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* libpthread/sysdeps/mach/hurd/pt-sigstate.c (__pthread_sigstate): Wake up the message
thread if any pending signals have been unblocked (code grabbed from glibc).
---
libpthread/sysdeps/mach/hurd/pt-sigstate.c | 9 +++++++++
1 files changed, 9 insertions(+), 0 deletions(-)
Index: hurd/libpthread/sysdeps/mach/hurd/pt-sigstate.c
===================================================================
--- hurd.orig/libpthread/sysdeps/mach/hurd/pt-sigstate.c 2011-05-29 15:23:30.000000000 +0000
+++ hurd/libpthread/sysdeps/mach/hurd/pt-sigstate.c 2011-06-10 04:53:53.000000000 +0000
@@ -21,6 +21,7 @@
#include <assert.h>
#include <signal.h>
#include <hurd/signal.h>
+#include <hurd/msg.h>
#include <pt-internal.h>
@@ -31,11 +32,12 @@
{
error_t err = 0;
struct hurd_sigstate *ss;
+ sigset_t pending;
ss = _hurd_thread_sigstate (thread->kernel_thread);
assert (ss);
- __pthread_spin_lock (&ss->lock);
+ _hurd_sigstate_lock (ss);
if (oset)
*oset = ss->blocked;
@@ -63,7 +65,13 @@
if (! err && clear_pending)
__sigemptyset (&ss->pending);
- __pthread_spin_unlock (&ss->lock);
+ pending = _hurd_sigstate_pending (ss) & ~ss->blocked;
+ _hurd_sigstate_unlock (ss);
+
+ if (! err && pending)
+ /* Send a message to the signal thread so it
+ will wake up and check for pending signals. */
+ __msg_sig_post (_hurd_msgport, 0, 0, __mach_task_self ());
return err;
}
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