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* infrun.c (pending_follow): Remove saw_parent_fork, saw_child_fork,

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and saw_child_exec.
	(follow_fork, init_wait_for_inferior, handle_inferior_event): Remove
	references to saw_parent_fork, saw_child_fork, and saw_child_exec.
	(stop_stepping): Remove outdated check for child vfork events.
This commit is contained in:
Daniel Jacobowitz 2002-12-12 22:41:21 +00:00
parent 33b5881a60
commit fbb265fcf2
2 changed files with 8 additions and 36 deletions
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8
gdb/ChangeLog
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@ -1,3 +1,11 @@
2002-12-12 Daniel Jacobowitz <drow@mvista.com>
* infrun.c (pending_follow): Remove saw_parent_fork, saw_child_fork,
and saw_child_exec.
(follow_fork, init_wait_for_inferior, handle_inferior_event): Remove
references to saw_parent_fork, saw_child_fork, and saw_child_exec.
(stop_stepping): Remove outdated check for child vfork events.
2002-12-12 Andrew Cagney <ac131313@redhat.com>
* GDB 5.3 released from gdb_5_3-branch.

36
gdb/infrun.c
View file

@ -355,10 +355,7 @@ static struct
struct
{
int parent_pid;
int saw_parent_fork;
int child_pid;
int saw_child_fork;
int saw_child_exec;
}
fork_event;
char *execd_pathname;
@ -393,9 +390,6 @@ follow_fork ()
/* follow_mode = follow_fork_mode_...; */
}
pending_follow.fork_event.saw_parent_fork = 0;
pending_follow.fork_event.saw_child_fork = 0;
return target_follow_fork (follow_child);
}
@ -870,9 +864,6 @@ init_wait_for_inferior (void)
/* The first resume is not following a fork/vfork/exec. */
pending_follow.kind = TARGET_WAITKIND_SPURIOUS; /* I.e., none. */
pending_follow.fork_event.saw_parent_fork = 0;
pending_follow.fork_event.saw_child_fork = 0;
pending_follow.fork_event.saw_child_exec = 0;
/* See wait_for_inferior's handling of SYSCALL_ENTRY/RETURN events. */
number_of_threads_in_syscalls = 0;
@ -1338,7 +1329,6 @@ handle_inferior_event (struct execution_control_state *ecs)
stop_signal = TARGET_SIGNAL_TRAP;
pending_follow.kind = ecs->ws.kind;
pending_follow.fork_event.saw_child_fork = 1;
pending_follow.fork_event.parent_pid = PIDGET (ecs->ptid);
pending_follow.fork_event.child_pid = ecs->ws.value.related_pid;
@ -1379,7 +1369,6 @@ handle_inferior_event (struct execution_control_state *ecs)
triggers...) */
if (ptid_equal (ecs->ptid, inferior_ptid))
{
pending_follow.fork_event.saw_parent_fork = 1;
pending_follow.fork_event.parent_pid = PIDGET (ecs->ptid);
pending_follow.fork_event.child_pid = ecs->ws.value.related_pid;
}
@ -1389,7 +1378,6 @@ handle_inferior_event (struct execution_control_state *ecs)
Else, give any vfork catchpoints a chance to trigger now. */
else
{
pending_follow.fork_event.saw_child_fork = 1;
pending_follow.fork_event.child_pid = PIDGET (ecs->ptid);
pending_follow.fork_event.parent_pid = ecs->ws.value.related_pid;
target_post_startup_inferior (pid_to_ptid
@ -2820,30 +2808,6 @@ stop_stepping (struct execution_control_state *ecs)
{
if (target_has_execution)
{
/* Are we stopping for a vfork event? We only stop when we see
the child's event. However, we may not yet have seen the
parent's event. And, inferior_ptid is still set to the
parent's pid, until we resume again and follow either the
parent or child.
To ensure that we can really touch inferior_ptid (aka, the
parent process) -- which calls to functions like read_pc
implicitly do -- wait on the parent if necessary. */
if ((pending_follow.kind == TARGET_WAITKIND_VFORKED)
&& !pending_follow.fork_event.saw_parent_fork)
{
ptid_t parent_ptid;
do
{
if (target_wait_hook)
parent_ptid = target_wait_hook (pid_to_ptid (-1), &(ecs->ws));
else
parent_ptid = target_wait (pid_to_ptid (-1), &(ecs->ws));
}
while (!ptid_equal (parent_ptid, inferior_ptid));
}
/* Assuming the inferior still exists, set these up for next
time, just like we did above if we didn't break out of the
loop. */