1 files changed, 7 insertions, 0 deletions
diff --git a/gdb/top.c b/gdb/top.c
index 0c95852..5fcebc3 100644
--- a/gdb/top.c
+++ b/gdb/top.c
@@ -417,6 +417,13 @@ int (*target_wait_hook) PARAMS ((int pid, struct target_waitstatus *status));
 
 void (*call_command_hook) PARAMS ((struct cmd_list_element *c, char *cmd,
 				   int from_tty));
+
+
+/* Takes control from error ().  Typically used to prevent longjmps out of the
+   middle of the GUI.  Usually used in conjunction with a catch routine.  */
+
+NORETURN void (*error_hook) PARAMS (());
+
 
 /* Where to go for return_to_top_level (RETURN_ERROR).  */
 jmp_buf error_return;