+
+dnl
+dnl Perform sanity checking and try to locate the W3 package
+dnl
+AC_DEFUN(AC_CHECK_URL, [
+AC_MSG_CHECKING(for acceptable URL version)
+AC_CACHE_VAL(EMACS_cv_ACCEPTABLE_URL,[
+AC_EMACS_CHECK_LIB(url, url-retrieve, "noecho")
+if test "${HAVE_url}" = "yes"; then
+ EMACS_cv_ACCEPTABLE_URL=yes
+else
+ EMACS_cv_ACCEPTABLE_URL=no
+fi
+
+if test "${EMACS_cv_ACCEPTABLE_URL}" = "yes"; then
+ AC_EMACS_LISP(url_dir,(file-name-directory (locate-library \"url\")),"noecho")
+ EMACS_cv_ACCEPTABLE_URL=$EMACS_cv_SYS_url_dir
+fi
+])
+ AC_ARG_WITH(url,[ --with-url=DIR Specify where to find the url package], [ EMACS_cv_ACCEPTABLE_URL=`( cd $withval && pwd || echo "$withval" ) 2> /dev/null` ])
+ URL=${EMACS_cv_ACCEPTABLE_URL}
+ AC_SUBST(URL)
+ AC_MSG_RESULT("${URL}")
+])
+
+dnl
+dnl Perform checking available fonts: Adobe Bembo, Adobe Futura and
+dnl Bitstream Courier.
+dnl
+
+AC_DEFUN(GNUS_CHECK_FONTS, [
+test "$LATEX" = t && LATEX=
+test "$LATEX" || AC_PATH_PROGS(LATEX, latex, no)
+AC_MSG_CHECKING(for available fonts)
+AC_ARG_WITH(fonts,[ --with-fonts Assume all fonts required are available],[USE_FONTS="$withval"])
+WITH_FONTS_bembo='%'
+WITHOUT_FONTS_bembo=
+WITH_FONTS_pfu='%'
+WITHOUT_FONTS_pfu=
+WITH_FONTS_bcr='%'
+WITHOUT_FONTS_bcr=
+if test -z "${USE_FONTS}"; then
+ if test "${LATEX}" = no; then
+ :
+ else
+ OUTPUT=./conftest-$$
+ echo '\nonstopmode\documentclass{article}\usepackage{bembo}\begin{document}\end{document}' > ${OUTPUT}
+ if ${LATEX} ${OUTPUT} </dev/null >& AC_FD_CC 2>&1 ; then
+ if test -z "${USE_FONTS}"; then
+ USE_FONTS="Adobe Bembo"
+ else
+ USE_FONTS="${USE_FONTS}, Adobe Bembo"
+ fi
+ WITH_FONTS_bembo=
+ WITHOUT_FONTS_bembo='%'
+ fi
+ echo '\nonstopmode\documentclass{article}\begin{document}{\fontfamily{pfu}\fontsize{10pt}{10}\selectfont test}\end{document}' > ${OUTPUT}
+ if retval=`${LATEX} ${OUTPUT} </dev/null 2>& AC_FD_CC`; then
+ if echo "$retval" | grep 'Some font shapes were not available' >& AC_FD_CC 2>&1 ; then
+ :
+ else
+ if test -z "${USE_FONTS}"; then
+ USE_FONTS="Adobe Futura"
+ else
+ USE_FONTS="${USE_FONTS}, Adobe Futura"
+ fi
+ WITH_FONTS_pfu=
+ WITHOUT_FONTS_pfu='%'
+ fi
+ fi
+ echo '\nonstopmode\documentclass{article}\begin{document}{\fontfamily{bcr}\fontsize{10pt}{10}\selectfont test}\end{document}' > ${OUTPUT}
+ if retval=`${LATEX} ${OUTPUT} </dev/null 2>& AC_FD_CC`; then
+ if echo "$retval" | grep 'Some font shapes were not available' >& AC_FD_CC 2>&1 ; then
+ :
+ else
+ if test -z "${USE_FONTS}"; then
+ USE_FONTS="Bitstream Courier"
+ else
+ USE_FONTS="${USE_FONTS}, Bitstream Courier"
+ fi
+ WITH_FONTS_bcr=
+ WITHOUT_FONTS_bcr='%'
+ fi
+ fi
+ rm -f ${OUTPUT} ${OUTPUT}.aux ${OUTPUT}.log ${OUTPUT}.dvi
+ fi
+elif test "${USE_FONTS}" = yes ; then
+ WITH_FONTS_bembo=
+ WITHOUT_FONTS_bembo='%'
+ WITH_FONTS_pfu=
+ WITHOUT_FONTS_pfu='%'
+ WITH_FONTS_bcr=
+ WITHOUT_FONTS_bcr='%'
+fi
+AC_SUBST(WITH_FONTS_bembo)
+AC_SUBST(WITHOUT_FONTS_bembo)
+AC_SUBST(WITH_FONTS_pfu)
+AC_SUBST(WITHOUT_FONTS_pfu)
+AC_SUBST(WITH_FONTS_bcr)
+AC_SUBST(WITHOUT_FONTS_bcr)
+if test -z "${USE_FONTS}" ; then
+ USE_FONTS=no
+fi
+USE_FONTS=`echo "${USE_FONTS}" | sed 's/,\([[^,]]*\)$/ and\1/'`
+AC_MSG_RESULT("${USE_FONTS}")
+if test "${USE_FONTS}" = yes ; then
+ USE_FONTS='Set in Adobe Bembo, Adobe Futura and Bitstream Courier.'
+elif test "${USE_FONTS}" = no ; then
+ USE_FONTS=''
+else
+ USE_FONTS="Set in ${USE_FONTS}."
+fi
+AC_SUBST(USE_FONTS)
+])