diff options
Diffstat (limited to 'gdb/gdbthread.h')
| -rw-r--r-- | gdb/gdbthread.h | 30 |
1 files changed, 21 insertions, 9 deletions
diff --git a/gdb/gdbthread.h b/gdb/gdbthread.h index 76b8f6c..3f1d217 100644 --- a/gdb/gdbthread.h +++ b/gdb/gdbthread.h @@ -45,15 +45,21 @@ struct thread_info use is_executing instead. */ int executing_; - /* Frontend view of the running state. Note that this is different - from EXECUTING. When the thread is stopped internally while - handling an internal event, like a software single-step - breakpoint, executing will be false, but running will still be - true. As a possible future extension, this could turn into - enum { stopped, stepping, finishing, until(ling), ... } */ + /* Frontend view of the thread state. Note that the RUNNING/STOPPED + states are different from EXECUTING. When the thread is stopped + internally while handling an internal event, like a software + single-step breakpoint, EXECUTING will be false, but running will + still be true. As a possible future extension, this could turn + into enum { stopped, exited, stepping, finishing, until(ling), + running ... } */ /* This field is internal to thread.c. Never access it directly, use is_running instead. */ - int running_; + int state_; + + /* If this is > 0, then it means there's code out there that relies + on this thread being listed. Don't delete it from the lists even + if we detect it exiting. */ + int refcount; /* State from wait_for_inferior */ CORE_ADDR prev_pc; @@ -207,6 +213,13 @@ extern int is_running (ptid_t ptid); /* Reports if any thread is known to be running right now. */ extern int any_running (void); +/* Is this thread listed, but known to have exited? We keep it listed + (but not visible) until it's safe to delete. */ +extern int is_exited (ptid_t ptid); + +/* Is this thread stopped? */ +extern int is_stopped (ptid_t ptid); + /* Marks thread PTID as executing, or as stopped. If PIDGET (PTID) is -1, marks all threads. */ extern void set_executing (ptid_t ptid, int executing); @@ -223,8 +236,7 @@ extern int print_thread_events; extern void print_thread_info (struct ui_out *uiout, int thread); -extern struct cleanup *make_cleanup_restore_current_thread (ptid_t, - struct frame_id); +extern struct cleanup *make_cleanup_restore_current_thread (void); #endif /* GDBTHREAD_H */ |