diff options
Diffstat (limited to 'gdb/inf-ttrace.c')
| -rw-r--r-- | gdb/inf-ttrace.c | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/gdb/inf-ttrace.c b/gdb/inf-ttrace.c index 0ad915761ab..cbc8ecb1232 100644 --- a/gdb/inf-ttrace.c +++ b/gdb/inf-ttrace.c @@ -412,6 +412,7 @@ inf_ttrace_follow_fork (struct target_ops *ops, int follow_child) pid_t pid, fpid; lwpid_t lwpid, flwpid; ttstate_t tts; + struct thread_info *last_tp = NULL; /* FIXME: kettenis/20050720: This stuff should really be passed as an argument by our caller. */ @@ -425,6 +426,7 @@ inf_ttrace_follow_fork (struct target_ops *ops, int follow_child) pid = ptid_get_pid (ptid); lwpid = ptid_get_lwp (ptid); + last_tp = find_thread_pid (ptid); } /* Get all important details that core GDB doesn't (and shouldn't) @@ -452,6 +454,18 @@ inf_ttrace_follow_fork (struct target_ops *ops, int follow_child) if (follow_child) { + /* Copy user stepping state to the new inferior thread. */ + struct breakpoint *step_resume_breakpoint = last_tp->step_resume_breakpoint; + CORE_ADDR step_range_start = last_tp->step_range_start; + CORE_ADDR step_range_end = last_tp->step_range_end; + struct frame_id step_frame_id = last_tp->step_frame_id; + + struct thread_info *tp; + + /* Otherwise, deleting the parent would get rid of this + breakpoint. */ + last_tp->step_resume_breakpoint = NULL; + inferior_ptid = ptid_build (fpid, flwpid, 0); detach_breakpoints (pid); @@ -530,6 +544,11 @@ Detaching after fork from child process %ld.\n"), (long)fpid); memset (ti->private, 0, sizeof (struct inf_ttrace_private_thread_info)); + ti->step_resume_breakpoint = step_resume_breakpoint; + ti->step_range_start = step_range_start; + ti->step_range_end = step_range_end; + ti->step_frame_id = step_frame_id; + /* Reset breakpoints in the child as appropriate. */ follow_inferior_reset_breakpoints (); } |