From 31c91408efe53623e2e523fa9e5aed7a5b91af21 Mon Sep 17 00:00:00 2001
From: Kristján Valur Jónsson <sweskman@gmail.com>
Date: Sat, 27 Mar 2021 14:19:07 +0000
Subject: Polling adapter and example

---
 examples/example-poll.c | 62 +++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 62 insertions(+)
 create mode 100644 examples/example-poll.c

(limited to 'examples')

diff --git a/examples/example-poll.c b/examples/example-poll.c
new file mode 100644
index 0000000..954673d
--- /dev/null
+++ b/examples/example-poll.c
@@ -0,0 +1,62 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <signal.h>
+#include <unistd.h>
+
+#include <async.h>
+#include <adapters/poll.h>
+
+/* Put in the global scope, so that loop can be explicitly stopped */
+static int exit_loop = 0;
+
+void getCallback(redisAsyncContext *c, void *r, void *privdata) {
+    redisReply *reply = r;
+    if (reply == NULL) return;
+    printf("argv[%s]: %s\n", (char*)privdata, reply->str);
+
+    /* Disconnect after receiving the reply to GET */
+    redisAsyncDisconnect(c);
+}
+
+void connectCallback(const redisAsyncContext *c, int status) {
+    if (status != REDIS_OK) {
+        printf("Error: %s\n", c->errstr);
+        exit_loop = 1;
+        return;
+    }
+
+    printf("Connected...\n");
+}
+
+void disconnectCallback(const redisAsyncContext *c, int status) {
+    exit_loop = 1;
+    if (status != REDIS_OK) {
+        printf("Error: %s\n", c->errstr);
+        return;
+    }
+
+    printf("Disconnected...\n");
+}
+
+int main (int argc, char **argv) {
+    signal(SIGPIPE, SIG_IGN);
+
+    redisAsyncContext *c = redisAsyncConnect("127.0.0.1", 6379);
+    if (c->err) {
+        /* Let *c leak for now... */
+        printf("Error: %s\n", c->errstr);
+        return 1;
+    }
+
+    redisPollAttach(c);
+    redisAsyncSetConnectCallback(c,connectCallback);
+    redisAsyncSetDisconnectCallback(c,disconnectCallback);
+    redisAsyncCommand(c, NULL, NULL, "SET key %b", argv[argc-1], strlen(argv[argc-1]));
+    redisAsyncCommand(c, getCallback, (char*)"end-1", "GET key");
+    while (!exit_loop)
+    {
+        redisPollTick(c, 0.1);
+    }
+    return 0;
+}
-- 
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