export type ConfigurableHost = "claude" | "codex";
/**
 * Resolve the configuration root a native host command will use.
 *
 * The optional home is a fallback for tests and callers that intentionally
 * inspect another home. Explicit host roots still win, just as they do for
 * the native Claude and Codex commands.
 */
export declare function resolveHostConfigRoot(host: ConfigurableHost, home?: string): string;
/**
 * Resolve the base for host configuration files that live next to the default
 * host root but move inside an explicitly configured host root.
 */
export declare function resolveHostConfigCompanionBase(host: ConfigurableHost, home?: string): string;
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