-/* Copyright (c) 2012-2015. The SimGrid Team.
- * All rights reserved. */
+/* Copyright (c) 2012-2017. The SimGrid Team. All rights 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. */
-/***************** Centralized Mutual Exclusion Algorithm *********************/
-/* This example implements a centralized mutual exclusion algorithm. */
-/* Bug : CS requests of client 1 not satisfied */
-/* LTL property checked : G(r->F(cs)); (r=request of CS, cs=CS ok) */
-/******************************************************************************/
+/***************** Centralized Mutual Exclusion Algorithm *******************/
+/* This example implements a centralized mutual exclusion algorithm. */
+/* Bug : CS requests of client 1 not satisfied */
+/* LTL property checked : G(r->F(cs)); (r=request of CS, cs=CS ok) */
+/****************************************************************************/
#ifdef GARBAGE_STACK
#include <sys/stat.h>
XBT_LOG_NEW_DEFAULT_CATEGORY(bugged1_liveness, "my log messages");
-int r=0;
+int r=0;
int cs=0;
#ifdef GARBAGE_STACK
static int coordinator(int argc, char *argv[])
{
- int CS_used = 0;
- msg_task_t task = NULL, answer = NULL;
+ int CS_used = 0;
+ msg_task_t task = NULL;
+ msg_task_t answer = NULL;
xbt_dynar_t requests = xbt_dynar_new(sizeof(char *), NULL);
char *req;
- while(1){
+ while(1){
MSG_task_receive(&task, "coordinator");
- const char *kind = MSG_task_get_name(task);
- if (!strcmp(kind, "request")) {
+ const char *kind = MSG_task_get_name(task);
+ if (!strcmp(kind, "request")) {
req = MSG_task_get_data(task);
- if (CS_used) {
+ if (CS_used) {
XBT_INFO("CS already used. Queue the request.");
xbt_dynar_push(requests, &req);
- } else {
+ } else {
if(strcmp(req, "1") != 0){
XBT_INFO("CS idle. Grant immediatly");
answer = MSG_task_create("grant", 0, 1000, NULL);
int my_pid = MSG_process_get_PID(MSG_process_self());
char *my_mailbox = xbt_strdup(argv[1]);
- msg_task_t grant = NULL, release = NULL;
+ msg_task_t grant = NULL;
+ msg_task_t release = NULL;
while(1){
XBT_INFO("Ask the request");
r=0;
XBT_INFO("Propositions changed : r=0, cs=0");
}
-
+
}
return 0;
}