22 lines
640 B
CMake
22 lines
640 B
CMake
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include(ExternalProject)
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set(_tmp_dir "${CMAKE_CURRENT_BINARY_DIR}/tmp")
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set(_cache_file "${_tmp_dir}/FOO-cache.cmake")
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ExternalProject_Add(FOO TMP_DIR "${_tmp_dir}"
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DOWNLOAD_COMMAND ""
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CMAKE_CACHE_DEFAULT_ARGS "-DFOO:STRING=BAR")
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if(NOT EXISTS "${_cache_file}")
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message(FATAL_ERROR "Initial cache not created")
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endif()
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file(READ "${_cache_file}" _cache)
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if(NOT "${_cache}" MATCHES "set\\(FOO \"BAR\".+\\)") # \(\)
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message(FATAL_ERROR "Cannot find FOO argument in cache")
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endif()
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if("${CMAKE_MATCH_0}" MATCHES FORCE)
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message(FATAL_ERROR "Expected not forced FOO argument")
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endif()
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