+# 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 'simgrid_ruby'
require 'thread'
-$DEBUG = false # This is a Global Variable Useful for MSG::debugging
-
-###########################################################################
-# Class Semaphore
-###########################################################################
+#######################################
+# Semaphore
+#######################################
class Semaphore
def initialize(initvalue = 0)
end
def acquire
- MSG::debug("Acquire "+self.to_s)
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
end
def release
- MSG::debug("Release "+self.to_s)
Thread.critical = true
begin
if (@counter += 1) <= 0
t = @waiting_list.shift
t.wakeup if t
- MSG::debug("Wakeup "+t.to_s)
+ MSG::debug(Thread.current.to_s+" releases "+self.to_s+". Wakeup "+t.to_s)
else
- MSG::debug("Nobody to wakeup")
+ MSG::debug(Thread.current.to_s+" releases "+self.to_s+". Nobody to wakeup")
end
rescue ThreadError
retry
@@nextProcessId = 0
# Attributes
- attr_reader :bind, :id ,:name # Read only
- attr_accessor :properties, :pargs # R/W
+ attr_reader :name, :pargs ,:properties # Read only
-
def initialize(*args)
super(){
- raise "Bad Number Of arguments to create a a Ruby Process (name,args,prop) " if args.size < 3
+ 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)
- #@properties = Hash.new()
@id = @@nextProcessId
- @@nextProcessId += 1
+ @@nextProcessId +=1
@name = args[0]
@pargs = args[1]
@properties = args[2]
-
- start()
-
+ start()
}
-
end
-
- # main
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
- # Start : To keep the process alive and waiting via semaphore
def start()
@schedBegin.acquire
- # execute the main code of the process
- MSG::debug("Begin execution")
+ MSG::debug("Let's execute the main() of the Ruby process")
main(@pargs)
- processExit(self) # Exit the Native Process
@schedEnd.release
+ MSG::debug("Released my schedEnd, bailing out")
+ processExit(self) # Exit the Native Process
+
end
-
-
- #Get Bind ( Used > Native to Ruby)
def getBind()
return @bind
end
-
- #Get Binds (Used > Ruby to Native)
+
def setBind(bind)
@bind = bind
end
@schedBegin.acquire
end
- def schedule()
+ def schedule()
@schedBegin.release
@schedEnd.acquire
end
- #C Simualator Process Equivalent Management
- # After Binding Ruby Process to C Process
-
-# pause
def pause()
processSuspend(self)
end
-# restart
def restart()
processResume(self)
end
-# isSuspended
def isSuspended()
processIsSuspended(self)
end
-# getHost
def getHost()
processGetHost(self)
end
-
-# The Rest of Methods !!! To be Continued ...
+
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
#########################
