1 #include "pthread_impl.h" 2 #include "lock.h" 3 pthread_kill(pthread_t t,int sig)4 int pthread_kill(pthread_t t, int sig) 5 { 6 int r; 7 LOCK(t->killlock); 8 r = t->tid ? -__syscall(SYS_tkill, t->tid, sig) 9 : (sig+0U >= _NSIG ? EINVAL : 0); 10 UNLOCK(t->killlock); 11 return r; 12 } 13