glibc/sysdeps/powerpc/powerpc32/configure
2012-10-09 15:41:30 -07:00

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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:${as_lineno-$LINENO}: checking for R_PPC_REL16 gas support" >&5
$as_echo_n "checking for R_PPC_REL16 gas support... " >&6; }
if ${libc_cv_ppc_rel16+:} false; 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 $CFLAGS conftest.s 1>&5'
{ { eval echo "\"\$as_me\":${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_ppc_rel16=yes
else
libc_cv_ppc_rel16=no
fi
rm -f conftest*
fi
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_ppc_rel16" >&5
$as_echo "$libc_cv_ppc_rel16" >&6; }
if test $libc_cv_ppc_rel16 = no; then
as_fn_error $? "R_PPC_REL16 is not supported. Binutils is too old." "$LINENO" 5
fi
# See whether GCC uses -msecure-plt.
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for -msecure-plt by default" >&5
$as_echo_n "checking for -msecure-plt by default... " >&6; }
if ${libc_cv_ppc_secure_plt+:} false; 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 $CFLAGS conftest.c -fpic -o conftest.s 1>&5'
{ { eval echo "\"\$as_me\":${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 '_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:${as_lineno-$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
$as_echo "#define HAVE_PPC_SECURE_PLT 1" >>confdefs.h
fi