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Diffstat (limited to 'ipc/chromium/src/third_party/libevent/sample/time-test.c')
-rw-r--r--ipc/chromium/src/third_party/libevent/sample/time-test.c107
1 files changed, 107 insertions, 0 deletions
diff --git a/ipc/chromium/src/third_party/libevent/sample/time-test.c b/ipc/chromium/src/third_party/libevent/sample/time-test.c
new file mode 100644
index 000000000..77d4e206a
--- /dev/null
+++ b/ipc/chromium/src/third_party/libevent/sample/time-test.c
@@ -0,0 +1,107 @@
+/*
+ * XXX This sample code was once meant to show how to use the basic Libevent
+ * interfaces, but it never worked on non-Unix platforms, and some of the
+ * interfaces have changed since it was first written. It should probably
+ * be removed or replaced with something better.
+ *
+ * Compile with:
+ * cc -I/usr/local/include -o time-test time-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>
+#endif
+#include <time.h>
+#ifdef _EVENT_HAVE_SYS_TIME_H
+#include <sys/time.h>
+#endif
+#include <fcntl.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include <errno.h>
+
+#include <event2/event.h>
+#include <event2/event_struct.h>
+#include <event2/util.h>
+
+#ifdef WIN32
+#include <winsock2.h>
+#endif
+
+struct timeval lasttime;
+
+int event_is_persistent;
+
+static void
+timeout_cb(evutil_socket_t fd, short event, void *arg)
+{
+ struct timeval newtime, difference;
+ struct event *timeout = arg;
+ double elapsed;
+
+ evutil_gettimeofday(&newtime, NULL);
+ evutil_timersub(&newtime, &lasttime, &difference);
+ elapsed = difference.tv_sec +
+ (difference.tv_usec / 1.0e6);
+
+ printf("timeout_cb called at %d: %.3f seconds elapsed.\n",
+ (int)newtime.tv_sec, elapsed);
+ lasttime = newtime;
+
+ if (! event_is_persistent) {
+ struct timeval tv;
+ evutil_timerclear(&tv);
+ tv.tv_sec = 2;
+ event_add(timeout, &tv);
+ }
+}
+
+int
+main(int argc, char **argv)
+{
+ struct event timeout;
+ struct timeval tv;
+ struct event_base *base;
+ int flags;
+
+#ifdef WIN32
+ WORD wVersionRequested;
+ WSADATA wsaData;
+
+ wVersionRequested = MAKEWORD(2, 2);
+
+ (void)WSAStartup(wVersionRequested, &wsaData);
+#endif
+
+ if (argc == 2 && !strcmp(argv[1], "-p")) {
+ event_is_persistent = 1;
+ flags = EV_PERSIST;
+ } else {
+ event_is_persistent = 0;
+ flags = 0;
+ }
+
+ /* Initalize the event library */
+ base = event_base_new();
+
+ /* Initalize one event */
+ event_assign(&timeout, base, -1, flags, timeout_cb, (void*) &timeout);
+
+ evutil_timerclear(&tv);
+ tv.tv_sec = 2;
+ event_add(&timeout, &tv);
+
+ evutil_gettimeofday(&lasttime, NULL);
+
+ event_base_dispatch(base);
+
+ return (0);
+}
+