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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 4973 | right-hear | 1 | /* Copyright (C) 1995 DJ Delorie, see COPYING.DJ for details */ |
| 2 | #include |
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| 3 | #include |
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| 4 | |||
| 5 | int |
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| 6 | sigaddset(sigset_t *_set, int _signo) |
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| 7 | { |
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| 8 | if (_set == 0) |
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| 9 | { |
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| 10 | errno = EINVAL; |
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| 11 | return -1; |
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| 12 | } |
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| 13 | if (_signo < 0 || _signo >= 320) |
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| 14 | { |
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| 15 | errno = EINVAL; |
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| 16 | return -1; |
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| 17 | } |
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| 18 | _set->__bits[_signo>>5] |= (1U << (_signo&31)); |
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| 19 | return 0; |
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| 20 | } |