File: configure.in

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alt-ergo 0.95.2-3
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#****************************************************************************#
#     The Alt-Ergo theorem prover                                            #
#     Copyright (C) 2006-2013                                                #
#     CNRS - INRIA - Universite Paris Sud                                    #
#                                                                            #
#     Sylvain Conchon                                                        #
#     Evelyne Contejean                                                      #
#                                                                            #
#     Francois Bobot                                                         #
#     Mohamed Iguernelala                                                    #
#     Stephane Lescuyer                                                      #
#     Alain Mebsout                                                          #
#                                                                            #
#   This file is distributed under the terms of the CeCILL-C licence         #
#****************************************************************************#

#
# autoconf input for OCaml programs
# Copyright (C) 2001 Jean-Christophe Filliļæ½tre
#   from a first script by Georges Mariano 
# 
# This library is free software; you can redistribute it and/or
# modify it under the terms of the GNU Library General Public
# License version 2, as published by the Free Software Foundation.
# 
# 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 Library General Public License version 2 for more details
# (enclosed in the file LGPL).

# the script generated by autoconf from this input will set the following
# variables:
#   OCAMLC        "ocamlc" if present in the path, or a failure
#                 or "ocamlc.opt" if present with same version number as ocamlc
#   OCAMLOPT      "ocamlopt" (or "ocamlopt.opt" if present), or "no"
#   OCAMLBEST     either "byte" if no native compiler was found, 
#                 or "opt" otherwise
#   OCAMLDEP      "ocamldep"
#   OCAMLLEX      "ocamllex" (or "ocamllex.opt" if present)
#   OCAMLYACC     "ocamlyac"
#   OCAMLLIB      the path to the ocaml standard library
#   OCAMLVERSION  the ocaml version number
#   OCAMLWEB      "ocamlweb" (not mandatory)
#   OCAMLWIN32    "yes"/"no" depending on Sys.os_type = "Win32"
#   EXE           ".exe" if OCAMLWIN32=yes, "" otherwise

# check for one particular file of the sources 
# ADAPT THE FOLLOWING LINE TO YOUR SOURCES!
AC_INIT(src/main/frontend.ml)

# Check for Ocaml compilers

# we first look for ocamlc in the path; if not present, we fail
AC_CHECK_PROGS(OCAMLC,ocp-ocamlc ocamlc,no)
if test "$OCAMLC" = no ; then
	AC_MSG_ERROR(Cannot find ocamlc.)
fi

# we extract Ocaml version number and library path
OCAMLVERSION=`$OCAMLC -v | sed -n -e 's|.*version *\(.*\)$|\1|p' `
echo "ocaml version is $OCAMLVERSION"
OCAMLLIB=`$OCAMLC -v | tail -1 | cut -f 4 -d " " | tr -d '\\r'` 
echo "ocaml library path is $OCAMLLIB"
SMTPRELUDE="/usr/local/lib/ergo/smt_prelude.mlw"

case $OCAMLVERSION in
  3.10.1+rc1)
        AC_MSG_ERROR(Alt-Ergo does not compile with this version of Ocaml);;
esac

# we look for ocamlfind; if not present, we just don't use it to find
# libraries
AC_CHECK_PROG(USEOCAMLFIND,ocamlfind,yes,no)

if test "$USEOCAMLFIND" = yes; then
   OCAMLFINDLIB=$(ocamlfind printconf stdlib)
   OCAMLFIND=$(which ocamlfind)
   if test "$OCAMLFINDLIB" != "$OCAMLLIB"; then
    USEOCAMLFIND=no;
    echo "but your ocamlfind is not compatible with your ocamlc:"
    echo "ocamlfind : $OCAMLFINDLIB, ocamlc : $OCAMLLIB"
   fi
fi


