diff options
Diffstat (limited to 'configure')
| -rwxr-xr-x | configure | 158 |
1 files changed, 65 insertions, 93 deletions
diff --git a/configure b/configure index 2d3b3946b9..086d6fba7a 100755 --- a/configure +++ b/configure @@ -4155,24 +4155,6 @@ OBJCOPY=`$CC -print-prog-name=objcopy` GPROF=`$CC -print-prog-name=gprof` -{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $LD is GNU ld" >&5 -$as_echo_n "checking whether $LD is GNU ld... " >&6; } -if ${libc_cv_prog_ld_gnu+:} false; then : - $as_echo_n "(cached) " >&6 -else - # Most GNU programs take a -v and spit out some text including -# the word 'GNU'. Some try to read stdin, so give them /dev/null. -if $LD -o conftest -v </dev/null 2>&1 | grep GNU > /dev/null 2>&1; then - libc_cv_prog_ld_gnu=yes -else - libc_cv_prog_ld_gnu=no -fi -rm -fr contest* -fi -{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_prog_ld_gnu" >&5 -$as_echo "$libc_cv_prog_ld_gnu" >&6; } -gnu_ld=$libc_cv_prog_ld_gnu - # Accept binutils 2.25 or newer. for ac_prog in $AS @@ -6037,30 +6019,28 @@ fi { $as_echo "$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 - cat > conftest.c <<EOF +cat > conftest.c <<EOF int _start (void) { return 42; } EOF - if { ac_try='${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS $no_ssp - -Wl,-z,execstack -nostdlib -nostartfiles - -fPIC -shared -o conftest.so conftest.c - 1>&5' +if { ac_try='${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS $no_ssp + -Wl,-z,execstack -nostdlib -nostartfiles + -fPIC -shared -o conftest.so conftest.c + 1>&5' { { eval echo "\"\$as_me\":${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 - if ${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS $no_ssp -Wl,-z,execstack -nostdlib \ - -nostartfiles -fPIC -shared -o conftest.so conftest.c 2>&1 \ - | grep "warning: -z execstack ignored" > /dev/null 2>&1; then - true - else - libc_linker_feature=yes - fi +then + if ${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS $no_ssp -Wl,-z,execstack -nostdlib \ + -nostartfiles -fPIC -shared -o conftest.so conftest.c 2>&1 \ + | grep "warning: -z execstack ignored" > /dev/null 2>&1; then + true + else + libc_linker_feature=yes fi - rm -f conftest* fi +rm -f conftest* if test $libc_linker_feature = yes; then libc_cv_z_execstack=yes else @@ -6073,30 +6053,28 @@ $as_echo "$libc_linker_feature" >&6; } { $as_echo "$as_me:${as_lineno-$LINENO}: checking for linker that supports -z start-stop-gc" >&5 $as_echo_n "checking for linker that supports -z start-stop-gc... " >&6; } libc_linker_feature=no -if test x"$gnu_ld" = x"yes"; then - cat > conftest.c <<EOF +cat > conftest.c <<EOF int _start (void) { return 42; } EOF - if { ac_try='${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS $no_ssp - -Wl,-z,start-stop-gc -nostdlib -nostartfiles - -fPIC -shared -o conftest.so conftest.c - 1>&5' +if { ac_try='${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS $no_ssp + -Wl,-z,start-stop-gc -nostdlib -nostartfiles + -fPIC -shared -o conftest.so conftest.c + 1>&5' { { eval echo "\"\$as_me\":${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 - if ${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS $no_ssp -Wl,-z,start-stop-gc -nostdlib \ - -nostartfiles -fPIC -shared -o conftest.so conftest.c 2>&1 \ - | grep "warning: -z start-stop-gc ignored" > /dev/null 2>&1; then - true - else - libc_linker_feature=yes - fi +then + if ${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS $no_ssp -Wl,-z,start-stop-gc -nostdlib \ + -nostartfiles -fPIC -shared -o conftest.so conftest.c 2>&1 \ + | grep "warning: -z start-stop-gc ignored" > /dev/null 2>&1; then + true + else + libc_linker_feature=yes fi - rm -f conftest* fi +rm -f conftest* if test $libc_linker_feature = yes; then libc_cv_z_start_stop_gc=yes else @@ -6110,30 +6088,28 @@ have-z-start-stop-gc = $libc_cv_z_start_stop_gc" { $as_echo "$as_me:${as_lineno-$LINENO}: checking for linker that supports --depaudit" >&5 $as_echo_n "checking for linker that supports --depaudit... " >&6; } libc_linker_feature=no -if test x"$gnu_ld" = x"yes"; then - cat > conftest.c <<EOF +cat > conftest.c <<EOF int _start (void) { return 