X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/9f3e3ef528479ef8f4070e8ee161f9a4258d28ba..0c13871d73e933c1847faf8debea7b7745a3ff44:/include/xbt/xbt_os_thread.h diff --git a/include/xbt/xbt_os_thread.h b/include/xbt/xbt_os_thread.h index 31e5840049..7d7bd290d6 100644 --- a/include/xbt/xbt_os_thread.h +++ b/include/xbt/xbt_os_thread.h @@ -33,8 +33,11 @@ typedef DWORD xbt_os_thread_key_t; typedef pthread_key_t xbt_os_thread_key_t; #endif -/* Calls pthread_atfork() if present, and else does nothing. - * The only known user of this wrapper is mmalloc_preinit(); This function may disapear in the near future. +/** Calls pthread_atfork() if present, and raise an exception otherwise. + * + * The only known user of this wrapper is mmalloc_preinit(), but it is absolutely mandatory there: + * when used with tesh, mmalloc *must* be mutex protected and resistant to forks. + * This functionality is the only way to get it working (by ensuring that the mutex is consistently released on forks) */ XBT_PUBLIC(int) xbt_os_thread_atfork(void (*prepare)(void), void (*parent)(void), @@ -63,7 +66,7 @@ XBT_PUBLIC(void) xbt_os_thread_join(xbt_os_thread_t thread, XBT_PUBLIC(void) xbt_os_thread_yield(void); XBT_PUBLIC(void) xbt_os_thread_cancel(xbt_os_thread_t thread); XBT_PUBLIC(void *) xbt_os_thread_getparam(void); - +XBT_PUBLIC(void) xbt_os_thread_setstacksize(int stack_size); /** \brief Thread mutex data type (opaque structure) */ typedef struct xbt_os_mutex_ *xbt_os_mutex_t;