- /* select context factory to use to create the context(depends of the macro definitions) */
- if (factory_initializer_to_use) {
- (*factory_initializer_to_use)(&(simix_global->context_factory));
- } else {
-#ifdef CONTEXT_THREADS /* Use os threads (either pthreads or windows ones) */
- SIMIX_ctx_thread_factory_init(&simix_global->context_factory);
-#elif defined(CONTEXT_UCONTEXT) /* use ucontext */
- SIMIX_ctx_sysv_factory_init(&simix_global->context_factory);
+ /* select the context factory to use to create the contexts */
+ if (smx_factory_initializer_to_use) {
+ smx_factory_initializer_to_use(&simix_global->context_factory);
+ }
+ else { /* use the factory specified by --cfg=contexts/factory:value */
+
+ if (smx_context_factory_name == NULL) {
+ /* use the default factory */
+ #ifdef HAVE_RAWCTX
+ SIMIX_ctx_raw_factory_init(&simix_global->context_factory);
+ #elif CONTEXT_UCONTEXT
+ SIMIX_ctx_sysv_factory_init(&simix_global->context_factory);
+ #else
+ SIMIX_ctx_thread_factory_init(&simix_global->context_factory);
+ #endif
+ }
+ else if (!strcmp(smx_context_factory_name, "ucontext")) {
+ /* use ucontext */
+#ifdef CONTEXT_UCONTEXT
+ SIMIX_ctx_sysv_factory_init(&simix_global->context_factory);
+#else
+ xbt_die("The context factory 'ucontext' unavailable on your system");
+#endif
+ }
+ else if (!strcmp(smx_context_factory_name, "thread")) {
+ /* use os threads (either pthreads or windows ones) */
+ SIMIX_ctx_thread_factory_init(&simix_global->context_factory);
+ }
+ else if (!strcmp(smx_context_factory_name, "raw")) {
+ /* use raw contexts */
+ SIMIX_ctx_raw_factory_init(&simix_global->context_factory);
+ }
+ else {
+ XBT_ERROR("Invalid context factory specified. Valid factories on this machine:");
+#ifdef HAVE_RAWCTX
+ XBT_ERROR(" raw: high performance context factory implemented specifically for SimGrid");