export declare function getCompilerPrefixForOs(): string | undefined;
export interface CompilerPlatformMetadata {
    builds: VersionListEntry[];
    releases: {
        [version: string]: string;
    };
}
export interface VersionListEntry {
    path: string;
    version: string;
    longVersion: string;
    keccak256: string;
    sha256: string;
    urls: string[];
}
export declare const CACHE_DIR: string;
export declare const BINARIES_URL = "https://binaries.soliditylang.org";
/**
 * Return true IFF child is a subdirectory of parent.
 */
export declare function isSubDir(child: string, parent: string): boolean;
export declare function getCachedMDPath(prefix: string): string;
export declare function downloadCompilerMDForPlatform(prefix: string): Promise<CompilerPlatformMetadata>;
export declare function getCompilerMDForPlatform(prefix: string, version: string): Promise<CompilerPlatformMetadata>;
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