26 lines
809 B
CMake
26 lines
809 B
CMake
# Verify the current working directory.
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if(NOT EXISTS CMakeLists.txt)
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message(FATAL_ERROR "File does not exist:\n ${CMAKE_CURRENT_SOURCE_DIR}/CMakeLists.txt")
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endif()
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if(NOT EXISTS tutorial.cxx)
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message(FATAL_ERROR "File does not exist:\n ${CMAKE_CURRENT_SOURCE_DIR}/tutorial.cxx")
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endif()
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# Check if the patch is already applied.
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file(STRINGS CMakeLists.txt prop_line REGEX "^set_property")
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if(prop_line)
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message(STATUS "Patch already applied!")
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return()
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endif()
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# Apply the patch.
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file(APPEND CMakeLists.txt "
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# Patch by ExternalProject test:
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set_property(TARGET Tutorial PROPERTY OUTPUT_NAME EP-Tutorial)
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list(LENGTH TEST_LIST len)
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if(NOT len EQUAL 3)
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message(FATAL_ERROR \"TEST_LIST length is \${len}, not 3\")
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endif()
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")
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message(STATUS "Patched ${CMAKE_CURRENT_SOURCE_DIR}/CMakeLists.txt")
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