#looking for ocamlgraph library

if test "$USEOCAMLFIND" = yes; then
  OCAMLGRAPHLIB=$(ocamlfind query -i-format ocamlgraph)
fi

if test -n "$OCAMLGRAPHLIB";then
  echo "ocamlfind found ocamlgraph in $OCAMLGRAPHLIB"
  OCAMLGRAPH=yes
else
  AC_CHECK_FILE($OCAMLLIB/ocamlgraph/graph.cmi,OCAMLGRAPH=yes,OCAMLGRAPH=no)
  if test "$OCAMLGRAPH" = no ; then
    AC_CHECK_FILE($OCAMLLIB/graph.cmi,OCAMLGRAPH=yes,OCAMLGRAPH=no)
    if test "$OCAMLGRAPH" = no ; then
      AC_MSG_ERROR(Cannot find ocamlgraph library. Please install the *libocamlgraph-ocaml-dev* Debian package - or use the GODI caml package system *http://godi.ocaml-programming.de/* - or compile from sources *http://ocamlgraph.lri.fr/*)
    else
  	OCAMLGRAPHLIB=""
     fi
  else
     OCAMLGRAPHLIB="-I +ocamlgraph"
  fi
fi


#looking for zarith library

if test "$USEOCAMLFIND" = yes; then
  ZARITHLIB=$(ocamlfind query -i-format zarith)
fi

if test -n "$ZARITHLIB";then
  echo "ocamlfind found zarith in $ZARITHLIB"
  ZARITH=yes
else
  AC_CHECK_FILE($OCAMLLIB/zarith/zarith.cma,ZARITH=yes,ZARITH=no)
  if test "$ZARITH" = no ; then
    AC_CHECK_FILE($OCAMLLIB/zarith.cma,ZARITH=yes,ZARITH=no)
    if test "$ZARITH" = no ; then
      AC_MSG_ERROR(Cannot find zarith library.)
    else
  	ZARITHLIB=""
     fi
  else
     ZARITHLIB="-I +zarith"
  fi
fi

# then we look for ocamlopt; if not present, we issue a warning
# if the version is not the same, we also discard it
# we set OCAMLBEST to "opt" or "byte", whether ocamlopt is available or not
AC_CHECK_PROGS(OCAMLOPT,ocp-ocamlopt ocamlopt,no)
OCAMLBEST=byte
if test "$OCAMLOPT" = no ; then
	AC_MSG_WARN(Cannot find ocamlopt; bytecode compilation only.)
else
	AC_MSG_CHECKING(ocamlopt version)
	TMPVERSION=`$OCAMLOPT -v | sed -n -e 's|.*version *\(.*\)$|\1|p' `
	if test "$TMPVERSION" != "$OCAMLVERSION" ; then
	    AC_MSG_RESULT(differs from ocamlc; ocamlopt discarded.)
	    OCAMLOPT=no
	else
	    AC_MSG_RESULT(ok)
	    OCAMLBEST=opt
	fi
fi

# checking for ocamlc.opt
AC_CHECK_PROGS(OCAMLCDOTOPT,ocp-ocamlc.opt ocamlc.opt,no)
if test "$OCAMLCDOTOPT" != no ; then
	AC_MSG_CHECKING(ocamlc.opt version)
	TMPVERSION=`$OCAMLCDOTOPT -v | sed -n -e 's|.*version *\(.*\)$|\1|p' `
	if test "$TMPVERSION" != "$OCAMLVERSION" ; then
	    AC_MSG_RESULT(differs from ocamlc; ocamlc.opt discarded.)
	else
	    AC_MSG_RESULT(ok)
	    OCAMLC=$OCAMLCDOTOPT
	fi
fi

# checking for ocamlopt.opt
if test "$OCAMLOPT" != no ; then
    AC_CHECK_PROGS(OCAMLOPTDOTOPT,ocp-ocamlopt.opt ocamlopt.opt,no)
    if test "$OCAMLOPTDOTOPT" != no ; then
	AC_MSG_CHECKING(ocamlc.opt version)
	TMPVER=`$OCAMLOPTDOTOPT -v | sed -n -e 's|.*version *\(.*\)$|\1|p' `
	if test "$TMPVER" != "$OCAMLVERSION" ; then
	    AC_MSG_RESULT(differs from ocamlc; ocamlopt.opt discarded.)
	else
	    AC_MSG_RESULT(ok)
	    OCAMLOPT=$OCAMLOPTDOTOPT
	fi
    fi
fi

