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Try to make cmake to git submodule things

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Patricia Aas 2021-06-22 10:40:17 +02:00 committed by Patricia Aas
parent fc657801f0
commit 591872ea30
1 changed files with 19 additions and 0 deletions
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19
CMakeLists.txt
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@ -8,6 +8,25 @@ project(modern_cpp_exercises )
set(CMAKE_CXX_STANDARD 20) set(CMAKE_CXX_STANDARD 20)
find_package(Git QUIET)
if(GIT_FOUND AND EXISTS "${PROJECT_SOURCE_DIR}/.git")
# Update submodules as needed
option(GIT_SUBMODULE "Check submodules during build" ON)
if(GIT_SUBMODULE)
message(STATUS "Submodule update")
execute_process(COMMAND ${GIT_EXECUTABLE} submodule update --init --recursive
WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
RESULT_VARIABLE GIT_SUBMOD_RESULT)
if(NOT GIT_SUBMOD_RESULT EQUAL "0")
message(FATAL_ERROR "git submodule update --init failed with ${GIT_SUBMOD_RESULT}, please checkout submodules")
endif()
endif()
endif()
if(NOT EXISTS "${PROJECT_SOURCE_DIR}/vcpkg/LICENSE.txt")
message(FATAL_ERROR "The submodules were not downloaded! GIT_SUBMODULE was turned off or failed. Please update submodules and try again.")
endif()
add_subdirectory(lib) add_subdirectory(lib)
add_subdirectory(src) add_subdirectory(src)
add_subdirectory(test) add_subdirectory(test)