CMake/Tests/QtAutogen/CMakeLists.txt

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cmake_minimum_required(VERSION 3.1)
project(QtAutogen)
# Tell find_package(Qt5) where to find Qt.
if(QT_QMAKE_EXECUTABLE)
get_filename_component(Qt_BIN_DIR "${QT_QMAKE_EXECUTABLE}" PATH)
get_filename_component(Qt_PREFIX_DIR "${Qt_BIN_DIR}" PATH)
set(CMAKE_PREFIX_PATH ${Qt_PREFIX_DIR})
endif()
if (QT_TEST_VERSION STREQUAL 4)
find_package(Qt4 REQUIRED)
# Include this directory before using the UseQt4 file.
add_subdirectory(defines_test)
include(UseQt4)
set(QT_QTCORE_TARGET Qt4::QtCore)
macro(qtx_wrap_cpp)
qt4_wrap_cpp(${ARGN})
endmacro()
else()
if (NOT QT_TEST_VERSION STREQUAL 5)
message(SEND_ERROR "Invalid Qt version specified.")
endif()
find_package(Qt5Widgets REQUIRED)
set(QT_QTCORE_TARGET Qt5::Core)
include_directories(${Qt5Widgets_INCLUDE_DIRS})
set(QT_LIBRARIES Qt5::Widgets)
if(Qt5_POSITION_INDEPENDENT_CODE AND CMAKE_CXX_COMPILE_OPTIONS_PIC)
add_definitions(${CMAKE_CXX_COMPILE_OPTIONS_PIC})
endif()
macro(qtx_wrap_cpp)
qt5_wrap_cpp(${ARGN})
endmacro()
endif()
add_executable(rcconly rcconly.cpp second_resource.qrc)
set_property(TARGET rcconly PROPERTY AUTORCC ON)
target_link_libraries(rcconly ${QT_QTCORE_TARGET})
include_directories(${CMAKE_CURRENT_BINARY_DIR})
add_definitions(-DFOO -DSomeDefine="Barx")
# enable relaxed mode so automoc can handle all the special cases:
set(CMAKE_AUTOMOC_RELAXED_MODE TRUE)
set(CMAKE_AUTOUIC ON)
set(CMAKE_AUTORCC ON)
# create an executable and two library targets, each requiring automoc:
add_library(codeeditorLib STATIC codeeditor.cpp)
add_library(privateSlot OBJECT private_slot.cpp)
configure_file(generated_resource.qrc.in generated_resource.qrc @ONLY)
add_custom_command(
OUTPUT generated.txt
COMMAND ${CMAKE_COMMAND} -E copy "${CMAKE_CURRENT_SOURCE_DIR}/generated.txt.in" "${CMAKE_CURRENT_BINARY_DIR}/generated.txt"
DEPENDS "${CMAKE_CURRENT_SOURCE_DIR}/generated.txt.in"
)
add_custom_target(generate_moc_input
DEPENDS generated.txt
COMMAND ${CMAKE_COMMAND} -E copy "${CMAKE_CURRENT_SOURCE_DIR}/myinterface.h.in" "${CMAKE_CURRENT_BINARY_DIR}"
COMMAND ${CMAKE_COMMAND} -E rename "${CMAKE_CURRENT_BINARY_DIR}/myinterface.h.in" "${CMAKE_CURRENT_BINARY_DIR}/myinterface.h"
)
add_custom_command(
OUTPUT "${CMAKE_CURRENT_BINARY_DIR}/myotherinterface.h"
COMMAND ${CMAKE_COMMAND} -E copy "${CMAKE_CURRENT_SOURCE_DIR}/myotherinterface.h.in" "${CMAKE_CURRENT_BINARY_DIR}/myotherinterface.h"
DEPENDS "${CMAKE_CURRENT_SOURCE_DIR}/myotherinterface.h.in"
)
if (NOT CMAKE_CONFIGURATION_TYPES AND NOT CMAKE_GENERATOR STREQUAL Ninja)
set(debug_srcs "$<$<CONFIG:Debug>:debug_class.cpp>" $<$<CONFIG:Debug>:debug_resource.qrc>)
set_property(DIRECTORY APPEND PROPERTY COMPILE_DEFINITIONS $<$<CONFIG:Debug>:TEST_DEBUG_CLASS>)
endif()
