#! /bin/sh
# This script is a hand-made configure script. It contains a lot of
# code stolen from GNU autoconf. I removed all the code that was not
# useful for configuring a LyX installation.







# Be Bourne compatible (taken from autoconf 2.53)
if test -n "${ZSH_VERSION+set}" && (emulate sh) >/dev/null 2>&1; then
  emulate sh
  NULLCMD=:
elif test -n "${BASH_VERSION+set}" && (set -o posix) >/dev/null 2>&1; then
  set -o posix
fi

####some configuration variables
outfile=lyxrc.defaults
rc_entries=
lyx_check_config=yes
lyx_keep_temps=no
srcdir=
version_suffix=

#### Parse the command line
for ac_option do
  case "$ac_option" in
    -help | --help | -h)
      cat << EOF
Usage: configure [options]
Options:
  --help                   show this help lines
  --keep-temps             keep temporary files (for debug. purposes)
  --without-latex-config   do not run LaTeX to determine configuration
  --with-version-suffix=suffix suffix of binary installed files
EOF
      exit 0;;
    --without-latex-config)
      lyx_check_config=no ;;
    --keep-temps)
      lyx_keep_temps=yes ;;
    --with-version-suffix*)
      version_suffix=`echo "$ac_option" | sed 's,--with-version-suffix=,,'`
  esac
done


#### Checking for some echo oddities
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


#### I do not really know why this is useful, but we might as well keep it.
# 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


#### Guess the directory in which configure is located.
ac_prog=$0
srcdir=`echo $ac_prog|sed 's%/[^/][^/]*$%%'`
srcdir=`echo "${srcdir}" | sed 's%\([^/]\)/*$%\1%'`
test "x${srcdir}" = "x$ac_prog" && srcdir=.
if test ! -r "${srcdir}"/chkconfig.ltx ; then
  echo "configure: error: cannot find chkconfig.ltx script"
  exit 1
fi

#### Adjust PATH for Win32 (Cygwin)
use_cygwin_path_fix=''
case `uname -s` in
   CYGWIN*)
     tmpfname="/tmp/x$$.ltx";
     echo "\\documentstyle{article}" > $tmpfname
     echo "\\begin{document}\\end{document}" >> $tmpfname
     inpname=`cygpath -w $tmpfname | tr '\\\\' /`
     echo "\\input{$inpname}" > wrap_temp$$.ltx
     check_err=`latex wrap_temp$$.ltx 2>&1 < /dev/null | grep Error`
     rm -f wrap_temp$$.* /tmp/x$$.*
     if [ x"$check_err" = "x" ]
     then
       echo "configure: cygwin detected; path correction"
       srcdir=`cygpath -w "${srcdir}" | tr '\\\\' /`
       echo "srcdir=${srcdir}"
       use_cygwin_path_fix='true'
     else
       echo "configure: cygwin detected; path correction is not needed"
       use_cygwin_path_fix='false'
     fi
     ;;
esac

#### Create the build directories if necessary
for dir in bind clipart doc examples help images kbd layouts reLyX \
    scripts templates ui xfonts; do
  test ! -d $dir && mkdir $dir
done


#### Searching some useful programs
# Search LaTeX2e
echo $ac_n "checking for a LaTeX2e program""... $ac_c"
echo "$ac_t""(latex latex2e)"
LATEX=
for ac_prog in latex latex2e
do
# Extract the first word of "$ac_prog", so it can be a program name with args.
set dummy $ac_prog ; ac_word=$2
if test -n "$ac_word"; then
  echo $ac_n "+checking for \"$ac_word\"""... $ac_c"
  IFS="${IFS=	}"; ac_save_ifs="$IFS"; IFS=":"
  for ac_dir in $PATH; do
    test -z "$ac_dir" && ac_dir=.
    if test -x $ac_dir/$ac_word; then
      LATEX="$ac_prog"
      break
    fi
  done
  IFS="$ac_save_ifs"

  if test -n "$LATEX"; then
    ac_result=yes
    
## Check whether this is really LaTeX2e
rm -f chklatex.ltx
cat >chklatex.ltx <<EOF
\\nonstopmode\\makeatletter
\\ifx\\undefined\\documentclass\\else
  \\message{ThisIsLaTeX2e}
\\fi
\\@@end
EOF
if eval ${LATEX} chklatex.ltx </dev/null 2>/dev/null \
		       | grep 'ThisIsLaTeX2e' >/dev/null; then
  :
else
  LATEX=
  ac_result="not useable"
fi
rm -f chklatex.ltx chklatex.log
  else
    ac_result=no
  fi
  echo "$ac_t""$ac_result"
  test -n "$LATEX" && break
fi
done

if test -z "$LATEX" ; then
  LATEX=none
    lyx_check_config=no
fi

latex_to_dvi=$LATEX
test -z "$latex_to_dvi" && latex_to_dvi="none"

# Search for pdflatex
if test ${lyx_check_config} = no ; then
  latex_to_pdf=none
else
  echo $ac_n "checking for the pdflatex program""... $ac_c"
echo "$ac_t""(pdflatex)"
latex_to_pdf=
for ac_prog in pdflatex
do
# Extract the first word of "$ac_prog", so it can be a program name with args.
set dummy $ac_prog ; ac_word=$2
if test -n "$ac_word"; then
  echo $ac_n "+checking for \"$ac_word\"""... $ac_c"
  IFS="${IFS=	}"; ac_save_ifs="$IFS"; IFS=":"
  for ac_dir in $PATH; do
    test -z "$ac_dir" && ac_dir=.
    if test -x $ac_dir/$ac_word; then
      latex_to_pdf="$ac_prog"
      break
    fi
  done
  IFS="$ac_save_ifs"

  if test -n "$latex_to_pdf"; then
    ac_result=yes
    
  else
    ac_result=no
  fi
  echo "$ac_t""$ac_result"
  test -n "$latex_to_pdf" && break
fi
done

if test -z "$latex_to_pdf" ; then
  latex_to_pdf=none
fi

fi

test $latex_to_dvi != "none" && latex_to_dvi="$latex_to_dvi \$\$i"
test $latex_to_pdf != "none" && latex_to_pdf="$latex_to_pdf \$\$i"

