cmakelist获取当前目录

在CMake中，可以使用CMAKE_CURRENT_SOURCE_DIR变量来获取当前CMakeLists.txt的当前目录名（绝对路径）。这个变量指的是当前处理的CMakeLists.txt所在的路径。
通过使用CMAKE_CURRENT_SOURCE_DIR变量，可以方便地获取当前目录的路径，以便在CMakeLists.txt中进行相关配置和操作。<span class="em">1</span><span class="em">2</span><span class="em">3</span>
#### 引用[.reference_title]
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