configure

      configure_input="$ac_file.  $configure_input"
      { echo "$as_me:$LINENO: creating $ac_file" >&5
echo "$as_me: creating $ac_file" >&6;}
    fi

    case $ac_tag in
    *:-:* | *:-) cat >"$tmp/stdin";;
    esac
    ;;
  esac

  ac_dir=`$as_dirname -- "$ac_file" ||
$as_expr X"$ac_file" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \
	 X"$ac_file" : 'X\(//\)[^/]' \| \
	 X"$ac_file" : 'X\(//\)$' \| \
	 X"$ac_file" : 'X\(/\)' \| . 2>/dev/null ||
echo X"$ac_file" |
    sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{
	    s//\1/
	    q
	  }
	  /^X\(\/\/\)[^/].*/{
	    s//\1/
	    q
	  }
	  /^X\(\/\/\)$/{
	    s//\1/
	    q
	  }
	  /^X\(\/\).*/{
	    s//\1/
	    q
	  }
	  s/.*/./; q'`
  { as_dir="$ac_dir"
  case $as_dir in #(
  -*) as_dir=./$as_dir;;
  esac
  test -d "$as_dir" || { $as_mkdir_p && mkdir -p "$as_dir"; } || {
    as_dirs=
    while :; do
      case $as_dir in #(
      *\'*) as_qdir=`echo "$as_dir" | sed "s/'/'\\\\\\\\''/g"`;; #(
      *) as_qdir=$as_dir;;
      esac
      as_dirs="'$as_qdir' $as_dirs"
      as_dir=`$as_dirname -- "$as_dir" ||
$as_expr X"$as_dir" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \
	 X"$as_dir" : 'X\(//\)[^/]' \| \
	 X"$as_dir" : 'X\(//\)$' \| \
	 X"$as_dir" : 'X\(/\)' \| . 2>/dev/null ||
echo X"$as_dir" |
    sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{
	    s//\1/
	    q
	  }
	  /^X\(\/\/\)[^/].*/{
	    s//\1/
	    q
	  }
	  /^X\(\/\/\)$/{
	    s//\1/
	    q
	  }
	  /^X\(\/\).*/{
	    s//\1/
	    q
	  }
	  s/.*/./; q'`
      test -d "$as_dir" && break
    done
    test -z "$as_dirs" || eval "mkdir $as_dirs"
  } || test -d "$as_dir" || { { echo "$as_me:$LINENO: error: cannot create directory $as_dir" >&5
echo "$as_me: error: cannot create directory $as_dir" >&2;}
   { (exit 1); exit 1; }; }; }
  ac_builddir=.

case "$ac_dir" in
.) ac_dir_suffix= ac_top_builddir_sub=. ac_top_build_prefix= ;;
*)
  ac_dir_suffix=/`echo "$ac_dir" | sed 's,^\.[\\/],,'`
  # A ".." for each directory in $ac_dir_suffix.
  ac_top_builddir_sub=`echo "$ac_dir_suffix" | sed 's,/[^\\/]*,/..,g;s,/,,'`
  case $ac_top_builddir_sub in
  "") ac_top_builddir_sub=. ac_top_build_prefix= ;;
  *)  ac_top_build_prefix=$ac_top_builddir_sub/ ;;
  esac ;;
esac
ac_abs_top_builddir=$ac_pwd
ac_abs_builddir=$ac_pwd$ac_dir_suffix
# for backward compatibility:
ac_top_builddir=$ac_top_build_prefix

case $srcdir in
  .)  # We are building in place.
    ac_srcdir=.
    ac_top_srcdir=$ac_top_builddir_sub
    ac_abs_top_srcdir=$ac_pwd ;;
  [\\/]* | ?:[\\/]* )  # Absolute name.
    ac_srcdir=$srcdir$ac_dir_suffix;
    ac_top_srcdir=$srcdir
    ac_abs_top_srcdir=$srcdir ;;
  *) # Relative name.
    ac_srcdir=$ac_top_build_prefix$srcdir$ac_dir_suffix
    ac_top_srcdir=$ac_top_build_prefix$srcdir
    ac_abs_top_srcdir=$ac_pwd/$srcdir ;;
esac
ac_abs_srcdir=$ac_abs_top_srcdir$ac_dir_suffix


