diff options
Diffstat (limited to 'paludis/args/args_visitor.cc')
| -rw-r--r-- | paludis/args/args_visitor.cc | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/paludis/args/args_visitor.cc b/paludis/args/args_visitor.cc index 700f047d3..af8ec032f 100644 --- a/paludis/args/args_visitor.cc +++ b/paludis/args/args_visitor.cc @@ -91,8 +91,14 @@ void ArgsVisitor::visit(StringArg & arg) if (! _imp->env_prefix.empty()) setenv(env_name(arg.long_name()).c_str(), p.c_str(), 1); } - else + else if (! arg.can_be_negated()) throw BadArgument("--no-" + arg.long_name()); + else + { + arg.set_specified(false); + if (! _imp->env_prefix.empty()) + unsetenv(env_name(arg.long_name()).c_str()); + } } void ArgsVisitor::visit(AliasArg & arg) |