acltx_package_input

This macro test if package in <class> exists and set <variable> to the right value (yes or no). Use \input instance of \usepackage.

AC_DEFUN([ACLTX_PACKAGE_INPUT],[
ACLTX_PACKAGE_LOCATION($1,$3_location)
if test "[$]$3_location" = "no" ; then
    AC_MSG_WARN([Unable to locate the $1.sty file])
    [ac_cv_latex_i_]translit($1,[-.],[__])[_]translit($2,[-],[_])="no";
else
if test "$[ac_cv_latex_class_]translit($2,[-],[_])" = "" ;
then
        ACLTX_CLASS($2,boretti_classesansparametre)
        export boretti_classesansparametre;
else
        boretti_classesansparametre=$[ac_cv_latex_class_]translit($2,[-],[_]) ;
        export boretti_classesansparemetre;
fi;
if test $boretti_classesansparametre = "no" ;
then
    AC_MSG_ERROR([Unable to find $2 class])
fi
AC_CACHE_CHECK([for usability of package $1 in class $2, using \\input instance of \\usepackage],[ac_cv_latex_i_]translit($1,[-.],[__])[_]translit($2,[-],[_]),[
_ACLTX_TEST([
\documentclass{$2}
\input $1
\begin{document}
\end{document}
],[ac_cv_latex_i_]translit($1,[-.],[__])[_]translit($2,[-],[_]))
])
fi
$3=$[ac_cv_latex_i_]translit($1,[-.],[__])[_]translit($2,[-],[_]); export $3;
AC_SUBST($3)
])

This library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version.

This library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.

You should have received a copy of the GNU Lesser General Public License along with this library; if not, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA