1 /*[clinic input]
2 preserve
3 [clinic start generated code]*/
4
5 PyDoc_STRVAR(_gdbm_gdbm_get__doc__,
6 "get($self, key, default=None, /)\n"
7 "--\n"
8 "\n"
9 "Get the value for key, or default if not present.");
10
11 #define _GDBM_GDBM_GET_METHODDEF \
12 {"get", (PyCFunction)_gdbm_gdbm_get, METH_FASTCALL, _gdbm_gdbm_get__doc__},
13
14 static PyObject *
15 _gdbm_gdbm_get_impl(dbmobject *self, PyObject *key, PyObject *default_value);
16
17 static PyObject *
_gdbm_gdbm_get(dbmobject * self,PyObject * const * args,Py_ssize_t nargs)18 _gdbm_gdbm_get(dbmobject *self, PyObject *const *args, Py_ssize_t nargs)
19 {
20 PyObject *return_value = NULL;
21 PyObject *key;
22 PyObject *default_value = Py_None;
23
24 if (!_PyArg_UnpackStack(args, nargs, "get",
25 1, 2,
26 &key, &default_value)) {
27 goto exit;
28 }
29 return_value = _gdbm_gdbm_get_impl(self, key, default_value);
30
31 exit:
32 return return_value;
33 }
34
35 PyDoc_STRVAR(_gdbm_gdbm_setdefault__doc__,
36 "setdefault($self, key, default=None, /)\n"
37 "--\n"
38 "\n"
39 "Get value for key, or set it to default and return default if not present.");
40
41 #define _GDBM_GDBM_SETDEFAULT_METHODDEF \
42 {"setdefault", (PyCFunction)_gdbm_gdbm_setdefault, METH_FASTCALL, _gdbm_gdbm_setdefault__doc__},
43
44 static PyObject *
45 _gdbm_gdbm_setdefault_impl(dbmobject *self, PyObject *key,
46 PyObject *default_value);
47
48 static PyObject *
_gdbm_gdbm_setdefault(dbmobject * self,PyObject * const * args,Py_ssize_t nargs)49 _gdbm_gdbm_setdefault(dbmobject *self, PyObject *const *args, Py_ssize_t nargs)
50 {
51 PyObject *return_value = NULL;
52 PyObject *key;
53 PyObject *default_value = Py_None;
54
55 if (!_PyArg_UnpackStack(args, nargs, "setdefault",
56 1, 2,
57 &key, &default_value)) {
58 goto exit;
59 }
60 return_value = _gdbm_gdbm_setdefault_impl(self, key, default_value);
61
62 exit:
63 return return_value;
64 }
65
66 PyDoc_STRVAR(_gdbm_gdbm_close__doc__,
67 "close($self, /)\n"
68 "--\n"
69 "\n"
70 "Close the database.");
71
72 #define _GDBM_GDBM_CLOSE_METHODDEF \
73 {"close", (PyCFunction)_gdbm_gdbm_close, METH_NOARGS, _gdbm_gdbm_close__doc__},
74
75 static PyObject *
76 _gdbm_gdbm_close_impl(dbmobject *self);
77
78 static PyObject *
_gdbm_gdbm_close(dbmobject * self,PyObject * Py_UNUSED (ignored))79 _gdbm_gdbm_close(dbmobject *self, PyObject *Py_UNUSED(ignored))
80 {
81 return _gdbm_gdbm_close_impl(self);
82 }
83
84 PyDoc_STRVAR(_gdbm_gdbm_keys__doc__,
85 "keys($self, /)\n"
86 "--\n"
87 "\n"
88 "Get a list of all keys in the database.");
89
90 #define _GDBM_GDBM_KEYS_METHODDEF \
91 {"keys", (PyCFunction)_gdbm_gdbm_keys, METH_NOARGS, _gdbm_gdbm_keys__doc__},
92
93 static PyObject *
94 _gdbm_gdbm_keys_impl(dbmobject *self);
95
96 static PyObject *
_gdbm_gdbm_keys(dbmobject * self,PyObject * Py_UNUSED (ignored))97 _gdbm_gdbm_keys(dbmobject *self, PyObject *Py_UNUSED(ignored))
98 {
99 return _gdbm_gdbm_keys_impl(self);
100 }
101
102 PyDoc_STRVAR(_gdbm_gdbm_firstkey__doc__,
103 "firstkey($self, /)\n"
104 "--\n"
105 "\n"
106 "Return the starting key for the traversal.\n"
107 "\n"
108 "It\'s possible to loop over every key in the database using this method\n"
109 "and the nextkey() method. The traversal is ordered by GDBM\'s internal\n"
110 "hash values, and won\'t be sorted by the key values.");
111
112 #define _GDBM_GDBM_FIRSTKEY_METHODDEF \
113 {"firstkey", (PyCFunction)_gdbm_gdbm_firstkey, METH_NOARGS, _gdbm_gdbm_firstkey__doc__},
114
115 static PyObject *
116 _gdbm_gdbm_firstkey_impl(dbmobject *self);
117
118 static PyObject *
_gdbm_gdbm_firstkey(dbmobject * self,PyObject * Py_UNUSED (ignored))119 _gdbm_gdbm_firstkey(dbmobject *self, PyObject *Py_UNUSED(ignored))
120 {
121 return _gdbm_gdbm_firstkey_impl(self);
122 }
123
124 PyDoc_STRVAR(_gdbm_gdbm_nextkey__doc__,
125 "nextkey($self, key, /)\n"
126 "--\n"
127 "\n"
128 "Returns the key that follows key in the traversal.\n"
129 "\n"
130 "The following code prints every key in the database db, without having\n"
131 "to create a list in memory that contains them all:\n"
132 "\n"
133 " k = db.firstkey()\n"
134 " while k != None:\n"
135 " print(k)\n"
136 " k = db.nextkey(k)");
137
138 #define _GDBM_GDBM_NEXTKEY_METHODDEF \
139 {"nextkey", (PyCFunction)_gdbm_gdbm_nextkey, METH_O, _gdbm_gdbm_nextkey__doc__},
140
141 static PyObject *
142 _gdbm_gdbm_nextkey_impl(dbmobject *self, const char *key,
