2006-10-31 Vincent Celier <celier@adacore.com>
* g-os_lib.ads, g-os_lib.adb (Locate_Exec_On_Path): Always return an
absolute path name.
(Locate_Regular_File): Ditto
(Change_Dir): Remove, no longer used
(Normalize_Pathname): Do not use Change_Dir to get the drive letter
on Windows. Get it calling Get_Current_Dir.
(OpenVMS): Remove imported boolean, no longer needed.
(Normalize_Pathname)[VMS]: Do not resolve directory names.
(Pid_To_Integer): New function to convert a Process_Id to Integer
From-SVN: r118279
