cvs-libpthread-sigstate

commit 6106225fdc09f013ec4f7b1d7ec82780061c8a14
Author: Samuel Thibault <samuel.thibault@ens-lyon.org>
Date:   Sun Jan 3 04:20:02 2016 +0100

    Do not block unmaskable signals

    * sysdeps/mach/hurd/pt-sigstate.c (__pthread_sigstate): Always remove
    _SIG_CANT_MASK from blocked signals, like sigprocmask does.

Gbp-Pq: Topic hurd-i386
Gbp-Pq: Name cvs-libpthread-sigstate.diff

diff --git a/libpthread/sysdeps/mach/hurd/pt-sigstate.c b/libpthread/sysdeps/mach/hurd/pt-sigstate.c
index 2af3e396e9159136ec0ecbefefaf7d2471a114be..74fd72a2c074c140107d87acc2fae2f64e4e5abd 100644 (file)
--- a/libpthread/sysdeps/mach/hurd/pt-sigstate.c
+++ b/libpthread/sysdeps/mach/hurd/pt-sigstate.c
@@ -43,24 +43,27 @@ __pthread_sigstate (struct __pthread *thread, int how,
     *oset = ss->blocked;
 
   if (set)
-    switch (how)
-      {
-      case SIG_BLOCK:
-       ss->blocked |= *set;
-       break;
-
-      case SIG_SETMASK:
-       ss->blocked = *set;
-       break;
-
-      case SIG_UNBLOCK:
-       ss->blocked &= ~*set;
-       break;
-
-      default:
-       err = EINVAL;
-       break;
-      }
+    {
+      switch (how)
+       {
+       case SIG_BLOCK:
+         ss->blocked |= *set;
+         break;
+
+       case SIG_SETMASK:
+         ss->blocked = *set;
+         break;
+
+       case SIG_UNBLOCK:
+         ss->blocked &= ~*set;
+         break;
+
+       default:
+         err = EINVAL;
+         break;
+       }
+      ss->blocked &= ~_SIG_CANT_MASK;
+    }
 
   if (! err && clear_pending)
     __sigemptyset (&ss->pending);