X-Git-Url: http://bilbo.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/fd4d11d66a71e9cc304e17cbc9b858055e9e2aff..08e7455d67920bbd7a87f440d00f2c1e071314a0:/src/simix/smx_global.cpp

diff --git a/src/simix/smx_global.cpp b/src/simix/smx_global.cpp
index 8ae0f08757..c03d20bdf3 100644
--- a/src/simix/smx_global.cpp
+++ b/src/simix/smx_global.cpp
@@ -1,4 +1,4 @@
-/* Copyright (c) 2007-2020. The SimGrid Team. All rights reserved.          */
+/* Copyright (c) 2007-2021. 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. */
@@ -24,6 +24,7 @@
 #include "src/mc/remote/AppSide.hpp"
 #endif
 
+#include <memory>
 
 XBT_LOG_NEW_CATEGORY(simix, "All SIMIX categories");
 XBT_LOG_NEW_DEFAULT_SUBCATEGORY(simix_kernel, simix, "Logging specific to SIMIX (kernel)");
@@ -34,7 +35,9 @@ void (*SMPI_switch_data_segment)(simgrid::s4u::ActorPtr) = nullptr;
 
 namespace simgrid {
 namespace simix {
-config::Flag<bool> cfg_verbose_exit{"debug/verbose-exit", {"verbose-exit"}, "Display the actor status at exit", true};
+config::Flag<bool> cfg_verbose_exit{"debug/verbose-exit",
+                                    "Display the actor status at exit",
+                                    true};
 } // namespace simix
 } // namespace simgrid
 
@@ -84,7 +87,7 @@ static void segvhandler(int signum, siginfo_t* siginfo, void* /*context*/)
   std::raise(signum);
 }
 
-unsigned char sigsegv_stack[SIGSTKSZ]; /* alternate stack for SIGSEGV handler */
+std::array<unsigned char, SIGSTKSZ> sigsegv_stack; /* alternate stack for SIGSEGV handler */
 
 /**
  * Install signal handler for SIGSEGV.  Check that nobody has already installed
@@ -92,13 +95,9 @@ unsigned char sigsegv_stack[SIGSTKSZ]; /* alternate stack for SIGSEGV handler */
  */
 static void install_segvhandler()
 {
-  stack_t stack;
   stack_t old_stack;
-  stack.ss_sp = sigsegv_stack;
-  stack.ss_size = sizeof sigsegv_stack;
-  stack.ss_flags = 0;
 
-  if (sigaltstack(&stack, &old_stack) == -1) {
+  if (simgrid::kernel::context::Context::install_sigsegv_stack(&old_stack, true) == -1) {
     XBT_WARN("Failed to register alternate signal stack: %s", strerror(errno));
     return;
   }
@@ -136,7 +135,7 @@ namespace simix {
 
 Timer* Timer::set(double date, xbt::Task<void()>&& callback)
 {
-  Timer* timer   = new Timer(date, std::move(callback));
+  auto* timer    = new Timer(date, std::move(callback));
   timer->handle_ = simix_timers.emplace(std::make_pair(date, timer));
   return timer;
 }
@@ -256,8 +255,9 @@ void Global::display_all_actor_status() const
   }
 }
 
-config::Flag<double> cfg_breakpoint{
-    "debug/breakpoint", {"simix/breakpoint"}, "When non-negative, raise a SIGTRAP after given (simulated) time", -1.0};
+config::Flag<double> cfg_breakpoint{"debug/breakpoint",
+                                    "When non-negative, raise a SIGTRAP after given (simulated) time",
+                                    -1.0};
 } // namespace simix
 } // namespace simgrid
 
@@ -285,7 +285,7 @@ void SIMIX_global_init(int *argc, char **argv)
   if (simix_global == nullptr) {
     surf_init(argc, argv); /* Initialize SURF structures */
 
-    simix_global.reset(new simgrid::simix::Global());
+    simix_global           = std::make_unique<simgrid::simix::Global>();
     simix_global->maestro_ = nullptr;
     SIMIX_context_mod_init();
 
@@ -330,7 +330,7 @@ void SIMIX_clean()
   }
 
 #if HAVE_SMPI
-  if (simix_global->process_list.size() > 0) {
+  if (not simix_global->process_list.empty()) {
     if(smpi_process()->initialized()){
       xbt_die("Process exited without calling MPI_Finalize - Killing simulation");
     }else{
@@ -502,7 +502,7 @@ void SIMIX_run()
        */
 
       for (auto const& actor : simix_global->actors_that_ran) {
-        if (actor->simcall_.call_ != SIMCALL_NONE) {
+        if (actor->simcall_.call_ != simgrid::simix::Simcall::NONE) {
           actor->simcall_handle(0);
         }
       }