It is also possible to add your own arguments...
AC_ARG_WITH(html-dir, [ --with-html-dir=PATH path to installed docs ]) if test "x$with_html_dir" = "x" ; then HTML_DIR='${datadir}/gtk-doc/html' else HTML_DIR=$with_html_dir fi |
... and to have features which can be enabled and disabled.
AC_ARG_ENABLE(gtk-doc, [ --enable-gtk-doc Use gtk-doc to build documentation [default=auto]], enable_gtk_doc="$enableval", enable_gtk_doc=auto) if test x$enable_gtk_doc = xauto ; then if test x$GTKDOC = xtrue ; then enable_gtk_doc=yes else enable_gtk_doc=no fi fi |