Fix: rculfhash worker needs to unblock to SIGRCU

[urcu.git] / include / urcu / static / urcu-signal-nr.h

diff --git a/include/urcu/static/urcu-signal-nr.h b/include/urcu/static/urcu-signal-nr.h
new file mode 100644 (file)
index 0000000..a488f3a
--- /dev/null
+++ b/include/urcu/static/urcu-signal-nr.h
@@ -0,0 +1,42 @@
+#ifndef _STATIC_URCU_SIGNAL_NR_H
+#define _STATIC_URCU_SIGNAL_NR_H
+
+/*
+ * static/urcu-signal-nr.h
+ *
+ * Userspace RCU header.
+ *
+ * Copyright (c) 2009 Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
+ * Copyright (c) 2009 Paul E. McKenney, IBM Corporation.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ *
+ * IBM's contributions to this file may be relicensed under LGPLv2 or later.
+ */
+
+/*
+ * The signal number used by the RCU library can be overridden with
+ * -DSIGRCU= when compiling the library.
+ * Provide backward compatibility for liburcu 0.3.x SIGURCU.
+ */
+#ifdef SIGURCU
+#define SIGRCU SIGURCU
+#endif
+
+#ifndef SIGRCU
+#define SIGRCU SIGUSR1
+#endif
+
+#endif /* _STATIC_URCU_SIGNAL_NR_H */