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#
# Check that 'XC_CONFIGURE_PREAMBLE' has already run.
#

if test -z "$xc_configure_preamble_result"; then
  as_fn_error $? "xc_configure_preamble_result not set (internal problem)" "$LINENO" 5
fi

#
# Check that 'PATH_SEPARATOR' has already been set.
#

if test -z "$xc_PATH_SEPARATOR"; then
  as_fn_error $? "xc_PATH_SEPARATOR not set (internal problem)" "$LINENO" 5
fi
if test -z "$PATH_SEPARATOR"; then
  as_fn_error $? "PATH_SEPARATOR not set (internal or config.site problem)" "$LINENO" 5
fi
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for path separator" >&5
$as_echo_n "checking for path separator... " >&6; }
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $PATH_SEPARATOR" >&5
$as_echo "$PATH_SEPARATOR" >&6; }
if test "x$PATH_SEPARATOR" != "x$xc_PATH_SEPARATOR"; then
  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for initial path separator" >&5
$as_echo_n "checking for initial path separator... " >&6; }
  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $xc_PATH_SEPARATOR" >&5
$as_echo "$xc_PATH_SEPARATOR" >&6; }
  as_fn_error $? "path separator mismatch (internal or config.site problem)" "$LINENO" 5
fi


# Extract the first word of "sed", so it can be a program name with args.
set dummy sed; ac_word=$2
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
$as_echo_n "checking for $ac_word... " >&6; }
if ${ac_cv_path_SED+:} false; then :
  $as_echo_n "(cached) " >&6
else
  case $SED in
  [\\/]* | ?:[\\/]*)
  ac_cv_path_SED="$SED" # Let the user override the test with a path.
  ;;
  *)
  as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
as_dummy="$PATH:/usr/bin:/usr/local/bin"
for as_dir in $as_dummy
do
  IFS=$as_save_IFS
  test -z "$as_dir" && as_dir=.
    for ac_exec_ext in '' $ac_executable_extensions; do
  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
    ac_cv_path_SED="$as_dir/$ac_word$ac_exec_ext"
    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
    break 2
  fi
done
  done
IFS=$as_save_IFS

  test -z "$ac_cv_path_SED" && ac_cv_path_SED="not_found"
  ;;
esac
fi
SED=$ac_cv_path_SED
if test -n "$SED"; then
  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $SED" >&5
$as_echo "$SED" >&6; }
else
  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
$as_echo "no" >&6; }
fi


if test -z "$SED" || test "$SED" = "not_found"; then
  as_fn_error $? "sed not found in PATH. Cannot continue without sed." "$LINENO" 5
fi


# Extract the first word of "grep", so it can be a program name with args.
set dummy grep; ac_word=$2
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
$as_echo_n "checking for $ac_word... " >&6; }
if ${ac_cv_path_GREP+:} false; then :
  $as_echo_n "(cached) " >&6
else
  case $GREP in
  [\\/]* | ?:[\\/]*)
  ac_cv_path_GREP="$GREP" # Let the user override the test with a path.
  ;;
  *)
  as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
as_dummy="$PATH:/usr/bin:/usr/local/bin"
for as_dir in $as_dummy
do
  IFS=$as_save_IFS
  test -z "$as_dir" && as_dir=.
    for ac_exec_ext in '' $ac_executable_extensions; do
  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
    ac_cv_path_GREP="$as_dir/$ac_word$ac_exec_ext"
    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
    break 2
  fi
done
  done
IFS=$as_save_IFS

  test -z "$ac_cv_path_GREP" && ac_cv_path_GREP="not_found"
  ;;
esac
fi
GREP=$ac_cv_path_GREP
if test -n "$GREP"; then
  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $GREP" >&5
$as_echo "$GREP" >&6; }
else
  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
$as_echo "no" >&6; }
fi


if test -z "$GREP" || test "$GREP" = "not_found"; then
  as_fn_error $? "grep not found in PATH. Cannot continue without grep." "$LINENO" 5
fi


if echo a | ($GREP -E '(a|b)') >/dev/null 2>&1; then
  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for egrep" >&5
$as_echo_n "checking for egrep... " >&6; }
  EGREP="$GREP -E"
  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $EGREP" >&5
$as_echo "$EGREP" >&6; }
else
  # Extract the first word of "egrep", so it can be a program name with args.
set dummy egrep; ac_word=$2
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
$as_echo_n "checking for $ac_word... " >&6; }
if ${ac_cv_path_EGREP+:} false; then :
  $as_echo_n "(cached) " >&6
else
  case $EGREP in
  [\\/]* | ?:[\\/]*)
  ac_cv_path_EGREP="$EGREP" # Let the user override the test with a path.
  ;;
  *)
  as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
as_dummy="$PATH:/usr/bin:/usr/local/bin"
for as_dir in $as_dummy
do
  IFS=$as_save_IFS
  test -z "$as_dir" && as_dir=.
    for ac_exec_ext in '' $ac_executable_extensions; do
  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
    ac_cv_path_EGREP="$as_dir/$ac_word$ac_exec_ext"
    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
    break 2
  fi
done
  done
IFS=$as_save_IFS

  test -z "$ac_cv_path_EGREP" && ac_cv_path_EGREP="not_found"
  ;;
esac
fi
EGREP=$ac_cv_path_EGREP
if test -n "$EGREP"; then
  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $EGREP" >&5
$as_echo "$EGREP" >&6; }
else
  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
$as_echo "no" >&6; }
fi