# Search for an installed reLyX or a ready-to-install one
save_PATH=${PATH}
PATH=${PATH}:./reLyX/
echo $ac_n "checking for a LaTeX -> LyX converter""... $ac_c"
echo "$ac_t""(reLyX)"
tex_to_lyx_command=
for ac_prog in reLyX
do
# Extract the first word of "$ac_prog", so it can be a program name with args.
set dummy $ac_prog ; ac_word=$2
if test -n "$ac_word"; then
  echo $ac_n "+checking for \"$ac_word\"""... $ac_c"
  IFS="${IFS=	}"; ac_save_ifs="$IFS"; IFS=":"
  for ac_dir in $PATH; do
    test -z "$ac_dir" && ac_dir=.
    if test -x $ac_dir/$ac_word; then
      tex_to_lyx_command="$ac_prog"
      break
    fi
  done
  IFS="$ac_save_ifs"

  if test -n "$tex_to_lyx_command"; then
    ac_result=yes
    
  else
    ac_result=no
  fi
  echo "$ac_t""$ac_result"
  test -n "$tex_to_lyx_command" && break
fi
done

if test -z "$tex_to_lyx_command" ; then
  tex_to_lyx_command=none
fi

PATH=${save_PATH}
test $tex_to_lyx_command = "reLyX" && tex_to_lyx_command="reLyX -f \$\$i"
tex_to_lyx_command=`echo $tex_to_lyx_command | sed "s,reLyX,reLyX$version_suffix,"`

echo $ac_n "checking for a Noweb -> LyX converter""... $ac_c"
echo "$ac_t""(noweb2lyx)"
literate_to_lyx_command=
for ac_prog in noweb2lyx
do
# Extract the first word of "$ac_prog", so it can be a program name with args.
set dummy $ac_prog ; ac_word=$2
if test -n "$ac_word"; then
  echo $ac_n "+checking for \"$ac_word\"""... $ac_c"
  IFS="${IFS=	}"; ac_save_ifs="$IFS"; IFS=":"
  for ac_dir in $PATH; do
    test -z "$ac_dir" && ac_dir=.
    if test -x $ac_dir/$ac_word; then
      literate_to_lyx_command="$ac_prog"
      break
    fi
  done
  IFS="$ac_save_ifs"

  if test -n "$literate_to_lyx_command"; then
    ac_result=yes
    
  else
    ac_result=no
  fi
  echo "$ac_t""$ac_result"
  test -n "$literate_to_lyx_command" && break
fi
done

if test -z "$literate_to_lyx_command" ; then
  literate_to_lyx_command=none
fi

test $literate_to_lyx_command = "noweb2lyx" && literate_to_lyx_command="noweb2lyx \$\$i \$\$o"
literate_to_lyx_command=`echo $literate_to_lyx_command | sed "s,noweb2lyx,noweb2lyx$version_suffix,"`

# Search something to process a literate document
echo $ac_n "checking for a Noweb -> LaTeX converter""... $ac_c"
echo "$ac_t""(noweave)"
literate_to_tex_command=
for ac_prog in noweave
do
# Extract the first word of "$ac_prog", so it can be a program name with args.
set dummy $ac_prog ; ac_word=$2
if test -n "$ac_word"; then
  echo $ac_n "+checking for \"$ac_word\"""... $ac_c"
  IFS="${IFS=	}"; ac_save_ifs="$IFS"; IFS=":"
  for ac_dir in $PATH; do
    test -z "$ac_dir" && ac_dir=.
    if test -x $ac_dir/$ac_word; then
      literate_to_tex_command="$ac_prog"
      break
    fi
  done
  IFS="$ac_save_ifs"

  if test -n "$literate_to_tex_command"; then
    ac_result=yes
    
  else
    ac_result=no
  fi
  echo "$ac_t""$ac_result"
  test -n "$literate_to_tex_command" && break
fi
done

if test -z "$literate_to_tex_command" ; then
  literate_to_tex_command=none
fi

test $literate_to_tex_command = "noweave" && literate_to_tex_command="noweave -delay -index \$\$i > \$\$o"

echo $ac_n "checking for an HTML -> LaTeX converter""... $ac_c"
echo "$ac_t""(html2latex)"
html_to_latex_command=
for ac_prog in html2latex
do
# Extract the first word of "$ac_prog", so it can be a program name with args.
set dummy $ac_prog ; ac_word=$2
if test -n "$ac_word"; then
  echo $ac_n "+checking for \"$ac_word\"""... $ac_c"
  IFS="${IFS=	}"; ac_save_ifs="$IFS"; IFS=":"
  for ac_dir in $PATH; do
    test -z "$ac_dir" && ac_dir=.
    if test -x $ac_dir/$ac_word; then
      html_to_latex_command="$ac_prog"
      break
    fi
  done
  IFS="$ac_save_ifs"

  if test -n "$html_to_latex_command"; then
    ac_result=yes
    
  else
    ac_result=no
  fi
  echo "$ac_t""$ac_result"
  test -n "$html_to_latex_command" && break
fi
done

if test -z "$html_to_latex_command" ; then
  html_to_latex_command=none
fi

test $html_to_latex_command = "html2latex" && html_to_latex_command="html2latex \$\$i"

echo $ac_n "checking for an MS Word -> LaTeX converter""... $ac_c"
echo "$ac_t""(wvCleanLatex word2x)"
word_to_latex_command=
for ac_prog in wvCleanLatex word2x
do
# Extract the first word of "$ac_prog", so it can be a program name with args.
set dummy $ac_prog ; ac_word=$2
if test -n "$ac_word"; then
  echo $ac_n "+checking for \"$ac_word\"""... $ac_c"
  IFS="${IFS=	}"; ac_save_ifs="$IFS"; IFS=":"
  for ac_dir in $PATH; do
    test -z "$ac_dir" && ac_dir=.
    if test -x $ac_dir/$ac_word; then
      word_to_latex_command="$ac_prog"
      break
    fi
  done
  IFS="$ac_save_ifs"

  if test -n "$word_to_latex_command"; then
    ac_result=yes
    
  else
    ac_result=no
  fi
  echo "$ac_t""$ac_result"
  test -n "$word_to_latex_command" && break
fi
done

if test -z "$word_to_latex_command" ; then
  word_to_latex_command=none
fi

test "$word_to_latex_command" = "wvCleanLatex" && word_to_latex_command="wvCleanLatex \$\$i \$\$o"
test "$word_to_latex_command" = "word2x" && word_to_latex_command="word2x -f latex \$\$i"

# tex4ht generates HTML output that is well-suited for MS Word
echo $ac_n "checking for a LaTeX -> MS Word converter""... $ac_c"
echo "$ac_t""(htlatex)"
latex_to_word_command=
for ac_prog in htlatex
do
# Extract the first word of "$ac_prog", so it can be a program name with args.
set dummy $ac_prog ; ac_word=$2
if test -n "$ac_word"; then
  echo $ac_n "+checking for \"$ac_word\"""... $ac_c"
  IFS="${IFS=	}"; ac_save_ifs="$IFS"; IFS=":"
  for ac_dir in $PATH; do
    test -z "$ac_dir" && ac_dir=.
    if test -x $ac_dir/$ac_word; then
      latex_to_word_command="$ac_prog"
      break
    fi
  done
  IFS="$ac_save_ifs"

  if test -n "$latex_to_word_command"; then
    ac_result=yes
    
  else
    ac_result=no
  fi
  echo "$ac_t""$ac_result"
  test -n "$latex_to_word_command" && break
fi
done

if test -z "$latex_to_word_command" ; then
  latex_to_word_command=none
fi

test "$latex_to_word_command" = "htlatex" && latex_to_word_command="htlatex \$\$i 'html,word' 'symbol/!' '-cvalidate'"

echo $ac_n "checking for Image converter""... $ac_c"
echo "$ac_t""(convert)"
image_command=
for ac_prog in convert
do
# Extract the first word of "$ac_prog", so it can be a program name with args.
set dummy $ac_prog ; ac_word=$2
if test -n "$ac_word"; then
  echo $ac_n "+checking for \"$ac_word\"""... $ac_c"
  IFS="${IFS=	}"; ac_save_ifs="$IFS"; IFS=":"
  for ac_dir in $PATH; do
    test -z "$ac_dir" && ac_dir=.
    if test -x $ac_dir/$ac_word; then
      image_command="$ac_prog"
      break
    fi
  done
  IFS="$ac_save_ifs"

  if test -n "$image_command"; then
    ac_result=yes
    
  else
    ac_result=no
  fi
  echo "$ac_t""$ac_result"
  test -n "$image_command" && break
fi
done

if test -z "$image_command" ; then
  image_command=none
fi

test $image_command = "convert" && image_command="convert \$\$i \$\$o"