# ocamldep, ocamllex and ocamlyacc should also be present in the path
AC_CHECK_PROG(OCAMLDEP,ocamldep,ocamldep,no)
if test "$OCAMLDEP" = no ; then
	AC_MSG_ERROR(Cannot find ocamldep.)
fi

AC_CHECK_PROG(OCAMLLEX,ocamllex,ocamllex,no)
if test "$OCAMLLEX" = no ; then
    AC_MSG_ERROR(Cannot find ocamllex.)
else
    AC_CHECK_PROG(OCAMLLEXDOTOPT,ocamllex.opt,ocamllex.opt,no)
    if test "$OCAMLLEXDOTOPT" != no ; then
	OCAMLLEX=$OCAMLLEXDOTOPT
    fi
fi

AC_CHECK_PROG(OCAMLYACC,ocamlyacc,ocamlyacc,no)
if test "$OCAMLYACC" = no ; then
	AC_MSG_ERROR(Cannot find ocamlyacc.)
fi

# checking for lablgtk2
dnl AC_CHECK_PROG(LABLGTK2,lablgtksourceview2,yes,no)
dnl if test "$LABLGTK2" = yes ; then
dnl    if test -e "$OCAMLLIB/lablgtk2/lablgtksourceview2.cmxa" ; then
dnl       LABLGTK2LIB="-I +lablgtk2"
dnl    else
dnl       LABLGTK2LIB
dnl    fi      
dnl fi

if test "$USEOCAMLFIND" = yes; then
  LABLGTK2LIB=$(ocamlfind query -i-format lablgtk2.sourceview2)
fi

if test -n "$LABLGTK2LIB";then
  echo "ocamlfind found lablgtk2.sourceview2 in $LABLGTK2LIB"
  LABLGTK2=yes
  ENABLEGUI="yes"
else
  AC_CHECK_FILE($OCAMLLIB/lablgtk2/lablgtksourceview2.cma,LABLGTK2=yes,LABLGTK2=no)
  if test "$LABLGTK2" = no ; then
    AC_MSG_RESULT(Will not be able to compile GUI. Please install the *liblablgtksourceview2-ocaml-dev* Debian package - or use the GODI caml package system *http://godi.ocaml-programming.de/* - or compile from sources *http://wwwfun.kurims.kyoto-u.ac.jp/soft/lsl/lablgtk.html*)
  else
    LABLGTK2LIB="-I +lablgtk2"
    ENABLEGUI="yes"
  fi
fi

#When LABLGTK2 is used threads is needed
if test -n "$LABLGTK2LIB";then
    LABLGTK2LIB="$LABLGTK2LIB -I +threads"
fi

AC_CHECK_PROG(OCAMLWEB,ocamlweb,ocamlweb,true)

# platform
AC_MSG_CHECKING(platform)
if echo "let _ = Sys.os_type;;" | ocaml | grep -q Win32; then
    AC_MSG_RESULT(Win32)
    OCAMLWIN32=yes
    EXE=.exe
else
    OCAMLWIN32=no
    EXE=
fi

AC_CHECK_PROG(OCAMLWIZARD,ocamlwizard,ocamlwizard,true)


# substitutions to perform
AC_SUBST(OCAMLC)
AC_SUBST(OCAMLOPT)
AC_SUBST(OCAMLDEP)
AC_SUBST(OCAMLLEX)
AC_SUBST(OCAMLYACC)
AC_SUBST(OCAMLBEST)
AC_SUBST(OCAMLVERSION)
AC_SUBST(OCAMLLIB)
AC_SUBST(OCAMLGRAPHLIB)
AC_SUBST(ZARITHLIB)
AC_SUBST(OCAMLWEB)
AC_SUBST(LABLGTK2LIB)
AC_SUBST(ENABLEGUI)
AC_SUBST(INCLUDEGTK2)
AC_SUBST(OCAMLWIN32)
AC_SUBST(EXE)
AC_SUBST(OCAMLWIZARD)

# Finally create the Makefile from Makefile.in
AC_OUTPUT(Makefile)
chmod a-w Makefile