# The -no-protection option disables the generation of include guards. Verify
# that setting the source file property has an effect by using this and
# issue an error in the preprocessor in calwidget.cpp if the include guard
# is defined.
set_source_files_properties(calwidget.ui PROPERTIES AUTOUIC_OPTIONS "-no-protection")
add_executable(QtAutogen main.cpp calwidget.cpp second_widget.cpp foo.cpp blub.cpp bar.cpp abc.cpp
multiplewidgets.cpp
xyz.cpp yaf.cpp gadget.cpp $<TARGET_OBJECTS:privateSlot>
test.qrc second_resource.qrc resourcetester.cpp generated.cpp ${debug_srcs}
${CMAKE_CURRENT_BINARY_DIR}/generated_resource.qrc
)
set_property(TARGET QtAutogen APPEND PROPERTY AUTOGEN_TARGET_DEPENDS generate_moc_input "${CMAKE_CURRENT_BINARY_DIR}/myotherinterface.h")
cmGlobalGenerator: Initialize generator targets on construction (#15729) The Ninja generator and Visual Studio generators are special-cased for the QtAutogen feature. In order to reduce the number of custom targets, the Visual Studio generators prefer to create custom commands instead, and in order to create appropriate Ninja files, generated rcc files are listed as byproducts. This requires the use of the GetConfigCommonSourceFiles API of the cmGeneratorTarget for those generators when initializing the autogen target. The initializer method is called from Compute() after the cmGeneratorTarget objects are created, however the initialization of the object directory occurs later in the InitGeneratorTargets method. That means that the resulting object locations are computed incorrectly and cached before the object directory is determined, so the generated buildsystem can not find the object files. The initialization of the object directory was split from the creation of cmGeneratorTarget instances in commit 0e0258c8 (cmGlobalGenerator: Split creation of generator object from initialization., 2015-07-25). The motivation for the split was to do only what is essential to do early in cases where cmGeneratorTargets need to be created at configure-time. That is required for the purpose of implementing policies CMP0024 and CMP0026, and for try_compile(LINK_LIBRARIES). However, the split was not really necessary. Compute the object directory in the cmGeneratorTarget constructor instead. The QtAutogen unit test already tests the use of TARGET_OBJECTS with AUTOMOC, and that test already passes on Ninja. The reason it already passes is that the QtAutogen target also uses the AUTORCC feature, and specifies several qrc files in its SOURCES. Later in the Compute algorithm (after the InitGeneratorTargets call), the rcc files are determined and target->AddSource is called. The AddSource call clears the previously mentioned cache of source files, causing it to be regenerated when next queried, this time taking account of the object directory. Extend the test suite with a new target which does not make use of AUTORCC with qrc files so that the test added alone would break without the fix in this commit.
2015-09-26 20:48:50 +03:00
add_executable(targetObjectsTest targetObjectsTest.cpp $<TARGET_OBJECTS:privateSlot>)
target_link_libraries(targetObjectsTest ${QT_LIBRARIES})
set_target_properties(
QtAutogen codeeditorLib privateSlot targetObjectsTest
PROPERTIES
AUTOMOC TRUE
)
# Test AUTOMOC and AUTORCC on source files with the same name
# but in different subdirectories
add_subdirectory(sameName)
include(GenerateExportHeader)
