x86: i386-show-unhandled-signals-v3

[linux-2.6-block.git] / kernel / signal.c

diff --git a/kernel/signal.c b/kernel/signal.c
index 39d122753bac93eb7cfa62d0f2e2e451a4908dd5..ef8156a6aad519014c030f62e856302dacf045e7 100644 (file)
--- a/kernel/signal.c
+++ b/kernel/signal.c
@@ -255,6 +255,16 @@ flush_signal_handlers(struct task_struct *t, int force_default)
        }
 }
 
+int unhandled_signal(struct task_struct *tsk, int sig)
+{
+       if (is_init(tsk))
+               return 1;
+       if (tsk->ptrace & PT_PTRACED)
+               return 0;
+       return (tsk->sighand->action[sig-1].sa.sa_handler == SIG_IGN) ||
+               (tsk->sighand->action[sig-1].sa.sa_handler == SIG_DFL);
+}
+
 
 /* Notify the system that a driver wants to block all signals for this
  * process, and wants to be notified if any signals at all were to be