143 Py_ssize_clean_t key_length);
144
145 static PyObject *
_gdbm_gdbm_nextkey(dbmobject * self,PyObject * arg)146 _gdbm_gdbm_nextkey(dbmobject *self, PyObject *arg)
147 {
148 PyObject *return_value = NULL;
149 const char *key;
150 Py_ssize_clean_t key_length;
151
152 if (!PyArg_Parse(arg, "s#:nextkey", &key, &key_length)) {
153 goto exit;
154 }
155 return_value = _gdbm_gdbm_nextkey_impl(self, key, key_length);
156
157 exit:
158 return return_value;
159 }
160
161 PyDoc_STRVAR(_gdbm_gdbm_reorganize__doc__,
162 "reorganize($self, /)\n"
163 "--\n"
164 "\n"
165 "Reorganize the database.\n"
166 "\n"
167 "If you have carried out a lot of deletions and would like to shrink\n"
168 "the space used by the GDBM file, this routine will reorganize the\n"
169 "database. GDBM will not shorten the length of a database file except\n"
170 "by using this reorganization; otherwise, deleted file space will be\n"
171 "kept and reused as new (key,value) pairs are added.");
172
173 #define _GDBM_GDBM_REORGANIZE_METHODDEF \
174 {"reorganize", (PyCFunction)_gdbm_gdbm_reorganize, METH_NOARGS, _gdbm_gdbm_reorganize__doc__},
175
176 static PyObject *
177 _gdbm_gdbm_reorganize_impl(dbmobject *self);
178
179 static PyObject *
_gdbm_gdbm_reorganize(dbmobject * self,PyObject * Py_UNUSED (ignored))180 _gdbm_gdbm_reorganize(dbmobject *self, PyObject *Py_UNUSED(ignored))
181 {
182 return _gdbm_gdbm_reorganize_impl(self);
183 }
184
185 PyDoc_STRVAR(_gdbm_gdbm_sync__doc__,
186 "sync($self, /)\n"
187 "--\n"
188 "\n"
189 "Flush the database to the disk file.\n"
190 "\n"
191 "When the database has been opened in fast mode, this method forces\n"
192 "any unwritten data to be written to the disk.");
193
194 #define _GDBM_GDBM_SYNC_METHODDEF \
195 {"sync", (PyCFunction)_gdbm_gdbm_sync, METH_NOARGS, _gdbm_gdbm_sync__doc__},
196
197 static PyObject *
198 _gdbm_gdbm_sync_impl(dbmobject *self);
199
200 static PyObject *
_gdbm_gdbm_sync(dbmobject * self,PyObject * Py_UNUSED (ignored))201 _gdbm_gdbm_sync(dbmobject *self, PyObject *Py_UNUSED(ignored))
202 {
203 return _gdbm_gdbm_sync_impl(self);
204 }
205
206 PyDoc_STRVAR(dbmopen__doc__,
207 "open($module, filename, flags=\'r\', mode=0o666, /)\n"
208 "--\n"
209 "\n"
210 "Open a dbm database and return a dbm object.\n"
211 "\n"
212 "The filename argument is the name of the database file.\n"
213 "\n"
214 "The optional flags argument can be \'r\' (to open an existing database\n"
215 "for reading only -- default), \'w\' (to open an existing database for\n"
216 "reading and writing), \'c\' (which creates the database if it doesn\'t\n"
217 "exist), or \'n\' (which always creates a new empty database).\n"
218 "\n"
219 "Some versions of gdbm support additional flags which must be\n"
220 "appended to one of the flags described above. The module constant\n"
221 "\'open_flags\' is a string of valid additional flags. The \'f\' flag\n"
222 "opens the database in fast mode; altered data will not automatically\n"
223 "be written to the disk after every change. This results in faster\n"
224 "writes to the database, but may result in an inconsistent database\n"
225 "if the program crashes while the database is still open. Use the\n"
226 "sync() method to force any unwritten data to be written to the disk.\n"
227 "The \'s\' flag causes all database operations to be synchronized to\n"
228 "disk. The \'u\' flag disables locking of the database file.\n"
229 "\n"
230 "The optional mode argument is the Unix mode of the file, used only\n"
231 "when the database has to be created. It defaults to octal 0o666.");
232
233 #define DBMOPEN_METHODDEF \
234 {"open", (PyCFunction)dbmopen, METH_FASTCALL, dbmopen__doc__},
235
236 static PyObject *
237 dbmopen_impl(PyObject *module, PyObject *filename, const char *flags,
238 int mode);
239
240 static PyObject *
dbmopen(PyObject * module,PyObject * const * args,Py_ssize_t nargs)241 dbmopen(PyObject *module, PyObject *const *args, Py_ssize_t nargs)
242 {
243 PyObject *return_value = NULL;
244 PyObject *filename;
245 const char *flags = "r";
246 int mode = 438;
247
248 if (!_PyArg_ParseStack(args, nargs, "U|si:open",
249 &filename, &flags, &mode)) {
250 goto exit;
251 }
252 return_value = dbmopen_impl(module, filename, flags, mode);
253
254 exit:
255 return return_value;
256 }
257 /*[clinic end generated code: output=dec05ff9c5aeaeae input=a9049054013a1b77]*/
258