configure

#! /bin/sh

# Guess values for system-dependent variables and create Makefiles.
# Generated automatically using autoconf version 2.13 
# Copyright (C) 1992, 93, 94, 95, 96 Free Software Foundation, Inc.
#
# This configure script is free software; the Free Software Foundation
# gives unlimited permission to copy, distribute and modify it.

# Defaults:
ac_help=
ac_default_prefix=/usr/local
# Any additions from configure.in:
ac_default_prefix=`pwd`
ac_help="$ac_help
\
  --with-tmpdir=DIR       use DIR as temporary directory"
ac_help="$ac_help
\
  --enable-PACKAGE        configure and/or build PACKAGE
  --disable-PACKAGE       do not configure and/or build PACKAGE
   where PACKAGE can be:
     omalloc               omalloc memory managment"
ac_help="$ac_help
\
     gfanlib              gfanlib"
ac_help="$ac_help
\
     polymake             polymake"
ac_help="$ac_help
\
     MP                   Multi Protocol library"
ac_help="$ac_help
\
     factory              polynomial factorization library"
ac_help="$ac_help
\
     libfac               char set and modp poly factorization library"
ac_help="$ac_help
\
     sgroup               numerical semigroup computations"
ac_help="$ac_help
\
     Singular             CAS for Polynomial Computations"
ac_help="$ac_help
\
     IntegerProgramming   IntegerProgramming"
ac_help="$ac_help
\
     countedref           Enable autoloading of reference counted types"
ac_help="$ac_help
\
     Plural               Plural"
ac_help="$ac_help
\
     Texinfo              Texinfo for info, texi2dvi, makeinfo"
ac_help="$ac_help
\
     Texi2html            Texinfo to HTML converter"
ac_help="$ac_help
\
     doc                  Singular documentation"
ac_help="$ac_help
\
     emacs                emacs completion files"
ac_help="$ac_help
\
  --with-PACKAGE          use PACKAGE, provide dependent functionality
  --without-PACKAGE       do not use PACKAGE, disable dependent functionality
   where PACKAGE can be:
     MP                   Multi Protocol library"
ac_help="$ac_help
\
     factory              polynomial factorization library"
ac_help="$ac_help
\
     libfac               char set and modp poly factorization library"
ac_help="$ac_help
\
  --with-apint=PACKAGE    use PACKAGE for arbitary integer arithmetic
                          where PACKAGE can be gmp
All additional --enable and --with options are passed to subsequent calls 
to configure of the packages to be built. See also configure --help in 
these packages (resp. subdirs). "

# Initialize some variables set by options.
# The variables have the same names as the options, with
# dashes changed to underlines.
build=NONE
cache_file=./config.cache
exec_prefix=NONE
host=NONE
no_create=
nonopt=NONE
no_recursion=
prefix=NONE
program_prefix=NONE
program_suffix=NONE
program_transform_name=s,x,x,
silent=
site=
srcdir=
target=NONE
verbose=
x_includes=NONE
x_libraries=NONE
bindir='${exec_prefix}/bin'
sbindir='${exec_prefix}/sbin'
libexecdir='${exec_prefix}/libexec'
datadir='${prefix}/share'
sysconfdir='${prefix}/etc'
sharedstatedir='${prefix}/com'
localstatedir='${prefix}/var'
libdir='${exec_prefix}/lib'
includedir='${prefix}/include'
oldincludedir='/usr/include'
infodir='${prefix}/info'
mandir='${prefix}/man'

# Initialize some other variables.
subdirs=
MFLAGS= MAKEFLAGS=
SHELL=${CONFIG_SHELL-/bin/sh}
# Maximum number of lines to put in a shell here document.
ac_max_here_lines=12

ac_prev=
for ac_option
do

  # If the previous option needs an argument, assign it.
  if test -n "$ac_prev"; then
    eval "$ac_prev=\$ac_option"
    ac_prev=
    continue
  fi

  case "$ac_option" in
  -*=*) ac_optarg=`echo "$ac_option" | sed 's/[-_a-zA-Z0-9]*=//'` ;;
  *) ac_optarg= ;;
  esac

  # Accept the important Cygnus configure options, so we can diagnose typos.

  case "$ac_option" in

  -bindir | --bindir | --bindi | --bind | --bin | --bi)
    ac_prev=bindir ;;
  -bindir=* | --bindir=* | --bindi=* | --bind=* | --bin=* | --bi=*)
    bindir="$ac_optarg" ;;

  -build | --build | --buil | --bui | --bu)
    ac_prev=build ;;
  -build=* | --build=* | --buil=* | --bui=* | --bu=*)
    build="$ac_optarg" ;;

  -cache-file | --cache-file | --cache-fil | --cache-fi \
  | --cache-f | --cache- | --cache | --cach | --cac | --ca | --c)
    ac_prev=cache_file ;;
  -cache-file=* | --cache-file=* | --cache-fil=* | --cache-fi=* \
  | --cache-f=* | --cache-=* | --cache=* | --cach=* | --cac=* | --ca=* | --c=*)
    cache_file="$ac_optarg" ;;

  -datadir | --datadir | --datadi | --datad | --data | --dat | --da)
    ac_prev=datadir ;;
  -datadir=* | --datadir=* | --datadi=* | --datad=* | --data=* | --dat=* \
  | --da=*)
    datadir="$ac_optarg" ;;

  -disable-* | --disable-*)
    ac_feature=`echo $ac_option|sed -e 's/-*disable-//'`
    # Reject names that are not valid shell variable names.
    if test -n "`echo $ac_feature| sed 's/[-a-zA-Z0-9_]//g'`"; then
      { echo "configure: error: $ac_feature: invalid feature name" 1>&2; exit 1; }
    fi
    ac_feature=`echo $ac_feature| sed 's/-/_/g'`
    eval "enable_${ac_feature}=no" ;;

  -enable-* | --enable-*)
    ac_feature=`echo $ac_option|sed -e 's/-*enable-//' -e 's/=.*//'`
    # Reject names that are not valid shell variable names.
    if test -n "`echo $ac_feature| sed 's/[-_a-zA-Z0-9]//g'`"; then
      { echo "configure: error: $ac_feature: invalid feature name" 1>&2; exit 1; }
    fi
    ac_feature=`echo $ac_feature| sed 's/-/_/g'`
    case "$ac_option" in
      *=*) ;;
      *) ac_optarg=yes ;;
    esac
    eval "enable_${ac_feature}='$ac_optarg'" ;;

  -exec-prefix | --exec_prefix | --exec-prefix | --exec-prefi \
  | --exec-pref | --exec-pre | --exec-pr | --exec-p | --exec- \
  | --exec | --exe | --ex)
    ac_prev=exec_prefix ;;
  -exec-prefix=* | --exec_prefix=* | --exec-prefix=* | --exec-prefi=* \
  | --exec-pref=* | --exec-pre=* | --exec-pr=* | --exec-p=* | --exec-=* \
  | --exec=* | --exe=* | --ex=*)
    exec_prefix="$ac_optarg" ;;

  -gas | --gas | --ga | --g)
    # Obsolete; use --with-gas.
    with_gas=yes ;;

  -help | --help | --hel | --he)
    # Omit some internal or obsolete options to make the list less imposing.
    # This message is too long to be a string in the A/UX 3.1 sh.
    cat << EOF
Usage: configure [options] [host]
Options: [defaults in brackets after descriptions]
Configuration:
  --cache-file=FILE       cache test results in FILE
  --help                  print this message
  --no-create             do not create output files
  --quiet, --silent       do not print \`checking...' messages
  --version               print the version of autoconf that created configure
Directory and file names:
  --prefix=PREFIX         install architecture-independent files in PREFIX
                          [$ac_default_prefix]
  --exec-prefix=EPREFIX   install architecture-dependent files in EPREFIX
                          [same as prefix]
  --bindir=DIR            user executables in DIR [EPREFIX/bin]
  --sbindir=DIR           system admin executables in DIR [EPREFIX/sbin]
  --libexecdir=DIR        program executables in DIR [EPREFIX/libexec]
  --datadir=DIR           read-only architecture-independent data in DIR
                          [PREFIX/share]
  --sysconfdir=DIR        read-only single-machine data in DIR [PREFIX/etc]
  --sharedstatedir=DIR    modifiable architecture-independent data in DIR
                          [PREFIX/com]
  --localstatedir=DIR     modifiable single-machine data in DIR [PREFIX/var]
  --libdir=DIR            object code libraries in DIR [EPREFIX/lib]
  --includedir=DIR        C header files in DIR [PREFIX/include]
  --oldincludedir=DIR     C header files for non-gcc in DIR [/usr/include]
  --infodir=DIR           info documentation in DIR [PREFIX/info]
  --mandir=DIR            man documentation in DIR [PREFIX/man]
  --srcdir=DIR            find the sources in DIR [configure dir or ..]
  --program-prefix=PREFIX prepend PREFIX to installed program names
  --program-suffix=SUFFIX append SUFFIX to installed program names
  --program-transform-name=PROGRAM
                          run sed PROGRAM on installed program names
EOF
    cat << EOF
Host type:
  --build=BUILD           configure for building on BUILD [BUILD=HOST]
  --host=HOST             configure for HOST [guessed]
  --target=TARGET         configure for TARGET [TARGET=HOST]
Features and packages:
  --disable-FEATURE       do not include FEATURE (same as --enable-FEATURE=no)
  --enable-FEATURE[=ARG]  include FEATURE [ARG=yes]
  --with-PACKAGE[=ARG]    use PACKAGE [ARG=yes]
  --without-PACKAGE       do not use PACKAGE (same as --with-PACKAGE=no)
  --x-includes=DIR        X include files are in DIR
  --x-libraries=DIR       X library files are in DIR
EOF
    if test -n "$ac_help"; then
      echo "--enable and --with options recognized:$ac_help"
    fi
    exit 0 ;;

  -host | --host | --hos | --ho)
    ac_prev=host ;;
  -host=* | --host=* | --hos=* | --ho=*)
    host="$ac_optarg" ;;

  -includedir | --includedir | --includedi | --included | --include \
  | --includ | --inclu | --incl | --inc)
    ac_prev=includedir ;;
  -includedir=* | --includedir=* | --includedi=* | --included=* | --include=* \
  | --includ=* | --inclu=* | --incl=* | --inc=*)
    includedir="$ac_optarg" ;;

  -infodir | --infodir | --infodi | --infod | --info | --inf)
    ac_prev=infodir ;;
  -infodir=* | --infodir=* | --infodi=* | --infod=* | --info=* | --inf=*)
    infodir="$ac_optarg" ;;

  -libdir | --libdir | --libdi | --libd)
    ac_prev=libdir ;;
  -libdir=* | --libdir=* | --libdi=* | --libd=*)
    libdir="$ac_optarg" ;;

  -libexecdir | --libexecdir | --libexecdi | --libexecd | --libexec \
  | --libexe | --libex | --libe)
    ac_prev=libexecdir ;;
  -libexecdir=* | --libexecdir=* | --libexecdi=* | --libexecd=* | --libexec=* \
  | --libexe=* | --libex=* | --libe=*)
    libexecdir="$ac_optarg" ;;

  -localstatedir | --localstatedir | --localstatedi | --localstated \
  | --localstate | --localstat | --localsta | --localst \
  | --locals | --local | --loca | --loc | --lo)
    ac_prev=localstatedir ;;
  -localstatedir=* | --localstatedir=* | --localstatedi=* | --localstated=* \
  | --localstate=* | --localstat=* | --localsta=* | --localst=* \
  | --locals=* | --local=* | --loca=* | --loc=* | --lo=*)
    localstatedir="$ac_optarg" ;;

  -mandir | --mandir | --mandi | --mand | --man | --ma | --m)
    ac_prev=mandir ;;
  -mandir=* | --mandir=* | --mandi=* | --mand=* | --man=* | --ma=* | --m=*)
    mandir="$ac_optarg" ;;

  -nfp | --nfp | --nf)
    # Obsolete; use --without-fp.
    with_fp=no ;;

  -no-create | --no-create | --no-creat | --no-crea | --no-cre \
  | --no-cr | --no-c)
    no_create=yes ;;

  -no-recursion | --no-recursion | --no-recursio | --no-recursi \
  | --no-recurs | --no-recur | --no-recu | --no-rec | --no-re | --no-r)
    no_recursion=yes ;;

  -oldincludedir | --oldincludedir | --oldincludedi | --oldincluded \
  | --oldinclude | --oldinclud | --oldinclu | --oldincl | --oldinc \
  | --oldin | --oldi | --old | --ol | --o)
    ac_prev=oldincludedir ;;
  -oldincludedir=* | --oldincludedir=* | --oldincludedi=* | --oldincluded=* \
  | --oldinclude=* | --oldinclud=* | --oldinclu=* | --oldincl=* | --oldinc=* \
  | --oldin=* | --oldi=* | --old=* | --ol=* | --o=*)
    oldincludedir="$ac_optarg" ;;

  -prefix | --prefix | --prefi | --pref | --pre | --pr | --p)
    ac_prev=prefix ;;
  -prefix=* | --prefix=* | --prefi=* | --pref=* | --pre=* | --pr=* | --p=*)
    prefix="$ac_optarg" ;;

  -program-prefix | --program-prefix | --program-prefi | --program-pref \
  | --program-pre | --program-pr | --program-p)
    ac_prev=program_prefix ;;
  -program-prefix=* | --program-prefix=* | --program-prefi=* \
  | --program-pref=* | --program-pre=* | --program-pr=* | --program-p=*)
    program_prefix="$ac_optarg" ;;

  -program-suffix | --program-suffix | --program-suffi | --program-suff \
  | --program-suf | --program-su | --program-s)
    ac_prev=program_suffix ;;
  -program-suffix=* | --program-suffix=* | --program-suffi=* \
  | --program-suff=* | --program-suf=* | --program-su=* | --program-s=*)
    program_suffix="$ac_optarg" ;;

  -program-transform-name | --program-transform-name \
  | --program-transform-nam | --program-transform-na \
  | --program-transform-n | --program-transform- \
  | --program-transform | --program-transfor \
  | --program-transfo | --program-transf \
  | --program-trans | --program-tran \
  | --progr-tra | --program-tr | --program-t)
    ac_prev=program_transform_name ;;
  -program-transform-name=* | --program-transform-name=* \
  | --program-transform-nam=* | --program-transform-na=* \
  | --program-transform-n=* | --program-transform-=* \
  | --program-transform=* | --program-transfor=* \
  | --program-transfo=* | --program-transf=* \
  | --program-trans=* | --program-tran=* \
  | --progr-tra=* | --program-tr=* | --program-t=*)
    program_transform_name="$ac_optarg" ;;

  -q | -quiet | --quiet | --quie | --qui | --qu | --q \
  | -silent | --silent | --silen | --sile | --sil)
    silent=yes ;;

  -sbindir | --sbindir | --sbindi | --sbind | --sbin | --sbi | --sb)
    ac_prev=sbindir ;;
  -sbindir=* | --sbindir=* | --sbindi=* | --sbind=* | --sbin=* \
  | --sbi=* | --sb=*)
    sbindir="$ac_optarg" ;;

  -sharedstatedir | --sharedstatedir | --sharedstatedi \
  | --sharedstated | --sharedstate | --sharedstat | --sharedsta \
  | --sharedst | --shareds | --shared | --share | --shar \
  | --sha | --sh)
    ac_prev=sharedstatedir ;;
  -sharedstatedir=* | --sharedstatedir=* | --sharedstatedi=* \
  | --sharedstated=* | --sharedstate=* | --sharedstat=* | --sharedsta=* \
  | --sharedst=* | --shareds=* | --shared=* | --share=* | --shar=* \
  | --sha=* | --sh=*)
    sharedstatedir="$ac_optarg" ;;

