diff options
Diffstat (limited to 'src/libexpr')
| -rw-r--r-- | src/libexpr/primops.cc | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/src/libexpr/primops.cc b/src/libexpr/primops.cc index 989a68682204..dce56c9a217c 100644 --- a/src/libexpr/primops.cc +++ b/src/libexpr/primops.cc @@ -590,10 +590,11 @@ static Expr prim_toFile(EvalState & state, const ATermVector & args) PathSet refs; for (PathSet::iterator i = context.begin(); i != context.end(); ++i) { - if (isDerivation(*i)) + Path path = *i; + if (path.at(0) == '=') path = string(path, 1); + if (isDerivation(path)) throw EvalError(format("in `toFile': the file `%1%' cannot refer to derivation outputs") % name); - /* !!! */ - refs.insert(*i); + refs.insert(path); } Path storePath = readOnlyMode |