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v0.8.1
Revision eebd0173b6b7e8aeacbfcae6bb28dcdc8907e33f authored by Martin v. Löwis on 14 November 2010, 18:17:39 UTC, committed by Martin v. Löwis on 14 November 2010, 18:17:39 UTC 
Merged revisions 84487 via svnmerge from
 
svn+ssh://pythondev@svn.python.org/python/branches/py3k

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  r84487 | martin.v.loewis | 2010-09-04 16:38:09 +0200 (Sa, 04 Sep 2010) | 3 lines

  Issue #1303434: Include PDBs in release.
  Patch by James Lee and Daniel Stutzbach.
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Raw File
bitset.h 

#ifndef Py_BITSET_H
#define Py_BITSET_H
#ifdef __cplusplus
extern "C" {
#endif

/* Bitset interface */

#define BYTE		char

typedef BYTE *bitset;

bitset newbitset(int nbits);
void delbitset(bitset bs);
#define testbit(ss, ibit) (((ss)[BIT2BYTE(ibit)] & BIT2MASK(ibit)) != 0)
int addbit(bitset bs, int ibit); /* Returns 0 if already set */
int samebitset(bitset bs1, bitset bs2, int nbits);
void mergebitset(bitset bs1, bitset bs2, int nbits);

#define BITSPERBYTE	(8*sizeof(BYTE))
#define NBYTES(nbits)	(((nbits) + BITSPERBYTE - 1) / BITSPERBYTE)

#define BIT2BYTE(ibit)	((ibit) / BITSPERBYTE)
#define BIT2SHIFT(ibit)	((ibit) % BITSPERBYTE)
#define BIT2MASK(ibit)	(1 << BIT2SHIFT(ibit))
#define BYTE2BIT(ibyte)	((ibyte) * BITSPERBYTE)

#ifdef __cplusplus
}
#endif
#endif /* !Py_BITSET_H */
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