1 files changed, 65 insertions, 0 deletions
diff --git a/gnuradio-runtime/lib/gr_local_sighandler.h b/gnuradio-runtime/lib/gr_local_sighandler.h
new file mode 100644
index 0000000000..a49ee031ca
--- /dev/null
+++ b/gnuradio-runtime/lib/gr_local_sighandler.h
@@ -0,0 +1,65 @@
+/* -*- c++ -*- */
+/*
+ * Copyright 2004 Free Software Foundation, Inc.
+ *
+ * This file is part of GNU Radio
+ *
+ * GNU Radio is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 3, or (at your option)
+ * any later version.
+ *
+ * GNU Radio 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with GNU Radio; see the file COPYING.  If not, write to
+ * the Free Software Foundation, Inc., 51 Franklin Street,
+ * Boston, MA 02110-1301, USA.
+ */
+
+#ifndef INCLUDED_GR_LOCAL_SIGHANDLER_H
+#define INCLUDED_GR_LOCAL_SIGHANDLER_H
+
+#ifdef HAVE_SIGNAL_H
+#include <signal.h>
+#endif
+
+#include <gr_runtime_api.h>
+#include <string>
+
+/*!
+ * \brief Get and set signal handler.
+ *
+ * \ingroup internal
+ * Constructor installs new handler, destructor reinstalls
+ * original value.
+ */
+class GR_RUNTIME_API gr_local_sighandler {
+  int			d_signum;
+#ifdef HAVE_SIGACTION
+  struct sigaction	d_old_action;
+#endif
+public:
+  gr_local_sighandler (int signum, void (*new_handler)(int));
+  ~gr_local_sighandler ();
+
+  /* throw gr_signal (signum) */
+  static void throw_signal (int signum);
+};
+
+/*!
+ * \brief Representation of signal.
+ */
+class GR_RUNTIME_API gr_signal
+{
+  int	d_signum;
+public:
+  gr_signal (int signum) : d_signum (signum) {}
+  int signal () const { return d_signum; }
+  std::string name () const;
+};
+
+#endif /* INCLUDED_GR_LOCAL_SIGHANDLER_H */