# Search something to preview postscript
echo $ac_n "checking for a Postscript previewer""... $ac_c"
echo "$ac_t""(gsview32 gv ghostview kghostview)"
GHOSTVIEW=
for ac_prog in gsview32 gv ghostview kghostview
do
# Extract the first word of "$ac_prog", so it can be a program name with args.
set dummy $ac_prog ; ac_word=$2
if test -n "$ac_word"; then
  echo $ac_n "+checking for \"$ac_word\"""... $ac_c"
  IFS="${IFS=	}"; ac_save_ifs="$IFS"; IFS=":"
  for ac_dir in $PATH; do
    test -z "$ac_dir" && ac_dir=.
    if test -x $ac_dir/$ac_word; then
      GHOSTVIEW="$ac_prog"
      break
    fi
  done
  IFS="$ac_save_ifs"

  if test -n "$GHOSTVIEW"; then
    ac_result=yes
    
  else
    ac_result=no
  fi
  echo "$ac_t""$ac_result"
  test -n "$GHOSTVIEW" && break
fi
done

if test -z "$GHOSTVIEW" ; then
  GHOSTVIEW=none
fi

case $GHOSTVIEW in
  ghostview) PS_VIEWER="$GHOSTVIEW -swap" ;;
  *) PS_VIEWER="$GHOSTVIEW";;
esac
EPS_VIEWER=$GHOSTVIEW

# Search for a program to preview pdf
echo $ac_n "checking for a PDF previewer""... $ac_c"
echo "$ac_t""(acrobat acrord32 gsview32 acroread gv ghostview xpdf kpdf kghostview)"
PDF_VIEWER=
for ac_prog in acrobat acrord32 gsview32 acroread gv ghostview xpdf kpdf kghostview
do
# Extract the first word of "$ac_prog", so it can be a program name with args.
set dummy $ac_prog ; ac_word=$2
if test -n "$ac_word"; then
  echo $ac_n "+checking for \"$ac_word\"""... $ac_c"
  IFS="${IFS=	}"; ac_save_ifs="$IFS"; IFS=":"
  for ac_dir in $PATH; do
    test -z "$ac_dir" && ac_dir=.
    if test -x $ac_dir/$ac_word; then
      PDF_VIEWER="$ac_prog"
      break
    fi
  done
  IFS="$ac_save_ifs"

  if test -n "$PDF_VIEWER"; then
    ac_result=yes
    
  else
    ac_result=no
  fi
  echo "$ac_t""$ac_result"
  test -n "$PDF_VIEWER" && break
fi
done

if test -z "$PDF_VIEWER" ; then
  PDF_VIEWER=none
fi


# Search something to preview dvi
echo $ac_n "checking for a DVI previewer""... $ac_c"
echo "$ac_t""(xdvi windvi yap kdvi)"
DVI_VIEWER=
for ac_prog in xdvi windvi yap kdvi
do
# Extract the first word of "$ac_prog", so it can be a program name with args.
set dummy $ac_prog ; ac_word=$2
if test -n "$ac_word"; then
  echo $ac_n "+checking for \"$ac_word\"""... $ac_c"
  IFS="${IFS=	}"; ac_save_ifs="$IFS"; IFS=":"
  for ac_dir in $PATH; do
    test -z "$ac_dir" && ac_dir=.
    if test -x $ac_dir/$ac_word; then
      DVI_VIEWER="$ac_prog"
      break
    fi
  done
  IFS="$ac_save_ifs"

  if test -n "$DVI_VIEWER"; then
    ac_result=yes
    
  else
    ac_result=no
  fi
  echo "$ac_t""$ac_result"
  test -n "$DVI_VIEWER" && break
fi
done

if test -z "$DVI_VIEWER" ; then
  DVI_VIEWER=none
fi


# Search something to preview html
echo $ac_n "checking for an HTML previewer""... $ac_c"
echo "$ac_t""("mozilla file://\$\$p\$\$i" netscape)"
HTML_VIEWER=
for ac_prog in "mozilla file://\$\$p\$\$i" netscape
do
# Extract the first word of "$ac_prog", so it can be a program name with args.
set dummy $ac_prog ; ac_word=$2
if test -n "$ac_word"; then
  echo $ac_n "+checking for \"$ac_word\"""... $ac_c"
  IFS="${IFS=	}"; ac_save_ifs="$IFS"; IFS=":"
  for ac_dir in $PATH; do
    test -z "$ac_dir" && ac_dir=.
    if test -x $ac_dir/$ac_word; then
      HTML_VIEWER="$ac_prog"
      break
    fi
  done
  IFS="$ac_save_ifs"

  if test -n "$HTML_VIEWER"; then
    ac_result=yes
    
  else
    ac_result=no
  fi
  echo "$ac_t""$ac_result"
  test -n "$HTML_VIEWER" && break
fi
done

if test -z "$HTML_VIEWER" ; then
  HTML_VIEWER=none
fi


# Search for a program to convert ps to pdf
echo $ac_n "checking for a PS to PDF converter""... $ac_c"
echo "$ac_t""("ps2pdf13 \$\$i")"
ps_to_pdf_command=
for ac_prog in "ps2pdf13 \$\$i"
do
# Extract the first word of "$ac_prog", so it can be a program name with args.
set dummy $ac_prog ; ac_word=$2
if test -n "$ac_word"; then
  echo $ac_n "+checking for \"$ac_word\"""... $ac_c"
  IFS="${IFS=	}"; ac_save_ifs="$IFS"; IFS=":"
  for ac_dir in $PATH; do
    test -z "$ac_dir" && ac_dir=.
    if test -x $ac_dir/$ac_word; then
      ps_to_pdf_command="$ac_prog"
      break
    fi
  done
  IFS="$ac_save_ifs"

  if test -n "$ps_to_pdf_command"; then
    ac_result=yes
    
  else
    ac_result=no
  fi
  echo "$ac_t""$ac_result"
  test -n "$ps_to_pdf_command" && break
fi
done

