23 lines
589 B
C
23 lines
589 B
C
/*
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* (c) copyright 1987 by the Vrije Universiteit, Amsterdam, The Netherlands.
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* See the copyright notice in the ACK home directory, in the file "Copyright".
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*/
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/* $Id$ */
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#ifndef SET_H_
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#define SET_H_
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#include <cgg_cg.h>
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#define BIS(sp,n) (sp)[(n)>>4] |= 1<<((n)&0xF)
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#define BIC(sp,n) (sp)[(n)>>4] &= ~(1<<((n)&0xF))
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#define BIT(sp,n) (((sp)[(n)>>4]&(1<<((n)&0xF)))!=0)
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int setlookup(set_t s);
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void make_std_sets(void);
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set_t ident_to_set(char *name);
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set_t setproduct(set_t s1, set_t s2);
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set_t setsum(set_t s1, set_t s2);
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set_t setdiff(set_t s1, set_t s2);
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#endif /* SET_H_ */
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