glibc/sysdeps/powerpc/powerpc32/configure
2010-02-12 07:55:01 -08:00

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# This file is generated from configure.in by Autoconf. DO NOT EDIT!
# Local configure fragment for sysdeps/powerpc/powerpc32.
# See whether gas has R_PPC_REL16 relocs.
{ $as_echo "$as_me:$LINENO: checking for R_PPC_REL16 gas support" >&5
$as_echo_n "checking for R_PPC_REL16 gas support... " >&6; }
if test "${libc_cv_ppc_rel16+set}" = set; then
$as_echo_n "(cached) " >&6
else
cat > conftest.s <<\EOF
.text
addis 11,30,_GLOBAL_OFFSET_TABLE_-.@ha
EOF
if { ac_try='${CC-cc} -c $CFLAGS conftest.s 1>&5'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
$as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); }; }; then
libc_cv_ppc_rel16=yes
else
libc_cv_ppc_rel16=no
fi
rm -f conftest*
fi
{ $as_echo "$as_me:$LINENO: result: $libc_cv_ppc_rel16" >&5
$as_echo "$libc_cv_ppc_rel16" >&6; }
if test $libc_cv_ppc_rel16 = no; then
{ { $as_echo "$as_me:$LINENO: error: R_PPC_REL16 is not supported. Binutils is too old." >&5
$as_echo "$as_me: error: R_PPC_REL16 is not supported. Binutils is too old." >&2;}
{ (exit 1); exit 1; }; }
fi
# See whether GCC uses -msecure-plt.
{ $as_echo "$as_me:$LINENO: checking for -msecure-plt by default" >&5
$as_echo_n "checking for -msecure-plt by default... " >&6; }
if test "${libc_cv_ppc_secure_plt+set}" = set; then
$as_echo_n "(cached) " >&6
else
echo 'int foo (void) { extern int bar; return bar; }' > conftest.c
libc_cv_ppc_secure_plt=no
if { ac_try='${CC-cc} -S $CFLAGS conftest.c -fpic -o conftest.s 1>&5'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
$as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); }; }; then
if grep '_GLOBAL_OFFSET_TABLE_-.*@ha' conftest.s > /dev/null 2>&1; then
libc_cv_ppc_secure_plt=yes
fi
fi
rm -rf conftest*
fi
{ $as_echo "$as_me:$LINENO: result: $libc_cv_ppc_secure_plt" >&5
$as_echo "$libc_cv_ppc_secure_plt" >&6; }
if test $libc_cv_ppc_secure_plt = yes; then
cat >>confdefs.h <<\_ACEOF
#define HAVE_PPC_SECURE_PLT 1
_ACEOF
fi