15:58:08: 为项目CTK执行步骤 ... 15:58:08: Persisting CMake state... 15:58:19: 正在启动 "D:\BaiduNetdiskDownload\cmake-3.16.0-win64-x64\bin\cmake.exe" --build . --target all Scanning dependencies of target Log4Qt [ 4%] Creating directories for 'Log4Qt' [ 8%] Performing download step (git clone) for 'Log4Qt' Cloning into 'Log4Qt'... fatal: unable to access 'https://github.com/MEONMedical/Log4Qt.git/': OpenSSL SSL_read: Connection was reset, errno 10054 Cloning into 'Log4Qt'... fatal: unable to access 'https://github.com/MEONMedical/Log4Qt.git/': OpenSSL SSL_read: Connection was reset, errno 10054 Cloning into 'Log4Qt'... fatal: unable to access 'https://github.com/MEONMedical/Log4Qt.git/': Failed to connect to github.com port 443: Timed out -- Had to git clone more than once: 3 times. CMake Error at Log4Qt-cmake/tmp/Log4Qt-gitclone.cmake:31 (message): Failed to clone repository: 'https://github.com/MEONMedical/Log4Qt.git' NMAKE : fatal error U1077: “D:\BaiduNetdiskDownload\cmake-3.16.0-win64-x64\bin\cmake.exe”: 返回代码“0x1” Stop. NMAKE : fatal error U1077: “"C:\Program Files (x86)\Microsoft Visual Studio 14.0\VC\BIN\amd64\nmake.exe"”: 返回代码“0x2” Stop. NMAKE : fatal error U1077: “"C:\Program Files (x86)\Microsoft Visual Studio 14.0\VC\BIN\amd64\nmake.exe"”: 返回代码“0x2” Stop. 15:59:23: 进程"D:\BaiduNetdiskDownload\cmake-3.16.0-win64-x64\bin\cmake.exe"退出，退出代码 2 。 Error while building/deploying project CTK (kit: cmake-3.16.0) The kit cmake-3.16.0 has configuration issues which might be the root cause for this problem. When executing step "CMake Build"

根据提供的日志信息，你的CMake构建过程中遇到了与克隆 'Log4Qt' 项目相关的问题。错误提示表明无法访问 'https://github.com/MEONMedical/Log4Qt.git/'，并且出现了连接复位、连接超时等错误。

这个问题可能是由于以下原因导致的：

1. 网络问题：你的网络连接可能存在问题，＊＊＊

相关问题

Cloning into 'Log4Qt'... fatal: unable to access 'https://github.com/MEONMedical/Log4Qt.git/': OpenSSL SSL_read: Connection was reset, errno 10054 Cloning into 'Log4Qt'... fatal: unable to access 'https://github.com/MEONMedical/Log4Qt.git/': OpenSSL SSL_read: Connection was reset, errno 10054 Cloning into 'Log4Qt'... fatal: unable to access 'https://github.com/MEONMedical/Log4Qt.git/': Failed to connect to github.com port 443: Timed out -- Had to git clone more than once: 3 times. CMake Error at Log4Qt-cmake/tmp/Log4Qt-gitclone.cmake:31 (message): Failed to clone repository: 'https://github.com/MEONMedical/Log4Qt.git' NMAKE : fatal error U1077: “D:\BaiduNetdiskDownload\cmake-3.16.0-win64-x64\bin\cmake.exe”: 返回代码“0x1” Stop. NMAKE : fatal error U1077: “"C:\Program Files (x86)\Microsoft Visual Studio 14.0\VC\BIN\amd64\nmake.exe"”: 返回代码“0x2” Stop. NMAKE : fatal error U1077: “"C:\Program Files (x86)\Microsoft Visual Studio 14.0\VC\BIN\amd64\nmake.exe"”: 返回代码“0x2” Stop. 15:59:23: 进程"D:\BaiduNetdiskDownload\cmake-3.16.0-win64-x64\bin\cmake.exe"退出，退出代码 2 。 Error while building/deploying project CTK (kit: cmake-3.16.0) The kit cmake-3.16.0 has configuration issues which might be the root cause for this problem. When executing step "CMake Build"

