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1 /** |
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2 * Relational pipes |
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3 * Copyright © 2019 František Kučera (Frantovo.cz, GlobalCode.info) |
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4 * |
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5 * This program is free software: you can redistribute it and/or modify |
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6 * it under the terms of the GNU General Public License as published by |
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7 * the Free Software Foundation, version 3 of the License. |
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8 * |
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9 * This program is distributed in the hope that it will be useful, |
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10 * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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12 * GNU General Public License for more details. |
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13 * |
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14 * You should have received a copy of the GNU General Public License |
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15 * along with this program. If not, see <http://www.gnu.org/licenses/>. |
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16 */ |
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17 |
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18 #include <cstdio> |
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19 #include <cstdlib> |
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20 #include <memory> |
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21 |
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22 #include <relpipe/cli/CLI.h> |
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23 #include <relpipe/cli/RelpipeCLIException.h> |
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24 |
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25 #include <relpipe/reader/Factory.h> |
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26 #include <relpipe/reader/RelationalReader.h> |
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27 #include <relpipe/reader/RelpipeReaderException.h> |
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28 |
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29 #include <relpipe/writer/RelationalWriter.h> |
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30 #include <relpipe/writer/RelpipeWriterException.h> |
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31 #include <relpipe/writer/Factory.h> |
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32 #include <relpipe/writer/TypeId.h> |
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33 |
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34 #include "SchemeHandler.h" |
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35 #include "CLIParser.h" |
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36 |
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37 using namespace relpipe::cli; |
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38 using namespace relpipe::tr::scheme; |
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39 |
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40 static void relpipeMain(void *closure, int argc, char **argv) { |
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41 setlocale(LC_ALL, ""); |
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42 CLI::untieStdIO(); |
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43 CLI cli(argc, argv); |
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44 |
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45 int resultCode = CLI::EXIT_CODE_UNEXPECTED_ERROR; |
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46 |
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47 try { |
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48 CLIParser cliParser; |
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49 Configuration configuration = cliParser.parse(cli.arguments()); |
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50 std::shared_ptr<reader::RelationalReader> reader(reader::Factory::create(std::cin)); |
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51 std::shared_ptr<writer::RelationalWriter> writer(writer::Factory::create(std::cout)); |
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52 SchemeHandler handler(writer.get(), configuration); |
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53 reader->addHandler(&handler); |
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54 reader->process(); |
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55 |
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56 resultCode = CLI::EXIT_CODE_SUCCESS; |
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57 |
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58 } catch (RelpipeCLIException& e) { |
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59 fwprintf(stderr, L"Caught CLI exception: %ls\n", e.getMessge().c_str()); |
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60 fwprintf(stderr, L"Debug: Input stream: eof=%ls, lastRead=%d\n", (cin.eof() ? L"true" : L"false"), cin.gcount()); |
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61 resultCode = e.getExitCode(); |
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62 } catch (RelpipeReaderException& e) { |
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63 fwprintf(stderr, L"Caught Reader exception: %ls\n", e.getMessge().c_str()); |
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64 fwprintf(stderr, L"Debug: Input stream: eof=%ls, lastRead=%d\n", (cin.eof() ? L"true" : L"false"), cin.gcount()); |
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65 resultCode = CLI::EXIT_CODE_DATA_ERROR; |
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66 } catch (SchemeException& e) { |
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67 fwprintf(stderr, L"Caught Scheme exception: %ls\n", e.getMessge().c_str()); |
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68 fwprintf(stderr, L"Debug: Input stream: eof=%ls, lastRead=%d\n", (cin.eof() ? L"true" : L"false"), cin.gcount()); |
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69 resultCode = CLI::EXIT_CODE_UNEXPECTED_ERROR; |
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70 } |
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71 |
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72 exit(resultCode); |
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73 } |
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74 |
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75 int main(int argc, char**argv) { |
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76 scm_boot_guile(argc, argv, relpipeMain, nullptr); |
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77 return 222; // never reached – see exit(resultCode) above |
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78 } |