blob: fdd589c07a4e6b1b9fe45c4788d844180a49f2e7 [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($self, key, default=None, /)\n"
7"--\n"
8"\n"
9"Get the value for key, or default if not present.");
10
11#define _GDBM_GDBM_GET_METHODDEF \
12 {"get", (PyCFunction)_gdbm_gdbm_get, METH_VARARGS, _gdbm_gdbm_get__doc__},
13
14static PyObject *
15_gdbm_gdbm_get_impl(dbmobject *self, PyObject *key, PyObject *default_value);
16
17static PyObject *
18_gdbm_gdbm_get(dbmobject *self, PyObject *args)
19{
20 PyObject *return_value = NULL;
21 PyObject *key;
22 PyObject *default_value = Py_None;
23
24 if (!PyArg_UnpackTuple(args, "get",
25 1, 2,
Serhiy Storchaka5dee6552016-06-09 16:16:06 +030026 &key, &default_value)) {
Serhiy Storchaka9260e772015-04-17 21:05:18 +030027 goto exit;
Serhiy Storchaka5dee6552016-06-09 16:16:06 +030028 }
Serhiy Storchaka9260e772015-04-17 21:05:18 +030029 return_value = _gdbm_gdbm_get_impl(self, key, default_value);
30
31exit:
32 return return_value;
33}
34
35PyDoc_STRVAR(_gdbm_gdbm_setdefault__doc__,
36"setdefault($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_VARARGS, _gdbm_gdbm_setdefault__doc__},
43
44static PyObject *
45_gdbm_gdbm_setdefault_impl(dbmobject *self, PyObject *key,
46 PyObject *default_value);
47
48static PyObject *
49_gdbm_gdbm_setdefault(dbmobject *self, PyObject *args)
50{
51 PyObject *return_value = NULL;
52 PyObject *key;
53 PyObject *default_value = Py_None;
54
55 if (!PyArg_UnpackTuple(args, "setdefault",
56 1, 2,
Serhiy Storchaka5dee6552016-06-09 16:16:06 +030057 &key, &default_value)) {
Serhiy Storchaka9260e772015-04-17 21:05:18 +030058 goto exit;
Serhiy Storchaka5dee6552016-06-09 16:16:06 +030059 }
Serhiy Storchaka9260e772015-04-17 21:05:18 +030060 return_value = _gdbm_gdbm_setdefault_impl(self, key, default_value);
61
62exit:
63 return return_value;
64}
65
66PyDoc_STRVAR(_gdbm_gdbm_close__doc__,
67"close($self, /)\n"
68"--\n"
69"\n"
70"Close the database.");
71
72#define _GDBM_GDBM_CLOSE_METHODDEF \
73 {"close", (PyCFunction)_gdbm_gdbm_close, METH_NOARGS, _gdbm_gdbm_close__doc__},
74
75static PyObject *
76_gdbm_gdbm_close_impl(dbmobject *self);
77
78static PyObject *
79_gdbm_gdbm_close(dbmobject *self, PyObject *Py_UNUSED(ignored))
80{
81 return _gdbm_gdbm_close_impl(self);
82}
83
84PyDoc_STRVAR(_gdbm_gdbm_keys__doc__,
85"keys($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
93static PyObject *
94_gdbm_gdbm_keys_impl(dbmobject *self);
95
96static PyObject *
97_gdbm_gdbm_keys(dbmobject *self, PyObject *Py_UNUSED(ignored))
98{
99 return _gdbm_gdbm_keys_impl(self);
100}
101
102PyDoc_STRVAR(_gdbm_gdbm_firstkey__doc__,
103"firstkey($self, /)\n"
104"--\n"
105"\n"
106"Return the starting key for the traversal.\n"
107"\n"
108"It\'s possible to loop over every key in the database using this method\n"
109"and the nextkey() method. The traversal is ordered by GDBM\'s internal\n"
110"hash values, and won\'t be sorted by the key values.");
111
112#define _GDBM_GDBM_FIRSTKEY_METHODDEF \
113 {"firstkey", (PyCFunction)_gdbm_gdbm_firstkey, METH_NOARGS, _gdbm_gdbm_firstkey__doc__},
114
115static PyObject *
116_gdbm_gdbm_firstkey_impl(dbmobject *self);
117
