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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-15 18:02:34 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-15 18:02:34 +0000
commitfadeddfbb2aa38a980dd959b5ec1ffba7afd43cb (patch)
treea7bde6111c84ea64619656a38fba50909fa0bf60 /libevent/sample/signal-test.c
parentInitial commit. (diff)
downloadlldpd-fadeddfbb2aa38a980dd959b5ec1ffba7afd43cb.tar.xz
lldpd-fadeddfbb2aa38a980dd959b5ec1ffba7afd43cb.zip
Adding upstream version 1.0.18.upstream/1.0.18upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r--libevent/sample/signal-test.c83
1 files changed, 83 insertions, 0 deletions
diff --git a/libevent/sample/signal-test.c b/libevent/sample/signal-test.c
new file mode 100644
index 0000000..4aef420
--- /dev/null
+++ b/libevent/sample/signal-test.c
@@ -0,0 +1,83 @@
+/*
+ * Compile with:
+ * cc -I/usr/local/include -o signal-test \
+ * signal-test.c -L/usr/local/lib -levent
+ */
+
+#include <sys/types.h>
+
+#include <event2/event-config.h>
+
+#include <sys/stat.h>
+#ifndef _WIN32
+#include <sys/queue.h>
+#include <unistd.h>
+#include <sys/time.h>
+#else
+#include <winsock2.h>
+#include <windows.h>
+#endif
+#include <signal.h>
+#include <fcntl.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include <errno.h>
+
+#include <event2/event.h>
+
+int called = 0;
+
+static void
+signal_cb(evutil_socket_t fd, short event, void *arg)
+{
+ struct event *signal = arg;
+
+ printf("signal_cb: got signal %d\n", event_get_signal(signal));
+
+ if (called >= 2)
+ event_del(signal);
+
+ called++;
+}
+
+int
+main(int argc, char **argv)
+{
+ struct event *signal_int = NULL;
+ struct event_base* base;
+ int ret = 0;
+#ifdef _WIN32
+ WORD wVersionRequested;
+ WSADATA wsaData;
+
+ wVersionRequested = MAKEWORD(2, 2);
+
+ (void) WSAStartup(wVersionRequested, &wsaData);
+#endif
+
+ /* Initialize the event library */
+ base = event_base_new();
+ if (!base) {
+ ret = 1;
+ goto out;
+ }
+
+ /* Initialize one event */
+ signal_int = evsignal_new(base, SIGINT, signal_cb, event_self_cbarg());
+ if (!signal_int) {
+ ret = 2;
+ goto out;
+ }
+ event_add(signal_int, NULL);
+
+ event_base_dispatch(base);
+
+out:
+ if (signal_int)
+ event_free(signal_int);
+ if (base)
+ event_base_free(base);
+ return ret;
+}
+