patch 7.4.1826
Problem: Callbacks are invoked when it's not safe. (Andrew Stewart)
Solution: When a channel is to be closed don't invoke callbacks right away,
wait for a safe moment.
diff --git a/src/structs.h b/src/structs.h
index 50901ac..a2b38bf 100644
--- a/src/structs.h
+++ b/src/structs.h
@@ -1416,6 +1416,9 @@
char *ch_hostname; /* only for socket, allocated */
int ch_port; /* only for socket */
+ int ch_to_be_closed; /* When TRUE reading or writing failed and
+ * the channel must be closed when it's safe
+ * to invoke callbacks. */
int ch_error; /* When TRUE an error was reported. Avoids
* giving pages full of error messages when
* the other side has exited, only mention the