Add closed socket identification

hierophect · hierophect · commit 0c5e0954dbf2 · 2020-11-24T14:51:06.000-05:00
diff --git a/ports/esp32s2/common-hal/socketpool/Socket.c b/ports/esp32s2/common-hal/socketpool/Socket.c
@@ -187,6 +187,7 @@ void common_hal_socketpool_socket_close(socketpool_socket_obj_t* self) {
     if (self->num >= 0) {
         lwip_shutdown(self->num, 0);
         lwip_close(self->num);
+        self->num = -1;
     }
 }
 

Original file line number	Diff line number	Diff line change
`@@ -187,6 +187,7 @@ void common_hal_socketpool_socket_close(socketpool_socket_obj_t* self) {`
`187`	`187`	`if (self->num >= 0) {`
`188`	`188`	`lwip_shutdown(self->num, 0);`
`189`	`189`	`lwip_close(self->num);`
	`190`	`+ self->num = -1;`
`190`	`191`	`}`
`191`	`192`	`}`
`192`	`193`