  case $ac_mode in
  :F)
  #
  # CONFIG_FILE
  #

  case $INSTALL in
  [\\/$]* | ?:[\\/]* ) ac_INSTALL=$INSTALL ;;
  *) ac_INSTALL=$ac_top_build_prefix$INSTALL ;;
  esac
_ACEOF

cat >>$CONFIG_STATUS <<\_ACEOF
# If the template does not know about datarootdir, expand it.
# FIXME: This hack should be removed a few years after 2.60.
ac_datarootdir_hack=; ac_datarootdir_seen=

case `sed -n '/datarootdir/ {
  p
  q
}
/@datadir@/p
/@docdir@/p
/@infodir@/p
/@localedir@/p
/@mandir@/p
' $ac_file_inputs` in
*datarootdir*) ac_datarootdir_seen=yes;;
*@datadir@*|*@docdir@*|*@infodir@*|*@localedir@*|*@mandir@*)
  { echo "$as_me:$LINENO: WARNING: $ac_file_inputs seems to ignore the --datarootdir setting" >&5
echo "$as_me: WARNING: $ac_file_inputs seems to ignore the --datarootdir setting" >&2;}
_ACEOF
cat >>$CONFIG_STATUS <<_ACEOF
  ac_datarootdir_hack='
  s&@datadir@&$datadir&g
  s&@docdir@&$docdir&g
  s&@infodir@&$infodir&g
  s&@localedir@&$localedir&g
  s&@mandir@&$mandir&g
    s&\\\${datarootdir}&$datarootdir&g' ;;
esac
_ACEOF

# Neutralize VPATH when `$srcdir' = `.'.
# Shell code in configure.ac might set extrasub.
# FIXME: do we really want to maintain this feature?
cat >>$CONFIG_STATUS <<_ACEOF
  sed "$ac_vpsub
$extrasub
_ACEOF
cat >>$CONFIG_STATUS <<\_ACEOF
:t
/@[a-zA-Z_][a-zA-Z_0-9]*@/!b
s&@configure_input@&$configure_input&;t t
s&@top_builddir@&$ac_top_builddir_sub&;t t
s&@srcdir@&$ac_srcdir&;t t
s&@abs_srcdir@&$ac_abs_srcdir&;t t
s&@top_srcdir@&$ac_top_srcdir&;t t
s&@abs_top_srcdir@&$ac_abs_top_srcdir&;t t
s&@builddir@&$ac_builddir&;t t
s&@abs_builddir@&$ac_abs_builddir&;t t
s&@abs_top_builddir@&$ac_abs_top_builddir&;t t
s&@INSTALL@&$ac_INSTALL&;t t
$ac_datarootdir_hack
" $ac_file_inputs | sed -f "$tmp/subs-1.sed" | sed -f "$tmp/subs-2.sed" | sed -f "$tmp/subs-3.sed" >$tmp/out

test -z "$ac_datarootdir_hack$ac_datarootdir_seen" &&
  { ac_out=`sed -n '/\${datarootdir}/p' "$tmp/out"`; test -n "$ac_out"; } &&
  { ac_out=`sed -n '/^[	 ]*datarootdir[	 ]*:*=/p' "$tmp/out"`; test -z "$ac_out"; } &&
  { echo "$as_me:$LINENO: WARNING: $ac_file contains a reference to the variable \`datarootdir'
which seems to be undefined.  Please make sure it is defined." >&5
echo "$as_me: WARNING: $ac_file contains a reference to the variable \`datarootdir'
which seems to be undefined.  Please make sure it is defined." >&2;}

  rm -f "$tmp/stdin"
  case $ac_file in
  -) cat "$tmp/out"; rm -f "$tmp/out";;
  *) rm -f "$ac_file"; mv "$tmp/out" $ac_file;;
  esac
 ;;
  :H)
  #
  # CONFIG_HEADER
  #
_ACEOF

