diff options
Diffstat (limited to 'lib/libkse/thread/thr_create.c')
| -rw-r--r-- | lib/libkse/thread/thr_create.c | 43 |
1 files changed, 8 insertions, 35 deletions
diff --git a/lib/libkse/thread/thr_create.c b/lib/libkse/thread/thr_create.c index 5211cb0..0e72e96 100644 --- a/lib/libkse/thread/thr_create.c +++ b/lib/libkse/thread/thr_create.c @@ -121,27 +121,12 @@ _pthread_create(pthread_t * thread, const pthread_attr_t * attr, */ new_thread->magic = PTHREAD_MAGIC; - /* Initialise the thread for signals: */ - new_thread->sigmask = curthread->sigmask; - new_thread->sigmask_seqno = 0; - - /* Initialize the signal frame: */ - new_thread->curframe = NULL; - - /* Initialise the jump buffer: */ - _setjmp(new_thread->ctx.jb); - - /* - * Set up new stack frame so that it looks like it - * returned from a longjmp() to the beginning of - * _thread_start(). - */ - SET_RETURN_ADDR_JB(new_thread->ctx.jb, _thread_start); - - /* The stack starts high and builds down: */ - SET_STACK_JB(new_thread->ctx.jb, - (long)new_thread->stack + pattr->stacksize_attr - - sizeof(double)); + /* Initialise the machine context: */ + getcontext(&new_thread->ctx); + new_thread->ctx.uc_stack.ss_sp = new_thread->stack; + new_thread->ctx.uc_stack.ss_size = + pattr->stacksize_attr; + makecontext(&new_thread->ctx, _thread_start, 1); /* Copy the thread attributes: */ memcpy(&new_thread->attr, pattr, sizeof(struct pthread_attr)); @@ -182,8 +167,6 @@ _pthread_create(pthread_t * thread, const pthread_attr_t * attr, new_thread->specific = NULL; new_thread->cleanup = NULL; new_thread->flags = 0; - new_thread->poll_data.nfds = 0; - new_thread->poll_data.fds = NULL; new_thread->continuation = NULL; /* @@ -224,18 +207,8 @@ _pthread_create(pthread_t * thread, const pthread_attr_t * attr, /* Return a pointer to the thread structure: */ (*thread) = new_thread; - if (f_gc != 0) { - /* Install the scheduling timer: */ - itimer.it_interval.tv_sec = 0; - itimer.it_interval.tv_usec = _clock_res_usec; - itimer.it_value = itimer.it_interval; - if (setitimer(_ITIMER_SCHED_TIMER, &itimer, - NULL) != 0) - PANIC("Cannot set interval timer"); - } - /* Schedule the new user thread: */ - _thread_kern_sched(NULL); + _thread_kern_sched(); /* * Start a garbage collector thread @@ -257,7 +230,7 @@ _thread_start(void) { struct pthread *curthread = _get_curthread(); - /* We just left the scheduler via longjmp: */ + /* We just left the scheduler via swapcontext: */ _thread_kern_in_sched = 0; /* Run the current thread's start routine with argument: */ |
