import { type McpRuntime } from './mcp-runtime.js';
import { type Stats } from 'node:fs';
type WindowsExecution = 'native' | 'windows-wsl';
interface McpConfigReplacement {
    configPath: string;
    destination: string;
    temporary: string;
    original: Stats | undefined;
    mode: number;
}
interface OpenMcpConfigReplacement extends McpConfigReplacement {
    fd: number;
}
/** Complete platform-specific policy selected before an atomic write begins. */
export interface McpConfigPersistenceStrategy {
    readonly kind: 'posix' | 'linux' | 'windows-native' | 'windows-wsl';
    preflight(replacement: McpConfigReplacement): void;
    prepare(replacement: OpenMcpConfigReplacement): void;
    secure(replacement: OpenMcpConfigReplacement): void;
    publish(replacement: McpConfigReplacement): void;
}
/** Linux needs an implementation that preserves ACLs and extended attributes. */
export declare function linuxMetadataCopyCommand(): string;
/** Resolve the OS runtime without searching the working directory or PATH. */
export declare function windowsPowerShellExecutable(location: WindowsExecution): string;
/** Copy the destination file's Windows owner and DACL to a replacement inode. */
export declare function copyWindowsMcpConfigMetadata(source: string, destination: string, location: WindowsExecution): void;
/** Atomically replace a Windows config while retaining a recoverable backup. */
export declare function replaceWindowsMcpConfigFile(source: string, destination: string, backup: string, location: WindowsExecution): void;
/** Select persistence solely from the runtime and resolved physical destination. */
export declare function mcpConfigPersistenceStrategy(destination: string, runtime?: McpRuntime): McpConfigPersistenceStrategy;
export {};
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