# Transform confdefs.h into a sed script `conftest.defines', that
# substitutes the proper values into config.h.in to produce config.h.
rm -f conftest.defines conftest.tail
# First, append a space to every undef/define line, to ease matching.
echo 's/$/ /' >conftest.defines
# Then, protect against being on the right side of a sed subst, or in
# an unquoted here document, in config.status.  If some macros were
# called several times there might be several #defines for the same
# symbol, which is useless.  But do not sort them, since the last
# AC_DEFINE must be honored.
ac_word_re=[_$as_cr_Letters][_$as_cr_alnum]*
# These sed commands are passed to sed as "A NAME B PARAMS C VALUE D", where
# NAME is the cpp macro being defined, VALUE is the value it is being given.
# PARAMS is the parameter list in the macro definition--in most cases, it's
# just an empty string.
ac_dA='s,^\\([	 #]*\\)[^	 ]*\\([	 ]*'
ac_dB='\\)[	 (].*,\\1define\\2'
ac_dC=' '
ac_dD=' ,'

uniq confdefs.h |
  sed -n '
	t rset
	:rset
	s/^[	 ]*#[	 ]*define[	 ][	 ]*//
	t ok
	d
	:ok
	s/[\\&,]/\\&/g
	s/^\('"$ac_word_re"'\)\(([^()]*)\)[	 ]*\(.*\)/ '"$ac_dA"'\1'"$ac_dB"'\2'"${ac_dC}"'\3'"$ac_dD"'/p
	s/^\('"$ac_word_re"'\)[	 ]*\(.*\)/'"$ac_dA"'\1'"$ac_dB$ac_dC"'\2'"$ac_dD"'/p
  ' >>conftest.defines

# Remove the space that was appended to ease matching.
# Then replace #undef with comments.  This is necessary, for
# example, in the case of _POSIX_SOURCE, which is predefined and required
# on some systems where configure will not decide to define it.
# (The regexp can be short, since the line contains either #define or #undef.)
echo 's/ $//
s,^[	 #]*u.*,/* & */,' >>conftest.defines

# Break up conftest.defines:
ac_max_sed_lines=50

# First sed command is:	 sed -f defines.sed $ac_file_inputs >"$tmp/out1"
# Second one is:	 sed -f defines.sed "$tmp/out1" >"$tmp/out2"
# Third one will be:	 sed -f defines.sed "$tmp/out2" >"$tmp/out1"
# et cetera.
ac_in='$ac_file_inputs'
ac_out='"$tmp/out1"'
ac_nxt='"$tmp/out2"'

while :
do
  # Write a here document:
    cat >>$CONFIG_STATUS <<_ACEOF
    # First, check the format of the line:
    cat >"\$tmp/defines.sed" <<\\CEOF
/^[	 ]*#[	 ]*undef[	 ][	 ]*$ac_word_re[	 ]*\$/b def
/^[	 ]*#[	 ]*define[	 ][	 ]*$ac_word_re[(	 ]/b def
b
:def
_ACEOF
  sed ${ac_max_sed_lines}q conftest.defines >>$CONFIG_STATUS
  echo 'CEOF
    sed -f "$tmp/defines.sed"' "$ac_in >$ac_out" >>$CONFIG_STATUS
  ac_in=$ac_out; ac_out=$ac_nxt; ac_nxt=$ac_in
  sed 1,${ac_max_sed_lines}d conftest.defines >conftest.tail
  grep . conftest.tail >/dev/null || break
  rm -f conftest.defines
  mv conftest.tail conftest.defines
done
rm -f conftest.defines conftest.tail

echo "ac_result=$ac_in" >>$CONFIG_STATUS
cat >>$CONFIG_STATUS <<\_ACEOF
  if test x"$ac_file" != x-; then
    echo "/* $configure_input  */" >"$tmp/config.h"
    cat "$ac_result" >>"$tmp/config.h"
    if diff $ac_file "$tmp/config.h" >/dev/null 2>&1; then
      { echo "$as_me:$LINENO: $ac_file is unchanged" >&5
echo "$as_me: $ac_file is unchanged" >&6;}
    else
      rm -f $ac_file
      mv "$tmp/config.h" $ac_file
    fi
  else
    echo "/* $configure_input  */"
    cat "$ac_result"
  fi
  rm -f "$tmp/out12"
 ;;

