ax_swig_enable_cxx.m4

# ===========================================================================
#    https://www.gnu.org/software/autoconf-archive/ax_swig_enable_cxx.html
# ===========================================================================
#
# SYNOPSIS
#
#   AX_SWIG_ENABLE_CXX
#
# DESCRIPTION
#
#   Enable SWIG C++ support. This affects all invocations of $(SWIG).
#
# LICENSE
#
#   Copyright (c) 2008 Sebastian Huber <sebastian-huber@web.de>
#   Copyright (c) 2008 Alan W. Irwin
#   Copyright (c) 2008 Rafael Laboissiere <rafael@laboissiere.net>
#   Copyright (c) 2008 Andrew Collier
#
#   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.
#
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#   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.
#
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#   with this program. If not, see <https://www.gnu.org/licenses/>.
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#serial 11

AU_ALIAS([SWIG_ENABLE_CXX], [AX_SWIG_ENABLE_CXX])
AC_DEFUN([AX_SWIG_ENABLE_CXX],[
        AC_REQUIRE([AX_PKG_SWIG])
        AC_REQUIRE([AC_PROG_CXX])
        if test "z$SWIG" != "z"; then
                SWIG="$SWIG -c++"
        fi
])