+++ /dev/null
-# Task-related bindings to ruby */
-#
-# Copyright 2010. The SimGrid Team. All right reserved. */
-#
-# This program is free software; you can redistribute it and/or modify it
-# under the terms of the license (GNU LGPL) which comes with this package. */
-# # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # #
-require 'libsimgrid.so'
-require 'thread'
-
-#######################################
-# Semaphore
-#######################################
-
-class Semaphore
- def initialize(initvalue = 0)
- @counter = initvalue
- @waiting_list = []
- end
-
- def acquire
- Thread.critical = true
- if (@counter -= 1) < 0
- MSG::debug(Thread.current.to_s+" acquires "+self.to_s+". That's blocking.")
- @waiting_list.push(Thread.current)
- Thread.stop
- else
- MSG::debug(Thread.current.to_s+" acquires "+self.to_s+". It was free.")
- end
- self
- ensure
- Thread.critical = false
- end
-
- def release
- Thread.critical = true
- begin
- if (@counter += 1) <= 0
- t = @waiting_list.shift
- t.wakeup if t
- MSG::debug(Thread.current.to_s+" releases "+self.to_s+". Wakeup "+t.to_s)
- else
- MSG::debug(Thread.current.to_s+" releases "+self.to_s+". Nobody to wakeup")
- end
- rescue ThreadError
- retry
- end
- self
- ensure
- Thread.critical = false
- end
-end
-
-########################################################################
-# Class Process
-########################################################################
-class MSG::Process < Thread
- @@nextProcessId = 0
-
-# Attributes
- attr_reader :name, :pargs ,:properties # Read only
-
- def initialize(*args)
- super(){
-
- raise "Bad number of arguments to create a Ruby process. Expected (name,args,prop) " if args.size < 3
-
- @schedBegin = Semaphore.new(0)
- @schedEnd = Semaphore.new(0)
- @id = @@nextProcessId
- @@nextProcessId +=1
- @name = args[0]
- @pargs = args[1]
- @properties = args[2]
- start()
- }
- end
-
- def main(args)
- # To be overriden by childs
- raise("You must define a main() function in your process, containing the code of this process")
- end
-
- def start()
- @schedBegin.acquire
- MSG::debug("Let's execute the main() of the Ruby process")
- main(@pargs)
- @schedEnd.release
- MSG::debug("Released my schedEnd, bailing out")
- processExit(self) # Exit the Native Process
-
- end
-
- def getBind()
- return @bind
- end
-
- def setBind(bind)
- @bind = bind
- end
-
- def unschedule()
- @schedEnd.release
- @schedBegin.acquire
- end
-
- def schedule()
- @schedBegin.release
- @schedEnd.acquire
- end
-
- def pause()
- processSuspend(self)
- end
-
- def restart()
- processResume(self)
- end
-
- def isSuspended()
- processIsSuspended(self)
- end
-
- def getHost()
- processGetHost(self)
- end
-
-end
-############################################
-# Task Extend from the native Class RbTask
-############################################
-class MSG::Task < MSG::RbTask
-
- def initialize(*args)
- #Nothing todo
- end
-
- def join(value)
- super(self,value)
- end
-
- def data()
- super(self)
- end
-
- def name
- super(self)
- end
-
- def compSize
- super(self)
- end
-
- def send(mailbox)
- super(self,mailbox)
- end
-
- def receive(mailbox)
- super(self)
- end
-
- def source
- super(self)
- end
-
- def sender
- super(self)
- end
-
- def listen(t_alias)
- super(self)
- end
-
- def execute
- super(self)
- end
-
- def listenFromHost(t_alias,host)
- super(self)
- end
-
- def setPriority(priority)
- super(self,priority)
- end
-
- def cancel
- super(self)
- end
-
- def hasData
- super(self)
- end
-
-end
-
-####################################################
-# Host Extend from the native Class RbHost
-####################################################
-class MSG::Host < MSG::RbHost
-
- attr_reader :data
- def initialize(*ars)
- @data = 1
- p "Host Initializer"
- end
-
- def data()
- return @data
- end
-
- def setData(value)
- @data = value
- end
-
- def getByName(name)
- super(name)
- end
-
- def name
- super(self)
- end
-
- def speed
- super(self)
- end
-
- def getData
- super(self)
- end
-
- def isAvail
- super(self)
- end
-
- def number
- super()
- end
-
- def getHostProcess(process)
- super(process)
- end
-
-end
-#########################
-# Main chunck
-#########################
-MSG.init(ARGV)
