this code in sigaction was the only place where sizeof was being
applied to the kernel sigaction's mask member to get the size argument
to pass to the kernel. everywhere else, _NSIG/8 is used for this
purpose.
ksa.handler = sa->sa_handler;
ksa.flags = sa->sa_flags | SA_RESTORER;
ksa.restorer = (sa->sa_flags & SA_SIGINFO) ? __restore_rt : __restore;
ksa.handler = sa->sa_handler;
ksa.flags = sa->sa_flags | SA_RESTORER;
ksa.restorer = (sa->sa_flags & SA_SIGINFO) ? __restore_rt : __restore;
- memcpy(&ksa.mask, &sa->sa_mask, sizeof ksa.mask);
+ memcpy(&ksa.mask, &sa->sa_mask, _NSIG/8);
- int r = __syscall(SYS_rt_sigaction, sig, sa?&ksa:0, old?&ksa_old:0, sizeof ksa.mask);
+ int r = __syscall(SYS_rt_sigaction, sig, sa?&ksa:0, old?&ksa_old:0, _NSIG/8);
if (sig == SIGABRT && sa && sa->sa_handler != SIG_DFL) {
UNLOCK(__abort_lock);
__restore_sigs(&set);
if (sig == SIGABRT && sa && sa->sa_handler != SIG_DFL) {
UNLOCK(__abort_lock);
__restore_sigs(&set);
if (old && !r) {
old->sa_handler = ksa_old.handler;
old->sa_flags = ksa_old.flags;
if (old && !r) {
old->sa_handler = ksa_old.handler;
old->sa_flags = ksa_old.flags;
- memcpy(&old->sa_mask, &ksa_old.mask, sizeof ksa_old.mask);
+ memcpy(&old->sa_mask, &ksa_old.mask, _NSIG/8);
}
return __syscall_ret(r);
}
}
return __syscall_ret(r);
}