  -site | --site | --sit)
    ac_prev=site ;;
  -site=* | --site=* | --sit=*)
    site="$ac_optarg" ;;

  -srcdir | --srcdir | --srcdi | --srcd | --src | --sr)
    ac_prev=srcdir ;;
  -srcdir=* | --srcdir=* | --srcdi=* | --srcd=* | --src=* | --sr=*)
    srcdir="$ac_optarg" ;;

  -sysconfdir | --sysconfdir | --sysconfdi | --sysconfd | --sysconf \
  | --syscon | --sysco | --sysc | --sys | --sy)
    ac_prev=sysconfdir ;;
  -sysconfdir=* | --sysconfdir=* | --sysconfdi=* | --sysconfd=* | --sysconf=* \
  | --syscon=* | --sysco=* | --sysc=* | --sys=* | --sy=*)
    sysconfdir="$ac_optarg" ;;

  -target | --target | --targe | --targ | --tar | --ta | --t)
    ac_prev=target ;;
  -target=* | --target=* | --targe=* | --targ=* | --tar=* | --ta=* | --t=*)
    target="$ac_optarg" ;;

  -v | -verbose | --verbose | --verbos | --verbo | --verb)
    verbose=yes ;;

  -version | --version | --versio | --versi | --vers)
    echo "configure generated by autoconf version 2.13"
    exit 0 ;;

  -with-* | --with-*)
    ac_package=`echo $ac_option|sed -e 's/-*with-//' -e 's/=.*//'`
    # Reject names that are not valid shell variable names.
    if test -n "`echo $ac_package| sed 's/[-_a-zA-Z0-9]//g'`"; then
      { echo "configure: error: $ac_package: invalid package name" 1>&2; exit 1; }
    fi
    ac_package=`echo $ac_package| sed 's/-/_/g'`
    case "$ac_option" in
      *=*) ;;
      *) ac_optarg=yes ;;
    esac
    eval "with_${ac_package}='$ac_optarg'" ;;

  -without-* | --without-*)
    ac_package=`echo $ac_option|sed -e 's/-*without-//'`
    # Reject names that are not valid shell variable names.
    if test -n "`echo $ac_package| sed 's/[-a-zA-Z0-9_]//g'`"; then
      { echo "configure: error: $ac_package: invalid package name" 1>&2; exit 1; }
    fi
    ac_package=`echo $ac_package| sed 's/-/_/g'`
    eval "with_${ac_package}=no" ;;

  --x)
    # Obsolete; use --with-x.
    with_x=yes ;;

  -x-includes | --x-includes | --x-include | --x-includ | --x-inclu \
  | --x-incl | --x-inc | --x-in | --x-i)
    ac_prev=x_includes ;;
  -x-includes=* | --x-includes=* | --x-include=* | --x-includ=* | --x-inclu=* \
  | --x-incl=* | --x-inc=* | --x-in=* | --x-i=*)
    x_includes="$ac_optarg" ;;

  -x-libraries | --x-libraries | --x-librarie | --x-librari \
  | --x-librar | --x-libra | --x-libr | --x-lib | --x-li | --x-l)
    ac_prev=x_libraries ;;
  -x-libraries=* | --x-libraries=* | --x-librarie=* | --x-librari=* \
  | --x-librar=* | --x-libra=* | --x-libr=* | --x-lib=* | --x-li=* | --x-l=*)
    x_libraries="$ac_optarg" ;;

  -*) { echo "configure: error: $ac_option: invalid option; use --help to show usage" 1>&2; exit 1; }
    ;;

  *)
    if test -n "`echo $ac_option| sed 's/[-a-z0-9.]//g'`"; then
      echo "configure: warning: $ac_option: invalid host type" 1>&2
    fi
    if test "x$nonopt" != xNONE; then
      { echo "configure: error: can only configure for one host and one target at a time" 1>&2; exit 1; }
    fi
    nonopt="$ac_option"
    ;;

  esac
done

if test -n "$ac_prev"; then
  { echo "configure: error: missing argument to --`echo $ac_prev | sed 's/_/-/g'`" 1>&2; exit 1; }
fi

trap 'rm -fr conftest* confdefs* core core.* *.core $ac_clean_files; exit 1' 1 2 15

# File descriptor usage:
# 0 standard input
# 1 file creation
# 2 errors and warnings
# 3 some systems may open it to /dev/tty
# 4 used on the Kubota Titan
# 6 checking for... messages and results
# 5 compiler messages saved in config.log
if test "$silent" = yes; then
  exec 6>/dev/null
else
  exec 6>&1
fi
exec 5>./config.log

echo "\
This file contains any messages produced by compilers while
running configure, to aid debugging if configure makes a mistake.
" 1>&5

# Strip out --no-create and --no-recursion so they do not pile up.
# Also quote any args containing shell metacharacters.
ac_configure_args=
for ac_arg
do
  case "$ac_arg" in
  -no-create | --no-create | --no-creat | --no-crea | --no-cre \
  | --no-cr | --no-c) ;;
  -no-recursion | --no-recursion | --no-recursio | --no-recursi \
  | --no-recurs | --no-recur | --no-recu | --no-rec | --no-re | --no-r) ;;
  *" "*|*"	"*|*[\[\]\~\#\$\^\&\*\(\)\{\}\\\|\;\<\>\?]*)
  ac_configure_args="$ac_configure_args '$ac_arg'" ;;
  *) ac_configure_args="$ac_configure_args $ac_arg" ;;
  esac
done

# NLS nuisances.
# Only set these to C if already set.  These must not be set unconditionally
# because not all systems understand e.g. LANG=C (notably SCO).
# Fixing LC_MESSAGES prevents Solaris sh from translating var values in `set'!
# Non-C LC_CTYPE values break the ctype check.
if test "${LANG+set}"   = set; then LANG=C;   export LANG;   fi
if test "${LC_ALL+set}" = set; then LC_ALL=C; export LC_ALL; fi
if test "${LC_MESSAGES+set}" = set; then LC_MESSAGES=C; export LC_MESSAGES; fi
if test "${LC_CTYPE+set}"    = set; then LC_CTYPE=C;    export LC_CTYPE;    fi

# confdefs.h avoids OS command line length limits that DEFS can exceed.
rm -rf conftest* confdefs.h
# AIX cpp loses on an empty file, so make sure it contains at least a newline.
echo > confdefs.h

# A filename unique to this package, relative to the directory that
# configure is in, which we can look for to find out if srcdir is correct.
ac_unique_file=kernel/matpol.h

# Find the source files, if location was not specified.
if test -z "$srcdir"; then
  ac_srcdir_defaulted=yes
  # Try the directory containing this script, then its parent.
  ac_prog=$0
  ac_confdir=`echo $ac_prog|sed 's%/[^/][^/]*$%%'`
  test "x$ac_confdir" = "x$ac_prog" && ac_confdir=.
  srcdir=$ac_confdir
  if test ! -r $srcdir/$ac_unique_file; then
    srcdir=..
  fi
else
  ac_srcdir_defaulted=no
fi
if test ! -r $srcdir/$ac_unique_file; then
  if test "$ac_srcdir_defaulted" = yes; then
    { echo "configure: error: can not find sources in $ac_confdir or .." 1>&2; exit 1; }
  else
    { echo "configure: error: can not find sources in $srcdir" 1>&2; exit 1; }
  fi
fi
srcdir=`echo "${srcdir}" | sed 's%\([^/]\)/*$%\1%'`

# Prefer explicitly selected file to automatically selected ones.
if test -z "$CONFIG_SITE"; then
  if test "x$prefix" != xNONE; then
    CONFIG_SITE="$prefix/share/config.site $prefix/etc/config.site"
  else
    CONFIG_SITE="$ac_default_prefix/share/config.site $ac_default_prefix/etc/config.site"
  fi
fi
for ac_site_file in $CONFIG_SITE; do
  if test -r "$ac_site_file"; then
    echo "loading site script $ac_site_file"
    . "$ac_site_file"
  fi
done

if test -r "$cache_file"; then
  echo "loading cache $cache_file"
  . $cache_file
else
  echo "creating cache $cache_file"
  > $cache_file
fi

ac_ext=c
# CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
ac_cpp='$CPP $CPPFLAGS'
ac_compile='${CC-cc} -c $CFLAGS $CPPFLAGS conftest.$ac_ext 1>&5'
ac_link='${CC-cc} -o conftest${ac_exeext} $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5'
cross_compiling=$ac_cv_prog_cc_cross

ac_exeext=
ac_objext=o
if (echo "testing\c"; echo 1,2,3) | grep c >/dev/null; then
  # Stardent Vistra SVR4 grep lacks -e, says ghazi@caip.rutgers.edu.
  if (echo -n testing; echo 1,2,3) | sed s/-n/xn/ | grep xn >/dev/null; then
    ac_n= ac_c='
' ac_t='	'
  else
    ac_n=-n ac_c= ac_t=
  fi
else
  ac_n= ac_c='\c' ac_t=
fi



pwd=`pwd`

# make them to env variables 
# pass them indirectly to subsequent configures
SINGULAR_MAJOR_VERSION=3
SINGULAR_MINOR_VERSION=1
SINGULAR_SUB_VERSION=7
VERSION_SEP="-"
SINGULAR_SHORT_VERSION="${SINGULAR_MAJOR_VERSION}${VERSION_SEP}${SINGULAR_MINOR_VERSION}"
SINGULAR_VERSION="${SINGULAR_SHORT_VERSION}${VERSION_SEP}${SINGULAR_SUB_VERSION}"
SINGULAR_RPM_VERSION="${SINGULAR_MAJOR_VERSION}.${SINGULAR_MINOR_VERSION}.${SINGULAR_SUB_VERSION}"
VERSION_DATE="Aug 2013"
SINGULAR_ROOT_DIR=$pwd

export SINGULAR_MINOR_VERSION
export SINGULAR_MAJOR_VERSION
export SINGULAR_SUB_VERSION
export SINGULAR_VERSION
export SINGULAR_RPM_VERSION
export VERSION_DATE
export SINGULAR_ROOT_DIR








# determine Makefiles to output
OUTPUT_MAKEFILES="Makefile"
if test "$enable_gfanlib" = yes -o "$enable_polymake" = yes; then
   OUTPUT_MAKEFILES="$OUTPUT_MAKEFILES callgfanlib/Makefile"
fi
if test -d "doc"; then
   OUTPUT_MAKEFILES="$OUTPUT_MAKEFILES doc/Makefile doc/version.texi doc/uname.texi"
fi
if test -d "emacs"; then
   OUTPUT_MAKEFILES=$OUTPUT_MAKEFILES" emacs/Makefile"
fi
if test -d "IntegerProgramming"; then
   OUTPUT_MAKEFILES=$OUTPUT_MAKEFILES" IntegerProgramming/Makefile"
fi
if test -d "Plural"; then
   OUTPUT_MAKEFILES=$OUTPUT_MAKEFILES" Plural/Makefile"
fi
if test -d "InstallShield"; then
   OUTPUT_MAKEFILES=$OUTPUT_MAKEFILES" InstallShield/Makefile InstallShield/Etc/Makefile InstallShield/Cygwin/Makefile InstallShield/Singular/Makefile InstallShield/Xemacs/Makefile"
fi


echo $ac_n "checking uname for singular""... $ac_c" 1>&6
echo "configure:649: checking uname for singular" >&5
if eval "test \"`echo '$''{'ac_cv_singuname'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  ac_cv_singuname="unknown"
if test -r "singuname.sh"; then
  if (/bin/sh singuname.sh >/dev/null 2>&1) then
    ac_cv_singuname=`/bin/sh singuname.sh`
  fi
fi

fi

echo "$ac_t""$ac_cv_singuname" 1>&6
if test "$ac_cv_singuname" = unknown; then
  echo "configure: warning: Unknown architecture: Check singuname.sh" 1>&2
fi
SINGUNAME=$ac_cv_singuname


SING_UNAME=`echo $SINGUNAME | tr '-' '_' `



if test "${CXXFLAGS+set}" != set; then
  ac_cxxflags_set=no
  CXXFLAGS="-O"
fi
if test "${CFLAGS+set}" != set; then
  CFLAGS="-O"
  ac_cflags_set=no
fi

# Extract the first word of "gcc", so it can be a program name with args.
set dummy gcc; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
echo "configure:685: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  if test -n "$CC"; then
  ac_cv_prog_CC="$CC" # Let the user override the test.
else
  IFS="${IFS= 	}"; ac_save_ifs="$IFS"; IFS=":"
  ac_dummy="$PATH"
  for ac_dir in $ac_dummy; do
    test -z "$ac_dir" && ac_dir=.
    if test -f $ac_dir/$ac_word; then
      ac_cv_prog_CC="gcc"
      break
    fi
  done
  IFS="$ac_save_ifs"
fi
fi
CC="$ac_cv_prog_CC"
if test -n "$CC"; then
  echo "$ac_t""$CC" 1>&6
else
  echo "$ac_t""no" 1>&6
fi

if test -z "$CC"; then
  # Extract the first word of "cc", so it can be a program name with args.
set dummy cc; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
echo "configure:715: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  if test -n "$CC"; then
  ac_cv_prog_CC="$CC" # Let the user override the test.
else
  IFS="${IFS= 	}"; ac_save_ifs="$IFS"; IFS=":"
  ac_prog_rejected=no
  ac_dummy="$PATH"
  for ac_dir in $ac_dummy; do
    test -z "$ac_dir" && ac_dir=.
    if test -f $ac_dir/$ac_word; then
      if test "$ac_dir/$ac_word" = "/usr/ucb/cc"; then
        ac_prog_rejected=yes
	continue
      fi
      ac_cv_prog_CC="cc"
      break
    fi
  done
  IFS="$ac_save_ifs"
if test $ac_prog_rejected = yes; then
  # We found a bogon in the path, so make sure we never use it.
  set dummy $ac_cv_prog_CC
  shift
  if test $# -gt 0; then
    # We chose a different compiler from the bogus one.
    # However, it has the same basename, so the bogon will be chosen
    # first if we set CC to just the basename; use the full file name.
    shift
    set dummy "$ac_dir/$ac_word" "$@"
    shift
    ac_cv_prog_CC="$@"
  fi
fi
fi
fi
CC="$ac_cv_prog_CC"
if test -n "$CC"; then
  echo "$ac_t""$CC" 1>&6
else
  echo "$ac_t""no" 1>&6
fi

  if test -z "$CC"; then
    case "`uname -s`" in
    *win32* | *WIN32*)
      # Extract the first word of "cl", so it can be a program name with args.
set dummy cl; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
echo "configure:766: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  if test -n "$CC"; then
  ac_cv_prog_CC="$CC" # Let the user override the test.
else
  IFS="${IFS= 	}"; ac_save_ifs="$IFS"; IFS=":"
  ac_dummy="$PATH"
  for ac_dir in $ac_dummy; do
    test -z "$ac_dir" && ac_dir=.
    if test -f $ac_dir/$ac_word; then
      ac_cv_prog_CC="cl"
      break
    fi
  done
  IFS="$ac_save_ifs"
fi
fi
CC="$ac_cv_prog_CC"
if test -n "$CC"; then
  echo "$ac_t""$CC" 1>&6
else
  echo "$ac_t""no" 1>&6
fi
 ;;
    esac
  fi
  test -z "$CC" && { echo "configure: error: no acceptable cc found in \$PATH" 1>&2; exit 1; }
fi

