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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 5191 | serge | 1 | /* Version of sigsetmask.c |
| 2 | Written by Steve Chamberlain (sac@cygnus.com). |
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| 3 | Contributed by Cygnus Support. |
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| 4 | This file is in the public doamin. */ |
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| 5 | |||
| 6 | /* |
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| 7 | |||
| 8 | @deftypefn Supplemental int sigsetmask (int @var{set}) |
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| 9 | |||
| 10 | Sets the signal mask to the one provided in @var{set} and returns |
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| 11 | the old mask (which, for libiberty's implementation, will always |
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| 12 | be the value @code{1}). |
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| 13 | |||
| 14 | @end deftypefn |
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| 15 | |||
| 16 | */ |
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| 17 | |||
| 18 | #include |
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| 19 | /* Including |
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| 20 | #include |
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| 21 | #include |
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| 22 | |||
| 23 | extern void abort (void) ATTRIBUTE_NORETURN; |
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| 24 | |||
| 25 | #ifdef SIG_SETMASK |
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| 26 | int |
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| 27 | sigsetmask (int set) |
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| 28 | { |
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| 29 | sigset_t new_sig; |
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| 30 | sigset_t old_sig; |
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| 31 | |||
| 32 | sigemptyset (&new_sig); |
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| 33 | if (set != 0) { |
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| 34 | abort(); /* FIXME, we don't know how to translate old mask to new */ |
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| 35 | } |
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| 36 | sigprocmask(SIG_SETMASK, &new_sig, &old_sig); |
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| 37 | return 1; /* FIXME, we always return 1 as old value. */ |
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| 38 | } |
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| 39 | #endif |