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# generate documentation on 'make doxygen-doc'
file(MAKE_DIRECTORY ${CMAKE_BINARY_DIR}/doc)
find_package(Doxygen)
if(DOXYGEN_FOUND)
find_program(QHELPGENERATOR_EXECUTABLE qhelpgenerator)
mark_as_advanced(QHELPGENERATOR_EXECUTABLE)
include(FindPackageHandleStandardArgs)
find_package_handle_standard_args(QHELPGENERATOR DEFAULT_MSG QHELPGENERATOR_EXECUTABLE)
set(QT_TAGS_FILE ${QT_DOC_DIR}/html/qt.tags)
if(EXISTS ${QT_TAGS_FILE})
find_package(Perl)
if (NOT PERL_FOUND)
message(WARNING "Perl was not found. Qt crosslinks in uploaded docs won't be valid.")
endif (NOT PERL_FOUND)
else(EXISTS ${QT_TAGS_FILE})
message(WARNING "html/qt.tags not found in ${QT_DOC_DIR}. Set the QT_DOC_DIR variable to
point to its location to enable crosslinking.")
unset(QT_TAGS_FILE)
endif(EXISTS ${QT_TAGS_FILE})
set(abs_top_builddir ${CMAKE_BINARY_DIR})
set(abs_top_srcdir ${CMAKE_SOURCE_DIR})
set(GENERATE_HTML YES)
set(GENERATE_RTF NO)
set(GENERATE_CHM NO)
set(GENERATE_CHI NO)
set(GENERATE_LATEX NO)
set(GENERATE_MAN NO)
set(GENERATE_XML NO)
set(GENERATE_QHP ${QHELPGENERATOR_FOUND})
configure_file(doxygen.cfg.in ${CMAKE_BINARY_DIR}/doxygen.cfg)
add_custom_target(doxygen-doc ${DOXYGEN_EXECUTABLE} ${CMAKE_BINARY_DIR}/doxygen.cfg)
endif(DOXYGEN_FOUND)
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