Module: Windows::Synchronize

Defined in:
lib/windows/synchronize.rb

Constant Summary collapse

INFINITE = 
0xFFFFFFFF
WAIT_OBJECT_0 = 
0
WAIT_TIMEOUT = 
0x102
WAIT_ABANDONED = 
128
WAIT_ABANDONED_0 = 
WAIT_ABANDONED
WAIT_FAILED = 
0xFFFFFFFF
STATUS_WAIT_0 = 
0
STATUS_ABANDONED_WAIT_0 = 
128
STATUS_USER_APC = 
192
STATUS_TIMEOUT = 
258
STATUS_PENDING = 
259
QS_ALLEVENTS =

Wake mask constants

0x04BF
QS_ALLINPUT = 
0x04FF
QS_ALLPOSTMESSAGE = 
0x0100
QS_HOTKEY = 
0x0080
QS_INPUT = 
0x407
QS_KEY = 
0x0001
QS_MOUSE = 
0x0006
QS_MOUSEBUTTON = 
0x0004
QS_MOUSEMOVE = 
0x0002
QS_PAINT = 
0x0020
QS_POSTMESSAGE = 
0x0008
QS_RAWINPUT = 
0x0400
QS_SENDMESSAGE = 
0x0040
QS_TIMER = 
0x0010
MWMO_ALERTABLE =

Wait type constants

0x0002
MWMO_INPUTAVAILABLE = 
0x0004
MWMO_WAITALL = 
0x0001
EVENT_ALL_ACCESS =

Access rights

0x1F0003
EVENT_MODIFY_STATE = 
0x0002
MUTEX_ALL_ACCESS = 
0x1F0001
MUTEX_MODIFY_STATE = 
0x0001
SEMAPHORE_ALL_ACCESS = 
0x1F0003
SEMAPHORE_MODIFY_STATE = 
0x0002

Instance Method Summary collapse

Instance Method Details

#HasOverlappedIoCompleted(overlapped) ⇒ Object

Macros



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# File 'lib/windows/synchronize.rb', line 83

def HasOverlappedIoCompleted(overlapped)
   overlapped[0,4].unpack('L')[0] != STATUS_PENDING
end

#RUBY_CRITICAL(&block) ⇒ Object

This simulates the RUBY_CRITICAL macro from rubysig.h, although I’ve added the begin/ensure wrapper to boot.



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# File 'lib/windows/synchronize.rb', line 89

def RUBY_CRITICAL(&block)
  critical_section = [0].pack('L')
   begin
      InitializeCriticalSection(critical_section)
      EnterCriticalSection(critical_section)
      block.call
   ensure
      LeaveCriticalSection(critical_section)
   end
end