diff options
Diffstat (limited to 'libbuild2/target.txx')
| -rw-r--r-- | libbuild2/target.txx | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/libbuild2/target.txx b/libbuild2/target.txx index ef14cf5..777653a 100644 --- a/libbuild2/target.txx +++ b/libbuild2/target.txx @@ -188,9 +188,10 @@ namespace build2 { if (auto* ns = cast_null<names> (vars[ctx.var_export_metadata])) { - // Metadata variable prefix is in the second name. + // Metadata variable prefix must be in the second name. // - assert (ns->size () == 2 && (*ns)[1].simple ()); + if (ns->size () < 2 || !(*ns)[1].simple ()) + fail << "invalid metadata variable prefix in target " << *this; return cast_null<T> (vars[(*ns)[1].value + '.' + var]); } |