Mercurial > cpython-lru_cache-weakref

annotate Modules/_sqlite/util.c @ 39496:352ffe77b71d legacy-trunk

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Patch #1535500: fix segfault in BZ2File.writelines and make sure it raises the correct exceptions.
author Georg Brandl <georg@python.org>
date Mon, 14 Aug 2006 21:42:55 +0000
parents c4ac6ea497a1
children 52bbe3365c72 b9d4ced23506
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1 /* util.c - various utility functions
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2 *
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3 * Copyright (C) 2005-2006 Gerhard Häring <gh@ghaering.de>
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4 *
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5 * This file is part of pysqlite.
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6 *
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7 * This software is provided 'as-is', without any express or implied
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8 * warranty. In no event will the authors be held liable for any damages
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9 * arising from the use of this software.
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10 *
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11 * Permission is granted to anyone to use this software for any purpose,
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12 * including commercial applications, and to alter it and redistribute it
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13 * freely, subject to the following restrictions:
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14 *
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15 * 1. The origin of this software must not be misrepresented; you must not
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16 * claim that you wrote the original software. If you use this software
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17 * in a product, an acknowledgment in the product documentation would be
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18 * appreciated but is not required.
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19 * 2. Altered source versions must be plainly marked as such, and must not be
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20 * misrepresented as being the original software.
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21 * 3. This notice may not be removed or altered from any source distribution.
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22 */
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23
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24 #include "module.h"
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25 #include "connection.h"
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26
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27 int _sqlite_step_with_busyhandler(sqlite3_stmt* statement, Connection* connection
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28 )
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29 {
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30 int rc;
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31
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32 Py_BEGIN_ALLOW_THREADS
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33 rc = sqlite3_step(statement);
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34 Py_END_ALLOW_THREADS
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35
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36 return rc;
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37 }
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38
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39 /**
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40 * Checks the SQLite error code and sets the appropriate DB-API exception.
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41 * Returns the error code (0 means no error occurred).
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42 */
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43 int _seterror(sqlite3* db)
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44 {
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45 int errorcode;
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46
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47 errorcode = sqlite3_errcode(db);
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48
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49 switch (errorcode)
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50 {
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51 case SQLITE_OK:
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52 PyErr_Clear();
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53 break;
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54 case SQLITE_INTERNAL:
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55 case SQLITE_NOTFOUND:
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56 PyErr_SetString(InternalError, sqlite3_errmsg(db));
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57 break;
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58 case SQLITE_NOMEM:
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59 (void)PyErr_NoMemory();
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60 break;
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61 case SQLITE_ERROR:
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62 case SQLITE_PERM:
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63 case SQLITE_ABORT:
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64 case SQLITE_BUSY:
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65 case SQLITE_LOCKED:
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66 case SQLITE_READONLY:
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67 case SQLITE_INTERRUPT:
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68 case SQLITE_IOERR:
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69 case SQLITE_FULL:
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70 case SQLITE_CANTOPEN:
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71 case SQLITE_PROTOCOL:
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72 case SQLITE_EMPTY:
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73 case SQLITE_SCHEMA:
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74 PyErr_SetString(OperationalError, sqlite3_errmsg(db));
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75 break;
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76 case SQLITE_CORRUPT:
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77 PyErr_SetString(DatabaseError, sqlite3_errmsg(db));
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78 break;
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79 case SQLITE_TOOBIG:
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80 PyErr_SetString(DataError, sqlite3_errmsg(db));
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81 break;
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82 case SQLITE_CONSTRAINT:
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83 case SQLITE_MISMATCH:
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84 PyErr_SetString(IntegrityError, sqlite3_errmsg(db));
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85 break;
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86 case SQLITE_MISUSE:
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87 PyErr_SetString(ProgrammingError, sqlite3_errmsg(db));
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88 break;
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89 default:
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90 PyErr_SetString(DatabaseError, sqlite3_errmsg(db));
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91 break;
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92 }
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93
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94 return errorcode;
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95 }
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96