| 1 | /* Set the cancel state for the calling thread. |
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| 2 | Copyright (C) 2002-2022 Free Software Foundation, Inc. |
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| 3 | This file is part of the GNU C Library. |
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| 4 | |
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| 5 | The GNU C Library is free software; you can redistribute it and/or |
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| 6 | modify it under the terms of the GNU Lesser General Public |
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| 7 | License as published by the Free Software Foundation; either |
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| 8 | version 2.1 of the License, or (at your option) any later version. |
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| 9 | |
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| 10 | The GNU C Library is distributed in the hope that it will be useful, |
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| 11 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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| 13 | Lesser General Public License for more details. |
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| 14 | |
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| 15 | You should have received a copy of the GNU Lesser General Public |
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| 16 | License along with the GNU C Library; if not, see |
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| 17 | <https://www.gnu.org/licenses/>. */ |
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| 18 | |
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| 19 | #include <pthread.h> |
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| 20 | |
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| 21 | #include <pt-internal.h> |
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| 22 | |
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| 23 | int |
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| 24 | __pthread_setcancelstate (int state, int *oldstate) |
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| 25 | { |
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| 26 | struct __pthread *p = _pthread_self (); |
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| 27 | |
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| 28 | switch (state) |
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| 29 | { |
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| 30 | default: |
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| 31 | return EINVAL; |
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| 32 | case PTHREAD_CANCEL_ENABLE: |
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| 33 | case PTHREAD_CANCEL_DISABLE: |
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| 34 | break; |
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| 35 | } |
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| 36 | |
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| 37 | __pthread_mutex_lock (&p->cancel_lock); |
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| 38 | if (oldstate != NULL) |
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| 39 | *oldstate = p->cancel_state; |
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| 40 | p->cancel_state = state; |
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| 41 | __pthread_mutex_unlock (&p->cancel_lock); |
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| 42 | |
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| 43 | return 0; |
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| 44 | } |
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| 45 | |
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| 46 | weak_alias (__pthread_setcancelstate, pthread_setcancelstate); |
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| 47 | |
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