diff options
Diffstat (limited to 'src/thread/pthread_create.c')
-rw-r--r-- | src/thread/pthread_create.c | 16 |
1 files changed, 12 insertions, 4 deletions
diff --git a/src/thread/pthread_create.c b/src/thread/pthread_create.c index c170a999..1a47ed15 100644 --- a/src/thread/pthread_create.c +++ b/src/thread/pthread_create.c @@ -119,7 +119,15 @@ static int start(void *p) if (self->unblock_cancel) __syscall(SYS_rt_sigprocmask, SIG_UNBLOCK, SIGPT_SET, 0, _NSIG/8); - pthread_exit(self->start(self->start_arg)); + __pthread_exit(self->start(self->start_arg)); + return 0; +} + +static int start_c11(void *p) +{ + pthread_t self = p; + int (*start)(void*) = (int(*)(void*)) self->start; + __pthread_exit((void *)(uintptr_t)start(self->start_arg)); return 0; } @@ -145,7 +153,7 @@ void *__copy_tls(unsigned char *); int __pthread_create(pthread_t *restrict res, const pthread_attr_t *restrict attrp, void *(*entry)(void *), void *restrict arg) { - int ret; + int ret, c11 = (attrp == __ATTRP_C11_THREAD); size_t size, guard; struct pthread *self, *new; unsigned char *map = 0, *stack = 0, *tsd = 0, *stack_limit; @@ -167,7 +175,7 @@ int __pthread_create(pthread_t *restrict res, const pthread_attr_t *restrict att self->tsd = (void **)__pthread_tsd_main; libc.threaded = 1; } - if (attrp) attr = *attrp; + if (attrp && !c11) attr = *attrp; __acquire_ptc(); @@ -234,7 +242,7 @@ int __pthread_create(pthread_t *restrict res, const pthread_attr_t *restrict att new->canary = self->canary; a_inc(&libc.threads_minus_1); - ret = __clone(start, stack, flags, new, &new->tid, TP_ADJ(new), &new->tid); + ret = __clone((c11 ? start_c11 : start), stack, flags, new, &new->tid, TP_ADJ(new), &new->tid); __release_ptc(); |