59 lines
1.9 KiB
CMake
59 lines
1.9 KiB
CMake
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# Set the ExternalProject GIT_TAG to desired_tag, and make sure the
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# resulting checked out version is resulting_sha and a rebuild.
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# This check's the viability of the ExternalProject UPDATE_COMMAND.
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macro(check_a_tag desired_tag resulting_sha)
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# Configure
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execute_process(COMMAND ${CMAKE_COMMAND}
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-G ${CMAKE_TEST_GENERATOR}
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-DTEST_GIT_TAG:STRING=${desired_tag}
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${ExternalProjectUpdate_SOURCE_DIR}
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WORKING_DIRECTORY ${ExternalProjectUpdate_BINARY_DIR}
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RESULT_VARIABLE error_code
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)
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if(error_code)
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message(FATAL_ERROR "Could not configure the project.")
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endif()
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# Build
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execute_process(COMMAND ${CMAKE_COMMAND}
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--build ${ExternalProjectUpdate_BINARY_DIR}
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RESULT_VARIABLE error_code
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)
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if(error_code)
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message(FATAL_ERROR "Could not build the project.")
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endif()
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# Check the resulting SHA
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execute_process(COMMAND ${GIT_EXECUTABLE}
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rev-list --max-count=1 HEAD
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WORKING_DIRECTORY ${ExternalProjectUpdate_BINARY_DIR}/CMakeExternals/Source/TutorialStep1-GIT
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RESULT_VARIABLE error_code
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OUTPUT_VARIABLE tag_sha
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)
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if(error_code)
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message(FATAL_ERROR "Could not check the sha.")
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endif()
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string(STRIP "${tag_sha}" tag_sha)
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if(NOT (${tag_sha} STREQUAL ${resulting_sha}))
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message(FATAL_ERROR "UPDATE_COMMAND produced
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${tag_sha}
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when
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${resulting_sha}
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was expected."
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)
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endif()
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endmacro()
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find_package(Git)
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if(GIT_EXECUTABLE)
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check_a_tag(origin/master 5842b503ba4113976d9bb28d57b5aee1ad2736b7)
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check_a_tag(tag1 d1970730310fe8bc07e73f15dc570071f9f9654a)
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# With the Git UPDATE_COMMAND performance patch, this will not required a
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# 'git fetch'
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check_a_tag(tag1 d1970730310fe8bc07e73f15dc570071f9f9654a)
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check_a_tag(tag2 5842b503ba4113976d9bb28d57b5aee1ad2736b7)
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check_a_tag(d19707303 d1970730310fe8bc07e73f15dc570071f9f9654a)
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check_a_tag(origin/master 5842b503ba4113976d9bb28d57b5aee1ad2736b7)
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endif()
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