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-rw-r--r--debian/patches/libpthread_sigmask.patch46
1 files changed, 46 insertions, 0 deletions
diff --git a/debian/patches/libpthread_sigmask.patch b/debian/patches/libpthread_sigmask.patch
new file mode 100644
index 00000000..58c244a0
--- /dev/null
+++ b/debian/patches/libpthread_sigmask.patch
@@ -0,0 +1,46 @@
+* 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(-)
+
+diff --git a/libpthread/sysdeps/mach/hurd/pt-sigstate.c b/libpthread/sysdeps/mach/hurd/pt-sigstate.c
+index 68c79c5..51263ac 100644
+--- a/libpthread/sysdeps/mach/hurd/pt-sigstate.c
++++ b/libpthread/sysdeps/mach/hurd/pt-sigstate.c
+@@ -21,6 +21,7 @@
+ #include <assert.h>
+ #include <signal.h>
+ #include <hurd/signal.h>
++#include <hurd/msg.h>
+
+ #include <pt-internal.h>
+
+@@ -31,6 +32,7 @@ __pthread_sigstate (struct __pthread *thread, int how,
+ {
+ error_t err = 0;
+ struct hurd_sigstate *ss;
++ sigset_t pending;
+
+ ss = _hurd_thread_sigstate (thread->kernel_thread);
+ assert (ss);
+@@ -63,7 +65,14 @@ __pthread_sigstate (struct __pthread *thread, int how,
+ if (! err && clear_pending)
+ __sigemptyset (&ss->pending);
+
++ pending = ss->pending & ~ss->blocked;
++
+ __pthread_spin_unlock (&ss->lock);
+
++ 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;
+ }
+--
+1.7.1
+
+
+