This patch removes some annoying messages that can appear while running openjade: patch -Np1 -i ../OpenSP-&opensp-version;-LITLEN.patch Install OpenSP by running the following commands: ./configure --prefix=/usr --disable-static --enable-http \ --enable-default-catalog=/etc/sgml/catalog \ --enable-default-search-path=/usr/share/sgml && make pkgdatadir=/usr/share/sgml/OpenSP-&opensp-version; && make pkgdatadir=/usr/share/sgml/OpenSP-&opensp-version; install && ln -sf onsgmls /usr/bin/nsgmls && ln -sf osgmlnorm /usr/bin/sgmlnorm && ln -sf ospam /usr/bin/spam && ln -sf ospcat /usr/bin/spcat && ln -sf ospent /usr/bin/spent && ln -sf osx /usr/bin/sx && ln -sf osx /usr/bin/sgml2xml && ln -sf libosp.so /usr/lib/libsp.so && install-catalog --add /etc/sgml/OpenSP-&opensp-version;.cat \ /usr/share/sgml/OpenSP-&opensp-version;/catalog && install-catalog --add /etc/sgml/sgml-docbook.cat \ /etc/sgml/OpenSP-&opensp-version;.cat Remove the above catalog items prior to upgrading with: install-catalog --remove /etc/sgml/OpenSP-[version].cat \ /usr/share/sgml/OpenSP-[version]/catalog && install-catalog --remove /etc/sgml/sgml-docbook.cat \ /etc/sgml/OpenSP-[version].cat