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Convert domain events example to new API

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Convert the domain events example program to use the new
events APIs for one of its callback registrations to demo the
new API and interoperability with the old API.

* examples/domain-events/events-c/event-test.c: Convert to
  new events API
This commit is contained in:
Daniel P. Berrange 2010-03-18 17:47:02 +00:00
parent 097e07a63a
commit 6bae6677c8
1 changed files with 20 additions and 19 deletions
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39
examples/domain-events/events-c/event-test.c
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@ -38,10 +38,6 @@ void *t_opaque = NULL;
/* Prototypes */
const char *eventToString(int event);
int myDomainEventCallback1 (virConnectPtr conn, virDomainPtr dom,
int event, int detail, void *opaque);
int myDomainEventCallback2 (virConnectPtr conn, virDomainPtr dom,
int event, int detail, void *opaque);
int myEventAddHandleFunc (int fd, int event,
virEventHandleCallback cb,
void *opaque,
@ -152,11 +148,11 @@ static const char *eventDetailToString(int event, int detail) {
return ret;
}
int myDomainEventCallback1 (virConnectPtr conn ATTRIBUTE_UNUSED,
virDomainPtr dom,
int event,
int detail,
void *opaque ATTRIBUTE_UNUSED)
static int myDomainEventCallback1(virConnectPtr conn ATTRIBUTE_UNUSED,
virDomainPtr dom,
int event,
int detail,
void *opaque ATTRIBUTE_UNUSED)
{
printf("%s EVENT: Domain %s(%d) %s %s\n", __func__, virDomainGetName(dom),
virDomainGetID(dom), eventToString(event),
@ -164,11 +160,11 @@ int myDomainEventCallback1 (virConnectPtr conn ATTRIBUTE_UNUSED,
return 0;
}
int myDomainEventCallback2 (virConnectPtr conn ATTRIBUTE_UNUSED,
virDomainPtr dom,
int event,
int detail,
void *opaque ATTRIBUTE_UNUSED)
static int myDomainEventCallback2(virConnectPtr conn ATTRIBUTE_UNUSED,
virDomainPtr dom,
int event,
int detail,
void *opaque ATTRIBUTE_UNUSED)
{
printf("%s EVENT: Domain %s(%d) %s %s\n", __func__, virDomainGetName(dom),
virDomainGetID(dom), eventToString(event),
@ -293,6 +289,7 @@ int main(int argc, char **argv)
int sts;
int callback1ret = -1;
int callback2ret = -1;
struct sigaction action_stop = {
.sa_handler = stop
};
@ -310,7 +307,7 @@ int main(int argc, char **argv)
myEventRemoveTimeoutFunc);
virConnectPtr dconn = NULL;
dconn = virConnectOpen (argv[1] ? argv[1] : NULL);
dconn = virConnectOpenReadOnly (argv[1] ? argv[1] : NULL);
if (!dconn) {
printf("error opening\n");
return -1;
@ -324,10 +321,14 @@ int main(int argc, char **argv)
/* Add 2 callbacks to prove this works with more than just one */
callback1ret = virConnectDomainEventRegister(dconn, myDomainEventCallback1,
strdup("callback 1"), myFreeFunc);
callback2ret = virConnectDomainEventRegister(dconn, myDomainEventCallback2,
strdup("callback 2"), myFreeFunc);
callback2ret = virConnectDomainEventRegisterAny(dconn,
NULL,
VIR_DOMAIN_EVENT_ID_LIFECYCLE,
VIR_DOMAIN_EVENT_CALLBACK(myDomainEventCallback2),
strdup("callback 2"), myFreeFunc);
if ((callback1ret == 0) && (callback2ret == 0) ) {
if ((callback1ret != -1) &&
(callback2ret != -1)) {
while(run) {
struct pollfd pfd = { .fd = h_fd,
.events = h_event,
@ -364,7 +365,7 @@ int main(int argc, char **argv)
DEBUG0("Deregistering event handlers");
virConnectDomainEventDeregister(dconn, myDomainEventCallback1);
virConnectDomainEventDeregister(dconn, myDomainEventCallback2);
virConnectDomainEventDeregisterAny(dconn, callback2ret);
}