Visitar URL original
bpo-42064: Pass module state to `sqlite3` UDF callbacks by erlend-aasland · Pull Request #27456 · python/cpython · GitHub
Skip to content

bpo-42064: Pass module state to sqlite3 UDF callbacks #27456

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
miss-islington merged 6 commits into from
Aug 24, 2021
Merged

bpo-42064: Pass module state to sqlite3 UDF callbacks #27456

Show file tree
Hide file tree
Changes from 1 commit
Commits
Show all changes
6 commits
Select commit Hold shift + click to select a range
bebc47a
Add stubs for managing callback context
Jul 29, 2021
48a954d
Adapt create_*() functions
Jul 29, 2021
c5da5ab
Hold GIL when allocating/freeing context
Jul 30, 2021
506390f
Improve naming and remove some unneeded temporary variables
Aug 6, 2021
b5355d6
Merge branch 'main' into sqlite-callback-state/part1
Aug 24, 2021
271b9b5
Address review: protect incref with GIL
Aug 24, 2021
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
Next Next commit
Add stubs for managing callback context
  • Loading branch information
Erlend E. Aasland
Erlend E. Aasland committed Jul 29, 2021
commit bebc47ac07ac6e5798e2a648b2f0bcc1ae676710
20 changes: 20 additions & 0 deletions Modules/_sqlite/connection.c
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -827,6 +827,26 @@ static void _pysqlite_drop_unused_cursor_references(pysqlite_Connection* self)
Py_SETREF(self->cursors, new_list);
}

static callback_context *
create_callback_context(pysqlite_state *state, PyObject *obj)
{
callback_context *ctx = PyMem_Malloc(sizeof(callback_context));
if (ctx != NULL) {
ctx->obj = Py_NewRef(obj);
Comment thread
erlend-aasland marked this conversation as resolved.
Outdated
ctx->state = state;
}
return ctx;
}

static void
free_callback_context(callback_context *ctx)
{
if (ctx != NULL) {
Py_DECREF(ctx->obj);
PyMem_Free(ctx);
}
}

static void _destructor(void* args)
{
// This function may be called without the GIL held, so we need to ensure
Expand Down
6 changes: 6 additions & 0 deletions Modules/_sqlite/connection.h
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -32,6 +32,12 @@

#include "sqlite3.h"

typedef struct _callback_context
{
PyObject *obj;
pysqlite_state *state;
} callback_context;

typedef struct
{
PyObject_HEAD
Expand Down