reset to its previous value.
32 class Path : boost::noncopyable {
34 /// change to the given directory
36 Path(string const & path)
40 pushedDir_ = lyx::getcwd();
41 if (pushedDir_.empty() || lyx::chdir(path))
48 /// set cwd to the previous value if needed
54 /// set cwd to the previous value if needed
57 /// whether we are in the new cwd or not
63 // To avoid the wrong usage:
64 // Path("/tmp"); // wrong
65 // Path p("/tmp"); // right
68 #define Path(x) unnamed_Path;
69 // Tip gotten from Bobby Schmidt's column in C/C++ Users Journal