  :C)  { echo "$as_me:$LINENO: executing $ac_file commands" >&5
echo "$as_me: executing $ac_file commands" >&6;}
 ;;
  esac


  case $ac_file$ac_mode in
    "Makefile":C) ${llvm_src}/autoconf/mkinstalldirs `dirname Makefile`
   ${SHELL} ${llvm_src}/autoconf/install-sh -m 0644 -c ${srcdir}/Makefile Makefile ;;
    "Makefile.common":C) ${llvm_src}/autoconf/mkinstalldirs `dirname Makefile.common`
   ${SHELL} ${llvm_src}/autoconf/install-sh -m 0644 -c ${srcdir}/Makefile.common Makefile.common ;;
    "examples/Makefile":C) ${llvm_src}/autoconf/mkinstalldirs `dirname examples/Makefile`
   ${SHELL} ${llvm_src}/autoconf/install-sh -m 0644 -c ${srcdir}/examples/Makefile examples/Makefile ;;
    "lib/Makefile":C) ${llvm_src}/autoconf/mkinstalldirs `dirname lib/Makefile`
   ${SHELL} ${llvm_src}/autoconf/install-sh -m 0644 -c ${srcdir}/lib/Makefile lib/Makefile ;;
    "runtime/Makefile":C) ${llvm_src}/autoconf/mkinstalldirs `dirname runtime/Makefile`
   ${SHELL} ${llvm_src}/autoconf/install-sh -m 0644 -c ${srcdir}/runtime/Makefile runtime/Makefile ;;
    "test/Makefile":C) ${llvm_src}/autoconf/mkinstalldirs `dirname test/Makefile`
   ${SHELL} ${llvm_src}/autoconf/install-sh -m 0644 -c ${srcdir}/test/Makefile test/Makefile ;;
    "test/Makefile.tests":C) ${llvm_src}/autoconf/mkinstalldirs `dirname test/Makefile.tests`
   ${SHELL} ${llvm_src}/autoconf/install-sh -m 0644 -c ${srcdir}/test/Makefile.tests test/Makefile.tests ;;
    "unittests/Makefile":C) ${llvm_src}/autoconf/mkinstalldirs `dirname unittests/Makefile`
   ${SHELL} ${llvm_src}/autoconf/install-sh -m 0644 -c ${srcdir}/unittests/Makefile unittests/Makefile ;;
    "tools/Makefile":C) ${llvm_src}/autoconf/mkinstalldirs `dirname tools/Makefile`
   ${SHELL} ${llvm_src}/autoconf/install-sh -m 0644 -c ${srcdir}/tools/Makefile tools/Makefile ;;
    "utils/Makefile":C) ${llvm_src}/autoconf/mkinstalldirs `dirname utils/Makefile`
   ${SHELL} ${llvm_src}/autoconf/install-sh -m 0644 -c ${srcdir}/utils/Makefile utils/Makefile ;;
    "projects/Makefile":C) ${llvm_src}/autoconf/mkinstalldirs `dirname projects/Makefile`
   ${SHELL} ${llvm_src}/autoconf/install-sh -m 0644 -c ${srcdir}/projects/Makefile projects/Makefile ;;
    "bindings/Makefile":C) ${llvm_src}/autoconf/mkinstalldirs `dirname bindings/Makefile`
   ${SHELL} ${llvm_src}/autoconf/install-sh -m 0644 -c ${srcdir}/bindings/Makefile bindings/Makefile ;;
    "bindings/ocaml/Makefile.ocaml":C) ${llvm_src}/autoconf/mkinstalldirs `dirname bindings/ocaml/Makefile.ocaml`
   ${SHELL} ${llvm_src}/autoconf/install-sh -m 0644 -c ${srcdir}/bindings/ocaml/Makefile.ocaml bindings/ocaml/Makefile.ocaml ;;

  esac
done # for ac_tag


{ (exit 0); exit 0; }
_ACEOF
chmod +x $CONFIG_STATUS
ac_clean_files=$ac_clean_files_save


