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function(IS_SUBDIR ROOT CHILD OUT)
file(RELATIVE_PATH REL_PATH "${ROOT}" "${CHILD}")
string(REGEX MATCH "^\.\./" NOT_SUBDIR "${REL_PATH}")
if (NOT_SUBDIR)
set(${OUT} FALSE PARENT_SCOPE)
else()
set(${OUT} TRUE PARENT_SCOPE)
endif()
endfunction()
if (UNIX AND NOT APPLE)
set(OC_PLUGIN_DIR ${KDE_INSTALL_FULL_PLUGINDIR})
IS_SUBDIR("${CMAKE_INSTALL_PREFIX}" "${OC_PLUGIN_DIR}" _is_subdir)
if (NOT _is_subdir)
if (KDE_INSTALL_USE_QT_SYS_PATHS)
message(FATAL_ERROR "Using KDE_INSTALL_USE_QT_SYS_PATHS with a non bundled Qt is not supported.")
else()
message(FATAL_ERROR "KDE_INSTALL_PLUGINDIR must be located in CMAKE_INSTALL_PREFIX")
endif()
endif()
include(ECMQueryQmake)
query_qmake(_qt_plugin_dir QT_INSTALL_PLUGINS TRY)
# any sub dir of _qt_plugin_dir is sufficient
IS_SUBDIR("${_qt_plugin_dir}" "${OC_PLUGIN_DIR}" _is_subdir)
if (_is_subdir)
# no need to add a additional plugin dir
unset(OC_PLUGIN_DIR)
else()
# set plugin dir to a path relative to the binary
file(RELATIVE_PATH OC_PLUGIN_DIR "${CMAKE_INSTALL_FULL_BINDIR}" "${OC_PLUGIN_DIR}")
message(STATUS "Adding additional plugin path: ${OC_PLUGIN_DIR}")
endif()
endif()
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