[ISSUE #45]Fix unsafe code ,build warnings and format code style

CMakeLists.txt

@@ -139,6 +139,8 @@ set(CXX_FLAGS
  -fPIC
  -fno-strict-aliasing
  -std=c++11
+ -Wno-unused-local-typedef
+ -Wno-expansion-to-defined
  # -finline-limit=1000
  # -Wextra
  # -pedantic

include/DefaultMQProducer.h

@@ -97,7 +97,7 @@ class ROCKETMQCLIENT_API DefaultMQProducer : public MQProducer {
   int m_sendMsgTimeout;
   int m_compressMsgBodyOverHowmuch;
   int m_maxMessageSize;  //<! default:128K;
-  bool m_retryAnotherBrokerWhenNotStoreOK;
+  //bool m_retryAnotherBrokerWhenNotStoreOK;
   int m_compressLevel;
   int m_retryTimes;
 };

src/common/sync_http_client.h

@@ -15,7 +15,7 @@
  * limitations under the License.
  */
 #ifndef ROCKETMQ_CLIENT4CPP__SYNC_HTTP_CLIENT_H_
-#define ROCKETMQ_CLIENT4CPP_SYNC_HTTP_CLIENT_H_
+#define ROCKETMQ_CLIENT4CPP__SYNC_HTTP_CLIENT_H_
 
 #include <string>
 

src/consumer/DefaultMQPullConsumer.cpp

@@ -58,7 +58,8 @@ DefaultMQPullConsumer::~DefaultMQPullConsumer() {
 void DefaultMQPullConsumer::start() {
 #ifndef WIN32
   /* Ignore the SIGPIPE */
-  struct sigaction sa = {0};
+  struct sigaction sa;
+  memset(&sa,0, sizeof(struct sigaction));
   sa.sa_handler = SIG_IGN;
   sa.sa_flags = 0;
   sigaction(SIGPIPE, &sa, 0);