Rename build-tools/ back to build/

build/pause/pause.c

@@ -0,0 +1,36 @@
+/*
+Copyright 2016 The Kubernetes Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+#include <signal.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+
+static void sigdown(int signo) {
+	psignal(signo, "shutting down, got signal");
+	exit(0);
+}
+
+int main() {
+	if (signal(SIGINT, sigdown) == SIG_ERR)
+		return 1;
+	if (signal(SIGTERM, sigdown) == SIG_ERR)
+		return 2;
+	signal(SIGKILL, sigdown);
+	for (;;) pause();
+	fprintf(stderr, "error: infinite loop terminated\n");
+	return 42;
+}