static int smx_parallel_contexts = 1;
static e_xbt_parmap_mode_t smx_parallel_synchronization_mode = XBT_PARMAP_DEFAULT;
-/**
- * This function is called by SIMIX_global_init() to initialize the context module.
- */
-void SIMIX_context_mod_init()
-{
- auto* engine = simgrid::kernel::EngineImpl::get_instance();
- xbt_assert(not engine->has_context_factory());
-
-#if HAVE_SMPI && (defined(__APPLE__) || defined(__NetBSD__))
- smpi_init_options_internal(false);
- std::string priv = simgrid::config::get_value<std::string>("smpi/privatization");
- if (context_factory_name == "thread" && (priv == "dlopen" || priv == "yes" || priv == "default" || priv == "1")) {
- XBT_WARN("dlopen+thread broken on Apple and BSD. Switching to raw contexts.");
- context_factory_name = "raw";
- }
-#endif
-
-#if HAVE_SMPI && defined(__FreeBSD__)
- smpi_init_options_internal(false);
- if (context_factory_name == "thread" && simgrid::config::get_value<std::string>("smpi/privatization") != "no") {
- XBT_WARN("mmap broken on FreeBSD, but dlopen+thread broken too. Switching to dlopen+raw contexts.");
- context_factory_name = "raw";
- }
-#endif
-
- /* select the context factory to use to create the contexts */
- if (simgrid::kernel::context::factory_initializer != nullptr) { // Give Java a chance to hijack the factory mechanism
- engine->set_context_factory(simgrid::kernel::context::factory_initializer());
- return;
- }
- /* use the factory specified by --cfg=contexts/factory:value */
- for (auto const& factory : context_factories)
- if (context_factory_name == factory.first) {
- engine->set_context_factory(factory.second());
- break;
- }
-
- if (not engine->has_context_factory()) {
- XBT_ERROR("Invalid context factory specified. Valid factories on this machine:");
-#if HAVE_RAW_CONTEXTS
- XBT_ERROR(" raw: high performance context factory implemented specifically for SimGrid");
-#else
- XBT_ERROR(" (raw contexts were disabled at compilation time on this machine -- check configure logs for details)");
-#endif
-#if HAVE_UCONTEXT_CONTEXTS
- XBT_ERROR(" ucontext: classical system V contexts (implemented with makecontext, swapcontext and friends)");
-#else
- XBT_ERROR(" (ucontext was disabled at compilation time on this machine -- check configure logs for details)");
-#endif
-#if HAVE_BOOST_CONTEXTS
- XBT_ERROR(" boost: this uses the boost libraries context implementation");
-#else
- XBT_ERROR(" (boost was disabled at compilation time on this machine -- check configure logs for details. Did you install the libboost-context-dev package?)");
-#endif
- XBT_ERROR(" thread: slow portability layer using pthreads as provided by gcc");
- xbt_die("Please use a valid factory.");
- }
-}
-
/** @brief Returns whether some parallel threads are used for the user contexts. */
int SIMIX_context_is_parallel() {
return smx_parallel_contexts > 1;
void SIMIX_context_set_parallel_mode(e_xbt_parmap_mode_t mode) {
smx_parallel_synchronization_mode = mode;
}
+
+namespace simgrid {
+namespace kernel {
+
+void EngineImpl::context_mod_init()
+{
+ xbt_assert(not instance_->has_context_factory());
+
+#if HAVE_SMPI && (defined(__APPLE__) || defined(__NetBSD__))
+ smpi_init_options_internal(false);
+ std::string priv = config::get_value<std::string>("smpi/privatization");
+ if (context_factory_name == "thread" && (priv == "dlopen" || priv == "yes" || priv == "default" || priv == "1")) {
+ XBT_WARN("dlopen+thread broken on Apple and BSD. Switching to raw contexts.");
+ context_factory_name = "raw";
+ }
+#endif
+
+#if HAVE_SMPI && defined(__FreeBSD__)
+ smpi_init_options_internal(false);
+ if (context_factory_name == "thread" && config::get_value<std::string>("smpi/privatization") != "no") {
+ XBT_WARN("mmap broken on FreeBSD, but dlopen+thread broken too. Switching to dlopen+raw contexts.");
+ context_factory_name = "raw";
+ }
+#endif
+
+ /* select the context factory to use to create the contexts */
+ if (context::factory_initializer != nullptr) { // Give Java a chance to hijack the factory mechanism
+ instance_->set_context_factory(context::factory_initializer());
+ return;
+ }
+ /* use the factory specified by --cfg=contexts/factory:value */
+ for (auto const& factory : context_factories)
+ if (context_factory_name == factory.first) {
+ instance_->set_context_factory(factory.second());
+ break;
+ }
+
+ if (not instance_->has_context_factory()) {
+ XBT_ERROR("Invalid context factory specified. Valid factories on this machine:");
+#if HAVE_RAW_CONTEXTS
+ XBT_ERROR(" raw: high performance context factory implemented specifically for SimGrid");
+#else
+ XBT_ERROR(" (raw contexts were disabled at compilation time on this machine -- check configure logs for details)");
+#endif
+#if HAVE_UCONTEXT_CONTEXTS
+ XBT_ERROR(" ucontext: classical system V contexts (implemented with makecontext, swapcontext and friends)");
+#else
+ XBT_ERROR(" (ucontext was disabled at compilation time on this machine -- check configure logs for details)");
+#endif
+#if HAVE_BOOST_CONTEXTS
+ XBT_ERROR(" boost: this uses the boost libraries context implementation");
+#else
+ XBT_ERROR(" (boost was disabled at compilation time on this machine -- check configure logs for details. Did you "
+ "install the libboost-context-dev package?)");
+#endif
+ XBT_ERROR(" thread: slow portability layer using pthreads as provided by gcc");
+ xbt_die("Please use a valid factory.");
+ }
+}
+} // namespace kernel
+} // namespace simgrid