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cmake_minimum_required(VERSION 3.15)
project(MocIncludeSymlink)
include("../AutogenCoreTest.cmake")
#
# Tests if MocInclude can be build when
# - The source directory is a symbolic link
# - The build directory is a symbolic link
#
# -- Utility variables
set(CS_DIR "${CMAKE_CURRENT_SOURCE_DIR}")
set(CB_DIR "${CMAKE_CURRENT_BINARY_DIR}")
# Absolute MocInclude path
get_filename_component(MocIncludePath "../MocInclude" ABSOLUTE)
message("MocIncludePath: ${MocIncludePath}")
# Use nested subdirectories to ensure relatives paths are correct as well
set(BUILD_DIR_NORMAL "${CB_DIR}/Build/Normal")
set(BUILD_DIR_LINKED "${CB_DIR}/Build/Linked")
set(SL_SOURCE_DIR "${CB_DIR}/SL_Source")
set(SL_BUILD_DIR "${CB_DIR}/SL_Build")
# -- Utility macros
function(makeSymLink origin link)
message("Creating symbolic link\n Link: ${link}\n To: ${origin}")
file(CREATE_LINK ${origin} ${link} RESULT res SYMBOLIC)
if(NOT (${res} STREQUAL "0"))
message("Symlink creation failed.\n Link: ${link}\n To: ${origin}\n Result: ${res}")
endif()
endfunction()
# -- Make source directory symlink
makeSymLink(${MocIncludePath} ${SL_SOURCE_DIR} linkResult)
if(NOT EXISTS ${SL_SOURCE_DIR})
message("Directory symlink can't be created. Skipping test.")
return()
endif()
# -- Make normal build directory
file(REMOVE_RECURSE ${BUILD_DIR_NORMAL})
file(MAKE_DIRECTORY ${BUILD_DIR_NORMAL})
# -- Make linked build directory and symlink
file(REMOVE_RECURSE ${BUILD_DIR_LINKED})
file(MAKE_DIRECTORY ${BUILD_DIR_LINKED})
makeSymLink(${BUILD_DIR_LINKED} ${SL_BUILD_DIR} linkResult)
if(NOT EXISTS ${SL_BUILD_DIR})
message("Directory symlink can't be created. Skipping test.")
return()
endif()
# -- Building
macro(buildMocInclude sourceDir binaryDir)
message("Building MocInclude\n - source dir: ${sourceDir}\n - binary dir: ${binaryDir}\n")
try_compile(result
"${binaryDir}"
"${sourceDir}"
MocInclude
CMAKE_FLAGS "-DQT_TEST_VERSION=${QT_TEST_VERSION}"
"-DCMAKE_AUTOMOC_PATH_PREFIX=ON"
"-DCMAKE_AUTOGEN_VERBOSE=${CMAKE_AUTOGEN_VERBOSE}"
"-DQT_QMAKE_EXECUTABLE:FILEPATH=${QT_QMAKE_EXECUTABLE}"
OUTPUT_VARIABLE output
)
if (result)
message(STATUS "--- Build success. ---")
else()
message(STATUS "\n### Building MocInclude failed. ###\n\n--- Output ---\n${output}")
message(FATAL_ERROR "--- Building MocInclude failed. End of output. ---")
endif()
endmacro()
message("\nTry building with\n - symbolic link source dir\n - non symbolic build dir\n")
buildMocInclude(${SL_SOURCE_DIR} ${BUILD_DIR_NORMAL})
message("\nTry building with\n - symbolic link source dir\n - symbolic link build dir\n")
buildMocInclude(${SL_SOURCE_DIR} ${SL_BUILD_DIR})
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