echo $ac_n "checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works""... $ac_c" 1>&6
echo "configure:798: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works" >&5

ac_ext=c
# CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
ac_cpp='$CPP $CPPFLAGS'
ac_compile='${CC-cc} -c $CFLAGS $CPPFLAGS conftest.$ac_ext 1>&5'
ac_link='${CC-cc} -o conftest${ac_exeext} $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5'
cross_compiling=$ac_cv_prog_cc_cross

cat > conftest.$ac_ext << EOF

#line 809 "configure"
#include "confdefs.h"

main(){return(0);}
EOF
if { (eval echo configure:814: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
  ac_cv_prog_cc_works=yes
  # If we can't run a trivial program, we are probably using a cross compiler.
  if (./conftest; exit) 2>/dev/null; then
    ac_cv_prog_cc_cross=no
  else
    ac_cv_prog_cc_cross=yes
  fi
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  ac_cv_prog_cc_works=no
fi
rm -fr conftest*
ac_ext=c
# CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
ac_cpp='$CPP $CPPFLAGS'
ac_compile='${CC-cc} -c $CFLAGS $CPPFLAGS conftest.$ac_ext 1>&5'
ac_link='${CC-cc} -o conftest${ac_exeext} $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5'
cross_compiling=$ac_cv_prog_cc_cross

echo "$ac_t""$ac_cv_prog_cc_works" 1>&6
if test $ac_cv_prog_cc_works = no; then
  { echo "configure: error: installation or configuration problem: C compiler cannot create executables." 1>&2; exit 1; }
fi
echo $ac_n "checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler""... $ac_c" 1>&6
echo "configure:840: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler" >&5
echo "$ac_t""$ac_cv_prog_cc_cross" 1>&6
cross_compiling=$ac_cv_prog_cc_cross

echo $ac_n "checking whether we are using GNU C""... $ac_c" 1>&6
echo "configure:845: checking whether we are using GNU C" >&5
if eval "test \"`echo '$''{'ac_cv_prog_gcc'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  cat > conftest.c <<EOF
#ifdef __GNUC__
  yes;
#endif
EOF
if { ac_try='${CC-cc} -E conftest.c'; { (eval echo configure:854: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then
  ac_cv_prog_gcc=yes
else
  ac_cv_prog_gcc=no
fi
fi

echo "$ac_t""$ac_cv_prog_gcc" 1>&6

if test $ac_cv_prog_gcc = yes; then
  GCC=yes
else
  GCC=
fi

ac_test_CFLAGS="${CFLAGS+set}"
ac_save_CFLAGS="$CFLAGS"
CFLAGS=
echo $ac_n "checking whether ${CC-cc} accepts -g""... $ac_c" 1>&6
echo "configure:873: checking whether ${CC-cc} accepts -g" >&5
if eval "test \"`echo '$''{'ac_cv_prog_cc_g'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  echo 'void f(){}' > conftest.c
if test -z "`${CC-cc} -g -c conftest.c 2>&1`"; then
  ac_cv_prog_cc_g=yes
else
  ac_cv_prog_cc_g=no
fi
rm -f conftest*

fi

echo "$ac_t""$ac_cv_prog_cc_g" 1>&6
if test "$ac_test_CFLAGS" = set; then
  CFLAGS="$ac_save_CFLAGS"
elif test $ac_cv_prog_cc_g = yes; then
  if test "$GCC" = yes; then
    CFLAGS="-g -O2"
  else
    CFLAGS="-g"
  fi
else
  if test "$GCC" = yes; then
    CFLAGS="-O2"
  else
    CFLAGS=
  fi
fi

echo $ac_n "checking how to run the C preprocessor""... $ac_c" 1>&6
echo "configure:905: checking how to run the C preprocessor" >&5
# On Suns, sometimes $CPP names a directory.
if test -n "$CPP" && test -d "$CPP"; then
  CPP=
fi
if test -z "$CPP"; then
if eval "test \"`echo '$''{'ac_cv_prog_CPP'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
    # This must be in double quotes, not single quotes, because CPP may get
  # substituted into the Makefile and "${CC-cc}" will confuse make.
  CPP="${CC-cc} -E"
  # On the NeXT, cc -E runs the code through the compiler's parser,
  # not just through cpp.
  cat > conftest.$ac_ext <<EOF
#line 920 "configure"
#include "confdefs.h"
#include <assert.h>
Syntax Error
EOF
ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
{ (eval echo configure:926: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
if test -z "$ac_err"; then
  :
else
  echo "$ac_err" >&5
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  CPP="${CC-cc} -E -traditional-cpp"
  cat > conftest.$ac_ext <<EOF
#line 937 "configure"
#include "confdefs.h"
#include <assert.h>
Syntax Error
EOF
ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
{ (eval echo configure:943: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
if test -z "$ac_err"; then
  :
else
  echo "$ac_err" >&5
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  CPP="${CC-cc} -nologo -E"
  cat > conftest.$ac_ext <<EOF
#line 954 "configure"
#include "confdefs.h"
#include <assert.h>
Syntax Error
EOF
ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
{ (eval echo configure:960: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
if test -z "$ac_err"; then
  :
else
  echo "$ac_err" >&5
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  CPP=/lib/cpp
fi
rm -f conftest*
fi
rm -f conftest*
fi
rm -f conftest*
  ac_cv_prog_CPP="$CPP"
fi
  CPP="$ac_cv_prog_CPP"
else
  ac_cv_prog_CPP="$CPP"
fi
echo "$ac_t""$CPP" 1>&6

ac_aux_dir=
for ac_dir in $srcdir $srcdir/.. $srcdir/../..; do
  if test -f $ac_dir/install-sh; then
    ac_aux_dir=$ac_dir
    ac_install_sh="$ac_aux_dir/install-sh -c"
    break
  elif test -f $ac_dir/install.sh; then
    ac_aux_dir=$ac_dir
    ac_install_sh="$ac_aux_dir/install.sh -c"
    break
  fi
done
if test -z "$ac_aux_dir"; then
  { echo "configure: error: can not find install-sh or install.sh in $srcdir $srcdir/.. $srcdir/../.." 1>&2; exit 1; }
fi
ac_config_guess=$ac_aux_dir/config.guess
ac_config_sub=$ac_aux_dir/config.sub
ac_configure=$ac_aux_dir/configure # This should be Cygnus configure.

# Find a good install program.  We prefer a C program (faster),
# so one script is as good as another.  But avoid the broken or
# incompatible versions:
# SysV /etc/install, /usr/sbin/install
# SunOS /usr/etc/install
# IRIX /sbin/install
# AIX /bin/install
# AIX 4 /usr/bin/installbsd, which doesn't work without a -g flag
# AFS /usr/afsws/bin/install, which mishandles nonexistent args
# SVR4 /usr/ucb/install, which tries to use the nonexistent group "staff"
# ./install, which can be erroneously created by make from ./install.sh.
echo $ac_n "checking for a BSD compatible install""... $ac_c" 1>&6
echo "configure:1015: checking for a BSD compatible install" >&5
if test -z "$INSTALL"; then
if eval "test \"`echo '$''{'ac_cv_path_install'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
    IFS="${IFS= 	}"; ac_save_IFS="$IFS"; IFS=":"
  for ac_dir in $PATH; do
    # Account for people who put trailing slashes in PATH elements.
    case "$ac_dir/" in
    /|./|.//|/etc/*|/usr/sbin/*|/usr/etc/*|/sbin/*|/usr/afsws/bin/*|/usr/ucb/*) ;;
    *)
      # OSF1 and SCO ODT 3.0 have their own names for install.
      # Don't use installbsd from OSF since it installs stuff as root
      # by default.
      for ac_prog in ginstall scoinst install; do
        if test -f $ac_dir/$ac_prog; then
	  if test $ac_prog = install &&
            grep dspmsg $ac_dir/$ac_prog >/dev/null 2>&1; then
	    # AIX install.  It has an incompatible calling convention.
	    :
	  else
	    ac_cv_path_install="$ac_dir/$ac_prog -c"
	    break 2
	  fi
	fi
      done
      ;;
    esac
  done
  IFS="$ac_save_IFS"

fi
  if test "${ac_cv_path_install+set}" = set; then
    INSTALL="$ac_cv_path_install"
  else
    # As a last resort, use the slow shell script.  We don't cache a
    # path for INSTALL within a source directory, because that will
    # break other packages using the cache if that directory is
    # removed, or if the path is relative.
    INSTALL="$ac_install_sh"
  fi
fi
echo "$ac_t""$INSTALL" 1>&6

# Use test -z because SunOS4 sh mishandles braces in ${var-val}.
# It thinks the first close brace ends the variable substitution.
test -z "$INSTALL_PROGRAM" && INSTALL_PROGRAM='${INSTALL}'

test -z "$INSTALL_SCRIPT" && INSTALL_SCRIPT='${INSTALL_PROGRAM}'

test -z "$INSTALL_DATA" && INSTALL_DATA='${INSTALL} -m 644'

echo $ac_n "checking for AIX""... $ac_c" 1>&6
echo "configure:1068: checking for AIX" >&5
cat > conftest.$ac_ext <<EOF
#line 1070 "configure"
#include "confdefs.h"
#ifdef _AIX
  yes
#endif

EOF
if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
  egrep "yes" >/dev/null 2>&1; then
  rm -rf conftest*
  echo "$ac_t""yes" 1>&6; cat >> confdefs.h <<\EOF
#define _ALL_SOURCE 1
EOF

else
  rm -rf conftest*
  echo "$ac_t""no" 1>&6
fi
rm -f conftest*


for ac_prog in $CCC c++ g++ gcc CC cxx cc++ cl
do
# Extract the first word of "$ac_prog", so it can be a program name with args.
set dummy $ac_prog; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
echo "configure:1096: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_CXX'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  if test -n "$CXX"; then
  ac_cv_prog_CXX="$CXX" # Let the user override the test.
else
  IFS="${IFS= 	}"; ac_save_ifs="$IFS"; IFS=":"
  ac_dummy="$PATH"
  for ac_dir in $ac_dummy; do
    test -z "$ac_dir" && ac_dir=.
    if test -f $ac_dir/$ac_word; then
      ac_cv_prog_CXX="$ac_prog"
      break
    fi
  done
  IFS="$ac_save_ifs"
fi
fi
CXX="$ac_cv_prog_CXX"
if test -n "$CXX"; then
  echo "$ac_t""$CXX" 1>&6
else
  echo "$ac_t""no" 1>&6
fi

test -n "$CXX" && break
done
test -n "$CXX" || CXX="gcc"


echo $ac_n "checking whether the C++ compiler ($CXX $CXXFLAGS $LDFLAGS) works""... $ac_c" 1>&6
echo "configure:1128: checking whether the C++ compiler ($CXX $CXXFLAGS $LDFLAGS) works" >&5

ac_ext=C
# CXXFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
ac_cpp='$CXXCPP $CPPFLAGS'
ac_compile='${CXX-g++} -c $CXXFLAGS $CPPFLAGS conftest.$ac_ext 1>&5'
ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5'
cross_compiling=$ac_cv_prog_cxx_cross

cat > conftest.$ac_ext << EOF

#line 1139 "configure"
#include "confdefs.h"

int main(){return(0);}
EOF
if { (eval echo configure:1144: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
  ac_cv_prog_cxx_works=yes
  # If we can't run a trivial program, we are probably using a cross compiler.
  if (./conftest; exit) 2>/dev/null; then
    ac_cv_prog_cxx_cross=no
  else
    ac_cv_prog_cxx_cross=yes
  fi
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  ac_cv_prog_cxx_works=no
fi
rm -fr conftest*
ac_ext=c
# CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
ac_cpp='$CPP $CPPFLAGS'
ac_compile='${CC-cc} -c $CFLAGS $CPPFLAGS conftest.$ac_ext 1>&5'
ac_link='${CC-cc} -o conftest${ac_exeext} $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5'
cross_compiling=$ac_cv_prog_cc_cross

echo "$ac_t""$ac_cv_prog_cxx_works" 1>&6
if test $ac_cv_prog_cxx_works = no; then
  { echo "configure: error: installation or configuration problem: C++ compiler cannot create executables." 1>&2; exit 1; }
fi
echo $ac_n "checking whether the C++ compiler ($CXX $CXXFLAGS $LDFLAGS) is a cross-compiler""... $ac_c" 1>&6
echo "configure:1170: checking whether the C++ compiler ($CXX $CXXFLAGS $LDFLAGS) is a cross-compiler" >&5
echo "$ac_t""$ac_cv_prog_cxx_cross" 1>&6
cross_compiling=$ac_cv_prog_cxx_cross

echo $ac_n "checking whether we are using GNU C++""... $ac_c" 1>&6
echo "configure:1175: checking whether we are using GNU C++" >&5
if eval "test \"`echo '$''{'ac_cv_prog_gxx'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  cat > conftest.C <<EOF
#ifdef __GNUC__
  yes;
#endif
EOF
if { ac_try='${CXX-g++} -E conftest.C'; { (eval echo configure:1184: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then
  ac_cv_prog_gxx=yes
else
  ac_cv_prog_gxx=no
fi
fi

echo "$ac_t""$ac_cv_prog_gxx" 1>&6

if test $ac_cv_prog_gxx = yes; then
  GXX=yes
else
  GXX=
fi

ac_test_CXXFLAGS="${CXXFLAGS+set}"
ac_save_CXXFLAGS="$CXXFLAGS"
CXXFLAGS=
echo $ac_n "checking whether ${CXX-g++} accepts -g""... $ac_c" 1>&6
echo "configure:1203: checking whether ${CXX-g++} accepts -g" >&5
if eval "test \"`echo '$''{'ac_cv_prog_cxx_g'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  echo 'void f(){}' > conftest.cc
if test -z "`${CXX-g++} -g -c conftest.cc 2>&1`"; then
  ac_cv_prog_cxx_g=yes
else
  ac_cv_prog_cxx_g=no
fi
rm -f conftest*

fi

echo "$ac_t""$ac_cv_prog_cxx_g" 1>&6
if test "$ac_test_CXXFLAGS" = set; then
  CXXFLAGS="$ac_save_CXXFLAGS"
elif test $ac_cv_prog_cxx_g = yes; then
  if test "$GXX" = yes; then
    CXXFLAGS="-g -O2"
  else
    CXXFLAGS="-g"
  fi
else
  if test "$GXX" = yes; then
    CXXFLAGS="-O2"
  else
    CXXFLAGS=
  fi
fi


