/* xbt_os_thread -- portability layer over the pthread API */
/* Used in RL to get win/lin portability, and in SG when CONTEXT_THREAD */
-/* in SG, when using CONTEXT_UCONTEXT, xbt_os_thread_stub is used instead */
+/* in SG, when using HAVE_UCONTEXT_CONTEXTS, xbt_os_thread_stub is used instead */
/* Copyright (c) 2007-2015. The SimGrid Team.
* All rights reserved. */
#include <unistd.h>
#endif
-#include "internal_config.h"
+#include "src/internal_config.h"
#include "xbt/sysdep.h"
#include "xbt/ex.h"
-#include "xbt/ex_interface.h" /* We play crude games with exceptions */
-#include "portable.h"
+#include "src/xbt/ex_interface.h" /* We play crude games with exceptions */
+#include "src/portable.h"
#include "xbt/xbt_os_time.h" /* Portable time facilities */
#include "xbt/xbt_os_thread.h" /* This module */
-#include "xbt_modinter.h" /* Initialization/finalization of this module */
+#include "src/xbt_modinter.h" /* Initialization/finalization of this module */
XBT_LOG_NEW_DEFAULT_SUBCATEGORY(xbt_sync_os, xbt,
"Synchronization mechanism (OS-level)");
if ((errcode = pthread_setspecific(xbt_self_thread_key, main_thread)))
THROWF(system_error, errcode,
- "pthread_setspecific failed for xbt_self_thread_key");
+ "Impossible to set the SimGrid identity descriptor to the main thread (pthread_setspecific failed)");
__xbt_running_ctx_fetch = _os_thread_get_running_ctx;
__xbt_ex_terminate = _os_thread_ex_terminate;
xbt_os_thread_t xbt_os_thread_self(void)
{
- xbt_os_thread_t res;
-
if (!thread_mod_inited)
return NULL;
- res = pthread_getspecific(xbt_self_thread_key);
-
- return res;
+ return pthread_getspecific(xbt_self_thread_key);
}
void xbt_os_thread_key_create(xbt_os_thread_key_t* key) {
void xbt_os_thread_mod_preinit(void)
{
xbt_self_thread_key = TlsAlloc();
+
+ xbt_os_thread_t main_thread = xbt_new0(s_xbt_os_thread_t, 1);
+ main_thread->name = (char *) "main";
+ main_thread->start_routine = NULL;
+ main_thread->param = NULL;
+
+ if (!TlsSetValue(xbt_self_thread_key, main_thread))
+ THROWF(system_error, (int)GetLastError(),
+ "Impossible to set the SimGrid identity descriptor to the main thread (TlsSetValue() failed)");
+
}
void xbt_os_thread_mod_postexit(void)
void *xbt_os_thread_get_extra_data(void)
{
- xbt_os_thread_t self = xbt_os_thread_self();
- return self? self->extra_data : NULL;
+ return xbt_os_thread_self()->extra_data;
}
xbt_os_rmutex_t xbt_os_rmutex_init(void)