Function require_dynamic_modules

src/ast/dyn_modules.cpp:216–259

}

bool require_dynamic_modules(FileAccessPtr file_access,
                             const das::string &das_root,
                             const das::string &project_root,
                             const das::vector<das::string> &load_modules,
                             das::TextWriter &tout) {
    bool has_project = !project_root.empty() &&
        normalizeFileName(das_root.c_str()) !=
        normalizeFileName(project_root.c_str());
    // Collect local module names so we can skip shadows in das_root:
    // both project_root scans and explicit -load_module paths take precedence
    // over das_root entries with matching basenames.
    das_hash_set<das::string> dasroot_skip;
    if (has_project) {
        dasroot_skip = collect_module_names(project_root);
    }
    // Basenames are normalized for case-insensitive filesystems (Windows, macOS)
    // so e.g. `-load_module D:/mods/dasimgui` shadows `modules/dasImgui`.
    das_hash_set<das::string> load_module_names;
    for (const auto &p : load_modules) {
        load_module_names.insert(normalize_module_name(path_basename(p)));
    }
    for (const auto &name : load_module_names) {
        dasroot_skip.insert(name);
    }
    bool all_good = das::init_modules_for_folder(file_access, das_root, tout,
        dasroot_skip.empty() ? nullptr : &dasroot_skip);
    if (has_project) {
        // Init for project_root, skipping anything an explicit -load_module
        // already covers (load_module wins over project_root/modules/<name>).
        all_good &= das::init_modules_for_folder(file_access, project_root, tout,
            load_module_names.empty() ? nullptr : &load_module_names);
    }
    // Finally, init each explicit -load_module path directly.
    for (const auto &p : load_modules) {
        all_good &= (Result::OK == init_dyn_modules(file_access, p, tout));
    }
    // Module .so's may carry DT_NEEDED on sibling-module .so's (e.g. node-editor ->
    // dasModuleImgui) that live in modules/<dep>/ and aren't on RUNPATH. Directory
    // enumeration order is unsorted on Linux (readdir), so a dependent can be visited
    // before its dependency — its register_dynamic_module dlopen then fails and is
    // deferred. Retry the deferred set in fixed-point passes so order stops mattering.
    retry_pending_dynamic_modules();
    return all_good;
}

}