Mercurial > cpython-lru_cache-weakref

annotate Modules/_sqlite/util.c @ 58689:514b56efd89a 3.1

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Merged revisions 77962 via svnmerge from svn+ssh://pythondev@svn.python.org/python/branches/py3k ................ r77962 | r.david.murray | 2010-02-04 11:41:57 -0500 (Thu, 04 Feb 2010) | 17 lines Merged revisions 77943,77959-77960 via svnmerge from svn+ssh://pythondev@svn.python.org/python/trunk ........ r77943 | r.david.murray | 2010-02-03 08:36:23 -0500 (Wed, 03 Feb 2010) | 2 lines Explicitly mention the default value for formatdate's usegmt parameter. ........ r77959 | nick.coghlan | 2010-02-04 07:43:58 -0500 (Thu, 04 Feb 2010) | 1 line Issue 6760: Clarify args handling for subprocess.Popen. Patch by Chris Rebert ........ r77960 | r.david.murray | 2010-02-04 11:33:31 -0500 (Thu, 04 Feb 2010) | 2 lines Add Chris Rebert to ACKS for issue 6760 Popen doc improvements. ........ ................
author R. David Murray <rdmurray@bitdance.com>
date Thu, 04 Feb 2010 16:44:31 +0000
parents 8f886acaa142
children 3003c1656e2a
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rev   line source
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1 /* util.c - various utility functions
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2 *
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3 * Copyright (C) 2005-2007 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 pysqlite_step(sqlite3_stmt* statement, pysqlite_Connection* connection)
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28 {
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29 int rc;
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30
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31 if (statement == NULL) {
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32 /* this is a workaround for SQLite 3.5 and later. it now apparently
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33 * returns NULL for "no-operation" statements */
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34 rc = SQLITE_OK;
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35 } else {
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36 Py_BEGIN_ALLOW_THREADS
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37 rc = sqlite3_step(statement);
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38 Py_END_ALLOW_THREADS
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39 }
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40
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41 return rc;
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42 }
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43
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44 /**
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45 * Checks the SQLite error code and sets the appropriate DB-API exception.
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46 * Returns the error code (0 means no error occurred).
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47 */
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48 int _pysqlite_seterror(sqlite3* db, sqlite3_stmt* st)
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49 {
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50 int errorcode;
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51
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52 /* SQLite often doesn't report anything useful, unless you reset the statement first */
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53 if (st != NULL) {
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54 (void)sqlite3_reset(st);
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55 }
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56
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57 errorcode = sqlite3_errcode(db);
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58
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59 switch (errorcode)
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60 {
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61 case SQLITE_OK:
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62 PyErr_Clear();
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63 break;
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64 case SQLITE_INTERNAL:
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65 case SQLITE_NOTFOUND:
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66 PyErr_SetString(pysqlite_InternalError, sqlite3_errmsg(db));
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67 break;
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68 case SQLITE_NOMEM:
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69 (void)PyErr_NoMemory();
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70 break;
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71 case SQLITE_ERROR:
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72 case SQLITE_PERM:
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73 case SQLITE_ABORT:
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74 case SQLITE_BUSY:
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75 case SQLITE_LOCKED:
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76 case SQLITE_READONLY:
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77 case SQLITE_INTERRUPT:
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78 case SQLITE_IOERR:
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79 case SQLITE_FULL:
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80 case SQLITE_CANTOPEN:
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81 case SQLITE_PROTOCOL:
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82 case SQLITE_EMPTY:
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83 case SQLITE_SCHEMA:
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84 PyErr_SetString(pysqlite_OperationalError, sqlite3_errmsg(db));
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85 break;
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86 case SQLITE_CORRUPT:
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87 PyErr_SetString(pysqlite_DatabaseError, sqlite3_errmsg(db));
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88 break;
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89 case SQLITE_TOOBIG:
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90 PyErr_SetString(pysqlite_DataError, sqlite3_errmsg(db));
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91 break;
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92 case SQLITE_CONSTRAINT:
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93 case SQLITE_MISMATCH:
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94 PyErr_SetString(pysqlite_IntegrityError, sqlite3_errmsg(db));
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95 break;
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96 case SQLITE_MISUSE:
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97 PyErr_SetString(pysqlite_ProgrammingError, sqlite3_errmsg(db));
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98 break;
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99 default:
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100 PyErr_SetString(pysqlite_DatabaseError, sqlite3_errmsg(db));
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101 break;
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102 }
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103
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104 return errorcode;
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105 }
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106