根据你提供的日志信息，看起来你在尝试克隆 'Log4Qt' 项目时遇到了问题。错误提示表明无法访问 'https://github.com/MEONMedical/Log4Qt.git/'，并且出现了连接复位、连接超时等错误。

这个问题可能由以下原因引起：

1. 网络问题：你的网络连接可能存在问题，＊＊＊

if(NOT EXISTS ${CTK_BINARY_DIR}/CTK-build/bin) file(MAKE_DIRECTORY ${CTK_BINARY_DIR}/CTK-build/bin) endif() #----------------------------------------------------------------------------- set(proj CTK) set(ep_cxx_standard_arg) if(CMAKE_CXX_STANDARD) set(ep_cxx_standard_arg "-DCMAKE_CXX_STANDARD:STRING=${CMAKE_CXX_STANDARD}") endif() # ADD INSTALL_COMMAND if(WIN32) set(_INSTALL_CMD nmake install) else() set(_INSTALL_CMD make install) endif() # Set install location set(_INSTALL_DIR ${CTK_BINARY_DIR}/../CTKInstall) ExternalProject_Add(${proj} ${${proj}_EP_ARGS} DOWNLOAD_COMMAND "" CMAKE_CACHE_ARGS -DCTK_SUPERBUILD:BOOL=OFF -DCTK_SUPERBUILD_BINARY_DIR:PATH=${CTK_BINARY_DIR} -DCMAKE_C_COMPILER:FILEPATH=${CMAKE_C_COMPILER} -DCMAKE_CXX_COMPILER:FILEPATH=${CMAKE_CXX_COMPILER} -DCMAKE_CXX_FLAGS_INIT:STRING=${CMAKE_CXX_FLAGS_INIT} -DCMAKE_C_FLAGS_INIT:STRING=${CMAKE_C_FLAGS_INIT} -DCMAKE_INSTALL_PREFIX:PATH=${_INSTALL_DIR} -DCMAKE_MACOSX_RPATH:BOOL=${CMAKE_MACOSX_RPATH} ${ep_cxx_standard_arg} SOURCE_DIR ${CTK_SOURCE_DIR} BINARY_DIR ${CTK_BINARY_DIR}/CTK-build INSTALL_COMMAND ${_INSTALL_CMD} DEPENDS ${CTK_DEPENDENCIES}

这段代码看起来是一个CMake脚本，用于构建和安装CTK（Common Toolkit）项目。CTK是一个开源的C++工具包，用于开发医学图像处理和可视化应用。

这段代码的主要作用是使用ExternalProject_Add函数来添加CTK项目，并设置构建和安装选项。以下是对代码中各部分的解释：

1. 创建目录：首先，通过`if(NOT EXISTS ${CTK_BINARY_DIR}/CTK-build/bin)`判断`${CTK_BINARY_DIR}/CTK-build/bin`目录是否存在，如果不存在，则使用`file(MAKE_DIRECTORY ${CTK_BINARY_DIR}/CTK-build/bin)`创建该目录。这个目录可能用于存放编译后的可执行文件。

2. 设置项目名称：通过`set(proj CTK)`设置项目名称为CTK。

3. 设置C++标准：根据`${CMAKE_CXX_STANDARD}`的值，通过`set(ep_cxx_standard_arg "-DCMAKE_CXX_STANDARD:STRING=${CMAKE_CXX_STANDARD}")`设置CMake的C++标准选项。

4. 设置安装命令：根据当前操作系统的类型，通过`if(WIN32)`判断，如果是Windows系统，则设置`_INSTALL_CMD`为`nmake install`，否则设置为`make install`。这个命令将在构建完成后执行安装操作。

5. 设置安装目录：通过`set(_INSTALL_DIR ${CTK_BINARY_DIR}/../CTKInstall)`设置安装目录为`${CTK_BINARY_DIR}/../CTKInstall`。这个目录将用于安装CTK项目。

6. 添加CTK项目：通过`ExternalProject_Add`函数添加CTK项目，并设置相关的CMake选项和参数。其中，`SOURCE_DIR`指定CTK源码目录，`BINARY_DIR`指定CTK构建目录，`INSTALL_COMMAND`指定安装命令，`DEPENDS`指定CTK项目的依赖项。

以上就是这段代码的主要内容和作用。通过执行这段脚本，可以构建和安装CTK项目，并将结果安装到指定的目录中。