diff -r f66c759d1111 -r f06781a5071b src/relpipe-tr-grep.cpp
--- a/src/relpipe-tr-grep.cpp	Mon Dec 10 21:17:26 2018 +0100
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,67 +0,0 @@
-/**
- * Relational pipes
- * Copyright © 2018 František Kučera (Frantovo.cz, GlobalCode.info)
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program. If not, see <http://www.gnu.org/licenses/>.
- */
-
-#include <cstdio>
-#include <cstdlib>
-#include <memory>
-
-#include <relpipe/cli/CLI.h>
-#include <relpipe/cli/RelpipeCLIException.h>
-
-#include <relpipe/reader/Factory.h>
-#include <relpipe/reader/RelationalReader.h>
-#include <relpipe/reader/RelpipeReaderException.h>
-
-#include <relpipe/writer/RelationalWriter.h>
-#include <relpipe/writer/RelpipeWriterException.h>
-#include <relpipe/writer/Factory.h>
-#include <relpipe/writer/TypeId.h>
-
-#include "GrepHandler.h"
-
-using namespace relpipe::cli;
-using namespace relpipe::reader;
-using namespace relpipe::tr::grep;
-
-int main(int argc, char**argv) {
-	setlocale(LC_ALL, "");
-	CLI::untieStdIO();
-	CLI cli(argc, argv);
-
-	int resultCode = CLI::EXIT_CODE_UNEXPECTED_ERROR;
-
-	try {
-		std::shared_ptr<RelationalReader> reader(Factory::create(std::cin));
-		GrepHandler handler(std::cout, cli.arguments());
-		reader->addHandler(&handler);
-		reader->process();
-
-		resultCode = CLI::EXIT_CODE_SUCCESS;
-
-	} catch (RelpipeCLIException& e) {
-		fwprintf(stderr, L"Caught CLI exception: %ls\n", e.getMessge().c_str());
-		fwprintf(stderr, L"Debug: Input stream: eof=%ls, lastRead=%d\n", (cin.eof() ? L"true" : L"false"), cin.gcount());
-		resultCode = e.getExitCode();
-	} catch (RelpipeReaderException& e) {
-		fwprintf(stderr, L"Caught Reader exception: %ls\n", e.getMessge().c_str());
-		fwprintf(stderr, L"Debug: Input stream: eof=%ls, lastRead=%d\n", (cin.eof() ? L"true" : L"false"), cin.gcount());
-		resultCode = CLI::EXIT_CODE_DATA_ERROR;
-	}
-
-	return resultCode;
-}