Improvements to language binding facilities. Add custom signal handler

src/Signals.cpp

@@ -0,0 +1,70 @@
+/*
+ * Copyright (c)2013-2021 ZeroTier, Inc.
+ *
+ * Use of this software is governed by the Business Source License included
+ * in the LICENSE.TXT file in the project's root directory.
+ *
+ * Change Date: 2025-01-01
+ *
+ * On the date above, in accordance with the Business Source License, use
+ * of this software will be governed by version 2.0 of the Apache License.
+ */
+/****/
+
+/**
+ * @file
+ *
+ * Custom signal handler
+ */
+
+#include "ZeroTierSockets.h"
+#include "Signals.hpp"
+
+#ifdef ZTS_ENABLE_CUSTOM_SIGNAL_HANDLERS
+
+#include <signal.h>
+#include <execinfo.h>
+#include <cstdlib>
+
+void _signal_handler(int signal)
+{
+	/*
+	switch(signal)
+	{
+	case SIGINT:
+		fprintf(stderr, "SIGINT\n");
+		break;
+	case SIGABRT:
+		fprintf(stderr, "SIGABRT\n");
+		break;
+	case SIGILL:
+		fprintf(stderr, "SIGILL\n");
+		break;
+	case SIGSEGV:
+		fprintf(stderr, "SIGSEGV\n");
+		break;
+	case SIGFPE:
+		fprintf(stderr, "SIGFPE\n");
+		break;
+	case SIGTERM:
+	default:
+		fprintf(stderr, "SIGTERM\n");
+		break;
+	}
+	*/
+	exit(signal);
+}
+
+void _install_signal_handlers()
+{
+	signal(SIGINT, &_signal_handler);
+	/*
+	signal(SIGABRT, &_signal_handler);
+	signal(SIGFPE, &_signal_handler);
+	signal(SIGILL, &_signal_handler);
+	signal(SIGSEGV, &_signal_handler);
+	signal(SIGTERM, &_signal_handler);
+	*/
+}
+
+#endif