if test -z "$ps_to_pdf_command" ; then
  ps_to_pdf_command=none
fi


# Search for a program to convert dvi to ps
echo $ac_n "checking for a DVI to PS converter""... $ac_c"
echo "$ac_t""(dvips)"
dvi_to_ps_command=
for ac_prog in dvips
do
# Extract the first word of "$ac_prog", so it can be a program name with args.
set dummy $ac_prog ; ac_word=$2
if test -n "$ac_word"; then
  echo $ac_n "+checking for \"$ac_word\"""... $ac_c"
  IFS="${IFS=	}"; ac_save_ifs="$IFS"; IFS=":"
  for ac_dir in $PATH; do
    test -z "$ac_dir" && ac_dir=.
    if test -x $ac_dir/$ac_word; then
      dvi_to_ps_command="$ac_prog"
      break
    fi
  done
  IFS="$ac_save_ifs"

  if test -n "$dvi_to_ps_command"; then
    ac_result=yes
    
  else
    ac_result=no
  fi
  echo "$ac_t""$ac_result"
  test -n "$dvi_to_ps_command" && break
fi
done

if test -z "$dvi_to_ps_command" ; then
  dvi_to_ps_command=none
fi

test $dvi_to_ps_command = "dvips" && dvi_to_ps_command="dvips -o \$\$o \$\$i"

# Search for a program to convert dvi to pdf
echo $ac_n "checking for a DVI to PDF converter""... $ac_c"
echo "$ac_t""(dvipdfm)"
dvi_to_pdf_command=
for ac_prog in dvipdfm
do
# Extract the first word of "$ac_prog", so it can be a program name with args.
set dummy $ac_prog ; ac_word=$2
if test -n "$ac_word"; then
  echo $ac_n "+checking for \"$ac_word\"""... $ac_c"
  IFS="${IFS=	}"; ac_save_ifs="$IFS"; IFS=":"
  for ac_dir in $PATH; do
    test -z "$ac_dir" && ac_dir=.
    if test -x $ac_dir/$ac_word; then
      dvi_to_pdf_command="$ac_prog"
      break
    fi
  done
  IFS="$ac_save_ifs"

  if test -n "$dvi_to_pdf_command"; then
    ac_result=yes
    
  else
    ac_result=no
  fi
  echo "$ac_t""$ac_result"
  test -n "$dvi_to_pdf_command" && break
fi
done

if test -z "$dvi_to_pdf_command" ; then
  dvi_to_pdf_command=none
fi

test $dvi_to_pdf_command = "dvipdfm" && dvi_to_pdf_command="dvipdfm \$\$i"

# We have a script to convert previewlyx to ppm
lyxpreview_to_bitmap_command="python \$\$s/scripts/lyxpreview2ppm.py"

# Search a *roff program (used to translate tables in ASCII export)
echo $ac_n "checking for a *roff formatter""... $ac_c"
echo "$ac_t""("groff -t -Tlatin1 \$\$FName" nroff)"
prog=
for ac_prog in "groff -t -Tlatin1 \$\$FName" nroff
do
# Extract the first word of "$ac_prog", so it can be a program name with args.
set dummy $ac_prog ; ac_word=$2
if test -n "$ac_word"; then
  echo $ac_n "+checking for \"$ac_word\"""... $ac_c"
  IFS="${IFS=	}"; ac_save_ifs="$IFS"; IFS=":"
  for ac_dir in $PATH; do
    test -z "$ac_dir" && ac_dir=.
    if test -x $ac_dir/$ac_word; then
      prog="$ac_prog"
      break
    fi
  done
  IFS="$ac_save_ifs"

  if test -n "$prog"; then
    ac_result=yes
    test "$prog" = "nroff" && prog='tbl $$FName | nroff'
  else
    ac_result=no
  fi
  echo "$ac_t""$ac_result"
  test -n "$prog" && break
fi
done

if test -z "$prog" ; then
  prog=none
fi

rc_entries="$rc_entries
\ascii_roff_command \"$prog\""

# Search the ChkTeX program
echo $ac_n "checking for ChkTeX""... $ac_c"
echo "$ac_t""("chktex -n1 -n3 -n6 -n9 -n22 -n25 -n30 -n38")"
prog=
for ac_prog in "chktex -n1 -n3 -n6 -n9 -n22 -n25 -n30 -n38"
do
# Extract the first word of "$ac_prog", so it can be a program name with args.
set dummy $ac_prog ; ac_word=$2
if test -n "$ac_word"; then
  echo $ac_n "+checking for \"$ac_word\"""... $ac_c"
  IFS="${IFS=	}"; ac_save_ifs="$IFS"; IFS=":"
  for ac_dir in $PATH; do
    test -z "$ac_dir" && ac_dir=.
    if test -x $ac_dir/$ac_word; then
      prog="$ac_prog"
      break
    fi
  done
  IFS="$ac_save_ifs"

  if test -n "$prog"; then
    ac_result=yes
    
  else
    ac_result=no
  fi
  echo "$ac_t""$ac_result"
  test -n "$prog" && break
fi
done

if test -z "$prog" ; then
  prog=none
fi

rc_entries="$rc_entries
\chktex_command \"$prog\""

# Search for a spellchecker
echo $ac_n "checking for a spellchecker""... $ac_c"
echo "$ac_t""(ispell)"
prog=
for ac_prog in ispell
do
# Extract the first word of "$ac_prog", so it can be a program name with args.
set dummy $ac_prog ; ac_word=$2
if test -n "$ac_word"; then
  echo $ac_n "+checking for \"$ac_word\"""... $ac_c"
  IFS="${IFS=	}"; ac_save_ifs="$IFS"; IFS=":"
  for ac_dir in $PATH; do
    test -z "$ac_dir" && ac_dir=.
    if test -x $ac_dir/$ac_word; then
      prog="$ac_prog"
      break
    fi
  done
  IFS="$ac_save_ifs"

  if test -n "$prog"; then
    ac_result=yes
    
  else
    ac_result=no
  fi
  echo "$ac_t""$ac_result"
  test -n "$prog" && break
fi
done

if test -z "$prog" ; then
  prog=none
fi

rc_entries="$rc_entries
\spell_command \"$prog\""

