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cmake_minimum_required(VERSION 3.16)
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project(MocIncludeSymlink)
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include("../AutogenCoreTest.cmake")
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#
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# Tests if MocInclude can be build when
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# - The source directory is a symbolic link
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# - The build directory is a symbolic link
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#
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# -- Utility variables
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set(CS_DIR "${CMAKE_CURRENT_SOURCE_DIR}")
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set(CB_DIR "${CMAKE_CURRENT_BINARY_DIR}")
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# Absolute MocInclude path
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get_filename_component(MocIncludePath "../MocInclude" ABSOLUTE)
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message("MocIncludePath: ${MocIncludePath}")
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# Use nested subdirectories to ensure relatives paths are correct as well
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set(BUILD_DIR_NORMAL "${CB_DIR}/Build/Normal")
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set(BUILD_DIR_LINKED "${CB_DIR}/Build/Linked")
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set(SL_SOURCE_DIR "${CB_DIR}/SL_Source")
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set(SL_BUILD_DIR "${CB_DIR}/SL_Build")
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# -- Utility macros
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function(makeSymLink origin link)
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message("Creating symbolic link\n Link: ${link}\n To: ${origin}")
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file(CREATE_LINK ${origin} ${link} RESULT res SYMBOLIC)
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if(NOT (${res} STREQUAL "0"))
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message("Symlink creation failed.\n Link: ${link}\n To: ${origin}\n Result: ${res}")
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endif()
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endfunction()
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# -- Make source directory symlink
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makeSymLink(${MocIncludePath} ${SL_SOURCE_DIR} linkResult)
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if(NOT EXISTS ${SL_SOURCE_DIR})
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message("Directory symlink can't be created. Skipping test.")
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return()
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endif()
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# -- Make normal build directory
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file(REMOVE_RECURSE ${BUILD_DIR_NORMAL})
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file(MAKE_DIRECTORY ${BUILD_DIR_NORMAL})
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# -- Make linked build directory and symlink
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file(REMOVE_RECURSE ${BUILD_DIR_LINKED})
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file(MAKE_DIRECTORY ${BUILD_DIR_LINKED})
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makeSymLink(${BUILD_DIR_LINKED} ${SL_BUILD_DIR} linkResult)
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if(NOT EXISTS ${SL_BUILD_DIR})
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message("Directory symlink can't be created. Skipping test.")
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return()
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endif()
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# -- Building
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macro(buildMocInclude sourceDir binaryDir)
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message("Building MocInclude\n - source dir: ${sourceDir}\n - binary dir: ${binaryDir}\n")
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try_compile(result
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"${binaryDir}"
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"${sourceDir}"
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MocInclude
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CMAKE_FLAGS "-DQT_TEST_VERSION=${QT_TEST_VERSION}"
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"-DCMAKE_AUTOMOC_PATH_PREFIX=ON"
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"-DCMAKE_AUTOGEN_VERBOSE=${CMAKE_AUTOGEN_VERBOSE}"
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"-DCMAKE_PREFIX_PATH:STRING=${CMAKE_PREFIX_PATH}"
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"-DQT_QMAKE_EXECUTABLE:FILEPATH=${QT_QMAKE_EXECUTABLE}"
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OUTPUT_VARIABLE output
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)
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if (result)
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message(STATUS "--- Build success. ---")
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else()
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message(STATUS "\n### Building MocInclude failed. ###\n\n--- Output ---\n${output}")
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message(FATAL_ERROR "--- Building MocInclude failed. End of output. ---")
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endif()
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endmacro()
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message("\nTry building with\n - symbolic link source dir\n - non symbolic build dir\n")
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buildMocInclude(${SL_SOURCE_DIR} ${BUILD_DIR_NORMAL})
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message("\nTry building with\n - symbolic link source dir\n - symbolic link build dir\n")
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buildMocInclude(${SL_SOURCE_DIR} ${SL_BUILD_DIR})
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