SING_CC=${CC}; export SING_CC
SING_CXX=${CXX}; export SING_CXX

# check whether the compiler accepts -pipe
echo $ac_n "checking whether compiler accepts -pipe""... $ac_c" 1>&6
echo "configure:1240: checking whether compiler accepts -pipe" >&5
temp_cflags=${CFLAGS}
CFLAGS="${CFLAGS} -pipe"
if eval "test \"`echo '$''{'ac_cv_cxx_have_pipe'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  cat > conftest.$ac_ext <<EOF
#line 1247 "configure"
#include "confdefs.h"

int main() {

; return 0; }
EOF
if { (eval echo configure:1254: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
  rm -rf conftest*
  ac_cv_cxx_have_pipe=yes
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  ac_cv_cxx_have_pipe=no
fi
rm -f conftest*

fi

echo "$ac_t""${ac_cv_cxx_have_pipe}" 1>&6
CFLAGS=${temp_cflags}
if test "${ac_cv_cxx_have_pipe}" != yes; then
  PIPE=
else
  PIPE="-pipe"
fi


for ac_prog in perl5 perl
do
# Extract the first word of "$ac_prog", so it can be a program name with args.
set dummy $ac_prog; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
echo "configure:1281: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_PERL'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  if test -n "$PERL"; then
  ac_cv_prog_PERL="$PERL" # Let the user override the test.
else
  IFS="${IFS= 	}"; ac_save_ifs="$IFS"; IFS=":"
  ac_dummy="$PATH"
  for ac_dir in $ac_dummy; do
    test -z "$ac_dir" && ac_dir=.
    if test -f $ac_dir/$ac_word; then
      ac_cv_prog_PERL="$ac_prog"
      break
    fi
  done
  IFS="$ac_save_ifs"
fi
fi
PERL="$ac_cv_prog_PERL"
if test -n "$PERL"; then
  echo "$ac_t""$PERL" 1>&6
else
  echo "$ac_t""no" 1>&6
fi

test -n "$PERL" && break
done

for ac_prog in uudecode "uudeview -i"
do
# Extract the first word of "$ac_prog", so it can be a program name with args.
set dummy $ac_prog; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
echo "configure:1315: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_UUDECODE'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  if test -n "$UUDECODE"; then
  ac_cv_prog_UUDECODE="$UUDECODE" # Let the user override the test.
else
  IFS="${IFS= 	}"; ac_save_ifs="$IFS"; IFS=":"
  ac_dummy="$PATH"
  for ac_dir in $ac_dummy; do
    test -z "$ac_dir" && ac_dir=.
    if test -f $ac_dir/$ac_word; then
      ac_cv_prog_UUDECODE="$ac_prog"
      break
    fi
  done
  IFS="$ac_save_ifs"
fi
fi
UUDECODE="$ac_cv_prog_UUDECODE"
if test -n "$UUDECODE"; then
  echo "$ac_t""$UUDECODE" 1>&6
else
  echo "$ac_t""no" 1>&6
fi

test -n "$UUDECODE" && break
done
test -n "$UUDECODE" || UUDECODE="${pwd}/warn_not_found.sh uudecode"

for ac_prog in gunzip
do
# Extract the first word of "$ac_prog", so it can be a program name with args.
set dummy $ac_prog; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
echo "configure:1350: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_GUNZIP'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  if test -n "$GUNZIP"; then
  ac_cv_prog_GUNZIP="$GUNZIP" # Let the user override the test.
else
  IFS="${IFS= 	}"; ac_save_ifs="$IFS"; IFS=":"
  ac_dummy="$PATH"
  for ac_dir in $ac_dummy; do
    test -z "$ac_dir" && ac_dir=.
    if test -f $ac_dir/$ac_word; then
      ac_cv_prog_GUNZIP="$ac_prog"
      break
    fi
  done
  IFS="$ac_save_ifs"
fi
fi
GUNZIP="$ac_cv_prog_GUNZIP"
if test -n "$GUNZIP"; then
  echo "$ac_t""$GUNZIP" 1>&6
else
  echo "$ac_t""no" 1>&6
fi

test -n "$GUNZIP" && break
done
test -n "$GUNZIP" || GUNZIP="${pwd}/warn_not_found.sh gunzip"

# don't use GZIP this breaks configure
for ac_prog in gzip
do
# Extract the first word of "$ac_prog", so it can be a program name with args.
set dummy $ac_prog; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
echo "configure:1386: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_MYGZIP'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  if test -n "$MYGZIP"; then
  ac_cv_prog_MYGZIP="$MYGZIP" # Let the user override the test.
else
  IFS="${IFS= 	}"; ac_save_ifs="$IFS"; IFS=":"
  ac_dummy="$PATH"
  for ac_dir in $ac_dummy; do
    test -z "$ac_dir" && ac_dir=.
    if test -f $ac_dir/$ac_word; then
      ac_cv_prog_MYGZIP="$ac_prog"
      break
    fi
  done
  IFS="$ac_save_ifs"
fi
fi
MYGZIP="$ac_cv_prog_MYGZIP"
if test -n "$MYGZIP"; then
  echo "$ac_t""$MYGZIP" 1>&6
else
  echo "$ac_t""no" 1>&6
fi

test -n "$MYGZIP" && break
done
test -n "$MYGZIP" || MYGZIP="${pwd}/warn_not_found.sh gzip"

# Extract the first word of "latex2html", so it can be a program name with args.
set dummy latex2html; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
echo "configure:1419: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_LATEX2HTML'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  if test -n "$LATEX2HTML"; then
  ac_cv_prog_LATEX2HTML="$LATEX2HTML" # Let the user override the test.
else
  IFS="${IFS= 	}"; ac_save_ifs="$IFS"; IFS=":"
  ac_dummy="$PATH"
  for ac_dir in $ac_dummy; do
    test -z "$ac_dir" && ac_dir=.
    if test -f $ac_dir/$ac_word; then
      ac_cv_prog_LATEX2HTML="latex2html"
      break
    fi
  done
  IFS="$ac_save_ifs"
fi
fi
LATEX2HTML="$ac_cv_prog_LATEX2HTML"
if test -n "$LATEX2HTML"; then
  echo "$ac_t""$LATEX2HTML" 1>&6
else
  echo "$ac_t""no" 1>&6
fi

echo $ac_n "checking whether ln -s works""... $ac_c" 1>&6
echo "configure:1446: checking whether ln -s works" >&5
if eval "test \"`echo '$''{'ac_cv_prog_LN_S'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  rm -f conftestdata
if ln -s X conftestdata 2>/dev/null
then
  rm -f conftestdata
  ac_cv_prog_LN_S="ln -s"
else
  ac_cv_prog_LN_S=ln
fi
fi
LN_S="$ac_cv_prog_LN_S"
if test "$ac_cv_prog_LN_S" = "ln -s"; then
  echo "$ac_t""yes" 1>&6
else
  echo "$ac_t""no" 1>&6
fi


if test -r "${pwd}/mkinstalldirs"; then
  MKINSTALLDIRS=${pwd}/mkinstalldirs
  
else
  { echo "configure: error: mkinstalldirs not foind in ${pwd}" 1>&2; exit 1; }
fi

# expand prefix and pass it to subsequent configures
if test "x$prefix" = xNONE; then
  prefix=${ac_default_prefix}
  ac_configure_args="$ac_configure_args --prefix=${prefix}"
fi

# expand exec_prefix
if test "x$exec_prefix" = xNONE; then
 exec_prefix=${prefix}/${ac_cv_singuname}
 ac_configure_args="$ac_configure_args --exec_prefix=${exec_prefix}"
fi

# expand bindir
if test "x$bindir" = 'x${exec_prefix}/bin'; then
  bindir="${exec_prefix}"
  ac_configure_args="$ac_configure_args --bindir=${bindir}"
fi

# expand libdir
if test "x$libdir" = 'x${exec_prefix}/lib'; then
  libdir="${exec_prefix}/lib"
  ac_configure_args="$ac_configure_args --libdir=${libdir}"
fi

# expand includedir
if test "x$includedir" = 'x${prefix}/include'; then
  includedir="${exec_prefix}/include"
  ac_configure_args="$ac_configure_args --includedir=${includedir}"
fi

# construct name of installed Singular executable
SINGULAR=${bindir}/Singular-${SINGULAR_MAJOR_VERSION}${VERSION_SEP}${SINGULAR_MINOR_VERSION}${VERSION_SEP}${SINGULAR_SUB_VERSION}
export SINGULAR



# add -I to CPPFLAGS and -L to LDFLAGS, just to be sure
LDFLAGS="-L${libdir} ${LDFLAGS}"
CPPFLAGS="-I${includedir} ${CPPFLAGS}"

# check for AIX
echo $ac_n "checking whether _AIX is defined""... $ac_c" 1>&6
echo "configure:1516: checking whether _AIX is defined" >&5
if eval "test \"`echo '$''{'ac_cv_is_aix'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  cat > conftest.$ac_ext <<EOF
#line 1521 "configure"
#include "confdefs.h"
#ifdef _AIX
    yes
#endif

EOF
if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
  egrep "yes" >/dev/null 2>&1; then
  rm -rf conftest*
  ac_cv_is_aix=yes
else
  rm -rf conftest*
  ac_cv_is_aix=no
fi
rm -f conftest*

fi

if test "$ac_cv_is_aix" = yes; then
  echo "$ac_t""yes" 1>&6
else
  echo "$ac_t""no" 1>&6
fi

echo $ac_n "checking for atof in -lm""... $ac_c" 1>&6
echo "configure:1547: checking for atof in -lm" >&5
ac_lib_var=`echo m'_'atof | sed 'y%./+-%__p_%'`
if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  ac_save_LIBS="$LIBS"
LIBS="-lm  $LIBS"
cat > conftest.$ac_ext <<EOF
#line 1555 "configure"
#include "confdefs.h"
/* Override any gcc2 internal prototype to avoid an error.  */
/* We use char because int might match the return type of a gcc2
    builtin and then its argument prototype would still apply.  */
char atof();

int main() {
atof()
; return 0; }
EOF
if { (eval echo configure:1566: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
  rm -rf conftest*
  eval "ac_cv_lib_$ac_lib_var=yes"
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  eval "ac_cv_lib_$ac_lib_var=no"
fi
rm -f conftest*
LIBS="$ac_save_LIBS"

fi
if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
  echo "$ac_t""yes" 1>&6
    ac_tr_lib=HAVE_LIB`echo m | sed -e 's/[^a-zA-Z0-9_]/_/g' \
    -e 'y/abcdefghijklmnopqrstuvwxyz/ABCDEFGHIJKLMNOPQRSTUVWXYZ/'`
  cat >> confdefs.h <<EOF
#define $ac_tr_lib 1
EOF

  LIBS="-lm $LIBS"

else
  echo "$ac_t""no" 1>&6
fi

echo $ac_n "checking for socket in -lbsd""... $ac_c" 1>&6
echo "configure:1594: checking for socket in -lbsd" >&5
ac_lib_var=`echo bsd'_'socket | sed 'y%./+-%__p_%'`
if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  ac_save_LIBS="$LIBS"
LIBS="-lbsd  $LIBS"
cat > conftest.$ac_ext <<EOF
#line 1602 "configure"
#include "confdefs.h"
/* Override any gcc2 internal prototype to avoid an error.  */
/* We use char because int might match the return type of a gcc2
    builtin and then its argument prototype would still apply.  */
char socket();

int main() {
socket()
; return 0; }
EOF
if { (eval echo configure:1613: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
  rm -rf conftest*
  eval "ac_cv_lib_$ac_lib_var=yes"
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  eval "ac_cv_lib_$ac_lib_var=no"
fi
rm -f conftest*
LIBS="$ac_save_LIBS"

fi
if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
  echo "$ac_t""yes" 1>&6
    ac_tr_lib=HAVE_LIB`echo bsd | sed -e 's/[^a-zA-Z0-9_]/_/g' \
    -e 'y/abcdefghijklmnopqrstuvwxyz/ABCDEFGHIJKLMNOPQRSTUVWXYZ/'`
  cat >> confdefs.h <<EOF
#define $ac_tr_lib 1
EOF

  LIBS="-lbsd $LIBS"

else
  echo "$ac_t""no" 1>&6
fi

echo $ac_n "checking for listen in -lsocket""... $ac_c" 1>&6
echo "configure:1641: checking for listen in -lsocket" >&5
ac_lib_var=`echo socket'_'listen | sed 'y%./+-%__p_%'`
if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  ac_save_LIBS="$LIBS"
LIBS="-lsocket  $LIBS"
cat > conftest.$ac_ext <<EOF
#line 1649 "configure"
#include "confdefs.h"
/* Override any gcc2 internal prototype to avoid an error.  */
/* We use char because int might match the return type of a gcc2
    builtin and then its argument prototype would still apply.  */
char listen();

int main() {
listen()
; return 0; }
EOF
if { (eval echo configure:1660: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
  rm -rf conftest*
  eval "ac_cv_lib_$ac_lib_var=yes"
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  eval "ac_cv_lib_$ac_lib_var=no"
fi
rm -f conftest*
LIBS="$ac_save_LIBS"

fi
if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
  echo "$ac_t""yes" 1>&6
    ac_tr_lib=HAVE_LIB`echo socket | sed -e 's/[^a-zA-Z0-9_]/_/g' \
    -e 'y/abcdefghijklmnopqrstuvwxyz/ABCDEFGHIJKLMNOPQRSTUVWXYZ/'`
  cat >> confdefs.h <<EOF
#define $ac_tr_lib 1
EOF

  LIBS="-lsocket $LIBS"

else
  echo "$ac_t""no" 1>&6
fi

echo $ac_n "checking for gethostbyname in -lnsl""... $ac_c" 1>&6
echo "configure:1688: checking for gethostbyname in -lnsl" >&5
ac_lib_var=`echo nsl'_'gethostbyname | sed 'y%./+-%__p_%'`
if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  ac_save_LIBS="$LIBS"
LIBS="-lnsl  $LIBS"
cat > conftest.$ac_ext <<EOF
#line 1696 "configure"
#include "confdefs.h"
/* Override any gcc2 internal prototype to avoid an error.  */
/* We use char because int might match the return type of a gcc2
    builtin and then its argument prototype would still apply.  */
char gethostbyname();

int main() {
gethostbyname()
; return 0; }
EOF
if { (eval echo configure:1707: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
  rm -rf conftest*
  eval "ac_cv_lib_$ac_lib_var=yes"
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  eval "ac_cv_lib_$ac_lib_var=no"
fi
rm -f conftest*
LIBS="$ac_save_LIBS"

fi
if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
  echo "$ac_t""yes" 1>&6
    ac_tr_lib=HAVE_LIB`echo nsl | sed -e 's/[^a-zA-Z0-9_]/_/g' \
    -e 'y/abcdefghijklmnopqrstuvwxyz/ABCDEFGHIJKLMNOPQRSTUVWXYZ/'`
  cat >> confdefs.h <<EOF
#define $ac_tr_lib 1
EOF

  LIBS="-lnsl $LIBS"

else
  echo "$ac_t""no" 1>&6
fi

echo $ac_n "checking for main in -lgmp""... $ac_c" 1>&6
echo "configure:1735: checking for main in -lgmp" >&5
ac_lib_var=`echo gmp'_'main | sed 'y%./+-%__p_%'`
if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  ac_save_LIBS="$LIBS"
LIBS="-lgmp  $LIBS"
cat > conftest.$ac_ext <<EOF
#line 1743 "configure"
#include "confdefs.h"

int main() {
main()
; return 0; }
EOF
if { (eval echo configure:1750: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
  rm -rf conftest*
  eval "ac_cv_lib_$ac_lib_var=yes"
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  eval "ac_cv_lib_$ac_lib_var=no"
fi
rm -f conftest*
LIBS="$ac_save_LIBS"

fi
if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
  echo "$ac_t""yes" 1>&6
    ac_tr_lib=HAVE_LIB`echo gmp | sed -e 's/[^a-zA-Z0-9_]/_/g' \
    -e 'y/abcdefghijklmnopqrstuvwxyz/ABCDEFGHIJKLMNOPQRSTUVWXYZ/'`
  cat >> confdefs.h <<EOF
#define $ac_tr_lib 1
EOF

