есть один проект, который решил перевести с qt4 на qt5. Сборка кроссплатформенная собираю через cmake. Сделал файл для qt5 CMakeLists.txt, все замечательно собралось с виду. Но плагины перестали работать (Plugin verification data mismatch). НО! Если собираешь по qmake и подсовываешь плагин, все хорошо.
может кто свежим глазом увидти, а неделю бьюсь. Глупость какая то, скорей всегшо где то, только я ее не вижу
Сам pro который собирает в обоих случаях хорошо
#-------------------------------------------------
#
# Project created by QtCreator 2012-01-23T15:44:54
#
#-------------------------------------------------

QT       += gui sql
greaterThan(QT_MAJOR_VERSION, 4) {
  QT += widgets  multimedia
  DEFINES += HAVE_QT5
}

TARGET = remind
TEMPLATE = lib
CONFIG += plugin

INCLUDEPATH += "../remember"  "../../common" "../../CheckBoxDelegate" ".."

INSTALLS += target

SOURCES += remind.cpp\
        remember.cpp \
    misc.cpp \
    sound.cpp \
    chkdate.cpp \
    plugins.cpp

HEADERS  += remember.h \
    config.h \
    sound.h \
    plugins.h \
    plugininterface.h \
    plugin.h

RESOURCES = remind.qrc

win32 {
    INCLUDEPATH += "d:/library/include"
    DEFINES += _WIN32 _MINGW32 _DLL
    LIBS += -L"d:/library/lib" \
        -ladvini \
        -lmaint

    greaterThan(QT_MAJOR_VERSION, 4): {
        LIBS += -lmaintqt5
    } else: {
        LIBS += -lmaintqt
    }        
    target.path = D:/SRC/infoman/distr/infoman/plugins
}
unix {
    contains(QMAKE_HOST.arch, x86_64) {
         message("x86_64 build")
     target.path = /usr/local/lib64/infoman
    } else {
         message("x86 build")
     target.path = /usr/local/lib/infoman
    }
    INCLUDEPATH += "/usr/local/include"
    DEFINES += _UNIX \
        _LINUX  _DLL
    LIBS += -ladvini \
       -lmaint
    greaterThan(QT_MAJOR_VERSION, 4): {
        LIBS += -lmaintqt5
    } else: {
        LIBS += -lmaintqt
    }        
        
}


А это CMakeLists.txt для Qt5, который не собирает

project( remind )

set(MAJOR_VERSION 2.0.1)
set(MINOR_VERSION 2.0)

cmake_minimum_required( VERSION 2.6 )
# Instruct CMake to run moc automatically when needed.
#set(CMAKE_AUTOMOC ON)
set(CMAKE_INCLUDE_CURRENT_DIR ON)
set (CMAKE_BUILD_TYPE Release )

add_definitions ( -Wall )

find_package(Qt5Widgets REQUIRED)
find_package(Qt5Core REQUIRED)
find_package(Qt5Gui REQUIRED)
find_package(Qt5Sql REQUIRED)
find_package(Qt5Multimedia REQUIRED)

include_directories (
    ${CMAKE_SOURCE_DIR} ${CMAKE_CURRENT_BINARY_DIR}
    ${Qt5Widgets_INCLUDE_DIRS}, ${Qt5Widgets_LIBRARIES}}
    /usr/local/include)

# We need add -DQT_WIDGETS_LIB when using QtWidgets in Qt 5.
add_definitions(${Qt5Widgets_DEFINITIONS})

# Executables fail to build with Qt 5 in the default configuration
# without -fPIE. We add that here.
set(CMAKE_CXX_FLAGS "${Qt5Widgets_EXECUTABLE_COMPILE_FLAGS}")
    
set ( remind_HDRS
    remember.h
    sound.h
    plugins.h
    plugininterface.h
    plugin.h
    )

set ( remind_SRCS
    remind.cpp
    remember.cpp
    misc.cpp
    sound.cpp
    chkdate.cpp
    plugins.cpp
    )

set ( remind_RSCS
    remind.qrc
    )
QT5_ADD_RESOURCES(RSCS ${remind_RSCS})

set ( remind_MOCS
    plugin.h
    )
QT5_WRAP_CPP(MOCS ${remind_MOCS})

if( CMAKE_SIZEOF_VOID_P EQUAL 8 )
    MESSAGE( "64 bits compiler detected" )
    SET( EX_PLATFORM 64 )
    SET( EX_PLATFORM_NAME "x64" )
else( CMAKE_SIZEOF_VOID_P EQUAL 8 )
    MESSAGE( "32 bits compiler detected" )
    SET( EX_PLATFORM 32 )
    SET( EX_PLATFORM_NAME "x86" )
endif( CMAKE_SIZEOF_VOID_P EQUAL 8 )

if(${CMAKE_SYSTEM_NAME} STREQUAL Windows)
    set(CMAKE_INSTALL_PREFIX d:/library)
    
    if( EX_PLATFORM EQUAL 64)
        set(LIB_INSTALL_PATH ${CMAKE_INSTALL_PREFIX}/lib64/)
    else( EX_PLATFORM EQUAL 32)
        set(LIB_INSTALL_PATH ${CMAKE_INSTALL_PREFIX}/lib/)
    endif( EX_PLATFORM EQUAL 64)
    
    set(LIB_INCLUDE_PATH ${CMAKE_INSTALL_PREFIX}/include/)
    ADD_DEFINITIONS( -D_WIN32 -D_MINGW32 -DHAVE_QT5)
    
    include_directories ("d:/library/include")
    link_directories( "d:/library/lib")    
    set( REQUIRED_LIBRARIES    advini maint)    
    
