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build: fixed submodule check #4620

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merged 1 commit into from
Oct 26, 2018
Merged

build: fixed submodule check #4620

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26 changes: 14 additions & 12 deletions CMakeLists.txt
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Original file line number Diff line number Diff line change
Expand Up @@ -175,19 +175,21 @@ endif()
if(NOT MANUAL_SUBMODULES)
find_package(Git)
if(GIT_FOUND)
function (check_submodule relative_path)
execute_process(COMMAND git -C ${relative_path} rev-parse "HEAD" WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR} OUTPUT_VARIABLE localHead)
execute_process(COMMAND git rev-parse "HEAD:${relative_path}" WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR} OUTPUT_VARIABLE checkedHead)
string(COMPARE EQUAL "${localHead}" "${checkedHead}" upToDate)
if (upToDate)
message(STATUS "Submodule '${relative_path}' is up-to-date")
else()
message(FATAL_ERROR "Submodule '${relative_path}' is not up-to-date. Please update with\ngit submodule update --init --force ${relative_path}\nor run cmake with -DMANUAL_SUBMODULES=1")
endif()
endfunction ()

message(STATUS "Checking submodules")
execute_process(COMMAND bash -c "cd ${CMAKE_CURRENT_SOURCE_DIR}/external/miniupnp && git rev-parse HEAD" OUTPUT_VARIABLE miniupnpLocalHead WORKING_DIRECTORY ${CMAKE_SOURCE_DIR})
execute_process(COMMAND bash -c "cd ${CMAKE_CURRENT_SOURCE_DIR}/external/unbound && git rev-parse HEAD" OUTPUT_VARIABLE unboundLocalHead WORKING_DIRECTORY ${CMAKE_SOURCE_DIR})
execute_process(COMMAND bash -c "cd ${CMAKE_CURRENT_SOURCE_DIR}/external/rapidjson && git rev-parse HEAD" OUTPUT_VARIABLE rapidjsonLocalHead WORKING_DIRECTORY ${CMAKE_SOURCE_DIR})
execute_process(COMMAND bash -c "git ls-tree HEAD ${CMAKE_CURRENT_SOURCE_DIR}/external/miniupnp | awk '{print $3}'" OUTPUT_VARIABLE miniupnpCheckedHead WORKING_DIRECTORY ${CMAKE_SOURCE_DIR})
execute_process(COMMAND bash -c "git ls-tree HEAD ${CMAKE_CURRENT_SOURCE_DIR}/external/unbound | awk '{print $3}'" OUTPUT_VARIABLE unboundCheckedHead WORKING_DIRECTORY ${CMAKE_SOURCE_DIR})
execute_process(COMMAND bash -c "git ls-tree HEAD ${CMAKE_CURRENT_SOURCE_DIR}/external/rapidjson | awk '{print $3}'" OUTPUT_VARIABLE rapidjsonCheckedHead WORKING_DIRECTORY ${CMAKE_SOURCE_DIR})
string(COMPARE EQUAL "${miniupnpLocalHead}" "${miniupnpCheckedHead}" miniupnpUpToDate)
string(COMPARE EQUAL "${unboundLocalHead}" "${unboundCheckedHead}" unboundUpToDate)
string(COMPARE EQUAL "${rapidjsonLocalHead}" "${rapidjsonCheckedHead}" rapidjsonUpToDate)
if (NOT miniupnpUpToDate OR NOT unboundUpToDate OR NOT rapidjsonUpToDate)
message(FATAL_ERROR "Submodules not up to date. Please update with git submodule init && git submodule update, or run cmake with -DMANUAL_SUBMODULES=1")
endif()
check_submodule(external/miniupnp)
check_submodule(external/unbound)
check_submodule(external/rapidjson)
endif()
endif()

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