diff --git a/CMakeLists.txt b/CMakeLists.txt
index cb9b8ebd..e08dfe0a 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -11,14 +11,15 @@ set(CMAKE_MACOSX_RPATH 0)
 set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall")
 set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -g")
 
-set(CMAKE_INSTALL_PREFIX /opt/MESA/lib)
+set(CMAKE_INSTALL_PREFIX /opt/MESA)
 set(SUPPORT_INSTALL_PREFIX /usr/local/lib64)
 
 add_subdirectory(support) 
 add_subdirectory(src) 
 
-install(FILES ${CMAKE_CURRENT_BINARY_DIR}/src/libhso-client-cpp.so DESTINATION ${CMAKE_INSTALL_PREFIX} COMPONENT PROFILE)
-install(FILES ${CMAKE_CURRENT_BINARY_DIR}/src/libhos-client-cpp.a DESTINATION ${CMAKE_INSTALL_PREFIX} COMPONENT PROFILE)
+install(FILES ${CMAKE_CURRENT_BINARY_DIR}/src/libhos-client-cpp.so DESTINATION ${CMAKE_INSTALL_PREFIX}/lib COMPONENT PROFILE)
+install(FILES ${CMAKE_CURRENT_SOURCE_DIR}/src/hos_client.h DESTINATION ${CMAKE_INSTALL_PREFIX}/include COMPONENT PROFILE)
+#install(FILES ${CMAKE_CURRENT_BINARY_DIR}/src/libhos-client-cpp.a DESTINATION ${CMAKE_INSTALL_PREFIX} COMPONENT PROFILE)
 
 #include(Package)
 
diff --git a/example/CMakeLists.txt b/example/CMakeLists.txt
index b9a3f2a9..fb6a20e0 100644
--- a/example/CMakeLists.txt
+++ b/example/CMakeLists.txt
@@ -5,9 +5,9 @@ project(singleThread)
 SET(CMAKE_BUILD_TYPE Debug)
 link_directories(/usr/local/lib64/)
 link_directories(/opt/MESA/lib/)
-link_libraries(hos_client_cpp)
-#set(EXECUTABLE_OUTPUT_PATH ${PROJECT_SOURCE_DIR})
-add_executable(singleThread single_thread.cpp)
-target_link_libraries(singleThread hos_client_cpp)
+link_libraries(hos-client-cpp)
+include_directories(/opt/MESA/include)
+
+add_executable(singleThread single_thread.cpp)
+target_link_libraries(singleThread hos-client-cpp)
 
-#install(TARGETS singleThread DESTINATION ${CMAKE_CURRENT_SOURCE_DIR})
diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index bd543f89..4b0f8e99 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -1,6 +1,6 @@
 cmake_minimum_required(VERSION 3.5)
 
-SET(lib_name hos_client_cpp)
+#SET(lib_name hos_client_cpp)
 SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -shared -fPIC -std=c++11")
 SET(CMAKE_BUILD_TYPE Debug)
 
@@ -10,6 +10,7 @@ add_library(${lib_name}_shared SHARED hos_client.cpp hos_hash.cpp)
 target_link_libraries(${lib_name}_shared libaws-cpp-sdk-s3.so libaws-cpp-sdk-core.so)
 set_target_properties(${lib_name}_shared PROPERTIES OUTPUT_NAME ${lib_name})
 
-install(TARGETS ${lib_name}_shared LIBRARY DESTINATION /opt/MESA/lib)
+add_dependencies(${lib_name}_shared aws-sdk-cpp-master-static)
+#install(TARGETS ${lib_name}_shared LIBRARY DESTINATION /opt/MESA/lib)
 
-#install(TARGETS ${lib_name}_shared LIBRARY DESTINATION ${CMAKE_INSTALL_PREFIX}/lib COMPONENT LIBRARIES)
+install(TARGETS ${lib_name}_shared LIBRARY DESTINATION ${CMAKE_INSTALL_PREFIX}/lib COMPONENT LIBRARIES)
diff --git a/src/hos_client.cpp b/src/hos_client.cpp
index 8e1203db..7c19b8d6 100644
--- a/src/hos_client.cpp
+++ b/src/hos_client.cpp
@@ -23,7 +23,7 @@ typedef struct hos_client_handle_s
 {
     Aws::S3::S3Client *S3Client;
     size_t append_size;
-    int thread_sum;
+    size_t thread_sum;
     Aws::Vector<Aws::S3::Model::Bucket> buckets;
 }hos_client_handle_t;
 
