import type { IndexCacheStore } from '../../../cache/index/store.ts';
import { IOResult, type ByteSource } from '../../../io/types.ts';
import { PathSpec, type CopyStrategy, type NativeMove, type PrimitiveCopy, type PrimitiveMove, type ReaddirFn, type StatFn } from '../../../types.ts';
import type { FlagView } from '../../spec/types.ts';
import { type BackendKeyFn } from '../utils/copy.ts';
export interface CpFlags {
    recursive: boolean;
    noClobber: boolean;
    verbose: boolean;
    update: string | null;
    backup: string | null;
    suffix: string;
    targetDir: PathSpec | string | null;
    noTargetDir: boolean;
}
export declare function cpFlags(init?: Partial<CpFlags>): CpFlags;
export interface TransferPolicy {
    cmdName: string;
    noClobber: boolean;
    update: string | null;
    backup: string | null;
    suffix: string;
}
export declare function backupDisplaces(control: string | null): boolean;
export declare function updateMode(cmdName: string, fl: FlagView): string | null;
export declare function suffixFlag(fl: FlagView): string | null;
export declare function backupRaw(fl: FlagView): string | boolean | undefined;
export declare function targetFlags(cmdName: string, fl: FlagView): [PathSpec | string | null, boolean];
export declare function parseFlags(fl: FlagView): CpFlags;
export declare function splitOperands(cmdName: string, paths: PathSpec[], targetDir: PathSpec | string | null, noTargetDir: boolean): [PathSpec[], PathSpec | null];
export declare function wrapTargetDir(ref: PathSpec, virtual: string): PathSpec;
export declare function targetDirError(cmdName: string, stat: StatFn, target: PathSpec): Promise<string | null>;
export declare function entryKind(stat: StatFn, path: PathSpec): Promise<{
    exists: boolean;
    isDir: boolean;
}>;
export declare function sourceKind(stat: StatFn, path: PathSpec): Promise<{
    exists: boolean;
    isDir: boolean;
    strerror: string | null;
}>;
export declare function overwriteTypeError(cmdName: string, src: PathSpec, srcIsDir: boolean, target: PathSpec, targetExists: boolean, targetIsDir: boolean): string | null;
export declare function overwriteGate(policy: TransferPolicy, stat: StatFn, src: PathSpec, target: PathSpec, errors: string[]): Promise<boolean>;
export declare function makeBackup(policy: TransferPolicy, strategy: CopyStrategy | PrimitiveMove | NativeMove, stat: StatFn, readdir: ReaddirFn | undefined, target: PathSpec, writes: Record<string, ByteSource>, errors: string[], index?: IndexCacheStore): Promise<{
    backup: PathSpec | null;
    ok: boolean;
}>;
export declare function cpWalk(readdir: ReaddirFn, stat: StatFn, root: PathSpec, index?: IndexCacheStore, cmdName?: string, errors?: string[]): Promise<{
    path: string;
    isDir: boolean;
}[]>;
export declare function copyEntries(cmdName: string, strategy: PrimitiveCopy | PrimitiveMove, stat: StatFn, src: PathSpec, target: PathSpec, entries: {
    path: string;
    isDir: boolean;
}[], errors: string[], index?: IndexCacheStore, opts?: {
    policy?: TransferPolicy;
    writes?: Record<string, ByteSource>;
    reads?: Record<string, Uint8Array>;
    lines?: string[] | undefined;
}): Promise<{
    copiedAll: boolean;
    wroteAny: boolean;
}>;
export declare function cpGeneric(paths: PathSpec[], stat: StatFn, strategy: CopyStrategy, flags: CpFlags, index?: IndexCacheStore, backendKey?: BackendKeyFn, readdir?: ReaddirFn): Promise<[ByteSource | null, IOResult]>;
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