file.rb in windows-pr-0.9.4

- old
+ new

@@ -115,10 +115,11 @@
       FILE_VOLUME_IS_COMPRESSED      = 0x8000
       FILE_SUPPORTS_OBJECT_IDS       = 0x10000  
       FILE_SUPPORTS_ENCRYPTION       = 0x20000
       
       # File flags
+
       FILE_FLAG_WRITE_THROUGH       = 0x80000000
       FILE_FLAG_OVERLAPPED          = 0x40000000
       FILE_FLAG_NO_BUFFERING        = 0x20000000
       FILE_FLAG_RANDOM_ACCESS       = 0x10000000
       FILE_FLAG_SEQUENTIAL_SCAN     = 0x08000000
@@ -128,10 +129,11 @@
       FILE_FLAG_OPEN_REPARSE_POINT  = 0x00200000
       FILE_FLAG_OPEN_NO_RECALL      = 0x00100000
       FILE_FLAG_FIRST_PIPE_INSTANCE = 0x00080000
       
       # File creation disposition
+
       CREATE_NEW        = 1
       CREATE_ALWAYS     = 2
       OPEN_EXISTING     = 3
       OPEN_ALWAYS       = 4
       TRUNCATE_EXISTING = 5
@@ -149,24 +151,27 @@
          SECTION_MAP_READ |
          SECTION_MAP_EXECUTE |
          SECTION_EXTEND_SIZE
            
       # Errors
+
       INVALID_FILE_ATTRIBUTES  = -1
       INVALID_HANDLE_VALUE     = -1
       INVALID_SET_FILE_POINTER = -1
       INVALID_FILE_SIZE        = 0xFFFFFFFF
       
       # Misc
+
       LOCKFILE_EXCLUSIVE_LOCK        = 0x00000001
       LOCKFILE_FAIL_IMMEDIATELY      = 0x00000002
       MOVEFILE_REPLACE_EXISTING      = 0x00000001
       MOVEFILE_COPY_ALLOWED          = 0x00000002
       MOVEFILE_DELAY_UNTIL_REBOOT    = 0x00000004
       MOVEFILE_WRITE_THROUGH         = 0x00000008
       MOVEFILE_CREATE_HARDLINK       = 0x00000010
       MOVEFILE_FAIL_IF_NOT_TRACKABLE = 0x00000020      
+      SYMBOLIC_LINK_FLAG_DIRECTORY   = 0x1
      
       API.new('CopyFile', 'PPI', 'B')
       API.new('CopyFileEx', 'PPKPPL', 'B')
       API.new('CreateFile', 'PLLPLLL', 'L')
       API.new('CreateHardLink', 'PPP', 'B')
@@ -206,10 +211,18 @@
       begin
          API.new('Wow64DisableWow64FsRedirection', 'P', 'B')
          API.new('Wow64EnableWow64FsRedirection', 'I', 'I')
          API.new('Wow64RevertWow64FsRedirection', 'L', 'B')
       rescue Windows::API::Error
-         # Do nothing - not supported on current platform.  It's up to you to
-         # check for the existence of the constant in your code.
+         # Do nothing - unsupported on your system
+      end
+
+      # Windows Vista
+      begin
+         API.new('CreateSymbolicLink', 'PPL', 'B')
+         API.new('CreateSymbolicLinkTransacted', 'PPLL', 'B')
+         API.new('GetFinalPathNameByHandle', 'LPLL', 'L')
+      rescue
+         # Do nothing - unsupported on your system
       end
    end
 end