@@ -55,7 +55,7 @@ static void PutObjectAsyncFinished(const Aws::S3::S3Client* S3Client,
     }
     const Aws::String& uuid = context->GetUUID();
     size_t thread_id, fd;
-    sscanf(uuid.c_str(), "%llu %llu", &thread_id, &fd);
+    sscanf(uuid.c_str(), "%lu %lu", &thread_id, &fd);
     hos_info_t *hos_info = find_info_by_fd(hash_hos_info[thread_id], fd);
     //put_finished_callback& callback = *(put_finished_callback *)hos_info->callback;
     put_finished_callback callback = (put_finished_callback)hos_info->callback;
@@ -64,7 +64,6 @@ static void PutObjectAsyncFinished(const Aws::S3::S3Client* S3Client,
 
 hos_client_handle hos_client_create(const char *endpoint, const char *accesskeyid, const char *secretkey, size_t thread_sum)
 {
-    int i;
     if (!endpoint || !accesskeyid || !secretkey || thread_sum > MAX_THREAD_NUM)
     {
         return NULL;
@@ -193,7 +192,7 @@ static int hos_upload_stream(hos_client_handle handle, const char *bucket, const
     //设置回调函数
     std::shared_ptr<Aws::Client::AsyncCallerContext> context = 
         Aws::MakeShared<Aws::Client::AsyncCallerContext>("");
-    sprintf(buf, "%ld %d", thread_id, fd);
+    sprintf(buf, "%lu %lu", thread_id, fd);
     context->SetUUID(buf);
     
     hos_info_t info = {fd, 0, handle, bucket, object, (void *)callback, userdata, };
@@ -292,7 +291,7 @@ int hos_write(size_t fd, const char *stream, size_t stream_len, size_t thread_id
     //设置回调函数
     std::shared_ptr<Aws::Client::AsyncCallerContext> context = 
         Aws::MakeShared<Aws::Client::AsyncCallerContext>("");
-    sprintf(buf, "%ld %d", thread_id, fd);
+    sprintf(buf, "%lu %lu", thread_id, fd);
     context->SetUUID(buf);
     
     S3Client.PutObjectAsync(request, PutObjectAsyncFinished, context);
@@ -313,7 +312,7 @@ int hos_close_fd(size_t fd, size_t thread_id)
 
 int hos_client_destory(hos_client_handle handle)
 {
-    int i = 0;
+    size_t i = 0;
     if (handle == NULL)
     {
         return HOS_PARAMETER_ERROR;
diff --git a/support/CMakeLists.txt b/support/CMakeLists.txt
index 86790294..f68d958a 100644
--- a/support/CMakeLists.txt
+++ b/support/CMakeLists.txt
@@ -2,24 +2,23 @@ include(ExternalProject)
 
 set(AWSS3_ROOT            ${CMAKE_CURRENT_BINARY_DIR})
 set(AWSS3_URL             ${CMAKE_CURRENT_SOURCE_DIR}/aws-sdk-cpp-master.zip)
-set(AWSS3_URL_MD5         a8416a80b15f573e7ac790ca354c8c71)
-set(AWSS3_CONFIGURE       cd ${AWSS3_ROOT}/aws-sdk-cpp-master/ && mkdir build)
-set(AWSS3_MAKE            cd ${AWSS3_ROOT}/aws-sdk-cpp-master/build && cmake .. -DBUILD_ONLY="s3" && make) 
-set(AWSS3_INSTALL         cd ${AWSS3_ROOT}/aws-sdk-cpp-master/build && make install PREFIX=${SUPPORT_INSTALL_PREFIX})
+set(AWSS3_URL_MD5         a94cce4fe5003acf55fe1eac8c49ad4f)
+set(AWSS3_CONFIGURE       cd ${AWSS3_ROOT}/aws-sdk-cpp-master/src/aws-sdk-cpp-master && cmake . -DBUILD_ONLY=s3)
+set(AWSS3_MAKE            cd ${AWSS3_ROOT}/aws-sdk-cpp-master/src/aws-sdk-cpp-master && make) 
+set(AWSS3_INSTALL         cd ${AWSS3_ROOT}/aws-sdk-cpp-master/src/aws-sdk-cpp-master && make install PREFIX=${SUPPORT_INSTALL_PREFIX})
 
-ExternalProject_Add(luajit2
-        PREFIX              luajit2
+ExternalProject_Add(aws-sdk-cpp-master
+        PREFIX              aws-sdk-cpp-master
         URL                 ${AWSS3_URL}
         URL_MD5             ${AWSS3_URL_MD5}
         CONFIGURE_COMMAND   ${AWSS3_CONFIGURE}
-        CONFIGURE_COMMAND   ""
         BUILD_COMMAND       ${AWSS3_MAKE}
         INSTALL_COMMAND     ${AWSS3_INSTALL}
         BUILD_IN_SOURCE     1
         )
 
 
-add_library(luajit2-static STATIC IMPORTED GLOBAL)
-add_dependencies(luajit2-static luajit2)
-set_property(TARGET luajit2-static PROPERTY IMPORTED_LOCATION ${AWSS3_ROOT}/install/lib/libluajit-5.1.a)
+    add_library(aws-sdk-cpp-master-static STATIC IMPORTED GLOBAL)
+    add_dependencies(aws-sdk-cpp-master-static aws-sdk-cpp-master)
+    set_property(TARGET aws-sdk-cpp-master-static PROPERTY IMPORTED_LOCATION ${SUPPORT_INSTALL_PREFIX})
 
diff --git a/support/aws-sdk-cpp-master.zip b/support/aws-sdk-cpp-master.zip
index 9f31f953..59b0e284 100644
Binary files a/support/aws-sdk-cpp-master.zip and b/support/aws-sdk-cpp-master.zip differ