diff options
| -rw-r--r-- | ChangeLog | 5 | ||||
| -rwxr-xr-x | configure | 15 | ||||
| -rw-r--r-- | configure.in | 8 |
3 files changed, 21 insertions, 7 deletions
@@ -1,3 +1,8 @@ +2004-09-20 Jakub Jelinek <jakub@redhat.com> + + * configure.in (libc_cv_z_relro): Only set to yes if linker script + contains DATA_SEGMENT_RELRO_END. + 2004-09-20 Ulrich Drepper <drepper@redhat.com> * elf/dl-load.c (_dl_map_object_from_fd): Add some error checking. @@ -5549,16 +5549,23 @@ echo $ECHO_N "checking for -z relro option... $ECHO_C" >&6 if test "${libc_cv_z_relro+set}" = set; then echo $ECHO_N "(cached) $ECHO_C" >&6 else - if { ac_try='${CC-cc} -v --help 2>&1|grep "z relro" 1>&5' + libc_cv_z_relro=no + if { ac_try='${CC-cc} -v --help 2>&1|grep "z relro" 1>&5' { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5 (eval $ac_try) 2>&5 ac_status=$? echo "$as_me:$LINENO: \$? = $ac_status" >&5 (exit $ac_status); }; } then - libc_cv_z_relro=yes - else - libc_cv_z_relro=no + if { ac_try='${CC-cc} -Wl,--verbose 2>&1|grep DATA_SEGMENT_RELRO_END 1>&5' + { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5 + (eval $ac_try) 2>&5 + ac_status=$? + echo "$as_me:$LINENO: \$? = $ac_status" >&5 + (exit $ac_status); }; } + then + libc_cv_z_relro=yes + fi fi fi echo "$as_me:$LINENO: result: $libc_cv_z_relro" >&5 diff --git a/configure.in b/configure.in index 235b6d2..19b8ba5 100644 --- a/configure.in +++ b/configure.in @@ -1325,11 +1325,13 @@ EOF AC_CACHE_CHECK(for -z relro option, libc_cv_z_relro, [dnl + libc_cv_z_relro=no if AC_TRY_COMMAND([${CC-cc} -v --help 2>&1|grep "z relro" 1>&AS_MESSAGE_LOG_FD]) then - libc_cv_z_relro=yes - else - libc_cv_z_relro=no + if AC_TRY_COMMAND([${CC-cc} -Wl,--verbose 2>&1|grep DATA_SEGMENT_RELRO_END 1>&AS_MESSAGE_LOG_FD]) + then + libc_cv_z_relro=yes + fi fi]) AC_SUBST(libc_cv_z_relro) if test $libc_cv_z_relro = yes; then |