gdb: add target_ops::supports_displaced_step

[deliverable/binutils-gdb.git] / gdb / event-top.h

diff --git a/gdb/event-top.h b/gdb/event-top.h
index 1dc7b13d4f8adb5f515fed5114bf4f04628cd46b..f858626dd5313deebca30f1e56e065e0dd6ca1c4 100644 (file)
--- a/gdb/event-top.h
+++ b/gdb/event-top.h
@@ -1,6 +1,6 @@
 /* Definitions used by event-top.c, for GDB, the GNU debugger.
 
-   Copyright (C) 1999-2019 Free Software Foundation, Inc.
+   Copyright (C) 1999-2020 Free Software Foundation, Inc.
 
    Written by Elena Zannoni <ezannoni@cygnus.com> of Cygnus Solutions.
 
@@ -70,4 +70,10 @@ extern void gdb_rl_callback_handler_install (const char *prompt);
    currently installed.  */
 extern void gdb_rl_callback_handler_reinstall (void);
 
+/* The SIGSEGV handler for this thread, or NULL if there is none.  GDB
+   always installs a global SIGSEGV handler, and then lets threads
+   indicate their interest in handling the signal by setting this
+   thread-local variable.  */
+extern thread_local void (*thread_local_segv_handler) (int);
+
 #endif