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