| |
| set(timeformat "%Y%j%H%M%S") |
| set(mocRerunSrcDir "${CMAKE_CURRENT_SOURCE_DIR}/mocRerun") |
| set(mocRerunBinDir "${CMAKE_CURRENT_BINARY_DIR}/mocRerun") |
| |
| # Initial build |
| configure_file("${mocRerunSrcDir}/test1a.h.in" "${mocRerunBinDir}/test1.h" COPYONLY) |
| try_compile(MOC_RERUN |
| "${mocRerunBinDir}" |
| "${mocRerunSrcDir}" |
| mocRerun |
| CMAKE_FLAGS "-DQT_QMAKE_EXECUTABLE:FILEPATH=${QT_QMAKE_EXECUTABLE}" |
| "-DQT_TEST_VERSION=${QT_TEST_VERSION}" |
| "-DCMAKE_PREFIX_PATH=${Qt_PREFIX_DIR}" |
| OUTPUT_VARIABLE output |
| ) |
| if (NOT MOC_RERUN) |
| message(SEND_ERROR "Initial build of mocRerun failed. Output: ${output}") |
| endif() |
| # Get name of the output binary |
| file(STRINGS "${mocRerunBinDir}/mocRerun.txt" mocRerunList ENCODING UTF-8) |
| list(GET mocRerunList 0 mocRerunBin) |
| |
| message("Changing the header content for a MOC rerun") |
| # - Acquire binary timestamps before the build |
| file(TIMESTAMP "${mocRerunBin}" timeBefore "${timeformat}") |
| # - Ensure that the timestamp will change |
| # - Change header file content and rebuild |
| # - Rebuild |
| execute_process(COMMAND "${CMAKE_COMMAND}" -E sleep 1) |
| configure_file("${mocRerunSrcDir}/test1b.h.in" "${mocRerunBinDir}/test1.h" COPYONLY) |
| execute_process(COMMAND "${CMAKE_COMMAND}" --build . WORKING_DIRECTORY "${mocRerunBinDir}" RESULT_VARIABLE result ) |
| if (result) |
| message(SEND_ERROR "Second build of mocRerun failed.") |
| endif() |
| # - Acquire binary timestamps after the build |
| file(TIMESTAMP "${mocRerunBin}" timeAfter "${timeformat}") |
| # - Test if timestamps changed |
| if (NOT timeAfter GREATER timeBefore) |
| message(SEND_ERROR "File (${mocRerunBin}) should have changed!") |
| endif() |
| |
| |
| message("Changing nothing for a MOC rerun") |
| # - Acquire binary timestamps before the build |
| file(TIMESTAMP "${mocRerunBin}" timeBefore "${timeformat}") |
| # - Ensure that the timestamp would change |
| # - Change nothing |
| # - Rebuild |
| execute_process(COMMAND "${CMAKE_COMMAND}" -E sleep 1) |
| execute_process(COMMAND "${CMAKE_COMMAND}" --build . WORKING_DIRECTORY "${mocRerunBinDir}" RESULT_VARIABLE result ) |
| if (result) |
| message(SEND_ERROR "Third build of mocRerun failed.") |
| endif() |
| # - Acquire binary timestamps after the build |
| file(TIMESTAMP "${mocRerunBin}" timeAfter "${timeformat}") |
| # - Test if timestamps changed |
| if (timeAfter GREATER timeBefore) |
| message(SEND_ERROR "File (${mocRerunBin}) should not have changed!") |
| endif() |