1 /**

     2  * Relational pipes

     3  * Copyright © 2020 František Kučera (Frantovo.cz, GlobalCode.info)

     4  *

     5  * This program is free software: you can redistribute it and/or modify

     6  * it under the terms of the GNU General Public License as published by

     7  * the Free Software Foundation, version 3 of the License.

     8  *

     9  * This program is distributed in the hope that it will be useful,

    10  * but WITHOUT ANY WARRANTY; without even the implied warranty of

    11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the

    12  * GNU General Public License for more details.

    13  *

    14  * You should have received a copy of the GNU General Public License

    15  * along with this program. If not, see <http://www.gnu.org/licenses/>.

    16  */

    17 

    18 #include <cstdio>

    19 #include <cstdlib>

    20 #include <memory>

    21 

    22 #include <relpipe/cli/CLI.h>

    23 #include <relpipe/cli/RelpipeCLIException.h>

    24 

    25 #include <relpipe/reader/Factory.h>

    26 #include <relpipe/reader/RelationalReader.h>

    27 #include <relpipe/reader/RelpipeReaderException.h>

    28 

    29 #include <relpipe/writer/RelationalWriter.h>

    30 #include <relpipe/writer/RelpipeWriterException.h>

    31 #include <relpipe/writer/Factory.h>

    32 

    33 #include "XPathHandler.h"

    34 #include "CLIParser.h"

    35 #include "Configuration.h"

    36 

    37 using namespace relpipe::cli;

    38 using namespace relpipe::reader;

    39 using namespace relpipe::writer;

    40 using namespace relpipe::tr::xpath;

    41 

    42 int main(int argc, char**argv) {

    43 	setlocale(LC_ALL, "");

    44 	CLI::untieStdIO();

    45 	CLI cli(argc, argv);

    46 

    47 	int resultCode = CLI::EXIT_CODE_UNEXPECTED_ERROR;

    48 

    49 	try {

    50 		CLIParser cliParser;

    51 		Configuration configuration = cliParser.parse(cli.arguments());

    52 		std::shared_ptr<RelationalWriter> writer(relpipe::writer::Factory::create(std::cout));

    53 		std::shared_ptr<RelationalReader> reader(relpipe::reader::Factory::create(std::cin));

    54 		XPathHandler handler(writer, configuration);

    55 		reader->addHandler(&handler);

    56 		reader->process();

    57 

    58 		resultCode = CLI::EXIT_CODE_SUCCESS;

    59 

    60 	} catch (RelpipeCLIException& e) {

    61 		fwprintf(stderr, L"Caught CLI exception: %ls\n", e.getMessge().c_str());

    62 		fwprintf(stderr, L"Debug: Input stream: eof=%ls, lastRead=%d\n", (cin.eof() ? L"true" : L"false"), cin.gcount());

    63 		resultCode = e.getExitCode();

    64 	} catch (RelpipeReaderException& e) {

    65 		fwprintf(stderr, L"Caught Reader exception: %ls\n", e.getMessge().c_str());

    66 		fwprintf(stderr, L"Debug: Input stream: eof=%ls, lastRead=%d\n", (cin.eof() ? L"true" : L"false"), cin.gcount());

    67 		resultCode = CLI::EXIT_CODE_DATA_ERROR;

    68 	}

    69 

    70 	return resultCode;

    71 }