get_graphic_lib

if test "$optimization" = profiling; then
  which_graphic_lib=none
fi

_graphic_list="which_graphic_lib X11 X11_INC X11_LIBS \
FLTK_LIBS QTDIR QTLIB gp_mime_open"

if test -n "$with_fltk"; then which_graphic_lib=fltk; fi
if test -n "$with_qt";   then which_graphic_lib=Qt; fi
if test "$fastread" != yes; then
  cat << EOT
==========================================================================
GP contains high resolution plotting functions. Choose among
      none      X11      fltk      Qt      win32      ps     svg
EOT
  echo $n ..."Use which graphic library (\"none\" means no hi-res plot) ? $c"
  rep="none X11 fltk Qt win32 ps";
  dflt=$which_graphic_lib; . ./myread
  which_graphic_lib=$ans
fi

case $osname in
  mingw|cygwin) case $which_graphic_lib in
                  auto) which_graphic_lib=win32;;
                esac;;
esac
case $which_graphic_lib in
  auto|X11|x11)
  . ./get_X11  # X11,X11_INC,X11_LIBS.
    if test -z "$X11_LIBS"; then
      case $which_graphic_lib in X11|x11) which_graphic_lib=none;; esac
    else
      which_graphic_lib=X11
    fi;;
esac
case $which_graphic_lib in
  auto|fltk)
    case $osname in
      darwin) ;; # fltk brings in CoreFoundation, incompatible with pari_daemon
      *). ./get_fltk # FLTK_LIBS ;;
        if test -z "$FLTK_LIBS"; then
          case $which_graphic_lib in fltk) which_graphic_lib=none;; esac
        else
          which_graphic_lib=fltk
        fi;;
    esac;;
esac
# TODO: Check whether Qt + pari_daemon() work on darwin [ probably not ]
case $which_graphic_lib in
  Qt|qt)
    . ./get_Qt   # QTDIR, QTLIB
    if test -z "$QTDIR"; then
      case $which_graphic_lib in qt|Qt) which_graphic_lib=none;; esac
    # Never automatically pick Qt
    fi;;
esac
case $which_graphic_lib in
  auto|svg) which_graphic_lib=svg;;
esac
case $which_graphic_lib in
  auto|PS|ps) which_graphic_lib=ps;;
esac
case $which_graphic_lib in
  X11|fltk|Qt4|ps|svg)
    if test "$has_waitpid" = no -o "$has_setsid" = no; then
      echo "### Missing waitpid() or setsid(), no Hi-Res graphing window"
      which_graphic_lib=none
    fi;;
esac

case $osname in
  linux|gnu*|*bsd) gp_mime_open="xdg-open";;
  darwin)          gp_mime_open="open -W";;
esac

echo "Hi-Res Graphics: $which_graphic_lib"