# configure is writing to config.log, and then calls config.status.
# config.status does its own redirection, appending to config.log.
# Unfortunately, on DOS this fails, as config.log is still kept open
# by configure, so config.status won't be able to write to it; its
# output is simply discarded.  So we exec the FD to /dev/null,
# effectively closing config.log, so it can be properly (re)opened and
# appended to by config.status.  When coming back to configure, we
# need to make the FD available again.
if test "$no_create" != yes; then
  ac_cs_success=:
  ac_config_status_args=
  test "$silent" = yes &&
    ac_config_status_args="$ac_config_status_args --quiet"
  exec 5>/dev/null
  $SHELL $CONFIG_STATUS $ac_config_status_args || ac_cs_success=false
  exec 5>>config.log
  # Use ||, not &&, to avoid exiting from the if with $? = 1, which
  # would make configure fail if this is the last instruction.
  $ac_cs_success || { (exit 1); exit 1; }
fi

#
# CONFIG_SUBDIRS section.
#
if test "$no_recursion" != yes; then

  # Remove --cache-file and --srcdir arguments so they do not pile up.
  ac_sub_configure_args=
  ac_prev=
  eval "set x $ac_configure_args"
  shift
  for ac_arg
  do
    if test -n "$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=*)
      ;;
    --config-cache | -C)
      ;;
    -srcdir | --srcdir | --srcdi | --srcd | --src | --sr)
      ac_prev=srcdir ;;
    -srcdir=* | --srcdir=* | --srcdi=* | --srcd=* | --src=* | --sr=*)
      ;;
    -prefix | --prefix | --prefi | --pref | --pre | --pr | --p)
      ac_prev=prefix ;;
    -prefix=* | --prefix=* | --prefi=* | --pref=* | --pre=* | --pr=* | --p=*)
      ;;
    *)
      case $ac_arg in
      *\'*) ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;;
      esac
      ac_sub_configure_args="$ac_sub_configure_args '$ac_arg'" ;;
    esac
  done

  # Always prepend --prefix to ensure using the same prefix
  # in subdir configurations.
  ac_arg="--prefix=$prefix"
  case $ac_arg in
  *\'*) ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;;
  esac
  ac_sub_configure_args="$ac_arg $ac_sub_configure_args"

  ac_popdir=`pwd`
  for ac_dir in : $subdirs; do test "x$ac_dir" = x: && continue

    # Do not complain, so a configure script can configure whichever
    # parts of a large source tree are present.
    test -d "$srcdir/$ac_dir" || continue

    ac_msg="=== configuring in $ac_dir (`pwd`/$ac_dir)"
    echo "$as_me:$LINENO: $ac_msg" >&5
    echo "$ac_msg" >&6
    { as_dir="$ac_dir"
  case $as_dir in #(
  -*) as_dir=./$as_dir;;
  esac
  test -d "$as_dir" || { $as_mkdir_p && mkdir -p "$as_dir"; } || {
    as_dirs=
    while :; do
      case $as_dir in #(
      *\'*) as_qdir=`echo "$as_dir" | sed "s/'/'\\\\\\\\''/g"`;; #(
      *) as_qdir=$as_dir;;
      esac
      as_dirs="'$as_qdir' $as_dirs"
      as_dir=`$as_dirname -- "$as_dir" ||
$as_expr X"$as_dir" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \
	 X"$as_dir" : 'X\(//\)[^/]' \| \
	 X"$as_dir" : 'X\(//\)$' \| \
	 X"$as_dir" : 'X\(/\)' \| . 2>/dev/null ||
echo X"$as_dir" |
    sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{
	    s//\1/
	    q
	  }
	  /^X\(\/\/\)[^/].*/{
	    s//\1/
	    q
	  }
	  /^X\(\/\/\)$/{
	    s//\1/
	    q
	  }
	  /^X\(\/\).*/{
	    s//\1/
	    q
	  }
	  s/.*/./; q'`
      test -d "$as_dir" && break
    done
    test -z "$as_dirs" || eval "mkdir $as_dirs"
  } || test -d "$as_dir" || { { echo "$as_me:$LINENO: error: cannot create directory $as_dir" >&5
echo "$as_me: error: cannot create directory $as_dir" >&2;}
   { (exit 1); exit 1; }; }; }
    ac_builddir=.

