s3:configure: add --enable-as-needed

On some broken systems like RHEL5, we need to be able
to disable --as-needed.

metze

diff --git a/source3/configure.in b/source3/configure.in
index 7ba72bf26c3ee2833c6e0c6c9b641bdfea4db308..5283d8f99a2366d6a8b65770c407dafb3241bfda 100644 (file)
--- a/source3/configure.in
+++ b/source3/configure.in
@@ -1746,7 +1746,12 @@ fi
 
 AC_MSG_RESULT($BLDSHARED)
 
-for flags in "-Wl,--as-needed" "-Wl,-z,ignore" "-z ignore" ; do
+AC_ARG_ENABLE(as-needed,
+             [AS_HELP_STRING([--enable-as-needed],
+             [Turn on as-needed support if available (default=yes)])])
+
+if test "x$enable_as_needed" != xno; then
+    for flags in "-Wl,--as-needed" "-Wl,-z,ignore" "-z ignore" ; do
        saved_ldflags="$LDFLAGS"
        AC_MSG_CHECKING([if $flags works])
        LDFLAGS="$flags $saved_ldflags"
@@ -1757,7 +1762,8 @@ for flags in "-Wl,--as-needed" "-Wl,-z,ignore" "-z ignore" ; do
                AC_MSG_RESULT([no]))
        LDFLAGS="$LD_AS_NEEDED_FLAG $saved_ldflags"
        test x"$ld_as_needed_flag_found" = xyes && break
-done
+    done
+fi
 
 # for historical reasons almost all linkers don't complain about unresolved
 # symbols in shared libs. Except for the internal samba modules we want to get