-std::string basename(const std::string &);
-
-/// Tests for existence of a file
-bool exists(const Path &path);
-
-/**
-Gets information about a file. Returns 0 on success or -1 on error. This
-version can be used to check for file existence and get information in one
-call.
-*/
-int stat(const Path &fn, struct stat &st);
-
-/**
-Returns information about a file. This version throws an exception if an error
-occurs.
-*/
-struct stat stat(const Path &fn);
-
-Path getcwd();
-
-inline bool is_windows_drive(const std::string &p)
-{ return (p.size()==2 && ((p[0]>='A' && p[0]<='Z') || (p[0]>='a' && p[0]<='z')) && p[1]==':'); }
-