diff options
Diffstat (limited to 'Modules/_gdbmmodule.c')
| -rw-r--r-- | Modules/_gdbmmodule.c | 85 |
1 files changed, 72 insertions, 13 deletions
diff --git a/Modules/_gdbmmodule.c b/Modules/_gdbmmodule.c index ab2ebdba924..9c402e20e51 100644 --- a/Modules/_gdbmmodule.c +++ b/Modules/_gdbmmodule.c @@ -81,6 +81,7 @@ typedef struct { #include "clinic/_gdbmmodule.c.h" #define check_gdbmobject_open(v, err) \ + _Py_CRITICAL_SECTION_ASSERT_OBJECT_LOCKED((v)) \ if ((v)->di_dbm == NULL) { \ PyErr_SetString(err, "GDBM object has already been closed"); \ return NULL; \ @@ -142,7 +143,7 @@ gdbm_dealloc(PyObject *op) } static Py_ssize_t -gdbm_length(PyObject *op) +gdbm_length_lock_held(PyObject *op) { gdbmobject *dp = _gdbmobject_CAST(op); _gdbm_state *state = PyType_GetModuleState(Py_TYPE(dp)); @@ -188,8 +189,18 @@ gdbm_length(PyObject *op) return dp->di_size; } +static Py_ssize_t +gdbm_length(PyObject *op) +{ + Py_ssize_t result; + Py_BEGIN_CRITICAL_SECTION(op); + result = gdbm_length_lock_held(op); + Py_END_CRITICAL_SECTION(); + return result; +} + static int -gdbm_bool(PyObject *op) +gdbm_bool_lock_held(PyObject *op) { gdbmobject *dp = _gdbmobject_CAST(op); _gdbm_state *state = PyType_GetModuleState(Py_TYPE(dp)); @@ -218,6 +229,16 @@ gdbm_bool(PyObject *op) return 1; } +static int +gdbm_bool(PyObject *op) +{ + int result; + Py_BEGIN_CRITICAL_SECTION(op); + result = gdbm_bool_lock_held(op); + Py_END_CRITICAL_SECTION(); + return result; +} + // Wrapper function for PyArg_Parse(o, "s#", &d.dptr, &d.size). // This function is needed to support PY_SSIZE_T_CLEAN. // Return 1 on success, same to PyArg_Parse(). @@ -240,7 +261,7 @@ parse_datum(PyObject *o, datum *d, const char *failmsg) } static PyObject * -gdbm_subscript(PyObject *op, PyObject *key) +gdbm_subscript_lock_held(PyObject *op, PyObject *key) { PyObject *v; datum drec, krec; @@ -265,6 +286,16 @@ gdbm_subscript(PyObject *op, PyObject *key) return v; } +static PyObject * +gdbm_subscript(PyObject *op, PyObject *key) +{ + PyObject *result; + Py_BEGIN_CRITICAL_SECTION(op); + result = gdbm_subscript_lock_held(op, key); + Py_END_CRITICAL_SECTION(); + return result; +} + /*[clinic input] _gdbm.gdbm.get @@ -290,7 +321,7 @@ _gdbm_gdbm_get_impl(gdbmobject *self, PyObject *key, PyObject *default_value) } static int -gdbm_ass_sub(PyObject *op, PyObject *v, PyObject *w) +gdbm_ass_sub_lock_held(PyObject *op, PyObject *v, PyObject *w) { datum krec, drec; const char *failmsg = "gdbm mappings have bytes or string indices only"; @@ -335,7 +366,18 @@ gdbm_ass_sub(PyObject *op, PyObject *v, PyObject *w) return 0; } +static int +gdbm_ass_sub(PyObject *op, PyObject *v, PyObject *w) +{ + int result; + Py_BEGIN_CRITICAL_SECTION(op); + result = gdbm_ass_sub_lock_held(op, v, w); + Py_END_CRITICAL_SECTION(); + return result; +} + /*[clinic input] +@critical_section _gdbm.gdbm.setdefault key: object @@ -348,7 +390,7 @@ Get value for key, or set it to default and return default if not present. static PyObject * _gdbm_gdbm_setdefault_impl(gdbmobject *self, PyObject *key, PyObject *default_value) -/*[clinic end generated code: output=f3246e880509f142 input=0db46b69e9680171]*/ +/*[clinic end generated code: output=f3246e880509f142 input=854374cd81ab51b6]*/ { PyObject *res; @@ -363,6 +405,7 @@ _gdbm_gdbm_setdefault_impl(gdbmobject *self, PyObject *key, } /*[clinic input] +@critical_section _gdbm.gdbm.close Close the database. @@ -370,7 +413,7 @@ Close the database. static PyObject * _gdbm_gdbm_close_impl(gdbmobject *self) -/*[clinic end generated code: output=f5abb4d6bb9e52d5 input=0a203447379b45fd]*/ +/*[clinic end generated code: output=f5abb4d6bb9e52d5 input=56b604f4e77f533d]*/ { if (self->di_dbm) { gdbm_close(self->di_dbm); @@ -381,6 +424,7 @@ _gdbm_gdbm_close_impl(gdbmobject *self) /* XXX Should return a set or a set view */ /*[clinic input] +@critical_section _gdbm.gdbm.keys cls: defining_class @@ -390,7 +434,7 @@ Get a list of all keys in the database. static PyObject * _gdbm_gdbm_keys_impl(gdbmobject *self, PyTypeObject *cls) -/*[clinic end generated code: output=c24b824e81404755 input=1428b7c79703d7d5]*/ +/*[clinic end generated code: output=c24b824e81404755 input=785988b1ea8f77e0]*/ { PyObject *v, *item; datum key, nextkey; @@ -432,7 +476,7 @@ _gdbm_gdbm_keys_impl(gdbmobject *self, PyTypeObject *cls) } static int -gdbm_contains(PyObject *self, PyObject *arg) +gdbm_contains_lock_held(PyObject *self, PyObject *arg) { gdbmobject *dp = (gdbmobject *)self; datum key; @@ -463,7 +507,18 @@ gdbm_contains(PyObject *self, PyObject *arg) return gdbm_exists(dp->di_dbm, key); } +static int +gdbm_contains(PyObject *self, PyObject *arg) +{ + int result; + Py_BEGIN_CRITICAL_SECTION(self); + result = gdbm_contains_lock_held(self, arg); + Py_END_CRITICAL_SECTION(); + return result; +} + /*[clinic input] +@critical_section _gdbm.gdbm.firstkey cls: defining_class @@ -477,7 +532,7 @@ hash values, and won't be sorted by the key values. static PyObject * _gdbm_gdbm_firstkey_impl(gdbmobject *self, PyTypeObject *cls) -/*[clinic end generated code: output=139275e9c8b60827 input=ed8782a029a5d299]*/ +/*[clinic end generated code: output=139275e9c8b60827 input=aad5a7c886c542f5]*/ { PyObject *v; datum key; @@ -497,6 +552,7 @@ _gdbm_gdbm_firstkey_impl(gdbmobject *self, PyTypeObject *cls) } /*[clinic input] +@critical_section _gdbm.gdbm.nextkey cls: defining_class @@ -517,7 +573,7 @@ to create a list in memory that contains them all: static PyObject * _gdbm_gdbm_nextkey_impl(gdbmobject *self, PyTypeObject *cls, const char *key, Py_ssize_t key_length) -/*[clinic end generated code: output=c81a69300ef41766 input=365e297bc0b3db48]*/ +/*[clinic end generated code: output=c81a69300ef41766 input=181f1130d5bfeb1e]*/ { PyObject *v; datum dbm_key, nextkey; @@ -539,6 +595,7 @@ _gdbm_gdbm_nextkey_impl(gdbmobject *self, PyTypeObject *cls, const char *key, } /*[clinic input] +@critical_section _gdbm.gdbm.reorganize cls: defining_class @@ -554,7 +611,7 @@ kept and reused as new (key,value) pairs are added. static PyObject * _gdbm_gdbm_reorganize_impl(gdbmobject *self, PyTypeObject *cls) -/*[clinic end generated code: output=d77c69e8e3dd644a input=e1359faeef844e46]*/ +/*[clinic end generated code: output=d77c69e8e3dd644a input=3e3ca0d2ea787861]*/ { _gdbm_state *state = PyType_GetModuleState(cls); assert(state != NULL); @@ -573,6 +630,7 @@ _gdbm_gdbm_reorganize_impl(gdbmobject *self, PyTypeObject *cls) } /*[clinic input] +@critical_section _gdbm.gdbm.sync cls: defining_class @@ -585,7 +643,7 @@ any unwritten data to be written to the disk. static PyObject * _gdbm_gdbm_sync_impl(gdbmobject *self, PyTypeObject *cls) -/*[clinic end generated code: output=bb680a2035c3f592 input=3d749235f79b6f2a]*/ +/*[clinic end generated code: output=bb680a2035c3f592 input=6054385b071d238a]*/ { _gdbm_state *state = PyType_GetModuleState(cls); assert(state != NULL); @@ -595,6 +653,7 @@ _gdbm_gdbm_sync_impl(gdbmobject *self, PyTypeObject *cls) } /*[clinic input] +@critical_section _gdbm.gdbm.clear cls: defining_class / @@ -604,7 +663,7 @@ Remove all items from the database. static PyObject * _gdbm_gdbm_clear_impl(gdbmobject *self, PyTypeObject *cls) -/*[clinic end generated code: output=673577c573318661 input=34136d52fcdd4210]*/ +/*[clinic end generated code: output=673577c573318661 input=b17467adfe62f23d]*/ { _gdbm_state *state = PyType_GetModuleState(cls); assert(state != NULL); |