blob: 2d87cfc7608263333dd23d8c8a80de85d3a05ef9 [file] [log] [blame]
Serhiy Storchaka9260e772015-04-17 21:05:18 +03001/*[clinic input]
2preserve
3[clinic start generated code]*/
4
5PyDoc_STRVAR(_gdbm_gdbm_get__doc__,
6"get($self, key, default=None, /)\n"
7"--\n"
8"\n"
9"Get the value for key, or default if not present.");
10
11#define _GDBM_GDBM_GET_METHODDEF \
12 {"get", (PyCFunction)_gdbm_gdbm_get, METH_VARARGS, _gdbm_gdbm_get__doc__},
13
14static PyObject *
15_gdbm_gdbm_get_impl(dbmobject *self, PyObject *key, PyObject *default_value);
16
17static PyObject *
18_gdbm_gdbm_get(dbmobject *self, PyObject *args)
19{
20 PyObject *return_value = NULL;
21 PyObject *key;
22 PyObject *default_value = Py_None;
23
24 if (!PyArg_UnpackTuple(args, "get",
25 1, 2,
26 &key, &default_value))
27 goto exit;
28 return_value = _gdbm_gdbm_get_impl(self, key, default_value);
29
30exit:
31 return return_value;
32}
33
34PyDoc_STRVAR(_gdbm_gdbm_setdefault__doc__,
35"setdefault($self, key, default=None, /)\n"
36"--\n"
37"\n"
38"Get value for key, or set it to default and return default if not present.");
39
40#define _GDBM_GDBM_SETDEFAULT_METHODDEF \
41 {"setdefault", (PyCFunction)_gdbm_gdbm_setdefault, METH_VARARGS, _gdbm_gdbm_setdefault__doc__},
42
43static PyObject *
44_gdbm_gdbm_setdefault_impl(dbmobject *self, PyObject *key,
45 PyObject *default_value);
46
47static PyObject *
48_gdbm_gdbm_setdefault(dbmobject *self, PyObject *args)
49{
50 PyObject *return_value = NULL;
51 PyObject *key;
52 PyObject *default_value = Py_None;
53
54 if (!PyArg_UnpackTuple(args, "setdefault",
55 1, 2,
56 &key, &default_value))
57 goto exit;
58 return_value = _gdbm_gdbm_setdefault_impl(self, key, default_value);
59
60exit:
61 return return_value;
62}
63
64PyDoc_STRVAR(_gdbm_gdbm_close__doc__,
65"close($self, /)\n"
66"--\n"
67"\n"
68"Close the database.");
69
70#define _GDBM_GDBM_CLOSE_METHODDEF \
71 {"close", (PyCFunction)_gdbm_gdbm_close, METH_NOARGS, _gdbm_gdbm_close__doc__},
72
73static PyObject *
74_gdbm_gdbm_close_impl(dbmobject *self);
75
76static PyObject *
77_gdbm_gdbm_close(dbmobject *self, PyObject *Py_UNUSED(ignored))
78{
79 return _gdbm_gdbm_close_impl(self);
80}
81
82PyDoc_STRVAR(_gdbm_gdbm_keys__doc__,
83"keys($self, /)\n"
84"--\n"
85"\n"
86"Get a list of all keys in the database.");
87
88#define _GDBM_GDBM_KEYS_METHODDEF \
89 {"keys", (PyCFunction)_gdbm_gdbm_keys, METH_NOARGS, _gdbm_gdbm_keys__doc__},
90
91static PyObject *
92_gdbm_gdbm_keys_impl(dbmobject *self);
93
94static PyObject *
95_gdbm_gdbm_keys(dbmobject *self, PyObject *Py_UNUSED(ignored))
96{
97 return _gdbm_gdbm_keys_impl(self);
98}
99
100PyDoc_STRVAR(_gdbm_gdbm_firstkey__doc__,
101"firstkey($self, /)\n"
102"--\n"
103"\n"
104"Return the starting key for the traversal.\n"
105"\n"
106"It\'s possible to loop over every key in the database using this method\n"
107"and the nextkey() method. The traversal is ordered by GDBM\'s internal\n"
108"hash values, and won\'t be sorted by the key values.");
109
110#define _GDBM_GDBM_FIRSTKEY_METHODDEF \
111 {"firstkey", (PyCFunction)_gdbm_gdbm_firstkey, METH_NOARGS, _gdbm_gdbm_firstkey__doc__},
112
113static PyObject *
114_gdbm_gdbm_firstkey_impl(dbmobject *self);
115
116static PyObject *
117_gdbm_gdbm_firstkey(dbmobject *self, PyObject *Py_UNUSED(ignored))
118{
119 return _gdbm_gdbm_firstkey_impl(self);
120}
121
122PyDoc_STRVAR(_gdbm_gdbm_nextkey__doc__,
123"nextkey($self, key, /)\n"
124"--\n"
125"\n"
126"Returns the key that follows key in the traversal.\n"
127"\n"
128"The following code prints every key in the database db, without having\n"
129"to create a list in memory that contains them all:\n"
130"\n"
131" k = db.firstkey()\n"
132" while k != None:\n"
133" print(k)\n"
134" k = db.nextkey(k)");
135
136#define _GDBM_GDBM_NEXTKEY_METHODDEF \
137 {"nextkey", (PyCFunction)_gdbm_gdbm_nextkey, METH_O, _gdbm_gdbm_nextkey__doc__},
138
139static PyObject *
140_gdbm_gdbm_nextkey_impl(dbmobject *self, const char *key,
141 Py_ssize_clean_t key_length);
142
143static PyObject *
144_gdbm_gdbm_nextkey(dbmobject *self, PyObject *arg)
145{
146 PyObject *return_value = NULL;
147 const char *key;
148 Py_ssize_clean_t key_length;
149
