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* configure.ac: Always set RDYNAMIC at least as `-rdynamic'.
	* configure: Regenerate.
This commit is contained in:
Jan Kratochvil
2010-06-23 10:12:14 +00:00
parent 3fe1017350
commit 38f6b338fd
3 changed files with 79 additions and 103 deletions
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5
gdb/ChangeLog
View File

@ -1,3 +1,8 @@
2010-06-23 Jan Kratochvil <jan.kratochvil@redhat.com>
* configure.ac: Always set RDYNAMIC at least as `-rdynamic'.
* configure: Regenerate.
2010-06-22 Hui Zhu <teawater@gmail.com>
* i386-tdep.c (i386_record_lea_modrm): Change warning to query.

40
gdb/configure vendored
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@ -14186,18 +14186,17 @@ $as_echo "$gdb_cv_bigtoc" >&6; }
;;
esac
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for the dynamic export flag" >&5
$as_echo_n "checking for the dynamic export flag... " >&6; }
dynamic_list=false
if test "${gdb_native}" = yes; then
if test "$GCC" = "yes" ; then
# The dynamically loaded libthread_db needs access to symbols in the gdb
# executable. Older GNU ld supports --export-dynamic but --dynamic-list
# may not be supported there.
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for the dynamic export flag" >&5
$as_echo_n "checking for the dynamic export flag... " >&6; }
old_LDFLAGS="$LDFLAGS"
# Older GNU ld supports --export-dynamic but --dynamic-list it does not.
RDYNAMIC="-Wl,--dynamic-list=${srcdir}/proc-service.list"
LDFLAGS="$LDFLAGS $RDYNAMIC"
dynamic_list=false
if test "${have_libpython}" = no; then
cat confdefs.h - <<_ACEOF >conftest.$ac_ext
/* end confdefs.h. */
@ -14249,39 +14248,18 @@ fi
CFLAGS="$old_CFLAGS"
fi
if $dynamic_list;then
LDFLAGS="$old_LDFLAGS"
fi
if $dynamic_list; then
found="-Wl,--dynamic-list"
RDYNAMIC='-Wl,--dynamic-list=$(srcdir)/proc-service.list'
else
RDYNAMIC="-rdynamic"
LDFLAGS="$old_LDFLAGS $RDYNAMIC"
cat confdefs.h - <<_ACEOF >conftest.$ac_ext
/* end confdefs.h. */
int
main ()
{
;
return 0;
}
_ACEOF
if ac_fn_c_try_link "$LINENO"; then :
found="-rdynamic"
else
found="no"
# Error on its usage by .mh file.
RDYNAMIC="no-rdynamic-available"
found="-rdynamic"
RDYNAMIC="-rdynamic"
fi
rm -f core conftest.err conftest.$ac_objext \
conftest$ac_exeext conftest.$ac_ext
fi
LDFLAGS="$old_LDFLAGS"
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $found" >&5
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $found" >&5
$as_echo "$found" >&6; }
fi
fi
if test ${build} = ${host} -a ${host} = ${target} ; then

25
gdb/configure.ac
View File

@ -1453,17 +1453,16 @@ aix*)
;;
esac
AC_MSG_CHECKING(for the dynamic export flag)
dynamic_list=false
if test "${gdb_native}" = yes; then
if test "$GCC" = "yes" ; then
# The dynamically loaded libthread_db needs access to symbols in the gdb
# executable. Older GNU ld supports --export-dynamic but --dynamic-list
# may not be supported there.
AC_MSG_CHECKING(for the dynamic export flag)
old_LDFLAGS="$LDFLAGS"
# Older GNU ld supports --export-dynamic but --dynamic-list it does not.
RDYNAMIC="-Wl,--dynamic-list=${srcdir}/proc-service.list"
LDFLAGS="$LDFLAGS $RDYNAMIC"
dynamic_list=false
if test "${have_libpython}" = no; then
AC_TRY_LINK([], [], [dynamic_list=true])
else
@ -1484,23 +1483,17 @@ if test "${gdb_native}" = yes; then
[dynamic_list=true], [], [true])
CFLAGS="$old_CFLAGS"
fi
if $dynamic_list;then
LDFLAGS="$old_LDFLAGS"
fi
if $dynamic_list; then
found="-Wl,--dynamic-list"
RDYNAMIC='-Wl,--dynamic-list=$(srcdir)/proc-service.list'
else
else
found="-rdynamic"
RDYNAMIC="-rdynamic"
LDFLAGS="$old_LDFLAGS $RDYNAMIC"
AC_TRY_LINK([], [],
[found="-rdynamic"],
[found="no"
# Error on its usage by .mh file.
RDYNAMIC="no-rdynamic-available"])
fi
AC_SUBST(RDYNAMIC)
LDFLAGS="$old_LDFLAGS"
AC_MSG_RESULT($found)
fi
fi
AC_SUBST(RDYNAMIC)
AC_MSG_RESULT($found)
dnl For certain native configurations, we need to check whether thread
dnl support can be built in or not.