more robust interrupt detection and terminate process

lib/yamatanooroti/windows/conhost.rb

@@ -8,6 +8,7 @@ def self.setup_console(height, width, wait, timeout, name)
   attr_reader :console_process_id
 
   def initialize(height, width, wait, timeout, name)
+    check_interrupt
     @wait = wait
     @timeout = timeout
     @name = name

lib/yamatanooroti/windows/terminal.rb

@@ -44,6 +44,7 @@ def get_size
   end
 
   def initialize(height, width, wait, timeout, title = "yamatanooroti")
+    check_interrupt
     @wait = wait
     @timeout = timeout
     @result = nil

lib/yamatanooroti/windows/windows-definition.rb

@@ -521,22 +521,26 @@ def self.restore_console_control_handler(&block)
     end
   end
 
-  @interrupt_monitor_pid = spawn("ruby --disable=gems -e sleep #InterruptMonitor", [:out, :err] => "NUL")
-  @interrupt_monitor = Process.detach(@interrupt_monitor_pid)
+  @pipe = IO.pipe 
+  @interrupt_catcher_pid = spawn("choice /m #InterruptCatcher", {:in => @pipe[0], [:out, :err] => "NUL"})
+  @interrupt_catcher = Process.detach(@interrupt_catcher_pid)
   ignore_console_control_handler
   @interrupted_p = nil
+  @pipe[0].close
 
   def self.interrupted?
     @interrupted_p ||
-    unless @interrupt_monitor.alive?
-      @interrupted_p = (@interrupt_monitor.value.exitstatus == 3)
+    unless @interrupt_catcher.alive?
+      @interrupted_p = (@interrupt_catcher.value.exitstatus == 0)
     end
   end
 
   def self.at_exit
-    if @interrupt_monitor.alive?
+    @pipe[1].close unless @pipe[1].closed?
+    if @interrupt_catcher.alive?
+      sleep 0.01
       begin
-        Process.kill("KILL", @interrupt_monitor_pid)
+        Process.kill("KILL", @interrupt_catcher_pid)
       rescue Errno::ESRCH # No such process
       end
     end

lib/yamatanooroti/windows/windows.rb

@@ -273,6 +273,7 @@ def close
     @target.close if close_request
     @result = retrieve_screen if retrieve_request
     @result ||= ""
+    check_interrupt
   end
 
   def clear_need_wait_flag
@@ -328,6 +329,8 @@ def check_interrupt
   end
 
   def raise_interrupt
+    @target&.close
     close!
+    raise Interrupt, "Interrupt: Interrupt catcher process died."
   end
 end