Serhiy Storchaka247789c2015-04-24 00:40:51 +0300150 if (!PyArg_Parse(arg, "s#:nextkey", &key, &key_length))
Serhiy Storchaka9260e772015-04-17 21:05:18 +0300151 goto exit;
152 return_value = _gdbm_gdbm_nextkey_impl(self, key, key_length);
153
154exit:
155 return return_value;
156}
157
158PyDoc_STRVAR(_gdbm_gdbm_reorganize__doc__,
159"reorganize($self, /)\n"
160"--\n"
161"\n"
162"Reorganize the database.\n"
163"\n"
164"If you have carried out a lot of deletions and would like to shrink\n"
165"the space used by the GDBM file, this routine will reorganize the\n"
166"database. GDBM will not shorten the length of a database file except\n"
167"by using this reorganization; otherwise, deleted file space will be\n"
168"kept and reused as new (key,value) pairs are added.");
169
170#define _GDBM_GDBM_REORGANIZE_METHODDEF \
171 {"reorganize", (PyCFunction)_gdbm_gdbm_reorganize, METH_NOARGS, _gdbm_gdbm_reorganize__doc__},
172
173static PyObject *
174_gdbm_gdbm_reorganize_impl(dbmobject *self);
175
176static PyObject *
177_gdbm_gdbm_reorganize(dbmobject *self, PyObject *Py_UNUSED(ignored))
178{
179 return _gdbm_gdbm_reorganize_impl(self);
180}
181
182PyDoc_STRVAR(_gdbm_gdbm_sync__doc__,
183"sync($self, /)\n"
184"--\n"
185"\n"
186"Flush the database to the disk file.\n"
187"\n"
188"When the database has been opened in fast mode, this method forces\n"
189"any unwritten data to be written to the disk.");
190
191#define _GDBM_GDBM_SYNC_METHODDEF \
192 {"sync", (PyCFunction)_gdbm_gdbm_sync, METH_NOARGS, _gdbm_gdbm_sync__doc__},
193
194static PyObject *
195_gdbm_gdbm_sync_impl(dbmobject *self);
196
197static PyObject *
198_gdbm_gdbm_sync(dbmobject *self, PyObject *Py_UNUSED(ignored))
199{
200 return _gdbm_gdbm_sync_impl(self);
201}
202
203PyDoc_STRVAR(dbmopen__doc__,
204"open($module, filename, flags=\'r\', mode=0o666, /)\n"
205"--\n"
206"\n"
207"Open a dbm database and return a dbm object.\n"
208"\n"
209"The filename argument is the name of the database file.\n"
210"\n"
211"The optional flags argument can be \'r\' (to open an existing database\n"
212"for reading only -- default), \'w\' (to open an existing database for\n"
213"reading and writing), \'c\' (which creates the database if it doesn\'t\n"
214"exist), or \'n\' (which always creates a new empty database).\n"
215"\n"
216"Some versions of gdbm support additional flags which must be\n"
217"appended to one of the flags described above. The module constant\n"
218"\'open_flags\' is a string of valid additional flags. The \'f\' flag\n"
219"opens the database in fast mode; altered data will not automatically\n"
220"be written to the disk after every change. This results in faster\n"
221"writes to the database, but may result in an inconsistent database\n"
222"if the program crashes while the database is still open. Use the\n"
223"sync() method to force any unwritten data to be written to the disk.\n"
224"The \'s\' flag causes all database operations to be synchronized to\n"
225"disk. The \'u\' flag disables locking of the database file.\n"
226"\n"
227"The optional mode argument is the Unix mode of the file, used only\n"
228"when the database has to be created. It defaults to octal 0o666.");
229
230#define DBMOPEN_METHODDEF \
231 {"open", (PyCFunction)dbmopen, METH_VARARGS, dbmopen__doc__},
232
233static PyObject *
Serhiy Storchaka1a2b24f2016-07-07 17:35:15 +0300234dbmopen_impl(PyObject *module, const char *name, const char *flags, int mode);
Serhiy Storchaka9260e772015-04-17 21:05:18 +0300235
236static PyObject *
Serhiy Storchaka1a2b24f2016-07-07 17:35:15 +0300237dbmopen(PyObject *module, PyObject *args)
Serhiy Storchaka9260e772015-04-17 21:05:18 +0300238{
239 PyObject *return_value = NULL;
240 const char *name;
241 const char *flags = "r";
242 int mode = 438;
243
Serhiy Storchaka247789c2015-04-24 00:40:51 +0300244 if (!PyArg_ParseTuple(args, "s|si:open",
Serhiy Storchaka9260e772015-04-17 21:05:18 +0300245 &name, &flags, &mode))
246 goto exit;
247 return_value = dbmopen_impl(module, name, flags, mode);
248
249exit:
250 return return_value;
251}
Serhiy Storchaka1a2b24f2016-07-07 17:35:15 +0300252/*[clinic end generated code: output=9ac7a89858a9765f input=a9049054013a1b77]*/