因为我自己使用还有其他逻辑所以复制时大意了,忘记精简了, 现在精简下代码

CMakeLists.txt

@@ -8,13 +8,7 @@ list(APPEND CMAKE_REQUIRED_DEFINITIONS -D_GNU_SOURCE)
 check_struct_has_member("struct mmsghdr" msg_hdr sys/socket.h HAVE_MMSG_HDR)
 check_symbol_exists(sendmmsg sys/socket.h HAVE_SENDMMSG_API)
 check_symbol_exists(recvmmsg sys/socket.h HAVE_RECVMMSG_API)
-# check the socket buffer size set by the upper cmake project, if it is set, use the setting of the upper cmake project, otherwise set it to 256K
-# if the socket buffer size is set to 0, it means that the socket buffer size is not set, and the kernel default value is used(just for linux)
-if(NOT DEFINED SOCKET_DEFAULT_BUFFER_SIZE)
-    add_definitions(-DSOCKET_DEFAULT_BUFFER_SIZE=262144)
-else()
-    add_definitions(-DSOCKET_DEFAULT_BUFFER_SIZE=${SOCKET_DEFAULT_BUFFER_SIZE})
-endif()
+
 if(HAVE_MMSG_HDR)
     add_definitions(-DHAVE_MMSG_HDR)
 endif()
@@ -25,24 +19,39 @@ if(HAVE_RECVMMSG_API)
     add_definitions(-DHAVE_RECVMMSG_API)
 endif()
 
-
+# check the socket buffer size set by the upper cmake project, if it is set, use the setting of the upper cmake project, otherwise set it to 256K
+# if the socket buffer size is set to 0, it means that the socket buffer size is not set, and the kernel default value is used(just for linux)
+if(DEFINED SOCKET_DEFAULT_BUF_SIZE)
+    if (SOCKET_DEFAULT_BUF_SIZE EQUAL 0)
+        message(STATUS "Socket default buffer size is not set, use the kernel default value")
+    else()
+        message(STATUS "Socket default buffer size is set to ${SOCKET_DEFAULT_BUF_SIZE}")
+    endif ()
+    add_definitions(-DSOCKET_DEFAULT_BUF_SIZE=${SOCKET_DEFAULT_BUF_SIZE})
+endif()
 #加载自定义模块
+#Load custom modules
 set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} "${CMAKE_CURRENT_SOURCE_DIR}/cmake")
 #设置库文件路径
+#Set the library file path
 set(LIBRARY_OUTPUT_PATH ${PROJECT_BINARY_DIR}/lib)
 #设置可执行程序路径
+#Set the executable program path
 set(EXECUTABLE_OUTPUT_PATH ${PROJECT_BINARY_DIR}/bin)
 #设置子目录
+#Set subdirectories
 set(SUB_DIR_LIST "Network" "Poller" "Thread" "Util")
 
 if(WIN32)
     list(APPEND SUB_DIR_LIST "win32")
     #防止Windows.h包含Winsock.h
+    #Prevent Windows.h from including Winsock.h
     add_definitions(-DWIN32_LEAN_AND_MEAN)
     set(CMAKE_WINDOWS_EXPORT_ALL_SYMBOLS ON)
 endif()
 
 #安装目录
+#Installation directory
 if(WIN32)
     set(INSTALL_PATH_LIB $ENV{HOME}/${PROJECT_NAME}/lib)
     set(INSTALL_PATH_INCLUDE $ENV{HOME}/${PROJECT_NAME}/include)
@@ -53,12 +62,15 @@ endif()
 
 foreach(SUB_DIR ${SUB_DIR_LIST})
     #遍历源文件
+    #Traverse source file
     aux_source_directory(src/${SUB_DIR} SRC_LIST)
     #安装头文件至系统目录
+    #Install header file to system directory
     install(DIRECTORY src/${SUB_DIR} DESTINATION ${INSTALL_PATH_INCLUDE} FILES_MATCHING PATTERN "*.h")
 endforeach()
 
 #非苹果平台移除.mm类型的文件
+#Remove .mm type files from non-apple platforms
 if(NOT APPLE)
     list(REMOVE_ITEM SRC_LIST "src/Network/Socket_ios.mm")
 endif()
@@ -75,6 +87,7 @@ set(ENABLE_MYSQL ON CACHE BOOL "enable mysql")
 
