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2006-03-09 Michael Snyder <msnyder@redhat.com>

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* linux-nat.c (kill_inferior): Just call target_mourn_inferior
	instead of getting tricky for the multi-fork case.
	* linux-fork.c (linux_fork_killall): Call PT_KILL and waitpid
	for each fork, and then use init_fork_list to delete them.
This commit is contained in:
Michael Snyder 2006-03-10 20:15:42 +00:00
parent 3a4a14e9ea
commit 56aac7e845
3 changed files with 20 additions and 15 deletions
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7
gdb/ChangeLog
View File

@ -1,6 +1,9 @@
2006-03-09 Joel Brobecker <brobecker@adacore.com>
2006-03-09 Michael Snyder <msnyder@redhat.com>
* MAINTAINERS (Patch Champions): Remove self.
* linux-nat.c (kill_inferior): Just call target_mourn_inferior
instead of getting tricky for the multi-fork case.
* linux-fork.c (linux_fork_killall): Call PT_KILL and waitpid
for each fork, and then use init_fork_list to delete them.
2006-03-08 Alexandre Oliva <aoliva@redhat.com>

24
gdb/linux-fork.c
View File

@ -72,8 +72,7 @@ add_fork (pid_t pid)
{
struct fork_info *fp;
if (fork_list == NULL &&
pid != PIDGET (inferior_ptid))
if (fork_list == NULL && pid != PIDGET (inferior_ptid))
{
/* Special case -- if this is the first fork in the list
(the list is hitherto empty), and if this new fork is
@ -322,17 +321,22 @@ linux_fork_killall (void)
status for it) -- however any process may be a child
or a parent, so may get a SIGCHLD from a previously
killed child. Wait them all out. */
struct fork_info *fp;
pid_t pid, ret;
int status;
do {
pid = PIDGET (fork_list->ptid);
do {
ptrace (PT_KILL, pid, 0, 0);
ret = waitpid (pid, &status, 0);
} while (ret == pid && WIFSTOPPED (status));
delete_fork (fork_list->ptid);
} while (fork_list != NULL);
for (fp = fork_list; fp; fp = fp->next)
{
pid = PIDGET (fp->ptid);
do {
ptrace (PT_KILL, pid, 0, 0);
ret = waitpid (pid, &status, 0);
/* We might get a SIGCHLD instead of an exit status. This is
aggravated by the first kill above - a child has just
died. MVS comment cut-and-pasted from linux-nat. */
} while (ret == pid && WIFSTOPPED (status));
}
init_fork_list (); /* Clear list, prepare to start fresh. */
}
/* The current inferior_ptid has exited, but there are other viable

4
gdb/linux-nat.c
View File

@ -616,8 +616,6 @@ kill_inferior (void)
if (forks_exist_p ())
{
linux_fork_killall ();
pop_target ();
generic_mourn_inferior ();
}
else
{
@ -646,8 +644,8 @@ kill_inferior (void)
ptrace (PT_KILL, pid, 0, 0);
ret = wait (&status);
}
target_mourn_inferior ();
}
target_mourn_inferior ();
}
/* On GNU/Linux there are no real LWP's. The closest thing to LWP's