deps/hiredis updated to latest version.

Close #3687.

deps/hiredis/examples/example-qt.cpp

@@ -0,0 +1,46 @@
+#include <iostream>
+using namespace std;
+
+#include <QCoreApplication>
+#include <QTimer>
+
+#include "example-qt.h"
+
+void getCallback(redisAsyncContext *, void * r, void * privdata) {
+
+    redisReply * reply = static_cast<redisReply *>(r);
+    ExampleQt * ex = static_cast<ExampleQt *>(privdata);
+    if (reply == nullptr || ex == nullptr) return;
+
+    cout << "key: " << reply->str << endl;
+
+    ex->finish();
+}
+
+void ExampleQt::run() {
+
+    m_ctx = redisAsyncConnect("localhost", 6379);
+
+    if (m_ctx->err) {
+        cerr << "Error: " << m_ctx->errstr << endl;
+        redisAsyncFree(m_ctx);
+        emit finished();
+    }
+
+    m_adapter.setContext(m_ctx);
+
+    redisAsyncCommand(m_ctx, NULL, NULL, "SET key %s", m_value);
+    redisAsyncCommand(m_ctx, getCallback, this, "GET key");
+}
+
+int main (int argc, char **argv) {
+
+    QCoreApplication app(argc, argv);
+
+    ExampleQt example(argv[argc-1]);
+
+    QObject::connect(&example, SIGNAL(finished()), &app, SLOT(quit()));
+    QTimer::singleShot(0, &example, SLOT(run()));
+
+    return app.exec();
+}