test -z "$AR" && AR=ar
if test -n "$plugin_option"; then
if $AR --help 2>&1 | grep -q "\--plugin"; then
- AR="$AR $plugin_option"
+ touch conftest.c
+ $AR $plugin_option rc conftest.a conftest.c
+ if test "$?" != 0; then
+ AC_MSG_WARN([Failed: $AR $plugin_option rc])
+ else
+ AR="$AR $plugin_option"
+ fi
+ rm -f conftest.*
fi
fi
test -z "$AR_FLAGS" && AR_FLAGS=cru