  LIBS="-lgmp $LIBS"

else
  echo "$ac_t""no" 1>&6
fi

echo $ac_n "checking for IMP_PutGmpInt in -lMP""... $ac_c" 1>&6
echo "configure:1778: checking for IMP_PutGmpInt in -lMP" >&5
ac_lib_var=`echo MP'_'IMP_PutGmpInt | sed 'y%./+-%__p_%'`
if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  ac_save_LIBS="$LIBS"
LIBS="-lMP  $LIBS"
cat > conftest.$ac_ext <<EOF
#line 1786 "configure"
#include "confdefs.h"
/* Override any gcc2 internal prototype to avoid an error.  */
/* We use char because int might match the return type of a gcc2
    builtin and then its argument prototype would still apply.  */
char IMP_PutGmpInt();

int main() {
IMP_PutGmpInt()
; return 0; }
EOF
if { (eval echo configure:1797: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
  rm -rf conftest*
  eval "ac_cv_lib_$ac_lib_var=yes"
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  eval "ac_cv_lib_$ac_lib_var=no"
fi
rm -f conftest*
LIBS="$ac_save_LIBS"

fi
if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
  echo "$ac_t""yes" 1>&6
    ac_tr_lib=HAVE_LIB`echo MP | sed -e 's/[^a-zA-Z0-9_]/_/g' \
    -e 'y/abcdefghijklmnopqrstuvwxyz/ABCDEFGHIJKLMNOPQRSTUVWXYZ/'`
  cat >> confdefs.h <<EOF
#define $ac_tr_lib 1
EOF

  LIBS="-lMP $LIBS"

else
  echo "$ac_t""no" 1>&6
fi

echo $ac_n "checking for MPT_GetTree in -lMPT""... $ac_c" 1>&6
echo "configure:1825: checking for MPT_GetTree in -lMPT" >&5
ac_lib_var=`echo MPT'_'MPT_GetTree | sed 'y%./+-%__p_%'`
if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  ac_save_LIBS="$LIBS"
LIBS="-lMPT  $LIBS"
cat > conftest.$ac_ext <<EOF
#line 1833 "configure"
#include "confdefs.h"
/* Override any gcc2 internal prototype to avoid an error.  */
/* We use char because int might match the return type of a gcc2
    builtin and then its argument prototype would still apply.  */
char MPT_GetTree();

int main() {
MPT_GetTree()
; return 0; }
EOF
if { (eval echo configure:1844: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
  rm -rf conftest*
  eval "ac_cv_lib_$ac_lib_var=yes"
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  eval "ac_cv_lib_$ac_lib_var=no"
fi
rm -f conftest*
LIBS="$ac_save_LIBS"

fi
if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
  echo "$ac_t""yes" 1>&6
    ac_tr_lib=HAVE_LIB`echo MPT | sed -e 's/[^a-zA-Z0-9_]/_/g' \
    -e 'y/abcdefghijklmnopqrstuvwxyz/ABCDEFGHIJKLMNOPQRSTUVWXYZ/'`
  cat >> confdefs.h <<EOF
#define $ac_tr_lib 1
EOF

  LIBS="-lMPT $LIBS"

else
  echo "$ac_t""no" 1>&6
fi

echo $ac_n "checking for atof in -lsingcf""... $ac_c" 1>&6
echo "configure:1872: checking for atof in -lsingcf" >&5
ac_lib_var=`echo singcf'_'atof | sed 'y%./+-%__p_%'`
if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  ac_save_LIBS="$LIBS"
LIBS="-lsingcf  $LIBS"
cat > conftest.$ac_ext <<EOF
#line 1880 "configure"
#include "confdefs.h"
/* Override any gcc2 internal prototype to avoid an error.  */
/* We use char because int might match the return type of a gcc2
    builtin and then its argument prototype would still apply.  */
char atof();

int main() {
atof()
; return 0; }
EOF
if { (eval echo configure:1891: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
  rm -rf conftest*
  eval "ac_cv_lib_$ac_lib_var=yes"
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  eval "ac_cv_lib_$ac_lib_var=no"
fi
rm -f conftest*
LIBS="$ac_save_LIBS"

fi
if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
  echo "$ac_t""yes" 1>&6
    ac_tr_lib=HAVE_LIB`echo singcf | sed -e 's/[^a-zA-Z0-9_]/_/g' \
    -e 'y/abcdefghijklmnopqrstuvwxyz/ABCDEFGHIJKLMNOPQRSTUVWXYZ/'`
  cat >> confdefs.h <<EOF
#define $ac_tr_lib 1
EOF

  LIBS="-lsingcf $LIBS"

else
  echo "$ac_t""no" 1>&6
fi

echo $ac_n "checking for atof in -lsingfac""... $ac_c" 1>&6
echo "configure:1919: checking for atof in -lsingfac" >&5
ac_lib_var=`echo singfac'_'atof | sed 'y%./+-%__p_%'`
if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  ac_save_LIBS="$LIBS"
LIBS="-lsingfac  $LIBS"
cat > conftest.$ac_ext <<EOF
#line 1927 "configure"
#include "confdefs.h"
/* Override any gcc2 internal prototype to avoid an error.  */
/* We use char because int might match the return type of a gcc2
    builtin and then its argument prototype would still apply.  */
char atof();

int main() {
atof()
; return 0; }
EOF
if { (eval echo configure:1938: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
  rm -rf conftest*
  eval "ac_cv_lib_$ac_lib_var=yes"
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  eval "ac_cv_lib_$ac_lib_var=no"
fi
rm -f conftest*
LIBS="$ac_save_LIBS"

fi
if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
  echo "$ac_t""yes" 1>&6
    ac_tr_lib=HAVE_LIB`echo singfac | sed -e 's/[^a-zA-Z0-9_]/_/g' \
    -e 'y/abcdefghijklmnopqrstuvwxyz/ABCDEFGHIJKLMNOPQRSTUVWXYZ/'`
  cat >> confdefs.h <<EOF
#define $ac_tr_lib 1
EOF

  LIBS="-lsingfac $LIBS"

else
  echo "$ac_t""no" 1>&6
fi

echo $ac_n "checking for omTestAddr in -lomalloc""... $ac_c" 1>&6
echo "configure:1966: checking for omTestAddr in -lomalloc" >&5
ac_lib_var=`echo omalloc'_'omTestAddr | sed 'y%./+-%__p_%'`
if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  ac_save_LIBS="$LIBS"
LIBS="-lomalloc  $LIBS"
cat > conftest.$ac_ext <<EOF
#line 1974 "configure"
#include "confdefs.h"
/* Override any gcc2 internal prototype to avoid an error.  */
/* We use char because int might match the return type of a gcc2
    builtin and then its argument prototype would still apply.  */
char omTestAddr();

int main() {
omTestAddr()
; return 0; }
EOF
if { (eval echo configure:1985: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
  rm -rf conftest*
  eval "ac_cv_lib_$ac_lib_var=yes"
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  eval "ac_cv_lib_$ac_lib_var=no"
fi
rm -f conftest*
LIBS="$ac_save_LIBS"

fi
if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
  echo "$ac_t""yes" 1>&6
    ac_tr_lib=HAVE_LIB`echo omalloc | sed -e 's/[^a-zA-Z0-9_]/_/g' \
    -e 'y/abcdefghijklmnopqrstuvwxyz/ABCDEFGHIJKLMNOPQRSTUVWXYZ/'`
  cat >> confdefs.h <<EOF
#define $ac_tr_lib 1
EOF

  LIBS="-lomalloc $LIBS"

else
  echo "$ac_t""no" 1>&6
fi

echo $ac_n "checking for main in -lomalloc_ndebug""... $ac_c" 1>&6
echo "configure:2013: checking for main in -lomalloc_ndebug" >&5
ac_lib_var=`echo omalloc_ndebug'_'main | sed 'y%./+-%__p_%'`
if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  ac_save_LIBS="$LIBS"
LIBS="-lomalloc_ndebug  $LIBS"
cat > conftest.$ac_ext <<EOF
#line 2021 "configure"
#include "confdefs.h"

int main() {
main()
; return 0; }
EOF
if { (eval echo configure:2028: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
  rm -rf conftest*
  eval "ac_cv_lib_$ac_lib_var=yes"
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  eval "ac_cv_lib_$ac_lib_var=no"
fi
rm -f conftest*
LIBS="$ac_save_LIBS"

fi
if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
  echo "$ac_t""yes" 1>&6
    ac_tr_lib=HAVE_LIB`echo omalloc_ndebug | sed -e 's/[^a-zA-Z0-9_]/_/g' \
    -e 'y/abcdefghijklmnopqrstuvwxyz/ABCDEFGHIJKLMNOPQRSTUVWXYZ/'`
  cat >> confdefs.h <<EOF
#define $ac_tr_lib 1
EOF

  LIBS="-lomalloc_ndebug $LIBS"

else
  echo "$ac_t""no" 1>&6
fi


for ac_hdr in gmp.h MP.h  MPT.h factory.h factor.h omalloc.h
do
ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
echo "configure:2060: checking for $ac_hdr" >&5
if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  cat > conftest.$ac_ext <<EOF
#line 2065 "configure"
#include "confdefs.h"
#include <$ac_hdr>
EOF
ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
{ (eval echo configure:2070: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
if test -z "$ac_err"; then
  rm -rf conftest*
  eval "ac_cv_header_$ac_safe=yes"
else
  echo "$ac_err" >&5
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  eval "ac_cv_header_$ac_safe=no"
fi
rm -f conftest*
fi
if eval "test \"`echo '$ac_cv_header_'$ac_safe`\" = yes"; then
  echo "$ac_t""yes" 1>&6
    ac_tr_hdr=HAVE_`echo $ac_hdr | sed 'y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%'`
  cat >> confdefs.h <<EOF
#define $ac_tr_hdr 1
EOF
 
else
  echo "$ac_t""no" 1>&6
fi
done


if test "$ac_cv_lib_gmp_main" = yes && \
 test "$ac_cv_header_gmp_h" = yes; then
  ac_gmp_ok=yes
fi

if test "$ac_cv_lib_MP_IMP_PutGmpInt" = yes && \
 test "$ac_cv_lib_MPT_MPT_GetTree" && \
 test "$ac_cv_header_MP_h" = yes && \
 test "$ac_cv_header_MPT_h" = yes; then
  ac_MP_ok=yes
fi

if test "$ac_cv_lib_singcf_atof" = yes && \
 test "$ac_cv_header_factory_h" = yes; then
  ac_factory_ok=yes
fi

if test "$ac_cv_lib_singfac_atof" = yes && \
 test "$ac_cv_header_factor_h" = yes; then
  ac_libfac_ok=yes
fi

if test "$ac_cv_lib_omalloc_omTestAddr" = yes && \
   test "$ac_cv_lib_omalloc_ndebug_main" = yes && \
   test "$ac_cv_header_omalloc_c" = yes && \
   test "$ac_cv_header_omalloc_h" = yes; then
  ac_cv_omalloc_ok=yes
fi
  

DOC2TEX_EXAMPLE_EXCLUSIONS=""


# Check whether --with-tmpdir or --without-tmpdir was given.
if test "${with_tmpdir+set}" = set; then
  withval="$with_tmpdir"
  :
fi

# Check whether --enable-omalloc or --disable-omalloc was given.
if test "${enable_omalloc+set}" = set; then
  enableval="$enable_omalloc"
  :
fi

# Check whether --enable-gfanlib or --disable-gfanlib was given.
if test "${enable_gfanlib+set}" = set; then
  enableval="$enable_gfanlib"
  :
fi

# Check whether --enable-polymake or --disable-polymake was given.
if test "${enable_polymake+set}" = set; then
  enableval="$enable_polymake"
  :
fi

# Check whether --enable-MP or --disable-MP was given.
if test "${enable_MP+set}" = set; then
  enableval="$enable_MP"
  :
fi

# Check whether --enable-factory or --disable-factory was given.
if test "${enable_factory+set}" = set; then
  enableval="$enable_factory"
  :
fi

# Check whether --enable-libfac or --disable-libfac was given.
if test "${enable_libfac+set}" = set; then
  enableval="$enable_libfac"
  :
fi

# Check whether --enable-sgroup or --disable-sgroup was given.
if test "${enable_sgroup+set}" = set; then
  enableval="$enable_sgroup"
  :
fi

# Check whether --enable-Singular or --disable-Singular was given.
if test "${enable_Singular+set}" = set; then
  enableval="$enable_Singular"
  :
fi

# Check whether --enable-IntegerProgramming or --disable-IntegerProgramming was given.
if test "${enable_IntegerProgramming+set}" = set; then
  enableval="$enable_IntegerProgramming"
  :
fi

# Check whether --enable-countedref or --disable-countedref was given.
if test "${enable_countedref+set}" = set; then
  enableval="$enable_countedref"
  :
fi

# Check whether --enable-Plural or --disable-Plural was given.
if test "${enable_Plural+set}" = set; then
  enableval="$enable_Plural"
  :
fi

# Check whether --enable-Texinfo or --disable-Texinfo was given.
if test "${enable_Texinfo+set}" = set; then
  enableval="$enable_Texinfo"
  :
fi

# Check whether --enable-Texi2html or --disable-Texi2html was given.
if test "${enable_Texi2html+set}" = set; then
  enableval="$enable_Texi2html"
  :
fi

# Check whether --enable-doc or --disable-doc was given.
if test "${enable_doc+set}" = set; then
  enableval="$enable_doc"
  :
fi

# Check whether --enable-emacs or --disable-emacs was given.
if test "${enable_emacs+set}" = set; then
  enableval="$enable_emacs"
  :
fi

# Check whether --with-MP or --without-MP was given.
if test "${with_MP+set}" = set; then
  withval="$with_MP"
  :
fi

# Check whether --with-factory or --without-factory was given.
if test "${with_factory+set}" = set; then
  withval="$with_factory"
  :
fi

# Check whether --with-libfac or --without-libfac was given.
if test "${with_libfac+set}" = set; then
  withval="$with_libfac"
  :
fi

# Check whether --with-gmp or --without-gmp was given.
if test "${with_gmp+set}" = set; then
  withval="$with_gmp"
  :
fi


echo $ac_n "checking which tmp dir to use""... $ac_c" 1>&6
echo "configure:2252: checking which tmp dir to use" >&5
if test "${with_tmpdir+set}" = set && test -d ${with_tmpdir}; then
  if (echo "${with_tmpdir}" | egrep "\." >/dev/null 2>&1)
  then
    TMP_DIR="${pwd}/tmp"
  else
    TMP_DIR=${with_tmpdir}
  fi
else
  TMP_DIR="${pwd}/tmp"
fi
echo "$ac_t""$TMP_DIR" 1>&6


echo $ac_n "checking whether to configure and build omalloc""... $ac_c" 1>&6
echo "configure:2267: checking whether to configure and build omalloc" >&5
if test "${enable_omalloc+set}" != set; then
   if test "$ac_cv_omalloc_ok" = yes; then 
     enable_omalloc=no
   fi
   enable_omalloc_not_set=yes
fi
if test "$enable_omalloc" = no; then
  if test "$ac_cv_omalloc_ok" != yes; then
    { echo "configure: error: can not build without omalloc" 1>&2; exit 1; }
  fi
  echo "$ac_t""no" 1>&6
else
  if test -d omalloc; then
    echo "$ac_t""yes" 1>&6
    if test "$enable_omalloc_not_set" = yes; then
      ac_configure_args="$ac_configure_args --enable-omalloc --with-external-config_h='$pwd/Singular/omSingularConfig.h' --with-track-custom"
    fi
    CONFIG_SUBDIRS="$CONFIG_SUBDIRS omalloc"
    BUILD1_SUBDIRS="$BUILD1_SUBDIRS omalloc"
    if test "${with_malloc+set}" != set; then
case "$ac_cv_singuname" in 
# under windows, it is best to use the provided malloc
	ix86-Win*)
	with_malloc=system
	ac_configure_args="$ac_configure_args --with-malloc=system"
        ;;
	PowerMacintosh-darwin*)
	with_malloc=system
	ac_configure_args="$ac_configure_args --with-malloc=system"
        ;;
esac
fi
  else
    { echo "configure: error: need omalloc subdir" 1>&2; exit 1; }
  fi
fi

