1 files changed, 74 insertions, 0 deletions
diff --git a/gnuradio-runtime/lib/local_sighandler.h b/gnuradio-runtime/lib/local_sighandler.h
new file mode 100644
index 0000000000..bd322e5b00
--- /dev/null
+++ b/gnuradio-runtime/lib/local_sighandler.h
@@ -0,0 +1,74 @@
+/* -*- c++ -*- */
+/*
+ * Copyright 2004,2013 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 <gnuradio/api.h>
+#include <string>
+
+namespace gr {
+
+  /*!
+   * \brief Get and set signal handler.
+   *
+   * \ingroup internal
+   * Constructor installs new handler, destructor reinstalls
+   * original value.
+   */
+  class GR_RUNTIME_API local_sighandler
+  {
+  private:
+    int d_signum;
+#ifdef HAVE_SIGACTION
+    struct sigaction d_old_action;
+#endif
+
+  public:
+    local_sighandler(int signum, void (*new_handler)(int));
+    ~local_sighandler();
+
+    /* throw gr_signal (signum) */
+    static void throw_signal(int signum);
+  };
+
+  /*!
+   * \brief Representation of signal.
+   */
+  class GR_RUNTIME_API signal
+  {
+  private:
+    int d_signum;
+
+  public:
+    signal(int signum) : d_signum(signum) {}
+    int signum() const { return d_signum; }
+    std::string name() const;
+  };
+
+} /* namespace gr */
+
+#endif /* INCLUDED_GR_LOCAL_SIGHANDLER_H */