# Search for computer algebra systems
echo $ac_n "checking for Octave""... $ac_c"
echo "$ac_t""(octave)"
OCTAVE=
for ac_prog in octave
do
# Extract the first word of "$ac_prog", so it can be a program name with args.
set dummy $ac_prog ; ac_word=$2
if test -n "$ac_word"; then
  echo $ac_n "+checking for \"$ac_word\"""... $ac_c"
  IFS="${IFS=	}"; ac_save_ifs="$IFS"; IFS=":"
  for ac_dir in $PATH; do
    test -z "$ac_dir" && ac_dir=.
    if test -x $ac_dir/$ac_word; then
      OCTAVE="$ac_prog"
      break
    fi
  done
  IFS="$ac_save_ifs"

  if test -n "$OCTAVE"; then
    ac_result=yes
    
  else
    ac_result=no
  fi
  echo "$ac_t""$ac_result"
  test -n "$OCTAVE" && break
fi
done

if test -z "$OCTAVE" ; then
  OCTAVE=none
fi

echo $ac_n "checking for Maple""... $ac_c"
echo "$ac_t""(maple)"
MAPLE=
for ac_prog in maple
do
# Extract the first word of "$ac_prog", so it can be a program name with args.
set dummy $ac_prog ; ac_word=$2
if test -n "$ac_word"; then
  echo $ac_n "+checking for \"$ac_word\"""... $ac_c"
  IFS="${IFS=	}"; ac_save_ifs="$IFS"; IFS=":"
  for ac_dir in $PATH; do
    test -z "$ac_dir" && ac_dir=.
    if test -x $ac_dir/$ac_word; then
      MAPLE="$ac_prog"
      break
    fi
  done
  IFS="$ac_save_ifs"

  if test -n "$MAPLE"; then
    ac_result=yes
    
  else
    ac_result=no
  fi
  echo "$ac_t""$ac_result"
  test -n "$MAPLE" && break
fi
done

if test -z "$MAPLE" ; then
  MAPLE=none
fi



# Search a GUI Fax program
echo $ac_n "checking for a fax program""... $ac_c"
echo "$ac_t""(kdeprintfax ksendfax)"
fax_command=
for ac_prog in kdeprintfax ksendfax
do
# Extract the first word of "$ac_prog", so it can be a program name with args.
set dummy $ac_prog ; ac_word=$2
if test -n "$ac_word"; then
  echo $ac_n "+checking for \"$ac_word\"""... $ac_c"
  IFS="${IFS=	}"; ac_save_ifs="$IFS"; IFS=":"
  for ac_dir in $PATH; do
    test -z "$ac_dir" && ac_dir=.
    if test -x $ac_dir/$ac_word; then
      fax_command="$ac_prog"
      break
    fi
  done
  IFS="$ac_save_ifs"

  if test -n "$fax_command"; then
    ac_result=yes
    
  else
    ac_result=no
  fi
  echo "$ac_t""$ac_result"
  test -n "$fax_command" && break
fi
done

if test -z "$fax_command" ; then
  fax_command=none
fi

test $fax_command != "none" && fax_command="$fax_command \$\$i"

# Search for LinuxDoc support
echo $ac_n "checking for SGML-tools 1.x (LinuxDoc)""... $ac_c"
echo "$ac_t""(sgml2lyx)"
LINUXDOC=
for ac_prog in sgml2lyx
do
# Extract the first word of "$ac_prog", so it can be a program name with args.
set dummy $ac_prog ; ac_word=$2
if test -n "$ac_word"; then
  echo $ac_n "+checking for \"$ac_word\"""... $ac_c"
  IFS="${IFS=	}"; ac_save_ifs="$IFS"; IFS=":"
  for ac_dir in $PATH; do
    test -z "$ac_dir" && ac_dir=.
    if test -x $ac_dir/$ac_word; then
      LINUXDOC="$ac_prog"
      break
    fi
  done
  IFS="$ac_save_ifs"

  if test -n "$LINUXDOC"; then
    ac_result=yes
    
  else
    ac_result=no
  fi
  echo "$ac_t""$ac_result"
  test -n "$LINUXDOC" && break
fi
done

if test -z "$LINUXDOC" ; then
  LINUXDOC=none
fi

if test $LINUXDOC != none; then
  chk_linuxdoc=yes
  bool_linuxdoc=true
  linuxdoc_cmd="\\def\\haslinuxdoc{yes}"
else
  chk_linuxdoc=no
  bool_linuxdoc=false
fi

case $LINUXDOC in
  sgml2lyx)
    linuxdoc_to_latex_command="sgml2latex \$\$i"
    linuxdoc_to_dvi_command="sgml2latex -o dvi \$\$i"
    linuxdoc_to_html_command="sgml2html \$\$i"
    linuxdoc_to_lyx_command="sgml2lyx \$\$i";;
  none)
    linuxdoc_to_latex_command="none"
    linuxdoc_to_dvi_command="none"
    linuxdoc_to_html_command="none"
    linuxdoc_to_lyx_command="none";;
esac

# Search for DocBook support
echo $ac_n "checking for SGML-tools 2.x (DocBook) or db2x scripts""... $ac_c"
echo "$ac_t""(sgmltools db2dvi)"
DOCBOOK=
for ac_prog in sgmltools db2dvi
do
# Extract the first word of "$ac_prog", so it can be a program name with args.
set dummy $ac_prog ; ac_word=$2
if test -n "$ac_word"; then
  echo $ac_n "+checking for \"$ac_word\"""... $ac_c"
  IFS="${IFS=	}"; ac_save_ifs="$IFS"; IFS=":"
  for ac_dir in $PATH; do
    test -z "$ac_dir" && ac_dir=.
    if test -x $ac_dir/$ac_word; then
      DOCBOOK="$ac_prog"
      break
    fi
  done
  IFS="$ac_save_ifs"

  if test -n "$DOCBOOK"; then
    ac_result=yes
    
  else
    ac_result=no
  fi
  echo "$ac_t""$ac_result"
  test -n "$DOCBOOK" && break
fi
done

if test -z "$DOCBOOK" ; then
  DOCBOOK=none
fi

if test $DOCBOOK != none; then
  chk_docbook=yes
  bool_docbook=true
  docbook_cmd="\\def\\hasdocbook{yes}"
else
  chk_docbook=no
  bool_docbook=false
fi

case $DOCBOOK in
  sgmltools)
    docbook_to_dvi_command="sgmltools -b dvi \$\$i"
    docbook_to_html_command="sgmltools -b html \$\$i";;
  db2dvi)
    docbook_to_dvi_command="db2dvi \$\$i"
    docbook_to_html_command="db2html \$\$i";;
  none)
    docbook_to_dvi_command="none"
    docbook_to_html_command="none";;
esac

# Search for a spool command
echo $ac_n "checking for a spool command""... $ac_c"
echo "$ac_t""(lp lpr)"
prog=
for ac_prog in lp lpr
do
# Extract the first word of "$ac_prog", so it can be a program name with args.
set dummy $ac_prog ; ac_word=$2
if test -n "$ac_word"; then
  echo $ac_n "+checking for \"$ac_word\"""... $ac_c"
  IFS="${IFS=	}"; ac_save_ifs="$IFS"; IFS=":"
  for ac_dir in $PATH; do
    test -z "$ac_dir" && ac_dir=.
    if test -x $ac_dir/$ac_word; then
      prog="$ac_prog"
      break
    fi
  done
  IFS="$ac_save_ifs"

  if test -n "$prog"; then
    ac_result=yes
    
  else
    ac_result=no
  fi
  echo "$ac_t""$ac_result"
  test -n "$prog" && break
fi
done

if test -z "$prog" ; then
  prog=none
fi

rc_entries="$rc_entries
\print_spool_command \"$prog\""
case $prog in
  lp) print_spool_printerprefix="-d ";;
 lpr) print_spool_printerprefix="-P";;
   *) :;; # leave to empty values
esac
rc_entries="$rc_entries
\print_spool_printerprefix \"$print_spool_printerprefix\""