fi
if test -z "$EGREP" || test "$EGREP" = "not_found"; then
  as_fn_error $? "egrep not found in PATH. Cannot continue without egrep." "$LINENO" 5
fi


if test -z "$AR"; then
    if test -n "$ac_tool_prefix"; then
  # Extract the first word of "${ac_tool_prefix}ar", so it can be a program name with args.
set dummy ${ac_tool_prefix}ar; ac_word=$2
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
$as_echo_n "checking for $ac_word... " >&6; }
if ${ac_cv_path_AR+:} false; then :
  $as_echo_n "(cached) " >&6
else
  case $AR in
  [\\/]* | ?:[\\/]*)
  ac_cv_path_AR="$AR" # Let the user override the test with a path.
  ;;
  *)
  as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
as_dummy="$PATH:/usr/bin:/usr/local/bin"
for as_dir in $as_dummy
do
  IFS=$as_save_IFS
  test -z "$as_dir" && as_dir=.
    for ac_exec_ext in '' $ac_executable_extensions; do
  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
    ac_cv_path_AR="$as_dir/$ac_word$ac_exec_ext"
    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
    break 2
  fi
done
  done
IFS=$as_save_IFS

  ;;
esac
fi
AR=$ac_cv_path_AR
if test -n "$AR"; then
  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $AR" >&5
$as_echo "$AR" >&6; }
else
  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
$as_echo "no" >&6; }
fi


fi
if test -z "$ac_cv_path_AR"; then
  ac_pt_AR=$AR
  # Extract the first word of "ar", so it can be a program name with args.
set dummy ar; ac_word=$2
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
$as_echo_n "checking for $ac_word... " >&6; }
if ${ac_cv_path_ac_pt_AR+:} false; then :
  $as_echo_n "(cached) " >&6
else
  case $ac_pt_AR in
  [\\/]* | ?:[\\/]*)
  ac_cv_path_ac_pt_AR="$ac_pt_AR" # Let the user override the test with a path.
  ;;
  *)
  as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
as_dummy="$PATH:/usr/bin:/usr/local/bin"
for as_dir in $as_dummy
do
  IFS=$as_save_IFS
  test -z "$as_dir" && as_dir=.
    for ac_exec_ext in '' $ac_executable_extensions; do
  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
    ac_cv_path_ac_pt_AR="$as_dir/$ac_word$ac_exec_ext"
    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
    break 2
  fi
done
  done
IFS=$as_save_IFS

  ;;
esac
fi
ac_pt_AR=$ac_cv_path_ac_pt_AR
if test -n "$ac_pt_AR"; then
  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_pt_AR" >&5
$as_echo "$ac_pt_AR" >&6; }
else
  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
$as_echo "no" >&6; }
fi

  if test "x$ac_pt_AR" = x; then
    AR="not_found"
  else
    case $cross_compiling:$ac_tool_warned in
yes:)
{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
ac_tool_warned=yes ;;
esac
    AR=$ac_pt_AR
  fi
else
  AR="$ac_cv_path_AR"
fi

  if test -z "$AR" || test "$AR" = "not_found"; then
    as_fn_error $? "ar not found in PATH. Cannot continue without ar." "$LINENO" 5
  fi
fi


{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for a sed that does not truncate output" >&5
$as_echo_n "checking for a sed that does not truncate output... " >&6; }
if ${ac_cv_path_SED+:} false; then :
  $as_echo_n "(cached) " >&6
else
            ac_script=s/aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa/bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb/
     for ac_i in 1 2 3 4 5 6 7; do
       ac_script="$ac_script$as_nl$ac_script"
     done
     echo "$ac_script" 2>/dev/null | sed 99q >conftest.sed
     { ac_script=; unset ac_script;}
     if test -z "$SED"; then
  ac_path_SED_found=false
  # Loop through the user's path and test for each of PROGNAME-LIST
  as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
for as_dir in $PATH
do
  IFS=$as_save_IFS
  test -z "$as_dir" && as_dir=.
    for ac_prog in sed gsed; do
    for ac_exec_ext in '' $ac_executable_extensions; do
      ac_path_SED="$as_dir/$ac_prog$ac_exec_ext"
      as_fn_executable_p "$ac_path_SED" || continue
# Check for GNU ac_path_SED and select it if it is found.
  # Check for GNU $ac_path_SED
case `"$ac_path_SED" --version 2>&1` in
*GNU*)
  ac_cv_path_SED="$ac_path_SED" ac_path_SED_found=:;;
*)
  ac_count=0
  $as_echo_n 0123456789 >"conftest.in"
  while :
  do
    cat "conftest.in" "conftest.in" >"conftest.tmp"
    mv "conftest.tmp" "conftest.in"
    cp "conftest.in" "conftest.nl"
    $as_echo '' >> "conftest.nl"
    "$ac_path_SED" -f conftest.sed < "conftest.nl" >"conftest.out" 2>/dev/null || break
    diff "conftest.out" "conftest.nl" >/dev/null 2>&1 || break
    as_fn_arith $ac_count + 1 && ac_count=$as_val
    if test $ac_count -gt ${ac_path_SED_max-0}; then
      # Best one so far, save it but keep looking for a better one
      ac_cv_path_SED="$ac_path_SED"
      ac_path_SED_max=$ac_count
    fi
    # 10*(2^10) chars as input seems more than enough
    test $ac_count -gt 10 && break
  done
  rm -f conftest.in conftest.tmp conftest.nl conftest.out;;
esac

      $ac_path_SED_found && break 3
    done
  done
  done