diff options
Diffstat (limited to 'gdb/extension.c')
| -rw-r--r-- | gdb/extension.c | 51 |
1 files changed, 30 insertions, 21 deletions
diff --git a/gdb/extension.c b/gdb/extension.c index 5c23bcc..d2c5669 100644 --- a/gdb/extension.c +++ b/gdb/extension.c @@ -22,6 +22,7 @@ #include "defs.h" #include <signal.h> +#include "target.h" #include "auto-load.h" #include "breakpoint.h" #include "event-top.h" @@ -746,19 +747,24 @@ set_active_ext_lang (const struct extension_language_defn *now_active) = XCNEW (struct active_ext_lang_state); previous->ext_lang = active_ext_lang; + previous->sigint_handler.handler_saved = 0; active_ext_lang = now_active; - /* If the newly active extension language uses cooperative SIGINT handling - then ensure GDB's SIGINT handler is installed. */ - if (now_active->language == EXT_LANG_GDB - || now_active->ops->check_quit_flag != NULL) - install_gdb_sigint_handler (&previous->sigint_handler); - - /* If there's a SIGINT recorded in the cooperative extension languages, - move it to the new language, or save it in GDB's global flag if the newly - active extension language doesn't use cooperative SIGINT handling. */ - if (check_quit_flag ()) - set_quit_flag (); + if (target_terminal_is_ours ()) + { + /* If the newly active extension language uses cooperative SIGINT + handling then ensure GDB's SIGINT handler is installed. */ + if (now_active->language == EXT_LANG_GDB + || now_active->ops->check_quit_flag != NULL) + install_gdb_sigint_handler (&previous->sigint_handler); + + /* If there's a SIGINT recorded in the cooperative extension languages, + move it to the new language, or save it in GDB's global flag if the + newly active extension language doesn't use cooperative SIGINT + handling. */ + if (check_quit_flag ()) + set_quit_flag (); + } return previous; } @@ -772,16 +778,19 @@ restore_active_ext_lang (struct active_ext_lang_state *previous) active_ext_lang = previous->ext_lang; - /* Restore the previous SIGINT handler if one was saved. */ - if (previous->sigint_handler.handler_saved) - install_sigint_handler (&previous->sigint_handler); - - /* If there's a SIGINT recorded in the cooperative extension languages, - move it to the new language, or save it in GDB's global flag if the newly - active extension language doesn't use cooperative SIGINT handling. */ - if (check_quit_flag ()) - set_quit_flag (); - + if (target_terminal_is_ours ()) + { + /* Restore the previous SIGINT handler if one was saved. */ + if (previous->sigint_handler.handler_saved) + install_sigint_handler (&previous->sigint_handler); + + /* If there's a SIGINT recorded in the cooperative extension languages, + move it to the new language, or save it in GDB's global flag if the + newly active extension language doesn't use cooperative SIGINT + handling. */ + if (check_quit_flag ()) + set_quit_flag (); + } xfree (previous); } |