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25 lines
669 B
C
25 lines
669 B
C
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#ifndef _SPL_SIGNAL_H
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#define _SPL_SIGNAL_H
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#define FORREAL 0 /* Usual side-effects */
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#define JUSTLOOKING 1 /* Don't stop the process */
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/* The "why" argument indicates the allowable side-effects of the call:
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*
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* FORREAL: Extract the next pending signal from p_sig into p_cursig;
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* stop the process if a stop has been requested or if a traced signal
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* is pending.
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*
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* JUSTLOOKING: Don't stop the process, just indicate whether or not
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* a signal might be pending (FORREAL is needed to tell for sure).
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*/
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static __inline__ int
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issig(int why)
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{
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BUG_ON(!(why == FORREAL || why == JUSTLOOKING));
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return signal_pending(current);
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}
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#endif /* SPL_SIGNAL_H */
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