#include "xbt/log.h"
#include "xbt/swag.h"
#include "private.h"
-#include "bindings/smx_context.h"
+#include "simix/context.h"
XBT_LOG_NEW_DEFAULT_SUBCATEGORY(simix_context, simix,
"Context switching mecanism");
-SIMIX_ctx_factory_initializer_t factory_initializer_to_use = NULL;
+char* smx_context_factory_name = NULL; /* factory name specified by --cfg=contexts/factory:value */
+smx_ctx_factory_initializer_t smx_factory_initializer_to_use = NULL;
+int smx_context_stack_size = 128 * 1024;
+smx_context_t smx_current_context;
/**
* This function is called by SIMIX_global_init() to initialize the context module.
void SIMIX_context_mod_init(void)
{
if (!simix_global->context_factory) {
- /* 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));
+ /* 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 {
-#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);
-#else
-#error ERROR [__FILE__, line __LINE__]: no context implementation specified.
-#endif
+ else { /* use the factory specified by --cfg=contexts/factory:value */
+ if (smx_context_factory_name == NULL || !strcmp(smx_context_factory_name, "ucontext")) {
+ /* use ucontext */
+ SIMIX_ctx_sysv_factory_init(&simix_global->context_factory);
+ }
+ 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_die("Invalid context factory specified");
+ }
}
}
}
finalize_factory = simix_global->context_factory->finalize;
(*finalize_factory) (&simix_global->context_factory);
}
+ xbt_dict_remove((xbt_dict_t) _surf_cfg_set,"contexts/factory");
}