118static PyObject *
119_gdbm_gdbm_firstkey(dbmobject *self, PyObject *Py_UNUSED(ignored))
120{
121 return _gdbm_gdbm_firstkey_impl(self);
122}
123
124PyDoc_STRVAR(_gdbm_gdbm_nextkey__doc__,
125"nextkey($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
141static PyObject *
142_gdbm_gdbm_nextkey_impl(dbmobject *self, const char *key,
143 Py_ssize_clean_t key_length);
144
145static PyObject *
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
Serhiy Storchaka5dee6552016-06-09 16:16:06 +0300152 if (!PyArg_Parse(arg, "s#:nextkey", &key, &key_length)) {
Serhiy Storchaka9260e772015-04-17 21:05:18 +0300153 goto exit;
Serhiy Storchaka5dee6552016-06-09 16:16:06 +0300154 }
Serhiy Storchaka9260e772015-04-17 21:05:18 +0300155 return_value = _gdbm_gdbm_nextkey_impl(self, key, key_length);
156
157exit:
158 return return_value;
159}
160
161PyDoc_STRVAR(_gdbm_gdbm_reorganize__doc__,
162"reorganize($self, /)\n"
163"--\n"
164"\n"
165"Reorganize the database.\n"
166"\n"
167"If you have carried out a lot of deletions and would like to shrink\n"
168"the space used by the GDBM file, this routine will reorganize the\n"
169"database. GDBM will not shorten the length of a database file except\n"
170"by using this reorganization; otherwise, deleted file space will be\n"
171"kept and reused as new (key,value) pairs are added.");
172
173#define _GDBM_GDBM_REORGANIZE_METHODDEF \
174 {"reorganize", (PyCFunction)_gdbm_gdbm_reorganize, METH_NOARGS, _gdbm_gdbm_reorganize__doc__},
175
176static PyObject *
177_gdbm_gdbm_reorganize_impl(dbmobject *self);
178
179static PyObject *
180_gdbm_gdbm_reorganize(dbmobject *self, PyObject *Py_UNUSED(ignored))
181{
182 return _gdbm_gdbm_reorganize_impl(self);
183}
184
185PyDoc_STRVAR(_gdbm_gdbm_sync__doc__,
186"sync($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
197static PyObject *
198_gdbm_gdbm_sync_impl(dbmobject *self);
199
200static PyObject *
201_gdbm_gdbm_sync(dbmobject *self, PyObject *Py_UNUSED(ignored))
202{
203 return _gdbm_gdbm_sync_impl(self);
204}
205
206PyDoc_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_VARARGS, dbmopen__doc__},
235
236static PyObject *
Serhiy Storchaka1a2b24f2016-07-07 17:35:15 +0300237dbmopen_impl(PyObject *module, const char *name, const char *flags, int mode);
Serhiy Storchaka9260e772015-04-17 21:05:18 +0300238
239static PyObject *
Serhiy Storchaka1a2b24f2016-07-07 17:35:15 +0300240dbmopen(PyObject *module, PyObject *args)
Serhiy Storchaka9260e772015-04-17 21:05:18 +0300241{
242 PyObject *return_value = NULL;
243 const char *name;
244 const char *flags = "r";
245 int mode = 438;
246
Serhiy Storchaka247789c2015-04-24 00:40:51 +0300247 if (!PyArg_ParseTuple(args, "s|si:open",
Serhiy Storchaka5dee6552016-06-09 16:16:06 +0300248 &name, &flags, &mode)) {
Serhiy Storchaka9260e772015-04-17 21:05:18 +0300249 goto exit;
Serhiy Storchaka5dee6552016-06-09 16:16:06 +0300250 }
Serhiy Storchaka9260e772015-04-17 21:05:18 +0300251 return_value = dbmopen_impl(module, name, flags, mode);
252
253exit:
254 return return_value;
255}
Serhiy Storchaka2954f832016-07-07 18:20:03 +0300256/*[clinic end generated code: output=ed0f5d4e3d79b80c input=a9049054013a1b77]*/