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# Rosegarden
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# A MIDI and audio sequencer and musical notation editor.
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#
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# This program is Copyright 2000-2008
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# Guillaume Laurent <glaurent@telegraph-road.org>,
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# Chris Cannam <cannam@all-day-breakfast.com>,
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# Richard Bown <richard.bown@ferventsoftware.com>
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#
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# The moral rights of Guillaume Laurent, Chris Cannam, and Richard
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# Bown to claim authorship of this work have been asserted.
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#
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# This file is Copyright 2006-2008
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# Pedro Lopez-Cabanillas <plcl@users.sourceforge.net>
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#
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# Other copyrights also apply to some parts of this work. Please
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# see the AUTHORS file and individual file headers for details.
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License as
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# published by the Free Software Foundation; either version 2 of the
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# License, or (at your option) any later version. See the file
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# COPYING included with this distribution for more information.
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# - Try to find precompiled headers support for GCC 3.4 and 4.x
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# Once done this will define:
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#
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# Variable:
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# PCHSupport_FOUND
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#
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# Macro:
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# ADD_PRECOMPILED_HEADER
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IF(CMAKE_COMPILER_IS_GNUCXX)
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EXEC_PROGRAM(${CMAKE_CXX_COMPILER}
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ARGS -dumpversion
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OUTPUT_VARIABLE gcc_compiler_version)
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# STRING(REGEX REPLACE ".* ([0-9]\\.[0-9]\\.[0-9]) .*" "\\1"
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# gcc_compiler_version ${_compiler_output})
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# MESSAGE("GCC Version: ${gcc_compiler_version}")
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IF(gcc_compiler_version MATCHES "4\\.[0-9]\\.[0-9]")
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SET(PCHSupport_FOUND TRUE)
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ELSE(gcc_compiler_version MATCHES "4\\.[0-9]\\.[0-9]")
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IF(gcc_compiler_version MATCHES "3\\.4\\.[0-9]")
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SET(PCHSupport_FOUND TRUE)
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ENDIF(gcc_compiler_version MATCHES "3\\.4\\.[0-9]")
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ENDIF(gcc_compiler_version MATCHES "4\\.[0-9]\\.[0-9]")
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ENDIF(CMAKE_COMPILER_IS_GNUCXX)
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MACRO(ADD_PRECOMPILED_HEADER _targetName _input)
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GET_FILENAME_COMPONENT(_name ${_input} NAME)
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SET(_source "${CMAKE_CURRENT_SOURCE_DIR}/${_input}")
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SET(_outdir "${CMAKE_CURRENT_BINARY_DIR}/${_name}.gch")
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MAKE_DIRECTORY(${_outdir})
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SET(_output "${_outdir}/${CMAKE_BUILD_TYPE}.c++")
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STRING(TOUPPER "CMAKE_CXX_FLAGS_${CMAKE_BUILD_TYPE}" _flags_var_name)
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SET(_compiler_FLAGS ${${_flags_var_name}})
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SEPARATE_ARGUMENTS(_compiler_FLAGS)
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#MESSAGE("_compiler_FLAGS: ${_compiler_FLAGS}")
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ADD_CUSTOM_COMMAND(
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OUTPUT ${_output}
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COMMAND ${CMAKE_CXX_COMPILER}
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${_compiler_FLAGS}
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-I${TQT_INCLUDE_DIR}
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-I${KDE3_INCLUDE_DIR}
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${QT_DEFINITIONS}
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${KDE3_DEFINITIONS}
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-x c++-header
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-o ${_output} ${_source}
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DEPENDS ${_source} )
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ADD_CUSTOM_TARGET(${_targetName} DEPENDS ${_output})
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#SET(CMAKE_CXX_FLAGS ${CMAKE_CXX_FLAGS} "-include ${_name} -Winvalid-pch -H")
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SET(CMAKE_CXX_FLAGS ${CMAKE_CXX_FLAGS} "-include ${_name} -Winvalid-pch")
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ENDMACRO(ADD_PRECOMPILED_HEADER)
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