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76a50749 UD |
1 | /* Globally enable events. |
2 | Copyright (C) 1999, 2001, 2002 Free Software Foundation, Inc. | |
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 | |
17 | License along with the GNU C Library; if not, write to the Free | |
18 | Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA | |
19 | 02111-1307 USA. */ | |
20 | ||
21 | #include "thread_dbP.h" | |
22 | ||
23 | ||
24 | td_err_e | |
25 | td_ta_set_event (ta, event) | |
26 | const td_thragent_t *ta; | |
27 | td_thr_events_t *event; | |
28 | { | |
29 | LOG ("td_ta_set_event"); | |
30 | ||
31 | /* Test whether the TA parameter is ok. */ | |
32 | if (! ta_ok (ta)) | |
33 | return TD_BADTA; | |
34 | ||
35 | /* Write the new value into the thread data structure. */ | |
36 | td_thr_events_t old_event; | |
37 | if (ps_pdread (ta->ph, ta->pthread_threads_eventsp, | |
38 | &old_event, sizeof (td_thrhandle_t)) != PS_OK) | |
39 | return TD_ERR; /* XXX Other error value? */ | |
40 | ||
41 | /* Or the new bits in. */ | |
42 | int i; | |
43 | for (i = 0; i < TD_EVENTSIZE; ++i) | |
44 | old_event.event_bits[i] |= event->event_bits[i]; | |
45 | ||
46 | /* Write the new value into the thread data structure. */ | |
47 | if (ps_pdwrite (ta->ph, ta->pthread_threads_eventsp, | |
48 | &old_event, sizeof (td_thrhandle_t)) != PS_OK) | |
49 | return TD_ERR; /* XXX Other error value? */ | |
50 | ||
51 | return TD_OK; | |
52 | } |