doxyfile_conf = configuration_data()
doxyfile_conf.set('PACKAGE_NAME', meson.project_name())
doxyfile_conf.set('PACKAGE_VERSION', meson.project_version())
doxyfile_conf.set('top_srcdir', meson.source_root())
doxyfile_conf.set('top_builddir', meson.build_root())

if find_program('dot', required: false).found()
  doxyfile_conf.set('HAVE_DOT', 'YES')
else
  doxyfile_conf.set('HAVE_DOT', 'NO')
endif

doxyfile = configure_file(input: 'Doxyfile.in',
                          output: 'Doxyfile',
                          configuration: doxyfile_conf,
                          install: false)

docdir = join_paths(epoxy_datadir, 'doc')

html_target = custom_target('epoxy-docs',
                            input: [ doxyfile ],
                            output: [ 'html' ],
                            command: [ doxygen, doxyfile ],
                            install: true,
                            install_dir: join_paths(docdir, 'epoxy'))