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aluiken edited this page Mar 1, 2012
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Welcome to the hiredis wiki!
async pub sub example with libevent
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <signal.h>
#include "hiredis/hiredis.h"
#include "hiredis/async.h"
#include "hiredis/adapters/libevent.h"
void onMessage(redisAsyncContext *c, void *reply, void *privdata) {
redisReply *r = reply;
if (reply == NULL) return;
if (r->type == REDIS_REPLY_ARRAY) {
for (int j = 0; j < r->elements; j++) {
printf("%u) %s\n", j, r->element[j]->str);
}
}
}
int main (int argc, char **argv) {
signal(SIGPIPE, SIG_IGN);
struct event_base *base = event_base_new();
redisAsyncContext *c = redisAsyncConnect("127.0.0.1", 6379);
if (c->err) {
printf("error: %s\n", c->errstr);
return 1;
}
redisLibeventAttach(c, base);
redisAsyncCommand(c, onMessage, NULL, "SUBSCRIBE testtopic");
event_base_dispatch(base);
return 0;
}