我有一个cmake构建,我在其中搜索一堆依赖项,即我有许多实例:
FIND_PACKAGE(SomePackage)
if(SOMEPACKAGE_FOUND)
include_directories(${SOMEPACKAGE_INCLUDE_DIR})
link_libraries(${SOMEPACKAGE_LIBRARIES})
endif(SOMEPACKAGE_FOUND)现在,我想要添加一个自定义命令来构建一个预编译头文件,但为此,我需要知道我的include_directories调用添加的所有路径。如何获得这些目录的列表(最好使用正确的-I/path/ to /directory格式),以便将它们添加到我的自定义命令中?
发布于 2011-08-02 05:02:34
可以使用get_property命令检索目录属性INCLUDE_DIRECTORIES的值
如下所示:
get_property(dirs DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR} PROPERTY INCLUDE_DIRECTORIES)
foreach(dir ${dirs})
message(STATUS "dir='${dir}'")
endforeach()此目录属性的值仅跟踪以前在同一CMakeLists文件中出现的或从父CMakeLists文件中以前出现的include_directories命令。如果您的find_package和include_directories命令分散在许多子目录中,这将成为一个具有挑战性的问题。
如果您做到了这一点,您可以考虑用您自己的函数或宏覆盖include_directories命令,并自己跟踪传递给它的值。或者,只需在每次调用include_directories时将其累积在全局属性或内部缓存变量中。
请参阅此处的文档:
http://cmake.org/cmake/help/v2.8.8/cmake.html#command:get_property
http://cmake.org/cmake/help/v2.8.8/cmake.html#prop_dir:INCLUDE_DIRECTORIES
发布于 2018-07-05 17:18:19
我们的写入解决方案包括由conan添加到文件中的目录
function(output_conan_include_dirs)
set(include_dir_str "")
foreach(DIR ${CONAN_INCLUDE_DIRS})
set(include_dir_str "${include_dir_str}${DIR}\n")
endforeach()
set(pth "${CMAKE_BINARY_DIR}/conan-includes.txt")
file(WRITE "${pth}" "${include_dir_str}")
message(STATUS "Conan include directories written to: ${pth}")
endfunction()
output_conan_include_dirs()https://stackoverflow.com/questions/6902149
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