# Check whether we have gmp
if test "$ac_gmp_ok" != yes; then
  { echo "configure: error: can not find gmp" 1>&2; exit 1; }
fi

#AC_MSG_CHECKING(whether to configure and build MP lib)
# requires: sizeof(long)==4
echo $ac_n "checking size of long""... $ac_c" 1>&6
echo "configure:2313: checking size of long" >&5
if eval "test \"`echo '$''{'ac_cv_sizeof_long'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  if test "$cross_compiling" = yes; then
  ac_cv_sizeof_long=4
else
  cat > conftest.$ac_ext <<EOF
#line 2321 "configure"
#include "confdefs.h"
#include <stdio.h>
main()
{
  FILE *f=fopen("conftestval", "w");
  if (!f) exit(1);
  fprintf(f, "%d\n", sizeof(long));
  exit(0);
}
EOF
if { (eval echo configure:2332: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
then
  ac_cv_sizeof_long=`cat conftestval`
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -fr conftest*
  ac_cv_sizeof_long=0
fi
rm -fr conftest*
fi

fi
echo "$ac_t""$ac_cv_sizeof_long" 1>&6
cat >> confdefs.h <<EOF
#define SIZEOF_LONG $ac_cv_sizeof_long
EOF


if test "$ac_cv_sizeof_long" != 4; then
  with_MP=no
fi

echo $ac_n "checking whether to configure and build MP lib""... $ac_c" 1>&6
echo "configure:2356: checking whether to configure and build MP lib" >&5

if test "$enable_MP" != yes && test "$enable_MP" != no; then
  if test "$with_MP" != no && test "$ac_MP_ok" != yes && test -d MP && \
     (test "$ac_gmp_ok" = yes); then
    echo "$ac_t""yes" 1>&6
    enable_MP=yes
    CONFIG_SUBDIRS="$CONFIG_SUBDIRS MP"
    BUILD1_SUBDIRS="$BUILD1_SUBDIRS MP"
    ac_configure_args="$ac_configure_args --enable-MP"
  else
    echo "$ac_t""no" 1>&6
    enable_MP=no
  fi
elif test "$enable_MP" = yes; then
  if test ! -d MP; then
    echo "$ac_t""no" 1>&6
    { echo "configure: error: can not build MP without MP directory" 1>&2; exit 1; }
  fi
  if test "$ac_gmp_ok" = yes; then
    echo "$ac_t""yes" 1>&6
    CONFIG_SUBDIRS="$CONFIG_SUBDIRS MP"
    BUILD1_SUBDIRS="$BUILD1_SUBDIRS MP"
  else
    echo "$ac_t""no" 1>&6
    { echo "configure: error: can not build MP without gmp" 1>&2; exit 1; }
  fi
else
  echo "$ac_t""no" 1>&6
fi

# need MP code to be compiled with -fPIC, should not hurt anybody else
if test "$enable_MP" = yes && test "${with_extra_cflags+set}" != set; then
ac_configure_args="$ac_configure_args --with-extra_cflags=-fPIC"
fi

echo $ac_n "checking whether to configure and build NTL lib""... $ac_c" 1>&6
echo "configure:2393: checking whether to configure and build NTL lib" >&5
if test "$enable_NTL" != yes && test "$enable_NTL" != no; then
  if test "$with_NTL" != no && test "$ac_NTL_ok" != yes && \
     test -d ntl; then
    enable_NTL=yes
    echo "$ac_t""yes" 1>&6
    CONFIG_SUBDIRS="$CONFIG_SUBDIRS ntl"
    BUILD1_SUBDIRS="$BUILD1_SUBDIRS ntl"
    ac_configure_args="$ac_configure_args --enable-NTL"
    ac_ext=C
# CXXFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
ac_cpp='$CXXCPP $CPPFLAGS'
ac_compile='${CXX-g++} -c $CXXFLAGS $CPPFLAGS conftest.$ac_ext 1>&5'
ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5'
cross_compiling=$ac_cv_prog_cxx_cross

    echo $ac_n "checking how to run the C++ preprocessor""... $ac_c" 1>&6
echo "configure:2410: checking how to run the C++ preprocessor" >&5
if test -z "$CXXCPP"; then
if eval "test \"`echo '$''{'ac_cv_prog_CXXCPP'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  ac_ext=C
# CXXFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
ac_cpp='$CXXCPP $CPPFLAGS'
ac_compile='${CXX-g++} -c $CXXFLAGS $CPPFLAGS conftest.$ac_ext 1>&5'
ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5'
cross_compiling=$ac_cv_prog_cxx_cross
  CXXCPP="${CXX-g++} -E"
  cat > conftest.$ac_ext <<EOF
#line 2423 "configure"
#include "confdefs.h"
#include <stdlib.h>
EOF
ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
{ (eval echo configure:2428: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
if test -z "$ac_err"; then
  :
else
  echo "$ac_err" >&5
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  CXXCPP=/lib/cpp
fi
rm -f conftest*
  ac_cv_prog_CXXCPP="$CXXCPP"
ac_ext=C
# CXXFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
ac_cpp='$CXXCPP $CPPFLAGS'
ac_compile='${CXX-g++} -c $CXXFLAGS $CPPFLAGS conftest.$ac_ext 1>&5'
ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5'
cross_compiling=$ac_cv_prog_cxx_cross
fi
fi
CXXCPP="$ac_cv_prog_CXXCPP"
echo "$ac_t""$CXXCPP" 1>&6

for ac_hdr in iostream.h iostream
do
ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
echo "configure:2456: checking for $ac_hdr" >&5
if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  cat > conftest.$ac_ext <<EOF
#line 2461 "configure"
#include "confdefs.h"
#include <$ac_hdr>
EOF
ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
{ (eval echo configure:2466: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
if test -z "$ac_err"; then
  rm -rf conftest*
  eval "ac_cv_header_$ac_safe=yes"
else
  echo "$ac_err" >&5
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  eval "ac_cv_header_$ac_safe=no"
fi
rm -f conftest*
fi
if eval "test \"`echo '$ac_cv_header_'$ac_safe`\" = yes"; then
  echo "$ac_t""yes" 1>&6
    ac_tr_hdr=HAVE_`echo $ac_hdr | sed 'y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%'`
  cat >> confdefs.h <<EOF
#define $ac_tr_hdr 1
EOF
 
else
  echo "$ac_t""no" 1>&6
fi
done

    
  else
    enable_NTL=no
    echo "$ac_t""no" 1>&6
  fi
elif test "$enable_NTL" = yes; then
  if test -d ntl; then
    echo "$ac_t""yes" 1>&6
    CONFIG_SUBDIRS="$CONFIG_SUBDIRS ntl"
    BUILD1_SUBDIRS="$BUILD1_SUBDIRS ntl"
  else
    echo "$ac_t""no" 1>&6
    { echo "configure: error: can not build NTL without ntl directory" 1>&2; exit 1; }
  fi
else
  echo "$ac_t""no" 1>&6
fi

echo $ac_n "checking whether to configure and build factory lib""... $ac_c" 1>&6
echo "configure:2511: checking whether to configure and build factory lib" >&5
if test "$enable_factory" != yes && test "$enable_factory" != no; then
  if test "$with_factory" != no && test "$ac_factory_ok" != yes && \
     test -d factory; then
    enable_factory=yes
    echo "$ac_t""yes" 1>&6
    CONFIG_SUBDIRS="$CONFIG_SUBDIRS factory"
    BUILD1_SUBDIRS="$BUILD1_SUBDIRS factory"
    ac_configure_args="$ac_configure_args --enable-factory"
  else
    enable_factory=no
    echo "$ac_t""no" 1>&6
  fi
elif test "$enable_factory" = yes; then
  if test -d factory; then
    echo "$ac_t""yes" 1>&6
    CONFIG_SUBDIRS="$CONFIG_SUBDIRS factory"
    BUILD1_SUBDIRS="$BUILD1_SUBDIRS factory"
  else
    echo "$ac_t""no" 1>&6
    { echo "configure: error: can not build factory without factory directory" 1>&2; exit 1; }
  fi
else
  echo "$ac_t""no" 1>&6
fi

echo $ac_n "checking whether to configure and build libfac lib""... $ac_c" 1>&6
echo "configure:2538: checking whether to configure and build libfac lib" >&5
if test "$enable_libfac" != yes && test "$enable_libfac" != no; then
  if test "$with_libfac" != no && test "$ac_libfac_ok" != yes && \
     test -d libfac && \
     (test "$ac_factory_ok" = yes || test "$enable_factory" = yes); then
    enable_libfac=yes
    echo "$ac_t""yes" 1>&6
    CONFIG_SUBDIRS="$CONFIG_SUBDIRS libfac"
    BUILD1_SUBDIRS="$BUILD1_SUBDIRS libfac"
    ac_configure_args="$ac_configure_args --enable-libfac"
  else
    enable_libfac=no
    echo "$ac_t""no" 1>&6
  fi
elif  test "$enable_libfac" = yes; then
  if test ! -d libfac; then
    echo "$ac_t""no" 1>&6
    { echo "configure: error: can not build libfac without libfac directory" 1>&2; exit 1; }
  fi
  if test "$ac_factory_ok" = yes || test "$enable_factory" = yes; then
    echo "$ac_t""yes" 1>&6
    CONFIG_SUBDIRS="$CONFIG_SUBDIRS libfac"
    BUILD1_SUBDIRS="$BUILD1_SUBDIRS libfac"
  else
    echo "$ac_t""no" 1>&6
    { echo "configure: error: Can not build libfac without factory" 1>&2; exit 1; }
  fi
else
  echo "$ac_t""no" 1>&6
fi

echo $ac_n "checking whether to configure and build gfan lib""... $ac_c" 1>&6
echo "configure:2570: checking whether to configure and build gfan lib" >&5
if test "$enable_gfanlib" = yes -o "$enable_polymake" = yes; then
  if test -d gfanlib; then
    if test -d callgfanlib; then
      echo "$ac_t""yes" 1>&6
      CONFIG_SUBDIRS="$CONFIG_SUBDIRS gfanlib callgfanlib"
      BUILD1_SUBDIRS="$BUILD1_SUBDIRS gfanlib callgfanlib"
    else
      echo "$ac_t""no" 1>&6
      { echo "configure: error: missing gfanlib interface" 1>&2; exit 1; }
    fi
  else
    echo "$ac_t""no" 1>&6
    { echo "configure: error: missing gfanlib" 1>&2; exit 1; }
  fi
else
  echo "$ac_t""no" 1>&6
fi

echo $ac_n "checking whether to configure and build polymake interface""... $ac_c" 1>&6
echo "configure:2590: checking whether to configure and build polymake interface" >&5
if test "$enable_polymake" = yes; then
  if test -d callpolymake; then
    CONFIG_SUBDIRS="$CONFIG_SUBDIRS callpolymake"
    BUILD1_SUBDIRS="$BUILD1_SUBDIRS callpolymake"
  else
    echo "$ac_t""no" 1>&6
    { echo "configure: error: missing callpolymake folder" 1>&2; exit 1; }
  fi
else
  echo "$ac_t""no" 1>&6
fi

echo $ac_n "checking whether to configure and build sgroup lib""... $ac_c" 1>&6
echo "configure:2604: checking whether to configure and build sgroup lib" >&5
if test "$enable_sgroup" = yes; then
  if test ! -d sgroup; then
    echo "$ac_t""no" 1>&6
    { echo "configure: error: can not build sgroup without sgroup directory" 1>&2; exit 1; }
  fi
  if test "$ac_MP_ok" = yes || test "$enable_MP" = yes; then
    echo "$ac_t""yes" 1>&6
    CONFIG_SUBDIRS="$CONFIG_SUBDIRS sgroup"
    BUILD1_SUBDIRS="$BUILD1_SUBDIRS sgroup"
  else
    echo "$ac_t""no" 1>&6
    { echo "configure: error: Can not build sgroup without MP" 1>&2; exit 1; }
  fi
else
  echo "$ac_t""no" 1>&6
fi

BUILD_SUBDIRS="$CONFIG_SUBDIRS"

echo $ac_n "checking whether to configure and build Singular""... $ac_c" 1>&6
echo "configure:2625: checking whether to configure and build Singular" >&5
if test "$enable_Singular" != yes && test "$enable_Singular" != no; then
  if test "$with_Singular" != no && test -d Singular; then
    enable_Singular=yes
    echo "$ac_t""yes" 1>&6
    CONFIG_SUBDIRS="$CONFIG_SUBDIRS Singular"
    BUILD_SUBDIRS="$BUILD_SUBDIRS kernel Singular"	
    BUILD1_SUBDIRS="$BUILD1_SUBDIRS kernel Singular"	
    ac_configure_args="$ac_configure_args --enable-Singular"
  else
    enable_Singular=no
    echo "$ac_t""no" 1>&6
  fi
elif test "$enable_Singular" = yes; then
  if test -d Singular; then
    echo "$ac_t""yes" 1>&6
    CONFIG_SUBDIRS="$CONFIG_SUBDIRS Singular"
    BUILD_SUBDIRS="$BUILD_SUBDIRS kernel Singular"	
    BUILD1_SUBDIRS="$BUILD1_SUBDIRS kernel Singular"	
  else
    echo "$ac_t""no" 1>&6
    { echo "configure: error: can not build Singular without Singular directory" 1>&2; exit 1; }
  fi
else
  echo "$ac_t""no" 1>&6
fi


# test if IntegerProgramming should be built:

echo $ac_n "checking whether to build IntegerProgramming""... $ac_c" 1>&6
echo "configure:2656: checking whether to build IntegerProgramming" >&5
if test "$enable_IntegerProgramming" != no && test -d "IntegerProgramming"; then
   BUILD_SUBDIRS="$BUILD_SUBDIRS IntegerProgramming"
   BUILD1_SUBDIRS="$BUILD1_SUBDIRS IntegerProgramming"
   echo "$ac_t""yes" 1>&6
   if test "$enable_IntegerProgramming" != yes; then
     ac_configure_args="$ac_configure_args --enable-IntegerProgramming"
   fi
else
   echo "$ac_t""no" 1>&6
fi

echo $ac_n "checking whether to build Plural""... $ac_c" 1>&6
echo "configure:2669: checking whether to build Plural" >&5
if test "$enable_Plural" != no || test "$with_Plural" != no; then
   echo "$ac_t""yes" 1>&6
   if test "$enable_Plural" != yes; then
     ac_configure_args="$ac_configure_args --enable-Plural"
   fi
else
   echo "$ac_t""no" 1>&6
fi


echo $ac_n "checking whether to configure and build Texinfo""... $ac_c" 1>&6
echo "configure:2681: checking whether to configure and build Texinfo" >&5
if test "$enable_Texinfo" != no && test -d Texinfo; then
  echo "$ac_t""yes" 1>&6
  enable_texinfo=yes
  CONFIG_SUBDIRS="$CONFIG_SUBDIRS Texinfo"
  BUILD_SUBDIRS="$BUILD_SUBDIRS Texinfo"	
  TEXI2PDF=${bindir}/texi2pdf
  MAKEINFO="${bindir}/makeinfo"
  TEXINDEX=${bindir}/texindex
  
