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tqtinterface/ConfigureChecks.cmake

215 lines
6.4 KiB

#################################################
#
# (C) 2010-2011 Serghei Amelian
# serghei (DOT) amelian (AT) gmail.com
#
# Improvements and feedback are welcome
#
# This file is released under GPL >= 2
#
#################################################
##### setup architecture flags ##################
tde_setup_architecture_flags( )
include(TestBigEndian)
test_big_endian(WORDS_BIGENDIAN)
tde_setup_largefiles( )
macro( qt_message )
message( STATUS "${ARGN}" )
endmacro( )
set( QT_VERSION "3" )
# qt prefix directory
if( NOT DEFINED QT_PREFIX_DIR )
if( NOT $ENV{TQTDIR} STREQUAL "" )
set( QT_PREFIX_DIR "$ENV{TQTDIR}" )
qt_message( " QT_PREFIX_DIR is set to TQTDIR" )
else( )
set( QT_PREFIX_DIR "/usr" )
endif( )
endif( )
qt_message( " QT_PREFIX_DIR : ${QT_PREFIX_DIR}" )
# qt headers
if( NOT DEFINED TQT_INCLUDE_DIR )
if( QT_PREFIX_DIR STREQUAL "/usr" )
if( EXISTS "${QT_PREFIX_DIR}/include/tqt${QT_VERSION}" )
set( TQT_INCLUDE_DIR "${QT_PREFIX_DIR}/include/tqt${QT_VERSION}" )
else( )
set( TQT_INCLUDE_DIR "${QT_PREFIX_DIR}/include/qt${QT_VERSION}" )
endif( )
else( )
set( TQT_INCLUDE_DIR "${QT_PREFIX_DIR}/include" )
endif( )
endif( )
qt_message( " TQT_INCLUDE_DIR: ${TQT_INCLUDE_DIR}" )
# qt library path
if( NOT DEFINED TQT_LIBRARY_DIR )
set( TQT_LIBRARY_DIR "${QT_PREFIX_DIR}/lib${LIB_SUFFIX}" )
endif( )
qt_message( " TQT_LIBRARY_DIR: ${TQT_LIBRARY_DIR}" )
# qt library name
if( NOT DEFINED TQT_LIBRARIES )
set( TQT_LIBRARIES qt-mt )
endif( )
# qt tools
if( NOT DEFINED QT_BINARY_DIR )
set( QT_BINARY_DIR "${QT_PREFIX_DIR}/bin" )
endif( )
qt_message( " QT_BINARY_DIR : ${QT_BINARY_DIR}" )
# find moc
if( DEFINED MOC_EXECUTABLE )
if( IS_DIRECTORY "${MOC_EXECUTABLE}" OR NOT EXISTS "${MOC_EXECUTABLE}" )
tde_message_fatal( "moc was NOT found.\n MOC_EXECUTABLE may not be set correctly." )
endif( )
else( )
find_program( MOC_EXECUTABLE NAMES tqmoc moc-qt3 moc HINTS "${QT_BINARY_DIR}" )
if( NOT MOC_EXECUTABLE )
tde_message_fatal( "moc was NOT found.\n Please check if your Qt${QT_VERSION} is correctly installed." )
endif( )
endif( )
# attempt to run moc, to check which qt version is using
execute_process( COMMAND ${MOC_EXECUTABLE} -v ERROR_VARIABLE __output
RESULT_VARIABLE __result ERROR_STRIP_TRAILING_WHITESPACE )
if( __result EQUAL 1 )
string( REGEX MATCH "^.*Qt (.+)\\)$" __dummy "${__output}" )
set( __version "${CMAKE_MATCH_1}" )
if( NOT __version )
tde_message_fatal( "Invalid response from moc:\n ${__output}" )
endif( )
else( )
tde_message_fatal( "Unable to run moc!\n Qt${VERSION} are correctly installed?\n LD_LIBRARY_PATH are correctly set?" )
endif( )
qt_message( " MOC_EXECUTABLE: ${MOC_EXECUTABLE} (using Qt ${CMAKE_MATCH_1})" )
if( QT_VERSION STREQUAL "3" AND NOT "${CMAKE_MATCH_1}" VERSION_LESS "4" )
tde_message_fatal( "Strange, you want TQt3, but your moc using Qt>=4." )
endif( )
# find uic (only for Qt3)
if( DEFINED UIC_EXECUTABLE )
if( IS_DIRECTORY "${UIC_EXECUTABLE}" OR NOT EXISTS "${UIC_EXECUTABLE}" )
tde_message_fatal( "uic was NOT found.\n MOC_EXECUTABLE may not be set correctly" )
endif( )
else( )
find_program( UIC_EXECUTABLE NAMES tquic uic-qt3 uic HINTS "${QT_BINARY_DIR}" )
