{

using namespace DB;

boost::program_options::options_description desc = createOptionsDescription("Allowed options", getTerminalWidth());

desc.add_options()

("help,h", "produce help message")

("hilite", "add syntax highlight with ANSI terminal escape sequences")

("oneline", "format in single line")

("quiet,q", "just check syntax, no output on success")

;

boost::program_options::variables_map options;

boost::program_options::store(boost::program_options::parse_command_line(argc, argv, desc), options);

if (options.count("help"))

{

std::cout << "Usage: " << argv[0] << " [options] < query" << std::endl;

std::cout << desc << std::endl;

return 1;

}

try

{

bool hilite = options.count("hilite");

bool oneline = options.count("oneline");

bool quiet = options.count("quiet");

if (quiet && (hilite || oneline))

{

std::cerr << "Options 'hilite' or 'oneline' have no sense in 'quiet' mode." << std::endl;

return 2;

}

String query;

ReadBufferFromFileDescriptor in(STDIN_FILENO);

readStringUntilEOF(query, in);

const char * pos = query.data();

const char * end = pos + query.size();

ParserQuery parser(end);

ASTPtr res = parseQuery(parser, pos, end, "query", 0, DBMS_DEFAULT_MAX_PARSER_DEPTH);

if (!quiet)

{

formatAST(*res, std::cout, hilite, oneline);

std::cout << std::endl;

}

}

catch (...)

{

std::cerr << getCurrentExceptionMessage(true);

return getCurrentExceptionCode();

}

return 0;