echo $ac_n "checking for a LaTeX -> HTML converter""... $ac_c"
echo "$ac_t""(htlatex tth latex2html hevea)"
TOHTML=
for ac_prog in htlatex tth latex2html hevea
do
# Extract the first word of "$ac_prog", so it can be a program name with args.
set dummy $ac_prog ; ac_word=$2
if test -n "$ac_word"; then
  echo $ac_n "+checking for \"$ac_word\"""... $ac_c"
  IFS="${IFS=	}"; ac_save_ifs="$IFS"; IFS=":"
  for ac_dir in $PATH; do
    test -z "$ac_dir" && ac_dir=.
    if test -x $ac_dir/$ac_word; then
      TOHTML="$ac_prog"
      break
    fi
  done
  IFS="$ac_save_ifs"

  if test -n "$TOHTML"; then
    ac_result=yes
    
  else
    ac_result=no
  fi
  echo "$ac_t""$ac_result"
  test -n "$TOHTML" && break
fi
done

if test -z "$TOHTML" ; then
  TOHTML=none
fi

latex_to_html_command=$TOHTML
case $TOHTML in
    htlatex) latex_to_html_command="htlatex \$\$i";;
	tth) latex_to_html_command="tth -t -e2 -L\$\$b < \$\$i > \$\$o";;
 latex2html) latex_to_html_command="latex2html -no_subdir -split 0 -show_section_numbers \$\$i";;
      hevea) latex_to_html_command="hevea -s \$\$i";;
esac

#### Explore the LaTeX configuration
echo $ac_n "checking LaTeX configuration""... $ac_c"
# First, remove the files that we want to re-create
rm -f textclass.lst packages.lst chkconfig.sed
if test ${lyx_check_config} = no ; then
  echo "$ac_t""default values"
  echo $ac_n "+checking list of textclasses""... $ac_c"
  cat >textclass.lst <<EOF
# This file declares layouts and their associated definition files
# (include dir. relative to the place where this file is).
# It contains only default values, since chkconfig.ltx could not be run
# for some reason. Run ./configure if you need to update it after a
# configuration change.
EOF
  # build the list of available layout files and convert it to entries
  # for the default textclass.lst file
  for file in ./layouts/*.layout "${srcdir}"/layouts/*.layout ; do
    case $file in
      */\*.layout) ;;
      *) if test -r "$file" ; then
           class=`echo $file | sed -e 's%^.*layouts/\(.*\)\.layout$%\1%'`
           cleanclass=`echo $class | tr ' -' '__'`
           # make sure the same class is not considered twice
           if test  x`eval echo $ac_n '${found_'$cleanclass'}'` = x ; then
             eval "found_$cleanclass=yes"
	     sed -n '
# We manipulate only those lines that contain
# "\Declare(LaTeX|DocBook|LinuxDoc)Class"
/\\DeclareLaTeXClass/bmatch
/\\DeclareDocBookClass/bmatch
/\\DeclareLinuxDocClass/bmatch
b

:match
# Remove the \DeclareFOOClass macro and add the correct boolean 
# at the end of the line telling whether the class is 
# available
s/^.*\DeclareLaTeXClass *\(.*\)/\1 "false"/
s/^.*\DeclareDocBookClass *\(.*\)/\1 "'$bool_docbook'"/
s/^.*\DeclareLinuxDocClass *\(.*\)/\1 "'$bool_linuxdoc'"/
# If the macro had an optional argument with several 
# parameters, only keep the first one
s/\[\([^,]*\),[^]]*\]/[\1]/
# If the macro did not have an optional argument, provide one 
# (equal to the class name)
s/^{/['$class']{/
# Remove brackets and replace with correctly quoted entries
s/\[\([^]]*\)\] *{\([^}]*\)}/"'$class'" "\1" "\2"/
# Print the maninpulated text
p
# We are interested in the first instance of \DeclareFOOClass only,
# so now quit
q
' "$file" >> textclass.lst
           fi
	 fi ;;
    esac
  done
  echo "$ac_t""done"
else
  echo "$ac_t""auto"
  rm -f wrap_chkconfig.ltx chkconfig.vars chkconfig.classes chklayouts.tex
  if test ! -r "chkconfig.ltx" ; then
    cp "${srcdir}"/chkconfig.ltx .
    rmcopy=true
  fi
  cat >wrap_chkconfig.ltx <<EOF
${linuxdoc_cmd}
${docbook_cmd}
\\input{chkconfig.ltx}
EOF
  ## Construct the list of classes to test for.
  # build the list of available layout files and convert it to commands
  # for chkconfig.ltx
  for file in ./layouts/*.layout "${srcdir}"/layouts/*.layout ; do
    case $file in
      */\*.layout) ;;
      *) if test -r "$file" ; then
           class=`echo $file | sed -e 's%^.*layouts/\(.*\)\.layout$%\1%'`
	   # Generate the proper TestDocClass command for this layout
	   sed -n '
# We manipulate only those lines that contain
# "\Declare(LaTeX|DocBook|LinuxDoc)Class"
/\\DeclareLaTeXClass/bmatch
/\\DeclareDocBookClass/bmatch
/\\DeclareLinuxDocClass/bmatch
b

:match
# Wrap the entire line (minus the leading "# ") inside a
# "\TestDocClass{CLASS}{...}" command
s/^\# *\(.*\)$/\\TestDocClass{'${class}'}{\1}/
# Print the result and quit.
p
q
' "$file"
	 fi ;;
    esac
  done > chklayouts.tex
  ${LATEX} wrap_chkconfig.ltx 2>/dev/null | grep '^\+'
  eval `cat chkconfig.vars | sed 's/-/_/g'`
  test -n "${rmcopy}" && rm -f chkconfig.ltx
fi

# Do we have all the files we need? Useful if latex did not run

# if chkconfig.sed does not exist (because LaTeX did not run),
# then provide a standard version.
if test ! -f chkconfig.sed ; then
  cat >chkconfig.sed <<EOF
s/@.*@/???/g
EOF
fi

echo "creating packages.lst"
# if packages.lst does not exist (because LaTeX did not run),
# then provide a standard version.
if test ! -f packages.lst ; then
  cat >packages.lst <<EOF
# This file should contain the list of LaTeX packages that have been
# recognized by LyX. Unfortunately, since configure could not find
# your LaTeX2e program, the tests have not been run. Run ./configure
# if you need to update it after a configuration change.