# The order is relevant here. B depends on A, and B headers depend on A
# headers both subdirectories use CMAKE_INCLUDE_CURRENT_DIR_IN_INTERFACE and we
# test that CMAKE_AUTOMOC successfully reads the include directories
# for the build interface from those targets. There has previously been
# a bug where caching of the include directories happened before
# extracting the includes to pass to moc.
add_subdirectory(Bdir)
add_subdirectory(Adir)
add_library(libC SHARED libC.cpp)
set_target_properties(libC PROPERTIES AUTOMOC TRUE)
generate_export_header(libC)
target_link_libraries(libC LINK_PUBLIC libB)
target_link_libraries(QtAutogen codeeditorLib ${QT_LIBRARIES} libC)
# Add not_generated_file.qrc to the source list to get the file-level
# dependency, but don't generate a c++ file from it. Disable the AUTORCC
# feature for this target. This tests that qrc files in the sources don't
# have an effect on generation if AUTORCC is off.
add_library(empty STATIC empty.cpp not_generated_file.qrc)
set_target_properties(empty PROPERTIES AUTORCC OFF)
set_target_properties(empty PROPERTIES AUTOMOC TRUE)
target_link_libraries(empty no_link_language)
add_library(no_link_language STATIC empty.h)
set_target_properties(no_link_language PROPERTIES AUTOMOC TRUE)
qtx_wrap_cpp(uicOnlyMoc sub/uiconly.h)
add_executable(uiconly sub/uiconly.cpp ${uicOnlyMoc})
target_link_libraries(uiconly ${QT_LIBRARIES})
try_compile(RCC_DEPENDS
"${CMAKE_CURRENT_BINARY_DIR}/autorcc_depends"
"${CMAKE_CURRENT_SOURCE_DIR}/autorcc_depends"
autorcc_depends
CMAKE_FLAGS "-DQT_QMAKE_EXECUTABLE:FILEPATH=${QT_QMAKE_EXECUTABLE}" "-DQT_TEST_VERSION=${QT_TEST_VERSION}"
"-DCMAKE_PREFIX_PATH=${Qt_PREFIX_DIR}"
OUTPUT_VARIABLE output
)
if (NOT RCC_DEPENDS)
message(SEND_ERROR "Initial build of autorcc_depends failed. Output: ${output}")
endif()
file(STRINGS "${CMAKE_CURRENT_BINARY_DIR}/autorcc_depends/info_file.txt" qrc_files)
list(GET qrc_files 0 qrc_file1)
set(timeformat "%Y%j%H%M%S")
file(TIMESTAMP "${qrc_file1}" file1_before "${timeformat}")
execute_process(COMMAND "${CMAKE_COMMAND}" -E sleep 1) # Ensure that the timestamp will change.
execute_process(COMMAND "${CMAKE_COMMAND}" -E touch "${CMAKE_CURRENT_BINARY_DIR}/autorcc_depends/res1/input.txt")
execute_process(COMMAND "${CMAKE_COMMAND}" --build .
WORKING_DIRECTORY "${CMAKE_CURRENT_BINARY_DIR}/autorcc_depends"
)
file(TIMESTAMP "${qrc_file1}" file1_step1 "${timeformat}")
if (NOT file1_step1 GREATER file1_before)
message(SEND_ERROR "file1 (${qrc_file1}) should have changed in the first step!")
endif()
#-----------------------------------------------------------------------------
try_compile(MOC_RERUN
"${CMAKE_CURRENT_BINARY_DIR}/automoc_rerun"
"${CMAKE_CURRENT_SOURCE_DIR}/automoc_rerun"
automoc_rerun
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 automoc_rerun failed. Output: ${output}")
endif()
configure_file(automoc_rerun/test1.h.in2 automoc_rerun/test1.h COPYONLY)
execute_process(COMMAND "${CMAKE_COMMAND}" --build .
WORKING_DIRECTORY "${CMAKE_CURRENT_BINARY_DIR}/automoc_rerun"
RESULT_VARIABLE automoc_rerun_result
)
if (automoc_rerun_result)
message(SEND_ERROR "Second build of automoc_rerun failed.")
endif()