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-rw-r--r--gdb/event-top.c8
1 files changed, 5 insertions, 3 deletions
diff --git a/gdb/event-top.c b/gdb/event-top.c
index 02b3786..4547d61 100644
--- a/gdb/event-top.c
+++ b/gdb/event-top.c
@@ -533,8 +533,9 @@ stdin_event_handler (int error, gdb_client_data client_data)
void
ui::register_file_handler ()
{
- add_file_handler (input_fd, stdin_event_handler, this,
- string_printf ("ui-%d", num), true);
+ if (input_fd != -1)
+ add_file_handler (input_fd, stdin_event_handler, this,
+ string_printf ("ui-%d", num), true);
}
/* See top.h. */
@@ -542,7 +543,8 @@ ui::register_file_handler ()
void
ui::unregister_file_handler ()
{
- delete_file_handler (input_fd);
+ if (input_fd != -1)
+ delete_file_handler (input_fd);
}
/* Re-enable stdin after the end of an execution command in