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Kernel: Allow any signal flags and support SA_RESETHAND

This commit is contained in:
Bananymous 2025-08-05 00:08:32 +03:00
parent 5940e912b3
commit a51b589bc9
2 changed files with 10 additions and 10 deletions
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7
kernel/kernel/Process.cpp
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@ -2505,14 +2505,7 @@ namespace Kernel
*oact = m_signal_handlers[signal]; *oact = m_signal_handlers[signal];
if (act) if (act)
{
if (act->sa_flags & ~(SA_RESTART))
{
dwarnln("TODO: sigaction({}, {H})", signal, act->sa_flags);
return BAN::Error::from_errno(ENOTSUP);
}
m_signal_handlers[signal] = *act; m_signal_handlers[signal] = *act;
}
return 0; return 0;
} }

13
kernel/kernel/Thread.cpp
View File

@ -507,9 +507,16 @@ namespace Kernel
bool has_sa_restart; bool has_sa_restart;
{ {
SpinLockGuard _(m_process->m_signal_lock); SpinLockGuard _(m_process->m_signal_lock);
ASSERT(!(m_process->m_signal_handlers[signal].sa_flags & SA_SIGINFO));
signal_handler = (vaddr_t)m_process->m_signal_handlers[signal].sa_handler; auto& handler = m_process->m_signal_handlers[signal];
has_sa_restart = !!(m_process->m_signal_handlers[signal].sa_flags & SA_RESTART);
ASSERT(!(handler.sa_flags & SA_SIGINFO));
signal_handler = reinterpret_cast<vaddr_t>(handler.sa_handler);
if (handler.sa_flags & SA_RESETHAND)
handler.sa_handler = SIG_DFL;
has_sa_restart = !!(handler.sa_flags & SA_RESTART);
} }
m_signal_pending_mask &= ~(1ull << signal); m_signal_pending_mask &= ~(1ull << signal);