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51 lines
2.0 KiB
Plaintext
51 lines
2.0 KiB
Plaintext
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dnl A function to check for the existence and usability of XSB Prolog.
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dnl Copyright (C) 2001-2010 Roberto Bagnara <bagnara@cs.unipr.it>
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dnl Copyright (C) 2010-2011 BUGSENG srl (http://bugseng.com)
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dnl
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dnl This file is part of the Parma Polyhedra Library (PPL).
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dnl
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dnl The PPL is free software; you can redistribute it and/or modify it
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dnl under the terms of the GNU General Public License as published by the
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dnl Free Software Foundation; either version 3 of the License, or (at your
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dnl option) any later version.
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dnl
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dnl The PPL is distributed in the hope that it will be useful, but WITHOUT
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dnl ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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dnl FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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dnl for more details.
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dnl
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dnl You should have received a copy of the GNU General Public License
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dnl along with this program; if not, write to the Free Software Foundation,
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dnl Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02111-1307, USA.
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dnl
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dnl For the most up-to-date information see the Parma Polyhedra Library
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dnl site: http://www.cs.unipr.it/ppl/ .
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AC_DEFUN([AC_CHECK_XSB_PROLOG],
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[
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AC_PATH_PROG(xsb_prolog, xsb)
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if test x$xsb_prolog != x
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then
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dnl The foreign language interface include file is `cinterf.h',
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dnl but this resides in the emulator directory and is not installed
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dnl in any standard place.
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xsb_emu_dir=`xsb --nobanner --quietload --noprompt \
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-e "write('emudir='), \
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xsb_configuration(emudir, X), write(X), nl, halt." \
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2>/dev/null | sed "s/^emudir=//g"`
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xsb_config_dir=`xsb --nobanner --quietload --noprompt \
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-e "write('config_dir='), \
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xsb_configuration(config_dir,X), write(X), nl, halt." \
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2>/dev/null | sed "s/^config_dir=//g"`
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XSB_PROLOG_INCLUDE_OPTIONS="-I${xsb_emu_dir} -I${xsb_config_dir}"
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AC_SUBST(XSB_PROLOG_INCLUDE_OPTIONS)
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fi
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if test x$xsb_prolog != x
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then
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have_xsb_prolog=yes
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else
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have_xsb_prolog=no
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fi
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])
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