  
  
  if test "$enable_Texinfo" != yes; then
    ac_configure_args="$ac_configure_args --enable-Texinfo"
  fi
else
  echo "$ac_t""no" 1>&6
  echo "configure: warning: Building of doc might fail. Need Texinfo" 1>&2
  enable_texinfo=no
  # Extract the first word of "makeinfo", so it can be a program name with args.
set dummy makeinfo; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
echo "configure:2703: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_MAKEINFO'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  if test -n "$MAKEINFO"; then
  ac_cv_prog_MAKEINFO="$MAKEINFO" # Let the user override the test.
else
  IFS="${IFS= 	}"; ac_save_ifs="$IFS"; IFS=":"
  ac_dummy="$PATH"
  for ac_dir in $ac_dummy; do
    test -z "$ac_dir" && ac_dir=.
    if test -f $ac_dir/$ac_word; then
      ac_cv_prog_MAKEINFO="makeinfo"
      break
    fi
  done
  IFS="$ac_save_ifs"
  test -z "$ac_cv_prog_MAKEINFO" && ac_cv_prog_MAKEINFO="${pwd}/warn_not_found.sh makeinfo"
fi
fi
MAKEINFO="$ac_cv_prog_MAKEINFO"
if test -n "$MAKEINFO"; then
  echo "$ac_t""$MAKEINFO" 1>&6
else
  echo "$ac_t""no" 1>&6
fi

  # Extract the first word of "texindex", so it can be a program name with args.
set dummy texindex; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
echo "configure:2733: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_TEXINDEX'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  if test -n "$TEXINDEX"; then
  ac_cv_prog_TEXINDEX="$TEXINDEX" # Let the user override the test.
else
  IFS="${IFS= 	}"; ac_save_ifs="$IFS"; IFS=":"
  ac_dummy="$PATH"
  for ac_dir in $ac_dummy; do
    test -z "$ac_dir" && ac_dir=.
    if test -f $ac_dir/$ac_word; then
      ac_cv_prog_TEXINDEX="texindex"
      break
    fi
  done
  IFS="$ac_save_ifs"
  test -z "$ac_cv_prog_TEXINDEX" && ac_cv_prog_TEXINDEX="${pwd}/warn_not_found.sh texindex"
fi
fi
TEXINDEX="$ac_cv_prog_TEXINDEX"
if test -n "$TEXINDEX"; then
  echo "$ac_t""$TEXINDEX" 1>&6
else
  echo "$ac_t""no" 1>&6
fi

  # Extract the first word of "texi2pdf", so it can be a program name with args.
set dummy texi2pdf; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
echo "configure:2763: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_TEXI2PDF'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  if test -n "$TEXI2PDF"; then
  ac_cv_prog_TEXI2PDF="$TEXI2PDF" # Let the user override the test.
else
  IFS="${IFS= 	}"; ac_save_ifs="$IFS"; IFS=":"
  ac_dummy="$PATH"
  for ac_dir in $ac_dummy; do
    test -z "$ac_dir" && ac_dir=.
    if test -f $ac_dir/$ac_word; then
      ac_cv_prog_TEXI2PDF="texi2pdf"
      break
    fi
  done
  IFS="$ac_save_ifs"
  test -z "$ac_cv_prog_TEXI2PDF" && ac_cv_prog_TEXI2PDF="${pwd}/warn_not_found.sh texi2pdf"
fi
fi
TEXI2PDF="$ac_cv_prog_TEXI2PDF"
if test -n "$TEXI2PDF"; then
  echo "$ac_t""$TEXI2PDF" 1>&6
else
  echo "$ac_t""no" 1>&6
fi

fi  

echo $ac_n "checking whether to configure and build Texi2html""... $ac_c" 1>&6
echo "configure:2793: checking whether to configure and build Texi2html" >&5
if test "$enable_Texi2html" != no && test -d Texi2html; then
 echo "$ac_t""yes" 1>&6
 CONFIG_SUBDIRS="$CONFIG_SUBDIRS Texi2html"
 BUILD_SUBDIRS="$BUILD_SUBDIRS Texi2html"
 if test "$enable_Texi2html" != yes; then
   ac_configure_args="$ac_configure_args --enable-Texi2html"
 fi
 TEXI2HTML=${bindir}/texi2html
 
else
 echo "$ac_t""no" 1>&6
 # Extract the first word of "texi2html", so it can be a program name with args.
set dummy texi2html; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
echo "configure:2808: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_TEXI2HTML'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  if test -n "$TEXI2HTML"; then
  ac_cv_prog_TEXI2HTML="$TEXI2HTML" # Let the user override the test.
else
  IFS="${IFS= 	}"; ac_save_ifs="$IFS"; IFS=":"
  ac_dummy="$PATH"
  for ac_dir in $ac_dummy; do
    test -z "$ac_dir" && ac_dir=.
    if test -f $ac_dir/$ac_word; then
      ac_cv_prog_TEXI2HTML="texi2html"
      break
    fi
  done
  IFS="$ac_save_ifs"
fi
fi
TEXI2HTML="$ac_cv_prog_TEXI2HTML"
if test -n "$TEXI2HTML"; then
  echo "$ac_t""$TEXI2HTML" 1>&6
else
  echo "$ac_t""no" 1>&6
fi

fi

if test "${UUDECODE+set}" != set; then
echo "configure: warning: uudecode not found. HTML doc generation will fail" 1>&2
fi
if test "${TEXI2HTML+set}" != set; then
echo "configure: warning: texi2html not found. HTML doc generation will fail" 1>&2
fi
if test "$ac_cv_prog_LATEX2HTML" = latex2html; then
  TEXI2HTML_OPTS="-l2h"
fi



echo $ac_n "checking whether to build doc""... $ac_c" 1>&6
echo "configure:2849: checking whether to build doc" >&5
if test "$enable_doc" != no && test -d doc; then
 echo "$ac_t""yes" 1>&6
 BUILD_SUBDIRS="$BUILD_SUBDIRS doc"
 if test "$enable_doc" != yes; then
   enable_doc=yes
   ac_configure_args="$ac_configure_args --enable-doc"
 fi
else
 enable_doc=no
 echo "$ac_t""no" 1>&6
fi

echo $ac_n "checking whether to build emacs""... $ac_c" 1>&6
echo "configure:2863: checking whether to build emacs" >&5
if test "$enable_doc" = yes && test "$enable_emacs" != no && test -d emacs; then
 echo "$ac_t""yes" 1>&6
 BUILD_SUBDIRS="$BUILD_SUBDIRS emacs"
 if test "$enable_emacs" != yes; then
   ac_configure_args="$ac_configure_args --enable-emacs"
 fi
else
 echo "$ac_t""no" 1>&6
fi

echo $ac_n "checking which apint package to use""... $ac_c" 1>&6
echo "configure:2875: checking which apint package to use" >&5
if test "$with_apint" = gmp; then
  if test "$ac_gmp_ok" = yes; then
    echo "$ac_t""gmp" 1>&6
  else
    echo "$ac_t""none" 1>&6
    { echo "configure: error: can not use with gmp without finding it" 1>&2; exit 1; }
  fi
elif test "$ac_gmp_ok" = yes; then
    echo "$ac_t""gmp" 1>&6
    ac_configure_args="$ac_configure_args --with-apint=gmp"
else
  { echo "configure: error: gmp required" 1>&2; exit 1; }
fi

echo $ac_n "checking whether to use with MP""... $ac_c" 1>&6
echo "configure:2891: checking whether to use with MP" >&5
if test "$with_MP" = yes; then
  if test "$ac_MP_ok" = yes || test "$enable_MP" = yes; then
    echo "$ac_t""yes" 1>&6
  else
    echo "$ac_t""none" 1>&6
    { echo "configure: error: can not use with MP without finding or building it" 1>&2; exit 1; }
  fi
elif test "$with_MP" = no; then
  echo "$ac_t""no" 1>&6
elif test "$ac_MP_ok" = yes || test "$enable_MP" = yes; then
  echo "$ac_t""yes" 1>&6
  ac_configure_args="$ac_configure_args --with-MP"
else
  echo "$ac_t""no" 1>&6
  ac_configure_args="$ac_configure_args --without-MP"
  DOC2TEX_EXAMPLE_EXCLUSIONS="$DOC2TEX_EXAMPLE_EXCLUSIONS -exclude MP"
fi

echo $ac_n "checking whether to use with factory""... $ac_c" 1>&6
echo "configure:2911: checking whether to use with factory" >&5
if test "$with_factory" = yes; then
  if test "$ac_factory_ok" = yes || test "$enable_factory" = yes; then
    echo "$ac_t""yes" 1>&6
  else
    echo "$ac_t""none" 1>&6
    { echo "configure: error: can not use with factory without finding or building it" 1>&2; exit 1; }
  fi
elif test "$with_factory" = no; then
  echo "$ac_t""no" 1>&6
elif test "$ac_factory_ok" = yes || test "$enable_factory" = yes; then
  echo "$ac_t""yes" 1>&6
  ac_configure_args="$ac_configure_args --with-factory"
else
  echo "$ac_t""no" 1>&6
  ac_configure_args="$ac_configure_args --without-factory"
fi
  
echo $ac_n "checking whether to use with libfac""... $ac_c" 1>&6
echo "configure:2930: checking whether to use with libfac" >&5
if test "$with_libfac" = yes; then
  if test "$ac_libfac_ok" = yes || test "$enable_libfac" = yes; then
    echo "$ac_t""yes" 1>&6
  else
    echo "$ac_t""none" 1>&6
    { echo "configure: error: can not use with libfac without finding or building it" 1>&2; exit 1; }
  fi
elif test "$with_libfac" = no; then
  echo "$ac_t""no" 1>&6
elif test "$ac_libfac_ok" = yes || test "$enable_libfac" = yes; then
  echo "$ac_t""yes" 1>&6
  ac_configure_args="$ac_configure_args --with-libfac"
else
  echo "$ac_t""no" 1>&6
  ac_configure_args="$ac_configure_args --without-libfac"
fi



echo $ac_n "checking whether to use with Singular""... $ac_c" 1>&6
echo "configure:2951: checking whether to use with Singular" >&5
if test "$with_Singular" != no && test "$with_Singular" != yes; then
  if test "$enable_Singular" = yes; then
    with_Singular=yes
  else
    with_Singular=no
  fi
  ac_configure_args="$ac_configure_args --with-Singular=$with_Singular"
fi

if test "$with_Singular" != no; then
  echo "$ac_t""yes" 1>&6
else
  echo "$ac_t""no" 1>&6
fi


SUBDIRS=""
if test -d omalloc; then
  SUBDIRS="$SUBDIRS omalloc"
fi
if test -d MP; then
  SUBDIRS="$SUBDIRS MP"
fi
if test -d ntl; then
  SUBDIRS="$SUBDIRS ntl"
fi
if test -d factory; then
  SUBDIRS="$SUBDIRS factory"
fi
if test -d libfac; then
  SUBDIRS="$SUBDIRS libfac"
fi
if test -d sgroup; then
  SUBDIRS="$SUBDIRS sgroup"
fi
if test -d kernel; then
  SUBDIRS="$SUBDIRS kernel"
fi
if test -d IntegerProgramming; then
  SUBDIRS="$SUBDIRS IntegerProgramming"
fi
if test -d Singular; then
  SUBDIRS="$SUBDIRS Singular"
fi
if test -d Texinfo; then
  SUBDIRS="$SUBDIRS Texinfo"
fi
if test -d Texi2html; then
  SUBDIRS="$SUBDIRS Texi2html"
fi
if test -d doc; then
  SUBDIRS="$SUBDIRS doc"
fi
if test -d emacs; then
  SUBDIRS="$SUBDIRS emacs"
fi
if test -d dyn_modules; then
  SUBDIRS="$SUBDIRS dyn_modules"
fi
if test -d "dyn_modules"; then
   CONFIG_SUBDIRS=$CONFIG_SUBDIRS" dyn_modules"
   BUILD_SUBDIRS=$BUILD_SUBDIRS" dyn_modules"
fi
  
echo $ac_n "checking whether to use libsvd""... $ac_c" 1>&6
echo "configure:3017: checking whether to use libsvd" >&5
if test "$with_svd" = yes; then
  echo "$ac_t""yes" 1>&6
   CONFIG_SUBDIRS=$CONFIG_SUBDIRS" svd"
   BUILD_SUBDIRS=$BUILD_SUBDIRS" svd"
else
  echo "$ac_t""no" 1>&6
fi

echo $ac_n "checking whether ${MAKE-make} sets \${MAKE}""... $ac_c" 1>&6
echo "configure:3027: checking whether ${MAKE-make} sets \${MAKE}" >&5
set dummy ${MAKE-make}; ac_make=`echo "$2" | sed 'y%./+-%__p_%'`
if eval "test \"`echo '$''{'ac_cv_prog_make_${ac_make}_set'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  cat > conftestmake <<\EOF
all:
	@echo 'ac_maketemp="${MAKE}"'
EOF
# GNU make sometimes prints "make[1]: Entering...", which would confuse us.
eval `${MAKE-make} -f conftestmake 2>/dev/null | grep temp=`
if test -n "$ac_maketemp"; then
  eval ac_cv_prog_make_${ac_make}_set=yes
else
  eval ac_cv_prog_make_${ac_make}_set=no
fi
rm -f conftestmake
fi
if eval "test \"`echo '$ac_cv_prog_make_'${ac_make}_set`\" = yes"; then
  echo "$ac_t""yes" 1>&6
  SET_MAKE=
else
  echo "$ac_t""no" 1>&6
  SET_MAKE="MAKE=${MAKE-make}"
fi





subdirs="$CONFIG_SUBDIRS"
 

trap '' 1 2 15
cat > confcache <<\EOF
# This file is a shell script that caches the results of configure
# tests run on this system so they can be shared between configure
# scripts and configure runs.  It is not useful on other systems.
# If it contains results you don't want to keep, you may remove or edit it.
#
# By default, configure uses ./config.cache as the cache file,
# creating it if it does not exist already.  You can give configure
# the --cache-file=FILE option to use a different cache file; that is
# what configure does when it calls configure scripts in
# subdirectories, so they share the cache.
# Giving --cache-file=/dev/null disables caching, for debugging configure.
# config.status only pays attention to the cache file if you give it the
# --recheck option to rerun configure.
#
EOF
# The following way of writing the cache mishandles newlines in values,
# but we know of no workaround that is simple, portable, and efficient.
# So, don't put newlines in cache variables' values.
# Ultrix sh set writes to stderr and can't be redirected directly,
# and sets the high bit in the cache file unless we assign to the vars.
(set) 2>&1 |
  case `(ac_space=' '; set | grep ac_space) 2>&1` in
  *ac_space=\ *)
    # `set' does not quote correctly, so add quotes (double-quote substitution
    # turns \\\\ into \\, and sed turns \\ into \).
    sed -n \
      -e "s/'/'\\\\''/g" \
      -e "s/^\\([a-zA-Z0-9_]*_cv_[a-zA-Z0-9_]*\\)=\\(.*\\)/\\1=\${\\1='\\2'}/p"
    ;;
  *)
    # `set' quotes correctly as required by POSIX, so do not add quotes.
    sed -n -e 's/^\([a-zA-Z0-9_]*_cv_[a-zA-Z0-9_]*\)=\(.*\)/\1=${\1=\2}/p'
    ;;
  esac >> confcache
if cmp -s $cache_file confcache; then
  :
else
  if test -w $cache_file; then
    echo "updating cache $cache_file"
    cat confcache > $cache_file
  else
    echo "not updating unwritable cache $cache_file"
  fi
fi
rm -f confcache

trap 'rm -fr conftest* confdefs* core core.* *.core $ac_clean_files; exit 1' 1 2 15

test "x$prefix" = xNONE && prefix=$ac_default_prefix
# Let make expand exec_prefix.
test "x$exec_prefix" = xNONE && exec_prefix='${prefix}'

