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66 lines
2.4 KiB
66 lines
2.4 KiB
7 years ago
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cmake_minimum_required(VERSION 3.10)
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project(RerunMocBasic)
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include("../AutogenTest.cmake")
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# Dummy executable to generate a clean target
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add_executable(dummy dummy.cpp)
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set(timeformat "%Y%j%H%M%S")
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set(mocBasicSrcDir "${CMAKE_CURRENT_SOURCE_DIR}/MocBasic")
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set(mocBasicBinDir "${CMAKE_CURRENT_BINARY_DIR}/MocBasic")
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# Initial build
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configure_file("${mocBasicSrcDir}/test1a.h.in" "${mocBasicBinDir}/test1.h" COPYONLY)
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try_compile(MOC_RERUN
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"${mocBasicBinDir}"
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"${mocBasicSrcDir}"
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MocBasic
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CMAKE_FLAGS "-DQT_TEST_VERSION=${QT_TEST_VERSION}"
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"-DQT_QMAKE_EXECUTABLE:FILEPATH=${QT_QMAKE_EXECUTABLE}"
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OUTPUT_VARIABLE output
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)
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if (NOT MOC_RERUN)
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message(SEND_ERROR "Initial build of mocBasic failed. Output: ${output}")
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endif()
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# Get name of the output binary
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file(STRINGS "${mocBasicBinDir}/mocBasic.txt" mocBasicList ENCODING UTF-8)
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list(GET mocBasicList 0 mocBasicBin)
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message("Changing the header content for a MOC rerun")
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# - Acquire binary timestamps before the build
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file(TIMESTAMP "${mocBasicBin}" timeBefore "${timeformat}")
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# - Ensure that the timestamp will change
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# - Change header file content and rebuild
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# - Rebuild
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execute_process(COMMAND "${CMAKE_COMMAND}" -E sleep 1)
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configure_file("${mocBasicSrcDir}/test1b.h.in" "${mocBasicBinDir}/test1.h" COPYONLY)
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execute_process(COMMAND "${CMAKE_COMMAND}" --build . WORKING_DIRECTORY "${mocBasicBinDir}" RESULT_VARIABLE result )
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if (result)
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message(SEND_ERROR "Second build of mocBasic failed.")
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endif()
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# - Acquire binary timestamps after the build
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file(TIMESTAMP "${mocBasicBin}" timeAfter "${timeformat}")
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# - Test if timestamps changed
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if (NOT timeAfter GREATER timeBefore)
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message(SEND_ERROR "File (${mocBasicBin}) should have changed!")
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endif()
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message("Changing nothing for a MOC rerun")
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# - Acquire binary timestamps before the build
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file(TIMESTAMP "${mocBasicBin}" timeBefore "${timeformat}")
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# - Ensure that the timestamp would change
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# - Change nothing
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# - Rebuild
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execute_process(COMMAND "${CMAKE_COMMAND}" -E sleep 1)
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execute_process(COMMAND "${CMAKE_COMMAND}" --build . WORKING_DIRECTORY "${mocBasicBinDir}" RESULT_VARIABLE result )
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if (result)
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message(SEND_ERROR "Third build of mocBasic failed.")
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endif()
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# - Acquire binary timestamps after the build
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file(TIMESTAMP "${mocBasicBin}" timeAfter "${timeformat}")
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# - Test if timestamps changed
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if (timeAfter GREATER timeBefore)
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message(SEND_ERROR "File (${mocBasicBin}) should not have changed!")
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endif()
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