 
 #查找openssl是否安装
+#Find out if openssl is installed
 find_package(OpenSSL QUIET)
 if(OPENSSL_FOUND AND ENABLE_OPENSSL)
     message(STATUS "找到openssl库:\"${OPENSSL_INCLUDE_DIR}\",ENABLE_OPENSSL宏已打开")
@@ -84,6 +97,7 @@ if(OPENSSL_FOUND AND ENABLE_OPENSSL)
 endif()
 
 #查找mysql是否安装
+#Find out if mysql is installed
 find_package(MYSQL QUIET)
 if(MYSQL_FOUND AND ENABLE_MYSQL)
     message(STATUS "找到mysqlclient库:\"${MYSQL_INCLUDE_DIR}\",ENABLE_MYSQL宏已打开")
@@ -94,8 +108,10 @@ if(MYSQL_FOUND AND ENABLE_MYSQL)
 endif()
 
 #打印库文件
+#Print library files
 message(STATUS "将链接依赖库:${LINK_LIB_LIST}")
 #使能c++11
+#Enable c++11
 set(CMAKE_CXX_STANDARD 11)
 
 if(NOT WIN32)
@@ -104,6 +120,7 @@ if(NOT WIN32)
 endif()
 
 #编译动态库
+#Compile dynamic library
 if(NOT IOS AND NOT ANDROID AND NOT WIN32)
     add_library(${PROJECT_NAME}_shared SHARED ${SRC_LIST})
     target_include_directories(${PROJECT_NAME}_shared PUBLIC ${CMAKE_CURRENT_SOURCE_DIR}/src)
@@ -113,15 +130,19 @@ if(NOT IOS AND NOT ANDROID AND NOT WIN32)
 endif()
 
 #编译静态库
+#Compile static library
 add_library(${PROJECT_NAME}_static STATIC ${SRC_LIST})
 #引用头文件路径
+#Reference header file path
 target_include_directories(${PROJECT_NAME}_static PUBLIC ${CMAKE_CURRENT_SOURCE_DIR}/src)
 set_target_properties(${PROJECT_NAME}_static PROPERTIES OUTPUT_NAME "${PROJECT_NAME}")
 #安装静态库至系统目录
+#Install static library to system directory
 install(TARGETS ${PROJECT_NAME}_static ARCHIVE DESTINATION ${INSTALL_PATH_LIB})
 
 
 #测试程序
+#Test program
 if(NOT IOS)
     add_subdirectory(tests)
 endif()

src/Network/sockutil.h

@@ -42,22 +42,18 @@ namespace toolkit {
 int ioctl(int fd, long cmd, u_long *ptr);
 int close(int fd);
 #endif // defined(_WIN32)
+
+#if !defined(SOCKET_DEFAULT_BUF_SIZE)
+#define SOCKET_DEFAULT_BUF_SIZE (256 * 1024)
+#else
+#if SOCKET_DEFAULT_BUF_SIZE == 0 && !defined(__linux__)
+// just for linux, because in some high-throughput environments,
+// kernel control is more efficient and reasonable than program
+// settings. For example, refer to cloudflare's blog
+#undef SOCKET_DEFAULT_BUF_SIZE
 #define SOCKET_DEFAULT_BUF_SIZE (256 * 1024)
-#if defined(SOCKET_DEFAULT_BUFFER_SIZE)
-  #if SOCKET_DEFAULT_BUFFER_SIZE == 0
-      #if defined(__linux__)
-        // just for linux, because in some high-throughput environments,
-        // kernel control is more efficient and reasonable than program
-        // settings. For example, refer to cloudflare's blog
-        #undef SOCKET_DEFAULT_BUF_SIZE
-        #define SOCKET_DEFAULT_BUF_SIZE 0
-      #endif
-  #else
-      #undef SOCKET_DEFAULT_BUF_SIZE
-      #define SOCKET_DEFAULT_BUF_SIZE SOCKET_DEFAULT_BUFFER_SIZE
-  #endif
 #endif
-
+#endif
 #define TCP_KEEPALIVE_INTERVAL 30
 #define TCP_KEEPALIVE_PROBE_TIMES 9
 #define TCP_KEEPALIVE_TIME 120