mirror of
git://sourceware.org/git/glibc.git
synced 2024-11-27 03:41:23 +08:00
(signal_allowed): For SIGIO/SIGURG, add a new variable, LUCKY, to use instead of setting D to -1 (which fucks things up).
This commit is contained in:
parent
9a8c0d4f41
commit
e0637da1c7
@ -1013,8 +1013,9 @@ signal_allowed (int signo, mach_port_t refport)
|
||||
authorizing SIGIO and SIGURG signals properly. */
|
||||
|
||||
int d;
|
||||
int lucky = 0; /* True if we find a match for REFPORT. */
|
||||
__mutex_lock (&_hurd_dtable_lock);
|
||||
for (d = 0; (unsigned int) d < (unsigned int) _hurd_dtablesize; ++d)
|
||||
for (d = 0; !lucky && (unsigned) d < (unsigned) _hurd_dtablesize; ++d)
|
||||
{
|
||||
struct hurd_userlink ulink;
|
||||
io_t port;
|
||||
@ -1026,13 +1027,13 @@ signal_allowed (int signo, mach_port_t refport)
|
||||
{
|
||||
if (refport == asyncid)
|
||||
/* Break out of the loop on the next iteration. */
|
||||
d = -1;
|
||||
lucky = 1;
|
||||
__mach_port_deallocate (__mach_task_self (), asyncid);
|
||||
}
|
||||
_hurd_port_free (&_hurd_dtable[d]->port, &ulink, port);
|
||||
}
|
||||
/* If we found a lucky winner, we've set D to -1 in the loop. */
|
||||
if (d < 0)
|
||||
if (lucky)
|
||||
goto win;
|
||||
}
|
||||
}
|
||||
|
Loading…
Reference in New Issue
Block a user