diff options
Diffstat (limited to 'configure')
| -rwxr-xr-x | configure | 140 |
1 files changed, 80 insertions, 60 deletions
diff --git a/configure b/configure index 1927ce81c6..ff2d34ca9c 100755 --- a/configure +++ b/configure @@ -6235,86 +6235,101 @@ if test $libc_cv_cc_with_libunwind = yes; then fi -{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for -z nodelete option" >&5 -$as_echo_n "checking for -z nodelete option... " >&6; } -if ${libc_cv_z_nodelete+:} false; then : - $as_echo_n "(cached) " >&6 -else - cat > conftest.c <<EOF +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for linker that supports -z nodelete" >&5 +$as_echo_n "checking for linker that supports -z nodelete... " >&6; } +libc_linker_feature=no +if test x"$gnu_ld" = x"yes"; then + libc_linker_check=`$LD -v --help 2>/dev/null | grep "\-z nodelete"` + if test -n "$libc_linker_check"; then + cat > conftest.c <<EOF int _start (void) { return 42; } EOF -if { ac_try='${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS - -fPIC -shared -o conftest.so conftest.c - -nostartfiles -nostdlib - -Wl,--enable-new-dtags,-z,nodelete 1>&5' + if { ac_try='${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS + -Wl,--enable-new-dtags,-z,nodelete -nostdlib -nostartfiles + -fPIC -shared -o conftest.so conftest.c + 1>&5' { { eval echo "\"\$as_me\":${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 + then + libc_linker_feature=yes + fi + rm -f conftest* + fi +fi +if test $libc_linker_feature = yes; then libc_cv_z_nodelete=yes else as_fn_error $? "linker with -z nodelete support required" "$LINENO" 5 fi -rm -f conftest* -fi -{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_z_nodelete" >&5 -$as_echo "$libc_cv_z_nodelete" >&6; } +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_linker_feature" >&5 +$as_echo "$libc_linker_feature" >&6; } -{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for -z nodlopen option" >&5 -$as_echo_n "checking for -z nodlopen option... " >&6; } -if ${libc_cv_z_nodlopen+:} false; then : - $as_echo_n "(cached) " >&6 -else - cat > conftest.c <<EOF +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for linker that supports -z nodlopen" >&5 +$as_echo_n "checking for linker that supports -z nodlopen... " >&6; } +libc_linker_feature=no +if test x"$gnu_ld" = x"yes"; then + libc_linker_check=`$LD -v --help 2>/dev/null | grep "\-z nodlopen"` + if test -n "$libc_linker_check"; then + cat > conftest.c <<EOF int _start (void) { return 42; } EOF -if { ac_try='${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS - -fPIC -shared -o conftest.so conftest.c - -nostartfiles -nostdlib - -Wl,--enable-new-dtags,-z,nodlopen 1>&5' + if { ac_try='${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS + -Wl,--enable-new-dtags,-z,nodlopen -nostdlib -nostartfiles + -fPIC -shared -o conftest.so conftest.c + 1>&5' { { eval echo "\"\$as_me\":${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 + then + libc_linker_feature=yes + fi + rm -f conftest* + fi +fi +if test $libc_linker_feature = yes; then libc_cv_z_nodlopen=yes else as_fn_error $? "linker with -z nodlopen support required" "$LINENO" 5 fi -rm -f conftest* -fi -{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_z_nodlopen" >&5 -$as_echo "$libc_cv_z_nodlopen" >&6; } +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_linker_feature" >&5 +$as_echo "$libc_linker_feature" >&6; } -{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for -z initfirst option" >&5 -$as_echo_n "checking for -z initfirst option... " >&6; } -if ${libc_cv_z_initfirst+:} false; then : - $as_echo_n "(cached) " >&6 -else - cat > conftest.c <<EOF +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for linker that supports -z initfirst" >&5 +$as_echo_n "checking for linker that supports -z initfirst... " >&6; } +libc_linker_feature=no +if test x"$gnu_ld" = x"yes"; then + libc_linker_check=`$LD -v --help 2>/dev/null | grep "\-z initfirst"` + if test -n "$libc_linker_check"; then + cat > conftest.c <<EOF int _start (void) { return 42; } EOF -if { ac_try='${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS - -fPIC -shared -o conftest.so conftest.c - -nostartfiles -nostdlib - -Wl,--enable-new-dtags,-z,initfirst 1>&5' + if { ac_try='${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS + -Wl,--enable-new-dtags,-z,initfirst -nostdlib -nostartfiles + -fPIC -shared -o conftest.so conftest.c + 1>&5' { { eval echo "\"\$as_me\":${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 + then + libc_linker_feature=yes + fi + rm -f conftest* + fi +fi +if test $libc_linker_feature = yes; then libc_cv_z_initfirst=yes else as_fn_error $? "linker with -z initfirst support required" "$LINENO" 5 fi -rm -f conftest* -fi -{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_z_initfirst" >&5 -$as_echo "$libc_cv_z_initfirst" >&6; } +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_linker_feature" >&5 +$as_echo "$libc_linker_feature" >&6; } # Add-on fragments can set these for other machines. libc_commonpagesize=${libc_commonpagesize:-no} @@ -6511,32 +6526,37 @@ if test "$libc_cv_z_combreloc" = yes; then fi -{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for -z execstack" >&5 -$as_echo_n "checking for -z execstack... " >&6; } -if ${libc_cv_z_execstack+:} false; then : - $as_echo_n "(cached) " >&6 -else - cat > conftest.c <<EOF +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for linker that supports -z execstack" >&5 +$as_echo_n "checking for linker that supports -z execstack... " >&6; } +libc_linker_feature=no +if test x"$gnu_ld" = x"yes"; then + libc_linker_check=`$LD -v --help 2>/dev/null | grep "\-z execstack"` + if test -n "$libc_linker_check"; then + cat > conftest.c <<EOF int _start (void) { return 42; } EOF -if { ac_try='${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS - -fPIC -shared -o conftest.so conftest.c - -Wl,-z,execstack -nostdlib - 1>&5' + if { ac_try='${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS + -Wl,-z,execstack -nostdlib -nostartfiles + -fPIC -shared -o conftest.so conftest.c + 1>&5' { { eval echo "\"\$as_me\":${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 + then + libc_linker_feature=yes + fi + rm -f conftest* + fi +fi +if test $libc_linker_feature = yes; then libc_cv_z_execstack=yes else libc_cv_z_execstack=no fi -rm -f conftest* -fi -{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_z_execstack" >&5 -$as_echo "$libc_cv_z_execstack" >&6; } +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_linker_feature" >&5 +$as_echo "$libc_linker_feature" >&6; } { $as_echo "$as_me:${as_lineno-$LINENO}: checking for -fpie" >&5 |