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76a50749 | 1 | /* Enable event process-wide. |
d4697bc9 | 2 | Copyright (C) 1999-2014 Free Software Foundation, Inc. |
76a50749 UD |
3 | This file is part of the GNU C Library. |
4 | Contributed by Ulrich Drepper <drepper@redhat.com>, 1999. | |
5 | ||
6 | The GNU C Library is free software; you can redistribute it and/or | |
7 | modify it under the terms of the GNU Lesser General Public | |
8 | License as published by the Free Software Foundation; either | |
9 | version 2.1 of the License, or (at your option) any later version. | |
10 | ||
11 | The GNU C Library is distributed in the hope that it will be useful, | |
12 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
14 | Lesser General Public License for more details. | |
15 | ||
16 | You should have received a copy of the GNU Lesser General Public | |
59ba27a6 PE |
17 | License along with the GNU C Library; if not, see |
18 | <http://www.gnu.org/licenses/>. */ | |
76a50749 | 19 | |
76a50749 UD |
20 | #include "thread_dbP.h" |
21 | ||
22 | ||
23 | td_err_e | |
24 | td_thr_event_enable (th, onoff) | |
25 | const td_thrhandle_t *th; | |
26 | int onoff; | |
27 | { | |
28 | LOG ("td_thr_event_enable"); | |
29 | ||
7d9d8bd1 RM |
30 | if (th->th_unique != 0) |
31 | { | |
32 | /* Write the new value into the thread data structure. */ | |
33 | td_err_e err = DB_PUT_FIELD (th->th_ta_p, th->th_unique, pthread, | |
34 | report_events, 0, | |
35 | (psaddr_t) 0 + (onoff != 0)); | |
36 | if (err != TD_OK) | |
37 | return err; | |
38 | ||
39 | /* Just in case we are in the window between initializing __stack_user | |
40 | and copying from __nptl_initial_report_events, we set it too. | |
41 | It doesn't hurt to do this for non-initial threads, since it | |
42 | won't be consulted again anyway. It would take another fetch | |
43 | to get the tid and determine this isn't the initial thread, | |
44 | so just do it always. */ | |
45 | } | |
46 | ||
47 | /* We are faking it for the initial thread before its thread | |
48 | descriptor is set up. */ | |
49 | return DB_PUT_VALUE (th->th_ta_p, __nptl_initial_report_events, 0, | |
7f08f55a | 50 | (psaddr_t) 0 + (onoff != 0)); |
76a50749 | 51 | } |