if( NOT UIC_EXECUTABLE )
tde_message_fatal( "uic was NOT found.\n Please check if your Qt${QT_VERSION} is correctly installed." )
endif( )
endif( )
qt_message( " UIC_EXECUTABLE: ${UIC_EXECUTABLE}" )
tde_save( CMAKE_REQUIRED_INCLUDES CMAKE_REQUIRED_LIBRARIES )
set( CMAKE_REQUIRED_INCLUDES ${TQT_INCLUDE_DIR} )
set( CMAKE_REQUIRED_LIBRARIES -L${TQT_LIBRARY_DIR} ${TQT_LIBRARIES} )
# check if TQt3 is usable
check_cxx_source_compiles("
#include <qapplication.h>
int main(int argc, char **argv) { QApplication app(argc, argv); return 0; } "
HAVE_USABLE_QT${QT_VERSION} )
if( NOT HAVE_USABLE_QT${QT_VERSION} )
# Unset the Qt detection variable
unset( HAVE_USABLE_QT${QT_VERSION} CACHE )
# Reset libraries
set( TQT_LIBRARIES tqt-mt )
set( CMAKE_REQUIRED_LIBRARIES -L${TQT_LIBRARY_DIR} ${TQT_LIBRARIES} )
qt_message( "Looking for native TQt3..." )
check_cxx_source_compiles("
#include <ntqapplication.h>
int main(int argc, char **argv) { TQApplication app(argc, argv); return 0; } "
HAVE_USABLE_QT${QT_VERSION} )
endif( )
if( NOT HAVE_USABLE_QT${QT_VERSION} )
tde_message_fatal( "Unable to build a simple Qt${QT_VERSION} test." )
endif( )
# check if Qt3 is patched for compatibility with TQt
check_cxx_source_compiles("
#include <qobjectlist.h>
#include <qobject.h>
int main(int, char**) { QObject::objectTreesListObject(); return 0; } "
HAVE_PATCHED_QT3 )
if( NOT HAVE_PATCHED_QT3 )
# Unset the Qt detection variable
unset( HAVE_PATCHED_QT3 CACHE )
# Reset libraries
set( TQT_LIBRARIES tqt-mt )
set( CMAKE_REQUIRED_LIBRARIES -L${TQT_LIBRARY_DIR} ${TQT_LIBRARIES} )
qt_message( "Looking for patched native TQt3..." )
check_cxx_source_compiles("
#include <ntqobjectlist.h>
#include <ntqobject.h>
int main(int, char**) { TQObject::objectTreesListObject(); return 0; } "
HAVE_PATCHED_QT3 )
endif( )
if( NOT HAVE_PATCHED_QT3 )
tde_message_fatal( "Your Qt3 is not patched for compatibility with tqtinterface." )
endif( )
tde_restore( CMAKE_REQUIRED_INCLUDES CMAKE_REQUIRED_LIBRARIES )
##### check for OpenGL
execute_process(
COMMAND ${PKG_CONFIG_EXECUTABLE} ${TQT_LIBRARIES} --variable=qt_config
OUTPUT_VARIABLE TQT_CONF_VARS
OUTPUT_STRIP_TRAILING_WHITESPACE
)
message(STATUS "List of qt_config variables: ${TQT_CONF_VARS}")
string( REGEX MATCH " opengl " OPENGL_ENABLED " ${TQT_CONF_VARS} " )
if( OPENGL_ENABLED )
check_include_file( "OpenGL/glu.h" HAVE_GLU_OPENGL )
check_include_file( "GL/glu.h" HAVE_GLU_GL )
tde_save( CMAKE_REQUIRED_INCLUDES CMAKE_REQUIRED_LIBRARIES )
set( CMAKE_REQUIRED_INCLUDES ${TQT_INCLUDE_DIR} )
set( CMAKE_REQUIRED_LIBRARIES -L${TQT_LIBRARY_DIR} ${TQT_LIBRARIES} )
check_cxx_source_compiles("
#include <cstdlib>
#include <ntqgl.h>
int main( int, char** )
{
(void) new TQGLWidget( (TQWidget*)0, \"qgl\" ) ;
return EXIT_SUCCESS ;
}"
TQGLWIDGET )
tde_restore( CMAKE_REQUIRED_INCLUDES CMAKE_REQUIRED_LIBRARIES )
if( ( HAVE_GLU_OPENGL OR HAVE_GLU_GL ) AND TQGLWIDGET )
set( HAVE_OPENGL 1 )
else()
tde_message_fatal( "OpenGL has been requested, but neither the OpenGL headers or tqt3 with OpenGL support have been found on your system" )
endif()
endif( OPENGL_ENABLED )
##### check for Inputmethod
string( REGEX MATCH " inputmethod " INPUTMETHOD_ENABLED " ${TQT_CONF_VARS} " )