Re: psql not responding to SIGINT upon db reconnection - Mailing list pgsql-hackers

On Mon, Jul 24, 2023 at 9:26 AM Tristan Partin <tristan@neon.tech> wrote:

> attached patch

+        /*
+         * Restore the default SIGINT behavior while within libpq.
Otherwise, we
+         * can never exit from polling for the database connection. Failure to
+         * restore is non-fatal.
+         */
+        newact.sa_handler = SIG_DFL;
+        rc = sigaction(SIGINT, &newact, &oldact);

    There's no action taken if rc != 0. It doesn't seem right to
continue as if everything's fine when the handler registration fails.
At least a warning is warranted, so that the user reports such
failures to the community.

Best regards,
Gurjeet
http://Gurje.et