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1 #include <signal.h> |
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2 #include "sig.h" |
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3 #include "hassgprm.h" |
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4 |
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5 void sig_block(sig) |
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6 int sig; |
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7 { |
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8 #ifdef HASSIGPROCMASK |
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9 sigset_t ss; |
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10 sigemptyset(&ss); |
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11 sigaddset(&ss,sig); |
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12 sigprocmask(SIG_BLOCK,&ss,(sigset_t *) 0); |
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13 #else |
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14 sigblock(1 << (sig - 1)); |
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15 #endif |
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16 } |
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17 |
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18 void sig_unblock(sig) |
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19 int sig; |
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20 { |
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21 #ifdef HASSIGPROCMASK |
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22 sigset_t ss; |
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23 sigemptyset(&ss); |
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24 sigaddset(&ss,sig); |
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25 sigprocmask(SIG_UNBLOCK,&ss,(sigset_t *) 0); |
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26 #else |
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27 sigsetmask(sigsetmask(~0) & ~(1 << (sig - 1))); |
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28 #endif |
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29 } |
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30 |
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31 void sig_blocknone() |
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32 { |
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33 #ifdef HASSIGPROCMASK |
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34 sigset_t ss; |
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35 sigemptyset(&ss); |
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36 sigprocmask(SIG_SETMASK,&ss,(sigset_t *) 0); |
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37 #else |
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38 sigsetmask(0); |
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39 #endif |
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40 } |