# Any assignment to VPATH causes Sun make to only execute
# the first set of double-colon rules, so remove it if not needed.
# If there is a colon in the path, we need to keep it.
if test "x$srcdir" = x.; then
  ac_vpsub='/^[ 	]*VPATH[ 	]*=[^:]*$/d'
fi

trap 'rm -f $CONFIG_STATUS conftest*; exit 1' 1 2 15

# Transform confdefs.h into DEFS.
# Protect against shell expansion while executing Makefile rules.
# Protect against Makefile macro expansion.
cat > conftest.defs <<\EOF
s%#define \([A-Za-z_][A-Za-z0-9_]*\) *\(.*\)%-D\1=\2%g
s%[ 	`~#$^&*(){}\\|;'"<>?]%\\&%g
s%\[%\\&%g
s%\]%\\&%g
s%\$%$$%g
EOF
DEFS=`sed -f conftest.defs confdefs.h | tr '\012' ' '`
rm -f conftest.defs


# Without the "./", some shells look in PATH for config.status.
: ${CONFIG_STATUS=./config.status}

echo creating $CONFIG_STATUS
rm -f $CONFIG_STATUS
cat > $CONFIG_STATUS <<EOF
#! /bin/sh
# Generated automatically by configure.
# Run this file to recreate the current configuration.
# This directory was configured as follows,
# on host `(hostname || uname -n) 2>/dev/null | sed 1q`:
#
# $0 $ac_configure_args
#
# Compiler output produced by configure, useful for debugging
# configure, is in ./config.log if it exists.

ac_cs_usage="Usage: $CONFIG_STATUS [--recheck] [--version] [--help]"
for ac_option
do
  case "\$ac_option" in
  -recheck | --recheck | --rechec | --reche | --rech | --rec | --re | --r)
    echo "running \${CONFIG_SHELL-/bin/sh} $0 $ac_configure_args --no-create --no-recursion"
    exec \${CONFIG_SHELL-/bin/sh} $0 $ac_configure_args --no-create --no-recursion ;;
  -version | --version | --versio | --versi | --vers | --ver | --ve | --v)
    echo "$CONFIG_STATUS generated by autoconf version 2.13"
    exit 0 ;;
  -help | --help | --hel | --he | --h)
    echo "\$ac_cs_usage"; exit 0 ;;
  *) echo "\$ac_cs_usage"; exit 1 ;;
  esac
done

ac_given_srcdir=$srcdir
ac_given_INSTALL="$INSTALL"

trap 'rm -fr `echo "${OUTPUT_MAKEFILES}" | sed "s/:[^ ]*//g"` conftest*; exit 1' 1 2 15
EOF
cat >> $CONFIG_STATUS <<EOF

# Protect against being on the right side of a sed subst in config.status.
sed 's/%@/@@/; s/@%/@@/; s/%g\$/@g/; /@g\$/s/[\\\\&%]/\\\\&/g;
 s/@@/%@/; s/@@/@%/; s/@g\$/%g/' > conftest.subs <<\\CEOF
$ac_vpsub
$extrasub
s%@SHELL@%$SHELL%g
s%@CFLAGS@%$CFLAGS%g
s%@CPPFLAGS@%$CPPFLAGS%g
s%@CXXFLAGS@%$CXXFLAGS%g
s%@FFLAGS@%$FFLAGS%g
s%@DEFS@%$DEFS%g
s%@LDFLAGS@%$LDFLAGS%g
s%@LIBS@%$LIBS%g
s%@exec_prefix@%$exec_prefix%g
s%@prefix@%$prefix%g
s%@program_transform_name@%$program_transform_name%g
s%@bindir@%$bindir%g
s%@sbindir@%$sbindir%g
s%@libexecdir@%$libexecdir%g
s%@datadir@%$datadir%g
s%@sysconfdir@%$sysconfdir%g
s%@sharedstatedir@%$sharedstatedir%g
s%@localstatedir@%$localstatedir%g
s%@libdir@%$libdir%g
s%@includedir@%$includedir%g
s%@oldincludedir@%$oldincludedir%g
s%@infodir@%$infodir%g
s%@mandir@%$mandir%g
s%@SINGULAR_VERSION@%$SINGULAR_VERSION%g
s%@VERSION_DATE@%$VERSION_DATE%g
s%@SINGULAR_SHORT_VERSION@%$SINGULAR_SHORT_VERSION%g
s%@SINGULAR_RPM_VERSION@%$SINGULAR_RPM_VERSION%g
s%@SINGULAR_ROOT_DIR@%$SINGULAR_ROOT_DIR%g
s%@SINGUNAME@%$SINGUNAME%g
s%@SING_UNAME@%$SING_UNAME%g
s%@CC@%$CC%g
s%@CPP@%$CPP%g
s%@INSTALL_PROGRAM@%$INSTALL_PROGRAM%g
s%@INSTALL_SCRIPT@%$INSTALL_SCRIPT%g
s%@INSTALL_DATA@%$INSTALL_DATA%g
s%@CXX@%$CXX%g
s%@PIPE@%$PIPE%g
s%@PERL@%$PERL%g
s%@UUDECODE@%$UUDECODE%g
s%@GUNZIP@%$GUNZIP%g
s%@MYGZIP@%$MYGZIP%g
s%@LATEX2HTML@%$LATEX2HTML%g
s%@LN_S@%$LN_S%g
s%@MKINSTALLDIRS@%$MKINSTALLDIRS%g
s%@SINGULAR@%$SINGULAR%g
s%@DOC2TEX_EXAMPLE_EXCLUSIONS@%$DOC2TEX_EXAMPLE_EXCLUSIONS%g
s%@TMP_DIR@%$TMP_DIR%g
s%@CXXCPP@%$CXXCPP%g
s%@TEXI2PDF@%$TEXI2PDF%g
s%@MAKEINFO@%$MAKEINFO%g
s%@TEXINDEX@%$TEXINDEX%g
s%@TEXI2HTML@%$TEXI2HTML%g
s%@TEXI2HTML_OPTS@%$TEXI2HTML_OPTS%g
s%@SET_MAKE@%$SET_MAKE%g
s%@SUBDIRS@%$SUBDIRS%g
s%@BUILD_SUBDIRS@%$BUILD_SUBDIRS%g
s%@BUILD1_SUBDIRS@%$BUILD1_SUBDIRS%g
s%@CONFIG_SUBDIRS@%$CONFIG_SUBDIRS%g
s%@subdirs@%$subdirs%g

CEOF
EOF

cat >> $CONFIG_STATUS <<\EOF

# Split the substitutions into bite-sized pieces for seds with
# small command number limits, like on Digital OSF/1 and HP-UX.
ac_max_sed_cmds=90 # Maximum number of lines to put in a sed script.
ac_file=1 # Number of current file.
ac_beg=1 # First line for current file.
ac_end=$ac_max_sed_cmds # Line after last line for current file.
ac_more_lines=:
ac_sed_cmds=""
while $ac_more_lines; do
  if test $ac_beg -gt 1; then
    sed "1,${ac_beg}d; ${ac_end}q" conftest.subs > conftest.s$ac_file
  else
    sed "${ac_end}q" conftest.subs > conftest.s$ac_file
  fi
  if test ! -s conftest.s$ac_file; then
    ac_more_lines=false
    rm -f conftest.s$ac_file
  else
    if test -z "$ac_sed_cmds"; then
      ac_sed_cmds="sed -f conftest.s$ac_file"
    else
      ac_sed_cmds="$ac_sed_cmds | sed -f conftest.s$ac_file"
    fi
    ac_file=`expr $ac_file + 1`
    ac_beg=$ac_end
    ac_end=`expr $ac_end + $ac_max_sed_cmds`
  fi
done
if test -z "$ac_sed_cmds"; then
  ac_sed_cmds=cat
fi
EOF

cat >> $CONFIG_STATUS <<EOF

CONFIG_FILES=\${CONFIG_FILES-"${OUTPUT_MAKEFILES}"}
EOF
cat >> $CONFIG_STATUS <<\EOF
for ac_file in .. $CONFIG_FILES; do if test "x$ac_file" != x..; then
  # Support "outfile[:infile[:infile...]]", defaulting infile="outfile.in".
  case "$ac_file" in
  *:*) ac_file_in=`echo "$ac_file"|sed 's%[^:]*:%%'`
       ac_file=`echo "$ac_file"|sed 's%:.*%%'` ;;
  *) ac_file_in="${ac_file}.in" ;;
  esac

  # Adjust a relative srcdir, top_srcdir, and INSTALL for subdirectories.

  # Remove last slash and all that follows it.  Not all systems have dirname.
  ac_dir=`echo $ac_file|sed 's%/[^/][^/]*$%%'`
  if test "$ac_dir" != "$ac_file" && test "$ac_dir" != .; then
    # The file is in a subdirectory.
    test ! -d "$ac_dir" && mkdir "$ac_dir"
    ac_dir_suffix="/`echo $ac_dir|sed 's%^\./%%'`"
    # A "../" for each directory in $ac_dir_suffix.
    ac_dots=`echo $ac_dir_suffix|sed 's%/[^/]*%../%g'`
  else
    ac_dir_suffix= ac_dots=
  fi

  case "$ac_given_srcdir" in
  .)  srcdir=.
      if test -z "$ac_dots"; then top_srcdir=.
      else top_srcdir=`echo $ac_dots|sed 's%/$%%'`; fi ;;
  /*) srcdir="$ac_given_srcdir$ac_dir_suffix"; top_srcdir="$ac_given_srcdir" ;;
  *) # Relative path.
    srcdir="$ac_dots$ac_given_srcdir$ac_dir_suffix"
    top_srcdir="$ac_dots$ac_given_srcdir" ;;
  esac

  case "$ac_given_INSTALL" in
  [/$]*) INSTALL="$ac_given_INSTALL" ;;
  *) INSTALL="$ac_dots$ac_given_INSTALL" ;;
  esac

  echo creating "$ac_file"
  rm -f "$ac_file"
  configure_input="Generated automatically from `echo $ac_file_in|sed 's%.*/%%'` by configure."
  case "$ac_file" in
  *Makefile*) ac_comsub="1i\\
# $configure_input" ;;
  *) ac_comsub= ;;
  esac

  ac_file_inputs=`echo $ac_file_in|sed -e "s%^%$ac_given_srcdir/%" -e "s%:% $ac_given_srcdir/%g"`
  sed -e "$ac_comsub
s%@configure_input@%$configure_input%g
s%@srcdir@%$srcdir%g
s%@top_srcdir@%$top_srcdir%g
s%@INSTALL@%$INSTALL%g
" $ac_file_inputs | (eval "$ac_sed_cmds") > $ac_file
fi; done
rm -f conftest.s*

EOF
cat >> $CONFIG_STATUS <<EOF

EOF
cat >> $CONFIG_STATUS <<\EOF

exit 0
EOF
chmod +x $CONFIG_STATUS
rm -fr confdefs* $ac_clean_files
test "$no_create" = yes || ${CONFIG_SHELL-/bin/sh} $CONFIG_STATUS || exit 1

if test "$no_recursion" != yes; then

  # Remove --cache-file and --srcdir arguments so they do not pile up.
  ac_sub_configure_args=
  ac_prev=
  for ac_arg in $ac_configure_args; do
    if test -n "$ac_prev"; then
      ac_prev=
      continue
    fi
    case "$ac_arg" in
    -cache-file | --cache-file | --cache-fil | --cache-fi \
    | --cache-f | --cache- | --cache | --cach | --cac | --ca | --c)
      ac_prev=cache_file ;;
    -cache-file=* | --cache-file=* | --cache-fil=* | --cache-fi=* \
    | --cache-f=* | --cache-=* | --cache=* | --cach=* | --cac=* | --ca=* | --c=*)
      ;;
    -srcdir | --srcdir | --srcdi | --srcd | --src | --sr)
      ac_prev=srcdir ;;
    -srcdir=* | --srcdir=* | --srcdi=* | --srcd=* | --src=* | --sr=*)
      ;;
    *) ac_sub_configure_args="$ac_sub_configure_args $ac_arg" ;;
    esac
  done

  for ac_config_dir in $CONFIG_SUBDIRS; do

    # Do not complain, so a configure script can configure whichever
    # parts of a large source tree are present.
    if test ! -d $srcdir/$ac_config_dir; then
      continue
    fi

    echo configuring in $ac_config_dir

    case "$srcdir" in
    .) ;;
    *)
      if test -d ./$ac_config_dir || mkdir ./$ac_config_dir; then :;
      else
        { echo "configure: error: can not create `pwd`/$ac_config_dir" 1>&2; exit 1; }
      fi
      ;;
    esac

    ac_popdir=`pwd`
    cd $ac_config_dir

      # A "../" for each directory in /$ac_config_dir.
      ac_dots=`echo $ac_config_dir|sed -e 's%^\./%%' -e 's%[^/]$%&/%' -e 's%[^/]*/%../%g'`

    case "$srcdir" in
    .) # No --srcdir option.  We are building in place.
      ac_sub_srcdir=$srcdir ;;
    /*) # Absolute path.
      ac_sub_srcdir=$srcdir/$ac_config_dir ;;
    *) # Relative path.
      ac_sub_srcdir=$ac_dots$srcdir/$ac_config_dir ;;
    esac

    # Check for guested configure; otherwise get Cygnus style configure.
    if test -f $ac_sub_srcdir/configure; then
      ac_sub_configure=$ac_sub_srcdir/configure
    elif test -f $ac_sub_srcdir/configure.in; then
      ac_sub_configure=$ac_configure
    else
      echo "configure: warning: no configuration information is in $ac_config_dir" 1>&2
      ac_sub_configure=
    fi

    # The recursion is here.
    if test -n "$ac_sub_configure"; then

      # Make the cache file name correct relative to the subdirectory.
      case "$cache_file" in
      /*) ac_sub_cache_file=$cache_file ;;
      *) # Relative path.
        ac_sub_cache_file="$ac_dots$cache_file" ;;
      esac
  case "$ac_given_INSTALL" in
        [/$]*) INSTALL="$ac_given_INSTALL" ;;
        *) INSTALL="$ac_dots$ac_given_INSTALL" ;;
        esac

      echo "running ${CONFIG_SHELL-/bin/sh} $ac_sub_configure $ac_sub_configure_args --cache-file=$ac_sub_cache_file --srcdir=$ac_sub_srcdir"
      # The eval makes quoting arguments work.
      if eval ${CONFIG_SHELL-/bin/sh} $ac_sub_configure $ac_sub_configure_args --cache-file=$ac_sub_cache_file --srcdir=$ac_sub_srcdir
      then :
      else
        { echo "configure: error: $ac_sub_configure failed for $ac_config_dir" 1>&2; exit 1; }
      fi
    fi

    cd $ac_popdir
  done
fi