EOF
fi

echo "creating doc/LaTeXConfig.lyx"
echo "s/@chk_linuxdoc@/$chk_linuxdoc/g" >> chkconfig.sed
echo "s/@chk_docbook@/$chk_docbook/g" >> chkconfig.sed

if test `uname -s | grep 'MINGW'` ; then
    # Before running chkconfig.sed, remove the trailing '\r'
    # characters that can bugger up various versions of sed.
    tr -d '\r' < chkconfig.sed > chkconfig2.sed
    mv -f chkconfig2.sed chkconfig.sed
fi

sed -f chkconfig.sed "${srcdir}"/doc/LaTeXConfig.lyx.in >doc/LaTeXConfig.lyx

### Let's check whether spaces are allowed in TeX file names
echo $ac_n "checking whether TeX allows spaces in file names""... $ac_c"
if test ${lyx_check_config} = no ; then
  tex_allows_spaces=false
else
  fname="a b"
  rm -f "$fname".tex
  echo "\\message{working^^J}" >"$fname".tex
  if ${LATEX} "$fname" </dev/null | grep 'working' >/dev/null ; then
    echo "$ac_t""yes"
    tex_allows_spaces=true
  else
    echo "$ac_t""no"
    tex_allows_spaces=false
  fi
  rm -f "$fname".* texput.log
fi

echo "creating $outfile"
cat >$outfile <<EOF
# This file has been automatically generated by LyX' lib/configure
# script. It contains default settings that have been determined by
# examining your system. PLEASE DO NOT MODIFY ANYTHING HERE! If you
# want to customize LyX, make a copy of the file LYXDIR/lyxrc as
# ~/.lyx/lyxrc and edit this file instead. Any setting in lyxrc will
# override the values given here.
\\Format text	  txt	ASCII		A
\\Format textparagraph txt ASCII(paragraphs)	""
\\Format docbook  sgml	DocBook		B
\\Format bmp      bmp	BMP		""
\\Format dvi	  dvi	DVI		D
\\Format eps	  eps	EPS		""
\\Format fax	  ""	Fax		""
\\Format fig	  fig	FIG		""
\\Format agr      agr	Grace		""
\\Format html	  html	HTML		H
\\Format gif	  gif	GIF		""
\\Format jpg	  jpg	JPEG		""
\\Format latex	  tex	LaTeX		L
\\Format linuxdoc sgml	LinuxDoc	x
\\Format lyx      lyx	LyX		""
\\Format literate nw	NoWeb		N
\\Format pdf	  pdf  "PDF (ps2pdf)"	P
\\Format pdf2	  pdf  "PDF (pdflatex)"	F
\\Format pdf3	  pdf  "PDF (dvipdfm)"	m
\\Format png	  png	PNG		""
\\Format ppm	  ppm	PPM		""
\\Format pgm	  pgm	PGM		""
\\Format pbm	  pbm	PBM		""
\\Format ps	  ps	Postscript	t
\\Format program  ""	Program		""
\\Format tgif     obj	Tgif		""
\\Format tiff     tif	TIFF		""
\\Format word	  doc  "MS Word"	W
\\Format wordhtml html "MS Word (HTML)" ""
\\Format xbm	  xbm	XBM		""
\\Format xpm	  xpm	XPM		""
\\Format lyxpreview	lyxpreview	"LyX Preview"		""

\\converter latex dvi "$latex_to_dvi" "latex"
\\converter latex pdf2 "$latex_to_pdf" "latex"
\\converter latex html "$latex_to_html_command" "originaldir,needaux"
\\converter latex wordhtml "$latex_to_word_command" ""
\\converter literate latex "$literate_to_tex_command" ""
\\converter dvi pdf3 "$dvi_to_pdf_command" ""
\\converter dvi ps "$dvi_to_ps_command" ""
\\converter ps pdf "$ps_to_pdf_command" ""
\\converter ps fax "$fax_command" ""
\\converter linuxdoc lyx "$linuxdoc_to_lyx_command" ""
\\converter linuxdoc latex "$linuxdoc_to_latex_command" ""
\\converter linuxdoc dvi "$linuxdoc_to_dvi_command" ""
\\converter linuxdoc html "$linuxdoc_to_html_command" ""
\\converter docbook dvi "$docbook_to_dvi_command" ""
\\converter docbook html "$docbook_to_html_command" ""
\\converter lyxpreview ppm "$lyxpreview_to_bitmap_command" ""

\\converter latex lyx "$tex_to_lyx_command" ""
\\converter literate lyx "$literate_to_lyx_command" ""
\\converter html latex "$html_to_latex_command" ""
\\converter word latex "$word_to_latex_command" ""

\\viewer dvi "$DVI_VIEWER"
\\viewer html "$HTML_VIEWER"
\\viewer pdf "$PDF_VIEWER"
\\viewer pdf2 "$PDF_VIEWER"
\\viewer pdf3 "$PDF_VIEWER"
\\viewer ps "$PS_VIEWER"
\\viewer eps "$EPS_VIEWER"

$rc_entries
\\font_encoding "$chk_fontenc"
\\tex_allows_spaces $tex_allows_spaces
EOF

if [ "x$use_cygwin_path_fix" != "x" ]
then
  echo "\\cygwin_path_fix_needed $use_cygwin_path_fix" >> $outfile
fi

### the graphic converter part with the predefined ones
#### Search for the nonstandard converting progs
#
echo $ac_n "checking for a FIG -> EPS/PPM/PNG converter""... $ac_c"
echo "$ac_t""(fig2dev)"
FIG2DEV=
for ac_prog in fig2dev
do
# Extract the first word of "$ac_prog", so it can be a program name with args.
set dummy $ac_prog ; ac_word=$2
if test -n "$ac_word"; then
  echo $ac_n "+checking for \"$ac_word\"""... $ac_c"
  IFS="${IFS=	}"; ac_save_ifs="$IFS"; IFS=":"
  for ac_dir in $PATH; do
    test -z "$ac_dir" && ac_dir=.
    if test -x $ac_dir/$ac_word; then
      FIG2DEV="$ac_prog"
      break
    fi
  done
  IFS="$ac_save_ifs"

  if test -n "$FIG2DEV"; then
    ac_result=yes
    
  else
    ac_result=no
  fi
  echo "$ac_t""$ac_result"
  test -n "$FIG2DEV" && break
fi
done

if test -z "$FIG2DEV" ; then
  FIG2DEV=none
fi

if test "$FIG2DEV" = "fig2dev"; then
cat >>$outfile <<EOF
\\converter fig eps "fig2dev -L eps \$\$i \$\$o" ""
\\converter fig ppm "fig2dev -L ppm \$\$i \$\$o" ""
\\converter fig png "fig2dev -L png \$\$i \$\$o" ""
EOF
fi

echo $ac_n "checking for a TIFF -> PS converter""... $ac_c"
echo "$ac_t""(tiff2ps)"
TIFF2PS=
for ac_prog in tiff2ps
do
# Extract the first word of "$ac_prog", so it can be a program name with args.
set dummy $ac_prog ; ac_word=$2
if test -n "$ac_word"; then
  echo $ac_n "+checking for \"$ac_word\"""... $ac_c"
  IFS="${IFS=	}"; ac_save_ifs="$IFS"; IFS=":"
  for ac_dir in $PATH; do
    test -z "$ac_dir" && ac_dir=.
    if test -x $ac_dir/$ac_word; then
      TIFF2PS="$ac_prog"
      break
    fi
  done
  IFS="$ac_save_ifs"