42; } EOF - if { ac_try='${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS $no_ssp - -Wl,--depaudit,x -nostdlib -nostartfiles - -fPIC -shared -o conftest.so conftest.c - 1>&5' +if { ac_try='${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS $no_ssp + -Wl,--depaudit,x -nostdlib -nostartfiles + -fPIC -shared -o conftest.so conftest.c + 1>&5' { { eval echo "\"\$as_me\":${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 - if ${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS $no_ssp -Wl,--depaudit,x -nostdlib \ - -nostartfiles -fPIC -shared -o conftest.so conftest.c 2>&1 \ - | grep "warning: --depaudit ignored" > /dev/null 2>&1; then - true - else - libc_linker_feature=yes - fi +then + if ${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS $no_ssp -Wl,--depaudit,x -nostdlib \ + -nostartfiles -fPIC -shared -o conftest.so conftest.c 2>&1 \ + | grep "warning: --depaudit ignored" > /dev/null 2>&1; then + true + else + libc_linker_feature=yes fi - rm -f conftest* fi +rm -f conftest* if test $libc_linker_feature = yes; then libc_cv_depaudit=yes else @@ -6147,30 +6123,28 @@ have-depaudit = $libc_cv_depaudit" { $as_echo "$as_me:${as_lineno-$LINENO}: checking for linker that supports -z pack-relative-relocs" >&5 $as_echo_n "checking for linker that supports -z pack-relative-relocs... " >&6; } libc_linker_feature=no -if test x"$gnu_ld" = x"yes"; then - cat > conftest.c <<EOF +cat > conftest.c <<EOF int _start (void) { return 42; } EOF - if { ac_try='${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS $no_ssp - -Wl,-z,pack-relative-relocs -nostdlib -nostartfiles - -fPIC -shared -o conftest.so conftest.c - 1>&5' +if { ac_try='${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS $no_ssp + -Wl,-z,pack-relative-relocs -nostdlib -nostartfiles + -fPIC -shared -o conftest.so conftest.c + 1>&5' { { eval echo "\"\$as_me\":${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 - if ${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS $no_ssp -Wl,-z,pack-relative-relocs -nostdlib \ - -nostartfiles -fPIC -shared -o conftest.so conftest.c 2>&1 \ - | grep "warning: -z pack-relative-relocs ignored" > /dev/null 2>&1; then - true - else - libc_linker_feature=yes - fi +then + if ${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS $no_ssp -Wl,-z,pack-relative-relocs -nostdlib \ + -nostartfiles -fPIC -shared -o conftest.so conftest.c 2>&1 \ + | grep "warning: -z pack-relative-relocs ignored" > /dev/null 2>&1; then + true + else + libc_linker_feature=yes fi - rm -f conftest* fi +rm -f conftest* if test $libc_linker_feature = yes; then libc_cv_dt_relr=yes else @@ -6184,30 +6158,28 @@ have-dt-relr = $libc_cv_dt_relr" { $as_echo "$as_me:${as_lineno-$LINENO}: checking for linker that supports --no-dynamic-linker" >&5 $as_echo_n "checking for linker that supports --no-dynamic-linker... " >&6; } libc_linker_feature=no -if test x"$gnu_ld" = x"yes"; then - cat > conftest.c <<EOF +cat > conftest.c <<EOF int _start (void) { return 42; } EOF - if { ac_try='${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS $no_ssp - -Wl,--no-dynamic-linker -nostdlib -nostartfiles - -fPIC -shared -o conftest.so conftest.c - 1>&5' +if { ac_try='${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS $no_ssp + -Wl,--no-dynamic-linker -nostdlib -nostartfiles + -fPIC -shared -o conftest.so conftest.c + 1>&5' { { eval echo "\"\$as_me\":${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 - if ${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS $no_ssp -Wl,--no-dynamic-linker -nostdlib \ - -nostartfiles -fPIC -shared -o conftest.so conftest.c 2>&1 \ - | grep "warning: --no-dynamic-linker ignored" > /dev/null 2>&1; then - true - else - libc_linker_feature=yes - fi +then + if ${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS $no_ssp -Wl,--no-dynamic-linker -nostdlib \ + -nostartfiles -fPIC -shared -o conftest.so conftest.c 2>&1 \ + | grep "warning: --no-dynamic-linker ignored" > /dev/null 2>&1; then + true + else + libc_linker_feature=yes fi - rm -f conftest* fi +rm -f conftest* if test $libc_linker_feature = yes; then libc_cv_no_dynamic_linker=yes else |