elseif(${CMAKE_SYSTEM_NAME} STREQUAL Linux)
    set(CMAKE_INSTALL_PREFIX /usr/local)
    
    if( EX_PLATFORM EQUAL 64)
        set(LIB_INSTALL_PATH ${CMAKE_INSTALL_PREFIX}/lib64/)
    else( EX_PLATFORM EQUAL 32)
        set(LIB_INSTALL_PATH ${CMAKE_INSTALL_PREFIX}/lib/)
    endif( EX_PLATFORM EQUAL 64)
    
    set(LIB_INCLUDE_PATH ${CMAKE_INSTALL_PREFIX}/include/)
    ADD_DEFINITIONS( -D_UNIX=1 -D_LINUX -DHAVE_QT5)

endif()

add_library ( remind SHARED ${remind_SRCS} ${UIS} ${RSCS} ${TRS} ${MOCS} )
target_link_libraries (remind ${Qt5Core_LIBRARIES}
    ${Qt5Core_QTMAIN_LIBRARIES}
    ${Qt5Widgets_LIBRARIES}
    ${Qt5Sql_LIBRARIES}
    ${Qt5Multimedia_LIBRARIES}
    maint advini maintqt5)

set_target_properties( remind PROPERTIES VERSION ${MAJOR_VERSION} SOVERSION ${MINOR_VERSION} )
                  
install(TARGETS remind DESTINATION ${LIB_INSTALL_PATH}/infoman)


На всякий А это CMakeLists.txt для Qt4, который нормально собирает
project( remind )

set(MAJOR_VERSION 2.0.1)
set(MINOR_VERSION 2.0)

cmake_minimum_required( VERSION 2.6 )
set ( CMAKE_BUILD_TYPE Release )
add_definitions ( -Wall )
find_package ( Qt4 REQUIRED )
include ( ${QT_USE_FILE} )
include_directories (
    ${CMAKE_SOURCE_DIR} ${CMAKE_CURRENT_BINARY_DIR}
    ${QT_QTCORE_INCLUDE_DIR} ${QT_QTGUI_INCLUDE_DIR} ${QT_QTSQL_INCLUDE_DIR} ${QT_QTWIDGETS_INCLUDE_DIR} ${QT_QTMULTIMEDIA_INCLUDE_DIR}
    /usr/local/include)
    
set ( remind_HDRS
    remember.h
    sound.h
    plugins.h
    plugininterface.h
    plugin.h
    )

set ( remind_SRCS
    remind.cpp
    remember.cpp
    misc.cpp
    sound.cpp
    chkdate.cpp
    plugins.cpp
    )

set ( remind_RSCS
    remind.qrc
    )
QT4_ADD_RESOURCES(RSCS ${remind_RSCS})

set ( remind_MOCS
    plugin.h
    )
QT4_WRAP_CPP(MOCS ${remind_MOCS})

if( CMAKE_SIZEOF_VOID_P EQUAL 8 )
    MESSAGE( "64 bits compiler detected" )
    SET( EX_PLATFORM 64 )
    SET( EX_PLATFORM_NAME "x64" )
else( CMAKE_SIZEOF_VOID_P EQUAL 8 )
    MESSAGE( "32 bits compiler detected" )
    SET( EX_PLATFORM 32 )
    SET( EX_PLATFORM_NAME "x86" )
endif( CMAKE_SIZEOF_VOID_P EQUAL 8 )

if(${CMAKE_SYSTEM_NAME} STREQUAL Windows)
    set(CMAKE_INSTALL_PREFIX d:/library)
    
    if( EX_PLATFORM EQUAL 64)
        set(LIB_INSTALL_PATH ${CMAKE_INSTALL_PREFIX}/lib64/)
    else( EX_PLATFORM EQUAL 32)
        set(LIB_INSTALL_PATH ${CMAKE_INSTALL_PREFIX}/lib/)
    endif( EX_PLATFORM EQUAL 64)
    
    set(LIB_INCLUDE_PATH ${CMAKE_INSTALL_PREFIX}/include/)
    ADD_DEFINITIONS( -D_WIN32 -D_MINGW32)
    
    include_directories ("d:/library/include")
    link_directories( "d:/library/lib")    
    set( REQUIRED_LIBRARIES    advini maint)    
    
elseif(${CMAKE_SYSTEM_NAME} STREQUAL Linux)
    set(CMAKE_INSTALL_PREFIX /usr/local)
    
    if( EX_PLATFORM EQUAL 64)
        set(LIB_INSTALL_PATH ${CMAKE_INSTALL_PREFIX}/lib64/)
    else( EX_PLATFORM EQUAL 32)
        set(LIB_INSTALL_PATH ${CMAKE_INSTALL_PREFIX}/lib/)
    endif( EX_PLATFORM EQUAL 64)
    
    set(LIB_INCLUDE_PATH ${CMAKE_INSTALL_PREFIX}/include/)
    ADD_DEFINITIONS( -D_UNIX=1 -D_LINUX )

endif()

add_library ( remind SHARED ${remind_SRCS} ${UIS} ${RSCS} ${TRS} ${MOCS} )
target_link_libraries ( remind  ${QT_QTCORE_LIBRARY} ${QT_QTGUI_LIBRARY} ${QT_QTSQL_LIBRARY} ${QT_QTWIDGETS_LIBRARY} ${QT_QTMULTIMEDIA_LIBRARY} )

set_target_properties( remind PROPERTIES VERSION ${MAJOR_VERSION} SOVERSION ${MINOR_VERSION} )
                  
install(TARGETS remind DESTINATION ${LIB_INSTALL_PATH}/infoman)