  if test -n "$TIFF2PS"; then
    ac_result=yes
    
  else
    ac_result=no
  fi
  echo "$ac_t""$ac_result"
  test -n "$TIFF2PS" && break
fi
done

if test -z "$TIFF2PS" ; then
  TIFF2PS=none
fi

if test "$TIFF2PS" = "tiff2ps"; then
cat >>$outfile <<EOF
\\converter tiff eps "tiff2ps \$\$i > \$\$o" ""
EOF
fi

echo $ac_n "checking for a Tgif -> EPS/PNG/PDF converter""... $ac_c"
echo "$ac_t""(tgif)"
TGIF=
for ac_prog in tgif
do
# Extract the first word of "$ac_prog", so it can be a program name with args.
set dummy $ac_prog ; ac_word=$2
if test -n "$ac_word"; then
  echo $ac_n "+checking for \"$ac_word\"""... $ac_c"
  IFS="${IFS=	}"; ac_save_ifs="$IFS"; IFS=":"
  for ac_dir in $PATH; do
    test -z "$ac_dir" && ac_dir=.
    if test -x $ac_dir/$ac_word; then
      TGIF="$ac_prog"
      break
    fi
  done
  IFS="$ac_save_ifs"

  if test -n "$TGIF"; then
    ac_result=yes
    
  else
    ac_result=no
  fi
  echo "$ac_t""$ac_result"
  test -n "$TGIF" && break
fi
done

if test -z "$TGIF" ; then
  TGIF=none
fi

if test "$TGIF" = "tgif"; then
cat >>$outfile <<EOF
\\converter tgif eps "tgif -stdout -print -color -eps \$\$i > \$\$o" ""
\\converter tgif png "tgif -stdout -print -color -xpm \$\$i | xpmtoppm | pnmtopng > \$\$o" ""
\\converter tgif pdf "tgif -stdout -print -color -pdf \$\$i > \$\$o" ""
EOF
fi

echo $ac_n "checking for an EPS -> PDF converter""... $ac_c"
echo "$ac_t""(epstopdf)"
EPSTOPDF=
for ac_prog in epstopdf
do
# Extract the first word of "$ac_prog", so it can be a program name with args.
set dummy $ac_prog ; ac_word=$2
if test -n "$ac_word"; then
  echo $ac_n "+checking for \"$ac_word\"""... $ac_c"
  IFS="${IFS=	}"; ac_save_ifs="$IFS"; IFS=":"
  for ac_dir in $PATH; do
    test -z "$ac_dir" && ac_dir=.
    if test -x $ac_dir/$ac_word; then
      EPSTOPDF="$ac_prog"
      break
    fi
  done
  IFS="$ac_save_ifs"

  if test -n "$EPSTOPDF"; then
    ac_result=yes
    
  else
    ac_result=no
  fi
  echo "$ac_t""$ac_result"
  test -n "$EPSTOPDF" && break
fi
done

if test -z "$EPSTOPDF" ; then
  EPSTOPDF=none
fi

if test "$EPSTOPDF" = "epstopdf"; then
cat >>$outfile <<EOF
\\converter eps pdf "epstopdf --outfile=\$\$o \$\$i" ""
EOF
fi

#### Add Grace conversions (xmgrace needs an Xserver, gracebat doesn't.)
echo $ac_n "checking for a Grace -> Image converter""... $ac_c"
echo "$ac_t""(gracebat)"
GRACE=
for ac_prog in gracebat
do
# Extract the first word of "$ac_prog", so it can be a program name with args.
set dummy $ac_prog ; ac_word=$2
if test -n "$ac_word"; then
  echo $ac_n "+checking for \"$ac_word\"""... $ac_c"
  IFS="${IFS=	}"; ac_save_ifs="$IFS"; IFS=":"
  for ac_dir in $PATH; do
    test -z "$ac_dir" && ac_dir=.
    if test -x $ac_dir/$ac_word; then
      GRACE="$ac_prog"
      break
    fi
  done
  IFS="$ac_save_ifs"

  if test -n "$GRACE"; then
    ac_result=yes
    
  else
    ac_result=no
  fi
  echo "$ac_t""$ac_result"
  test -n "$GRACE" && break
fi
done

if test -z "$GRACE" ; then
  GRACE=none
fi

if test "$GRACE" = "gracebat"; then
cat >>$outfile <<EOF
\\converter agr eps "gracebat -hardcopy -printfile \$\$o -hdevice EPS \$\$i 2>/dev/null" ""
\\converter agr png "gracebat -hardcopy -printfile \$\$o -hdevice PNG \$\$i 2>/dev/null" ""
\\converter agr jpg "gracebat -hardcopy -printfile \$\$o -hdevice JPEG \$\$i 2>/dev/null" ""
\\converter agr ppm "gracebat -hardcopy -printfile \$\$o -hdevice PNM \$\$i 2>/dev/null" ""
EOF
fi

######## X FONTS
# create a fonts.dir file to make X fonts available to LyX
echo "checking for TeX fonts"

fontlist="cmex10 cmmi10 cmr10 cmsy10 eufm10 msam10 msbm10 wasy10"
rm -f xfonts/fonts.dir xfonts/fonts.scale xfonts/tmpfonts

num=0
touch xfonts/tmpfonts
for font in $fontlist ; do
  echo $ac_n "+checking for $font""... $ac_c"
  result=no
  for ext in pfb pfa ttf ; do
    if filepath=`kpsewhich $font.$ext` ; then
      result="yes ($ext)"
      rm -f xfonts/$font.$ext
      ln -s $filepath xfonts 2>/dev/null
      echo "$font.$ext -unknown-$font-medium-r-normal--0-0-0-0-p-0-adobe-fontspecific" >>xfonts/tmpfonts
      num=`expr $num + 1`
      break
    fi
  done
  echo "$ac_t""$result"
done

if test ! $num = 0 ; then
  echo $num >xfonts/fonts.scale
  cat xfonts/tmpfonts >>xfonts/fonts.scale
  cp xfonts/fonts.scale xfonts/fonts.dir
  # create a resource list file for Display Postscript
  (cd xfonts ; rm -f PSres.upr ; makepsres) 2>/dev/null || true
fi
rm -f xfonts/tmpfonts


# Remove superfluous files if we are not writing in the main lib
# directory
for file in $outfile textclass.lst packages.lst \
	    doc/LaTeXConfig.lyx xfonts/fonts.dir ; do
  # we rename the file first, so that we avoid comparing a file with itself
  mv $file $file.new
  if test -r "${srcdir}"/$file && diff $file.new "${srcdir}"/$file >/dev/null 2>/dev/null ;
  then
    echo "removing $file, which is identical to the system global version"
    rm -f $file.new
  else
    mv $file.new $file
  fi
done
if test ! -r xfonts/fonts.dir ; then
    echo "removing font links"
    rm -f xfonts/*.pfb xfonts/fonts.scale
fi

# Final clean-up
if test $lyx_keep_temps = no ; then
rm -f chkconfig.sed chkconfig.vars wrap_chkconfig.* chklayouts.tex \
      missfont.log
fi