case "$ac_dir" in
.) ac_dir_suffix= ac_top_builddir_sub=. ac_top_build_prefix= ;;
*)
  ac_dir_suffix=/`echo "$ac_dir" | sed 's,^\.[\\/],,'`
  # A ".." for each directory in $ac_dir_suffix.
  ac_top_builddir_sub=`echo "$ac_dir_suffix" | sed 's,/[^\\/]*,/..,g;s,/,,'`
  case $ac_top_builddir_sub in
  "") ac_top_builddir_sub=. ac_top_build_prefix= ;;
  *)  ac_top_build_prefix=$ac_top_builddir_sub/ ;;
  esac ;;
esac
ac_abs_top_builddir=$ac_pwd
ac_abs_builddir=$ac_pwd$ac_dir_suffix
# for backward compatibility:
ac_top_builddir=$ac_top_build_prefix

case $srcdir in
  .)  # We are building in place.
    ac_srcdir=.
    ac_top_srcdir=$ac_top_builddir_sub
    ac_abs_top_srcdir=$ac_pwd ;;
  [\\/]* | ?:[\\/]* )  # Absolute name.
    ac_srcdir=$srcdir$ac_dir_suffix;
    ac_top_srcdir=$srcdir
    ac_abs_top_srcdir=$srcdir ;;
  *) # Relative name.
    ac_srcdir=$ac_top_build_prefix$srcdir$ac_dir_suffix
    ac_top_srcdir=$ac_top_build_prefix$srcdir
    ac_abs_top_srcdir=$ac_pwd/$srcdir ;;
esac
ac_abs_srcdir=$ac_abs_top_srcdir$ac_dir_suffix


    cd "$ac_dir"

    # Check for guested configure; otherwise get Cygnus style configure.
    if test -f "$ac_srcdir/configure.gnu"; then
      ac_sub_configure=$ac_srcdir/configure.gnu
    elif test -f "$ac_srcdir/configure"; then
      ac_sub_configure=$ac_srcdir/configure
    elif test -f "$ac_srcdir/configure.in"; then
      # This should be Cygnus configure.
      ac_sub_configure=$ac_aux_dir/configure
    else
      { echo "$as_me:$LINENO: WARNING: no configuration information is in $ac_dir" >&5
echo "$as_me: WARNING: no configuration information is in $ac_dir" >&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 name.
	ac_sub_cache_file=$ac_top_build_prefix$cache_file ;;
      esac

      { echo "$as_me:$LINENO: running $SHELL $ac_sub_configure $ac_sub_configure_args --cache-file=$ac_sub_cache_file --srcdir=$ac_srcdir" >&5
echo "$as_me: running $SHELL $ac_sub_configure $ac_sub_configure_args --cache-file=$ac_sub_cache_file --srcdir=$ac_srcdir" >&6;}
      # The eval makes quoting arguments work.
      eval "\$SHELL \"\$ac_sub_configure\" $ac_sub_configure_args \
	   --cache-file=\"\$ac_sub_cache_file\" --srcdir=\"\$ac_srcdir\"" ||
	{ { echo "$as_me:$LINENO: error: $ac_sub_configure failed for $ac_dir" >&5
echo "$as_me: error: $ac_sub_configure failed for $ac_dir" >&2;}
   { (exit 1); exit 1; }; }
    fi

    cd "$ac_popdir"
  done
fi