1 files changed, 0 insertions, 112 deletions
diff --git a/ext/dl/lib/dl/callback.rb b/ext/dl/lib/dl/callback.rb
deleted file mode 100644
index 1722d3c6b9..0000000000
--- a/ext/dl/lib/dl/callback.rb
+++ /dev/null
@@ -1,112 +0,0 @@
-require 'dl'
-require 'thread'
-
-module DL
-	# The mutual exclusion (Mutex) semaphore for the DL module
-  SEM = Mutex.new # :nodoc:
-
-  if DL.fiddle?
-    # A Hash of callback Procs
-    #
-    # Uses Fiddle
-    CdeclCallbackProcs = {} # :nodoc:
-
-    # A Hash of the addresses of callback Proc
-    #
-    # Uses Fiddle
-    CdeclCallbackAddrs = {} # :nodoc:
-
-    # A Hash of Stdcall callback Procs
-    #
-    # Uses Fiddle on win32
-    StdcallCallbackProcs = {} # :nodoc:
-
-    # A Hash of the addresses of Stdcall callback Procs
-    #
-    # Uses Fiddle on win32
-    StdcallCallbackAddrs = {} # :nodoc:
-  end
-
-  def set_callback_internal(proc_entry, addr_entry, argc, ty, abi = nil, &cbp)
-    if( argc < 0 )
-      raise(ArgumentError, "arity should not be less than 0.")
-    end
-    addr = nil
-
-    if DL.fiddle?
-      abi ||= Fiddle::Function::DEFAULT
-      closure = Fiddle::Closure::BlockCaller.new(ty, [TYPE_VOIDP] * argc, abi, &cbp)
-      proc_entry[closure.to_i] = closure
-      addr = closure.to_i
-    else
-      SEM.synchronize{
-        ary = proc_entry[ty]
-        (0...MAX_CALLBACK).each{|n|
-          idx = (n * DLSTACK_SIZE) + argc
-          if( ary[idx].nil? )
-            ary[idx] = cbp
-            addr = addr_entry[ty][idx]
-            break
-          end
-        }
-      }
-    end
-
-    addr
-  end
-
-  def set_cdecl_callback(ty, argc, &cbp)
-    set_callback_internal(CdeclCallbackProcs, CdeclCallbackAddrs, argc, ty, &cbp)
-  end
-
-  def set_stdcall_callback(ty, argc, &cbp)
-    if DL.fiddle?
-      set_callback_internal(StdcallCallbackProcs, StdcallCallbackAddrs, argc, ty, Fiddle::Function::STDCALL, &cbp)
-    else
-      set_callback_internal(StdcallCallbackProcs, StdcallCallbackAddrs, argc, ty, &cbp)
-    end
-  end
-
-  def remove_callback_internal(proc_entry, addr_entry, addr, ctype = nil)
-    if DL.fiddle?
-      addr = addr.to_i
-      return false unless proc_entry.key?(addr)
-      proc_entry.delete(addr)
-      true
-    else
-      index = nil
-      if( ctype )
-        addr_entry[ctype].each_with_index{|xaddr, idx|
-          if( xaddr == addr )
-            index = idx
-          end
-        }
-      else
-        addr_entry.each{|ty,entry|
-          entry.each_with_index{|xaddr, idx|
-            if( xaddr == addr )
-              index = idx
-            end
-          }
-        }
-      end
-      if( index and proc_entry[ctype][index] )
-        proc_entry[ctype][index] = nil
-        return true
-      else
-        return false
-      end
-    end
-  end
-
-  def remove_cdecl_callback(addr, ctype = nil)
-    remove_callback_internal(CdeclCallbackProcs, CdeclCallbackAddrs, addr, ctype)
-  end
-
-  def remove_stdcall_callback(addr, ctype = nil)
-    remove_callback_internal(StdcallCallbackProcs, StdcallCallbackAddrs, addr, ctype)
-  end
-
-  alias set_callback set_cdecl_callback
-  alias remove_callback remove_cdecl_callback
-end