[英]How to not make install step when building external project with cmake
I'm building dependency project with cmake ExternalProject_Add command:我正在使用 cmake ExternalProject_Add 命令构建依赖项目:
include(ExternalProject)
...
set(COMMON_BASE_PROJECT_DIR ${CMAKE_CURRENT_SOURCE_DIR}/../CommonBase)
ExternalProject_Add(CommonBaseProject
SOURCE_DIR ${COMMON_BASE_PROJECT_DIR}
BINARY_DIR ${COMMON_BASE_PROJECT_DIR}/build
INSTALL_COMMMAND ""
)
include_directories(${CMAKE_CURRENT_SOURCE_DIR}/include)
include_directories(${COMMON_BASE_PROJECT_DIR}/include)
add_library(
${LIBRARY_NAME}
SHARED
${SRC_FILES}
${INCLUDE_FILES}
)
target_link_libraries (Bios ${COMMON_BASE_PROJECT_DIR}/build/libCommonBase.dll)
add_dependencies(Bios CommonBaseProject)
but i get error:但我得到错误:
[100%] Linking CXX shared library libCommonBase.dll
[100%] Built target CommonBase
[ 50%] Performing install step for 'CommonBaseProject'
make[3]: *** No rule to make target 'install'. Stop.
I don't need to make install step, so my question is: how to disable it?我不需要进行安装步骤,所以我的问题是:如何禁用它?
You can generate a target for the build step with STEP_TARGETS build
and add dependency on this particular target. 您可以使用STEP_TARGETS build
生成构建步骤的目标,并添加对此特定目标的依赖性。 The step targets are named <external-project-name>-<step-name>
so in this case the target representing the build step will be named CommonBaseProject-build
. 步骤目标名为<external-project-name>-<step-name>
因此在这种情况下,表示构建步骤的目标将命名为CommonBaseProject-build
。
You probably also want to exclude the CommonBaseProject from the "all" target with EXCLUDE_FROM_ALL TRUE
. 您可能还希望使用EXCLUDE_FROM_ALL TRUE
从“所有”目标中排除CommonBaseProject。
ExternalProject_Add(CommonBaseProject
SOURCE_DIR ${COMMON_BASE_PROJECT_DIR}
BINARY_DIR ${COMMON_BASE_PROJECT_DIR}/build
STEP_TARGETS build
EXCLUDE_FROM_ALL TRUE
)
add_dependencies(Bios CommonBaseProject-build)
你几乎拥有它:而不是INSTALL_COMMAND ""
东西
INSTALL_COMMAND cmake -E echo "Skipping install step."
Not relevant to your question, which it was already answered, but in my case I had the following ExternalProject_Add
directive: 与您的问题无关,已经回答了问题,但在我的情况下,我有以下ExternalProject_Add
指令:
ExternalProject_Add(external_project
# [...]
# Override build/install command
BUILD_COMMAND ""
INSTALL_COMMAND
"${CMAKE_COMMAND}"
--build .
--target INSTALL # Wrong casing for "install" target
--config ${CMAKE_BUILD_TYPE}
)
In this case cmake quits with very similar error ( *** No rule to make target 'INSTALL'
), but in this case it's the external project that is looking for incorrect uppercase INSTALL
target: correct case is install
instead. 在这种情况下,cmake以非常相似的错误退出( *** No rule to make target 'INSTALL'
),但在这种情况下,它是寻找不正确的大写INSTALL
目标的外部项目:正确的情况是install
。 Apparently, that worked in Windows with MSVC but fails in unix operating systems. 显然,这在Windows中使用MSVC但在unix操作系统中失败。
Since at least CMake 3.10 the empty string is sufficient to suppress the install step:由于至少 CMake 3.10 空字符串足以抑制安装步骤:
Passing an empty string as the
<cmd>
makes the install step do nothing.将空字符串作为<cmd>
传递使安装步骤不执行任何操作。
The same goes for the other stages;其他阶段也是如此; see the docs for more.请参阅 文档了解更多信息。
If you're still building with CMake <3.10 then you need to update CMake ;)如果您仍在使用 CMake <3.10 进行构建,那么您需要更新 CMake ;)
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