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# ===========================================================================
# https://www.gnu.org/software/autoconf-archive/ax_xtra_classpath.html
# ===========================================================================
#
# SYNOPSIS
#
# AX_XTRA_CLASSPATH(<classpath>,<class>,<jarfile>,<action-if-found>,<action-if-not-found>)
#
# DESCRIPTION
#
# Set $1 to extra classpath components required for class $2 found in a
# jar file in $3. If the class is found do $4 and otherwise do $5. Uses
# AX_JAVA_CHECK_CLASS for testing whether a class is available
#
# LICENSE
#
# Copyright (c) 2008 Duncan Simpson <dps@simpson.demon.co.uk>
#
# This program is free software; you can redistribute it and/or modify it
# under the terms of the GNU General Public License as published by the
# Free Software Foundation; either version 2 of the License, or (at your
# option) any later version.
#
# This program is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General
# Public License for more details.
#
# You should have received a copy of the GNU General Public License along
# with this program. If not, see <https://www.gnu.org/licenses/>.
#
# As a special exception, the respective Autoconf Macro's copyright owner
# gives unlimited permission to copy, distribute and modify the configure
# scripts that are the output of Autoconf when processing the Macro. You
# need not follow the terms of the GNU General Public License when using
# or distributing such scripts, even though portions of the text of the
# Macro appear in them. The GNU General Public License (GPL) does govern
# all other use of the material that constitutes the Autoconf Macro.
#
# This special exception to the GPL applies to versions of the Autoconf
# Macro released by the Autoconf Archive. When you make and distribute a
# modified version of the Autoconf Macro, you may extend this special
# exception to the GPL to apply to your modified version as well.
#serial 11
AU_ALIAS([DPS_XTRA_CLASSPATH], [AX_XTRA_CLASSPATH])
AC_DEFUN([AX_XTRA_CLASSPATH],[
AC_PROG_SED
POTENTIAL_LOCATIONS="/usr/share/java"
for jhome in `ls -dr /usr/java/* /usr/local/java/* 2> /dev/null`; do
for jdir in lib jre/lib; do
POTENTIAL_LOCATIONS="$POTENTIAL_LOCATIONS $jhome/$jdir"
done; done
AX_JAVA_CHECK_CLASS([$2],[got="yes"],[got="no"])
cpxtra=""; saved_cp="${CLASSPATH}";
for location in $POTENTIAL_LOCATIONS; do
for jfile in $3; do
if test "x$got" != "xyes" && test -f "$location/$jfile"; then
CLASSPATH="${saved_cp}:$location/$jfile"
AX_JAVA_CHECK_CLASS([$2],[got="yes"; cpxtra="$location/$jfile:"],[got="no"])
fi; done; done;
if test "x${saved_cp}" != "x"; then
CLASSPATH="${saved_cp}"
else unset CLASSPATH; fi
if test "x$got" = "xyes"; then
$1="$cpxtra"
$4
true; else
$5
false; fi
])
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