wcstring_list_t env_get_names(int flags) { scoped_lock lock(env_lock); wcstring_list_t result; std::set<wcstring> names; int show_local = flags & ENV_LOCAL; int show_global = flags & ENV_GLOBAL; int show_universal = flags & ENV_UNIVERSAL; env_node_t *n=top; const bool show_exported = (flags & ENV_EXPORT) || !(flags & ENV_UNEXPORT); const bool show_unexported = (flags & ENV_UNEXPORT) || !(flags & ENV_EXPORT); if (!show_local && !show_global && !show_universal) { show_local =show_universal = show_global=1; } if (show_local) { while (n) { if (n == global_env) break; add_key_to_string_set(n->env, &names, show_exported, show_unexported); if (n->new_scope) break; else n = n->next; } } if (show_global) { add_key_to_string_set(global_env->env, &names, show_exported, show_unexported); if (show_unexported) { result.insert(result.end(), env_electric.begin(), env_electric.end()); } if (show_exported) { result.push_back(L"COLUMNS"); result.push_back(L"LINES"); } } if (show_universal && uvars()) { const wcstring_list_t uni_list = uvars()->get_names(show_exported, show_unexported); names.insert(uni_list.begin(), uni_list.end()); } result.insert(result.end(), names.begin(), names.end()); return result; }
static bool is_electric(const wcstring &key) { return env_electric.find(key.c_str()) != env_electric.end(); }
static bool is_read_only(const wcstring &key) { return env_read_only.find(key.c_str()) != env_read_only.end(); }