glibc/ports/sysdeps/alpha/configure

# as_fn_set_status STATUS
# -----------------------
# Set $? to STATUS, without forking.
as_fn_set_status ()
{
  return $1
} # as_fn_set_status

# as_fn_exit STATUS
# -----------------
# Exit the shell with STATUS, even in a "trap 0" or "set -e" context.
as_fn_exit ()
{
  set +e
  as_fn_set_status $1
  exit $1
} # as_fn_exit
if expr a : '\(a\)' >/dev/null 2>&1 &&
   test "X`expr 00001 : '.*\(...\)'`" = X001; then
  as_expr=expr
else
  as_expr=false
fi

if (basename -- /) >/dev/null 2>&1 && test "X`basename -- / 2>&1`" = "X/"; then
  as_basename=basename
else
  as_basename=false
fi

as_me=`$as_basename -- "$0" ||
$as_expr X/"$0" : '.*/\([^/][^/]*\)/*$' \| \
	 X"$0" : 'X\(//\)$' \| \
	 X"$0" : 'X\(/\)' \| . 2>/dev/null ||
$as_echo X/"$0" |
    sed '/^.*\/\([^/][^/]*\)\/*$/{
	    s//\1/
	    q
	  }
	  /^X\/\(\/\/\)$/{
	    s//\1/
	    q
	  }
	  /^X\/\(\/\).*/{
	    s//\1/
	    q
	  }
	  s/.*/./; q'`


  as_lineno_1=$LINENO as_lineno_1a=$LINENO
  as_lineno_2=$LINENO as_lineno_2a=$LINENO
  eval 'test "x$as_lineno_1'$as_run'" != "x$as_lineno_2'$as_run'" &&
  test "x`expr $as_lineno_1'$as_run' + 1`" = "x$as_lineno_2'$as_run'"' || {
  # Blame Lee E. McMahon (1931-1989) for sed's syntax.  :-)
  sed -n '
    p
    /[$]LINENO/=
  ' <$as_myself |
    sed '
      s/[$]LINENO.*/&-/
      t lineno
      b
      :lineno
      N
      :loop
      s/[$]LINENO\([^'$as_cr_alnum'_].*\n\)\(.*\)/\2\1\2/
      t loop
      s/-\n.*//
    ' >$as_me.lineno &&
  chmod +x "$as_me.lineno" ||
    { $as_echo "$as_me: error: cannot create $as_me.lineno; rerun with a POSIX shell" >&2; as_fn_exit 1; }

  # Don't try to exec as it changes $[0], causing all sort of problems
  # (the dirname of $[0] is not the place where we might find the
  # original and so on.  Autoconf is especially sensitive to this).
  . "./$as_me.lineno"
  # Exit status is that of the last command.
  exit
}

# This file is generated from configure.in by Autoconf.  DO NOT EDIT!
 # Local configure fragment for sysdeps/alpha.

# Check for support of thread-local storage handling in assembler and linker.
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for Alpha TLS support" >&5
$as_echo_n "checking for Alpha TLS support... " >&6; }
if ${libc_cv_alpha_tls+:} false; then :
  $as_echo_n "(cached) " >&6
else
  cat > conftest.s <<\EOF
	.section ".tdata", "awT", @progbits
	.globl foo
foo:	.quad	1
	.section ".tbss", "awT", @nobits
	.globl bar
bar:	.skip	8
	.text
baz:
	.set nomacro
	ldq	$27, __tls_get_addr($29)	!literal!1
	ldq	$16, a($29)			!tlsgd!1
	jsr	$26, ($27), __tls_get_addr	!lituse_tlsgd!1

	jsr	$26, ($27), __tls_get_addr	!lituse_tlsldm!2
	ldq	$27, __tls_get_addr($29)	!literal!2
	ldq	$16, b($29)			!tlsldm!2

	ldq	$16, c($29)			!tlsgd
	ldq	$16, d($29)			!tlsldm

	ldq	$16, e($29)			!tlsgd!3
	ldq	$16, f($29)			!tlsldm!4

	ldq	$16, g($29)			!gotdtprel
	ldah	$16, h($31)			!dtprelhi
	lda	$16, i($16)			!dtprello
	lda	$16, j($31)			!dtprel

	ldq	$16, k($29)			!gottprel
	ldah	$16, l($31)			!tprelhi
	lda	$16, m($16)			!tprello
	lda	$16, n($31)			!tprel
EOF
if { ac_try='${CC-cc} -c $CFLAGS conftest.s 1>&5'
  { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5
  (eval $ac_try) 2>&5
  ac_status=$?
  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
  test $ac_status = 0; }; }; then
  libc_cv_alpha_tls=yes
else
  libc_cv_alpha_tls=no
fi
rm -f conftest*
fi
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_alpha_tls" >&5
$as_echo "$libc_cv_alpha_tls" >&6; }
if test $libc_cv_alpha_tls = no; then
  as_fn_error $? "the assembler must support TLS" "$LINENO" 5
fi

{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for GP relative module local relocs" >&5
$as_echo_n "checking for GP relative module local relocs... " >&6; }
if ${libc_cv_alpha_hidden_gprel+:} false; then :
  $as_echo_n "(cached) " >&6
else
  cat > conftest.c <<\EOF
static volatile int bar;
int baz __attribute__((visibility("hidden")));
int f(void) { return bar + baz; }
EOF

libc_cv_alpha_hidden_gprel=no
if { ac_try='${CC-cc} -S $CFLAGS -O2 -fpic conftest.c 1>&5'
  { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5
  (eval $ac_try) 2>&5
  ac_status=$?
  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
  test $ac_status = 0; }; }; then
  if grep -q 'bar.*!gprel' conftest.s \
     && grep -q 'baz.*!gprel' conftest.s \
     && ! grep -q 'bar.*!literal' conftest.s \
     && ! grep -q 'baz.*!literal' conftest.s; then
    libc_cv_alpha_hidden_gprel=yes
  fi
fi
rm -f conftest*
fi
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_alpha_hidden_gprel" >&5
$as_echo "$libc_cv_alpha_hidden_gprel" >&6; }
if test $libc_cv_alpha_hidden_gprel = yes; then
  $as_echo "#define PI_STATIC_AND_HIDDEN 1" >>confdefs.h

fi