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sourceware.org Git - glibc.git/blob - nptl_db/td_ta_set_event.c
1 /* Globally enable events.
2 Copyright (C) 1999-2024 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
5 The GNU C Library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Lesser General Public
7 License as published by the Free Software Foundation; either
8 version 2.1 of the License, or (at your option) any later version.
10 The GNU C Library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Lesser General Public License for more details.
15 You should have received a copy of the GNU Lesser General Public
16 License along with the GNU C Library; if not, see
17 <https://www.gnu.org/licenses/>. */
20 #include "thread_dbP.h"
24 td_ta_set_event (const td_thragent_t
*ta_arg
, td_thr_events_t
*event
)
26 td_thragent_t
*const ta
= (td_thragent_t
*) ta_arg
;
28 psaddr_t eventmask
= 0;
31 LOG ("td_ta_set_event");
33 /* Test whether the TA parameter is ok. */
37 /* Fetch the old event mask from the inferior and modify it in place. */
38 err
= DB_GET_SYMBOL (eventmask
, ta
, __nptl_threads_events
);
40 err
= DB_GET_STRUCT (copy
, ta
, eventmask
, td_thr_events_t
);
44 for (idx
= 0; idx
< TD_EVENTSIZE
; ++idx
)
48 err
= DB_GET_FIELD_LOCAL (word
, ta
, copy
,
49 td_thr_events_t
, event_bits
, idx
);
52 mask
= (uintptr_t) word
;
53 mask
|= event
->event_bits
[idx
];
54 word
= (psaddr_t
) (uintptr_t) mask
;
55 err
= DB_PUT_FIELD_LOCAL (ta
, copy
,
56 td_thr_events_t
, event_bits
, idx
, word
);
60 if (err
== TD_NOAPLIC
)
63 while (idx
< TD_EVENTSIZE
)
64 if (event
->event_bits
[idx
++] != 0)
71 /* Now write it back to the inferior. */
72 err
= DB_PUT_STRUCT (ta
, eventmask
, td_thr_events_t
, copy
);
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