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paradiseo-peo modifs 0.2

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git-svn-id: svn://scm.gforge.inria.fr/svnroot/paradiseo@127 331e1502-861f-0410-8da2-ba01fb791d7f
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atantar 2006-12-22 16:09:55 +00:00
commit 850b834510
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trunk/paradiseo-peo/src/rmc/mpi/send.cpp Executable file
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// -*- mode: c++; c-indent-level: 4; c++-member-init-indent: 8; comment-column: 35; -*-
// "send.cpp"
// (c) OPAC Team, LIFL, August 2005
/* This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
Contact: cahon@lifl.fr
*/
#include <mpi.h>
#include <semaphore.h>
#include <queue>
#include "tags.h"
#include "comm.h"
#include "worker.h"
#include "scheduler.h"
#include "mess.h"
#include "node.h"
#include "../../core/cooperative.h"
#include "../../core/peo_debug.h"
#define TO_ALL -1
typedef struct {
Communicable * comm;
int to;
int tag;
} SEND_REQUEST;
static std :: queue <SEND_REQUEST> mess;
static sem_t sem_send;
void initSending () {
sem_init (& sem_send, 0, 1);
}
void send (Communicable * __comm, int __to, int __tag) {
SEND_REQUEST req;
req.comm = __comm;
req.to = __to;
req.tag = __tag;
sem_wait (& sem_send);
mess.push (req);
sem_post (& sem_send);
wakeUpCommunicator ();
}
void sendToAll (Communicable * __comm, int __tag) {
send (__comm, TO_ALL, __tag);
}
void sendMessages () {
sem_wait (& sem_send);
while (! mess.empty ()) {
SEND_REQUEST req = mess.front ();
/*
char b [1000];
sprintf (b, "traitement send %d\n", req.tag);
printDebugMessage (b);
*/
Communicable * comm = req.comm;
initMessage ();
switch (req.tag) {
case RUNNER_STOP_TAG:
dynamic_cast <Runner *> (comm) -> packTermination ();
dynamic_cast <Runner *> (comm) -> notifySendingTermination ();
break;
case COOP_TAG:
dynamic_cast <Cooperative *> (comm) -> pack ();
dynamic_cast <Cooperative *> (comm) -> notifySending ();
break;
case SCHED_REQUEST_TAG:
dynamic_cast <Service *> (comm) -> packResourceRequest ();
dynamic_cast <Service *> (comm) -> notifySendingResourceRequest ();
break;
case TASK_RESULT_TAG:
dynamic_cast <Worker *> (comm) -> packResult ();
dynamic_cast <Worker *> (comm) -> notifySendingResult ();
break;
case TASK_DONE_TAG:
dynamic_cast <Worker *> (comm) -> packTaskDone ();
dynamic_cast <Worker *> (comm) -> notifySendingTaskDone ();
break;
default :
break;
};
if (req.to == TO_ALL)
sendMessageToAll (req.tag);
else
sendMessage (req.to, req.tag);
mess.pop ();
}
sem_post (& sem_send);
}