X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/90a471de6cd70b41223dd16a09fafe6ac3e18269..f9c51ec738ba10666fb0b5c79b23fb19c80aaae7:/src/simix/smx_global.cpp

diff --git a/src/simix/smx_global.cpp b/src/simix/smx_global.cpp
index 90a9c486c0..bfb56d5f0f 100644
--- a/src/simix/smx_global.cpp
+++ b/src/simix/smx_global.cpp
@@ -80,14 +80,13 @@ static void inthandler(int ignored)
 static void segvhandler(int signum, siginfo_t *siginfo, void *context)
 {
   if (siginfo->si_signo == SIGSEGV && siginfo->si_code == SEGV_ACCERR) {
-    fprintf(stderr,
-            "Access violation detected.\n"
-            "This can result from a programming error in your code or, although less likely,\n"
-            "from a bug in SimGrid itself.  This can also be the sign of a bug in the OS or\n"
-            "in third-party libraries.  Failing hardware can sometimes generate such errors\n"
-            "too.\n"
-            "Finally, if nothing of the above applies, this can result from a stack overflow.\n"
-            "Try to increase stack size with --cfg=contexts/stack_size (current size is %d KiB).\n",
+    fprintf(stderr, "Access violation detected.\n"
+                    "This can result from a programming error in your code or, although less likely,\n"
+                    "from a bug in SimGrid itself.  This can also be the sign of a bug in the OS or\n"
+                    "in third-party libraries.  Failing hardware can sometimes generate such errors\n"
+                    "too.\n"
+                    "Finally, if nothing of the above applies, this can result from a stack overflow.\n"
+                    "Try to increase stack size with --cfg=contexts/stack-size (current size is %d KiB).\n",
             smx_context_stack_size / 1024);
     if (XBT_LOG_ISENABLED(simix_kernel, xbt_log_priority_debug)) {
       fprintf(stderr, "siginfo = {si_signo = %d, si_errno = %d, si_code = %d, si_addr = %p}\n",
@@ -155,7 +154,7 @@ double SIMIX_timer_next()
   return xbt_heap_size(simix_timers) > 0 ? xbt_heap_maxkey(simix_timers) : -1.0;
 }
 
-static void kill_process(smx_process_t process)
+static void kill_process(smx_actor_t process)
 {
   SIMIX_process_kill(process, nullptr);
 }
@@ -165,6 +164,8 @@ static std::function<void()> maestro_code;
 namespace simgrid {
 namespace simix {
 
+simgrid::xbt::signal<void()> onDeadlock;
+
 XBT_PUBLIC(void) set_maestro(std::function<void()> code)
 {
   maestro_code = std::move(code);
@@ -175,6 +176,9 @@ XBT_PUBLIC(void) set_maestro(std::function<void()> code)
 
 void SIMIX_set_maestro(void (*code)(void*), void* data)
 {
+#ifdef _WIN32
+  INFO("WARNING, SIMIX_set_maestro is believed to not work on windows. Please help us investigating this issue if you need that feature");
+#endif
   maestro_code = std::bind(code, data);
 }
 
@@ -197,8 +201,8 @@ void SIMIX_global_init(int *argc, char **argv)
     simix_global = std::unique_ptr<simgrid::simix::Global>(new simgrid::simix::Global());
 
     simgrid::simix::ActorImpl proc;
-    simix_global->process_to_run = xbt_dynar_new(sizeof(smx_process_t), nullptr);
-    simix_global->process_that_ran = xbt_dynar_new(sizeof(smx_process_t), nullptr);
+    simix_global->process_to_run = xbt_dynar_new(sizeof(smx_actor_t), nullptr);
+    simix_global->process_that_ran = xbt_dynar_new(sizeof(smx_actor_t), nullptr);
     simix_global->process_list = xbt_swag_new(xbt_swag_offset(proc, process_hookup));
     simix_global->process_to_destroy = xbt_swag_new(xbt_swag_offset(proc, destroy_hookup));
     simix_global->maestro_process = nullptr;
@@ -224,9 +228,8 @@ void SIMIX_global_init(int *argc, char **argv)
     sg_platf_init();
     simgrid::surf::on_postparse.connect(SIMIX_post_create_environment);
     simgrid::s4u::Host::onCreation.connect([](simgrid::s4u::Host& host) {
-      SIMIX_host_create(&host);
+      host.extension_set<simgrid::simix::Host>(new simgrid::simix::Host());
     });
-    SIMIX_HOST_LEVEL = simgrid::s4u::Host::extension_create(SIMIX_host_destroy);
 
     simgrid::surf::storageCreatedCallbacks.connect([](simgrid::surf::Storage* storage) {
       const char* name = storage->getName();
@@ -334,7 +337,7 @@ double SIMIX_get_clock()
 
 static int process_syscall_color(void *p)
 {
-  switch ((*(smx_process_t *)p)->simcall.call) {
+  switch ((*(smx_actor_t *)p)->simcall.call) {
   case SIMCALL_NONE:
   case SIMCALL_PROCESS_KILL:
     return 2;
@@ -425,7 +428,7 @@ void SIMIX_run()
   }
 
   double time = 0;
-  smx_process_t process;
+  smx_actor_t process;
 
   do {
     XBT_DEBUG("New Schedule Round; size(queue)=%lu", xbt_dynar_length(simix_global->process_to_run));
@@ -531,24 +534,26 @@ void SIMIX_run()
     } while (again);
 
     /* Autorestart all process */
-    char *hostname = nullptr;
-    unsigned int iter;
-    xbt_dynar_foreach(host_that_restart,iter,hostname) {
-      XBT_INFO("Restart processes on host: %s",hostname);
-      SIMIX_host_autorestart(sg_host_by_name(hostname));
+    for (auto host: host_that_restart) {
+      XBT_INFO("Restart processes on host: %s", sg_host_get_name(host));
+      SIMIX_host_autorestart(host);
     }
-    xbt_dynar_reset(host_that_restart);
+    host_that_restart.clear();
 
     /* Clean processes to destroy */
     SIMIX_process_empty_trash();
 
     XBT_DEBUG("### time %f, empty %d", time, xbt_dynar_is_empty(simix_global->process_to_run));
 
+    if (xbt_dynar_is_empty(simix_global->process_to_run) &&
+        xbt_swag_size(simix_global->process_list) != 0)
+    simgrid::simix::onDeadlock();
+
   } while (time > -1.0 || !xbt_dynar_is_empty(simix_global->process_to_run));
 
   if (xbt_swag_size(simix_global->process_list) != 0) {
 
-  TRACE_end();
+    TRACE_end();
 
     XBT_CRITICAL("Oops ! Deadlock or code not perfectly clean.");
     SIMIX_display_process_status();
@@ -634,7 +639,7 @@ void SIMIX_display_process_status()
     return;
   }
 
-  smx_process_t process = nullptr;
+  smx_actor_t process = nullptr;
   int nbprocess = xbt_swag_size(simix_global->process_list);
 
   XBT_INFO("%d processes are still running, waiting for something.", nbprocess);