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# Find KDE4 and provide all necessary variables and macros to compile software for it.
# It looks for KDE 4 in the following directories in the given order:
# - CMAKE_INSTALL_PREFIX
# - KDEDIR
# - /opt/kde4
# - /opt/kde
#
# Please look in FindKDE4Internal.cmake and KDE4Macros.cmake for more information.
# They are installed with the KDE 4 libraries in $KDEDIR/share/apps/cmake/modules/.
#
# Author: Alexander Neundorf <neundorf@kde.org>
FILE(TO_CMAKE_PATH "$ENV{KDEDIRS}" _KDEDIRS)
# First try to find kde-config
FIND_PROGRAM(KDE4_KDECONFIG_EXECUTABLE NAMES kde-config
PATHS
${CMAKE_INSTALL_PREFIX}/bin
${_KDEDIRS}
/opt/kde4/bin
NO_DEFAULT_PATH
)
IF (NOT KDE4_KDECONFIG_EXECUTABLE)
FIND_PROGRAM(KDE4_KDECONFIG_EXECUTABLE NAMES kde-config )
ENDIF (NOT KDE4_KDECONFIG_EXECUTABLE)
IF (KDE4_KDECONFIG_EXECUTABLE)
# then ask kde-config for the kde data dirs
EXEC_PROGRAM(${KDE4_KDECONFIG_EXECUTABLE} ARGS --path data OUTPUT_VARIABLE _data_DIR )
FILE(TO_CMAKE_PATH "${_data_DIR}" _data_DIR)
# then check the data dirs for FindKDE4Internal.cmake
FIND_PATH(KDE4_DATA_DIR cmake/modules/FindKDE4Internal.cmake ${_data_DIR})
# if it has been found...
IF (KDE4_DATA_DIR)
SET(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} ${KDE4_DATA_DIR}/cmake/modules)
IF (KDE4_FIND_QUIETLY)
SET(_quiet QUIET)
ENDIF (KDE4_FIND_QUIETLY)
IF (KDE4_FIND_REQUIRED)
SET(_req REQUIRED)
ENDIF (KDE4_FIND_REQUIRED)
# use FindKDE4Internal.cmake to do the rest
FIND_PACKAGE(KDE4Internal ${_req} ${_quiet})
ELSE (KDE4_DATA_DIR)
IF (KDE4_FIND_REQUIRED)
MESSAGE(FATAL_ERROR "ERROR: cmake/modules/FindKDE4Internal.cmake not found in ${_data_DIR}")
ENDIF (KDE4_FIND_REQUIRED)
ENDIF (KDE4_DATA_DIR)
ELSE (KDE4_KDECONFIG_EXECUTABLE)
IF (KDE4_FIND_REQUIRED)
MESSAGE(FATAL_ERROR "ERROR: Could not find KDE4 kde-config")
ENDIF (KDE4_FIND_REQUIRED)
ENDIF (KDE4_KDECONFIG_EXECUTABLE)
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