Function enabled

src/env.cpp:42–49

}

bool enabled(const char* name)
{
    auto e = env(name);
    if(e.empty() or not contains({"1", "enable", "enabled", "yes", "true"}, e.front()))
        return false;
    access_envs()([&](auto& m) { m[name] = e.front(); });
    return true;
}

bool disabled(const char* name) { return not enabled(name); }