[2.7] prefix internal sqlite symbols with _pysqlite_ (GH-8215). (GH-8217)

(cherry picked from commit 7762e4d3)
Co-authored-by: Benjamin Peterson <benjamin@python.org>

Modules/_sqlite/connection.c

@@ -675,7 +675,7 @@ void _pysqlite_func_callback(sqlite3_context* context, int argc, sqlite3_value**
         Py_DECREF(py_retval);
     }
     if (!ok) {
-        if (_enable_callback_tracebacks) {
+        if (_pysqlite_enable_callback_tracebacks) {
             PyErr_Print();
         } else {
             PyErr_Clear();
@@ -711,7 +711,7 @@ static void _pysqlite_step_callback(sqlite3_context *context, int argc, sqlite3_
 
         if (PyErr_Occurred()) {
             *aggregate_instance = 0;
-            if (_enable_callback_tracebacks) {
+            if (_pysqlite_enable_callback_tracebacks) {
                 PyErr_Print();
             } else {
                 PyErr_Clear();
@@ -735,7 +735,7 @@ static void _pysqlite_step_callback(sqlite3_context *context, int argc, sqlite3_
     Py_DECREF(args);
 
     if (!function_result) {
-        if (_enable_callback_tracebacks) {
+        if (_pysqlite_enable_callback_tracebacks) {
             PyErr_Print();
         } else {
             PyErr_Clear();
@@ -781,7 +781,7 @@ void _pysqlite_final_callback(sqlite3_context* context)
         Py_DECREF(function_result);
     }
     if (!ok) {
-        if (_enable_callback_tracebacks) {
+        if (_pysqlite_enable_callback_tracebacks) {
             PyErr_Print();
         } else {
             PyErr_Clear();
@@ -936,7 +936,7 @@ static int _authorizer_callback(void* user_arg, int action, const char* arg1, co
     ret = PyObject_CallFunction((PyObject*)user_arg, "issss", action, arg1, arg2, dbname, access_attempt_source);
 
     if (!ret) {
-        if (_enable_callback_tracebacks) {
+        if (_pysqlite_enable_callback_tracebacks) {
             PyErr_Print();
         } else {
             PyErr_Clear();
@@ -972,7 +972,7 @@ static int _progress_handler(void* user_arg)
     ret = PyObject_CallFunction((PyObject*)user_arg, "");
 
     if (!ret) {
-        if (_enable_callback_tracebacks) {
+        if (_pysqlite_enable_callback_tracebacks) {
             PyErr_Print();
         } else {
             PyErr_Clear();

Modules/_sqlite/cursor.c

@@ -147,7 +147,7 @@ PyObject* _pysqlite_get_converter(PyObject* key)
         return NULL;
     }
 
-    retval = PyDict_GetItem(converters, upcase_key);
+    retval = PyDict_GetItem(_pysqlite_converters, upcase_key);
     Py_DECREF(upcase_key);
 
     return retval;
@@ -655,7 +655,7 @@ PyObject* _pysqlite_query_execute(pysqlite_Cursor* self, int multiple, PyObject*
             } else {
                 if (PyErr_Occurred()) {
                     /* there was an error that occurred in a user-defined callback */
-                    if (_enable_callback_tracebacks) {
+                    if (_pysqlite_enable_callback_tracebacks) {
                         PyErr_Print();
                     } else {
                         PyErr_Clear();

Modules/_sqlite/module.c

@@ -39,8 +39,8 @@ PyObject* pysqlite_Error, *pysqlite_Warning, *pysqlite_InterfaceError, *pysqlite
     *pysqlite_InternalError, *pysqlite_OperationalError, *pysqlite_ProgrammingError,
     *pysqlite_IntegrityError, *pysqlite_DataError, *pysqlite_NotSupportedError, *pysqlite_OptimizedUnicode;
 
-PyObject* converters;
-int _enable_callback_tracebacks;
+PyObject* _pysqlite_converters;
+int _pysqlite_enable_callback_tracebacks;
 int pysqlite_BaseTypeAdapted;
 
 static PyObject* module_connect(PyObject* self, PyObject* args, PyObject*
@@ -190,7 +190,7 @@ static PyObject* module_register_converter(PyObject* self, PyObject* args)
         goto error;
     }
 
-    if (PyDict_SetItem(converters, name, callable) != 0) {
+    if (PyDict_SetItem(_pysqlite_converters, name, callable) != 0) {
         goto error;
     }
 
@@ -208,7 +208,7 @@ Registers a converter with pysqlite. Non-standard.");
 
 static PyObject* enable_callback_tracebacks(PyObject* self, PyObject* args)
 {
-    if (!PyArg_ParseTuple(args, "i", &_enable_callback_tracebacks)) {
+    if (!PyArg_ParseTuple(args, "i", &_pysqlite_enable_callback_tracebacks)) {
         return NULL;
     }
 
@@ -223,12 +223,12 @@ Enable or disable callback functions throwing errors to stderr.");
 
 static void converters_init(PyObject* dict)
 {
-    converters = PyDict_New();
-    if (!converters) {
+    _pysqlite_converters = PyDict_New();
+    if (!_pysqlite_converters) {
         return;
     }
 
-    PyDict_SetItemString(dict, "converters", converters);
+    PyDict_SetItemString(dict, "converters", _pysqlite_converters);
 }
 
 static PyMethodDef module_methods[] = {
@@ -428,7 +428,7 @@ PyMODINIT_FUNC init_sqlite3(void)
     /* initialize the default converters */
     converters_init(dict);
 
-    _enable_callback_tracebacks = 0;
+    _pysqlite_enable_callback_tracebacks = 0;
 
     pysqlite_BaseTypeAdapted = 0;
 

Modules/_sqlite/module.h

@@ -44,9 +44,9 @@ extern PyObject* pysqlite_OptimizedUnicode;
  * functions, that convert the SQL value to the appropriate Python value.
  * The key is uppercase.
  */
-extern PyObject* converters;
+extern PyObject* _pysqlite_converters;
 
-extern int _enable_callback_tracebacks;
+extern int _pysqlite_enable_callback_tracebacks;
 extern int pysqlite_BaseTypeAdapted;
 
 #define PARSE_DECLTYPES 1