diff options
Diffstat (limited to 'gdb/utils.c')
| -rw-r--r-- | gdb/utils.c | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/gdb/utils.c b/gdb/utils.c index 26d7933..fed2e7e 100644 --- a/gdb/utils.c +++ b/gdb/utils.c @@ -505,6 +505,59 @@ add_continuation (struct thread_info *thread, thread->continuations = (struct continuation *) as_cleanup; } +/* Add a continuation to the continuation list of INFERIOR. The new + continuation will be added at the front. */ + +void +add_inferior_continuation (void (*continuation_hook) (void *), void *args, + void (*continuation_free_args) (void *)) +{ + struct inferior *inf = current_inferior (); + struct cleanup *as_cleanup = &inf->continuations->base; + make_cleanup_ftype *continuation_hook_fn = continuation_hook; + + make_my_cleanup2 (&as_cleanup, + continuation_hook_fn, + args, + continuation_free_args); + + inf->continuations = (struct continuation *) as_cleanup; +} + +/* Do all continuations of the current inferior. */ + +void +do_all_inferior_continuations (void) +{ + struct cleanup *old_chain; + struct cleanup *as_cleanup; + struct inferior *inf = current_inferior (); + + if (inf->continuations == NULL) + return; + + /* Copy the list header into another pointer, and set the global + list header to null, so that the global list can change as a side + effect of invoking the continuations and the processing of the + preexisting continuations will not be affected. */ + + as_cleanup = &inf->continuations->base; + inf->continuations = NULL; + + /* Work now on the list we have set aside. */ + do_my_cleanups (&as_cleanup, NULL); +} + +/* Get rid of all the inferior-wide continuations of INF. */ + +void +discard_all_inferior_continuations (struct inferior *inf) +{ + struct cleanup *continuation_ptr = &inf->continuations->base; + discard_my_cleanups (&continuation_ptr, NULL); + inf->continuations = NULL; +} + static void restore_thread_cleanup (void *arg) { |