Mercurial > hg > vamp-build-and-test
comparison DEPENDENCIES/mingw32/Python27/include/bitset.h @ 87:2a2c65a20a8b
Add Python libs and headers
author | Chris Cannam |
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date | Wed, 25 Feb 2015 14:05:22 +0000 |
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86:413a9d26189e | 87:2a2c65a20a8b |
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1 | |
2 #ifndef Py_BITSET_H | |
3 #define Py_BITSET_H | |
4 #ifdef __cplusplus | |
5 extern "C" { | |
6 #endif | |
7 | |
8 /* Bitset interface */ | |
9 | |
10 #define BYTE char | |
11 | |
12 typedef BYTE *bitset; | |
13 | |
14 bitset newbitset(int nbits); | |
15 void delbitset(bitset bs); | |
16 #define testbit(ss, ibit) (((ss)[BIT2BYTE(ibit)] & BIT2MASK(ibit)) != 0) | |
17 int addbit(bitset bs, int ibit); /* Returns 0 if already set */ | |
18 int samebitset(bitset bs1, bitset bs2, int nbits); | |
19 void mergebitset(bitset bs1, bitset bs2, int nbits); | |
20 | |
21 #define BITSPERBYTE (8*sizeof(BYTE)) | |
22 #define NBYTES(nbits) (((nbits) + BITSPERBYTE - 1) / BITSPERBYTE) | |
23 | |
24 #define BIT2BYTE(ibit) ((ibit) / BITSPERBYTE) | |
25 #define BIT2SHIFT(ibit) ((ibit) % BITSPERBYTE) | |
26 #define BIT2MASK(ibit) (1 << BIT2SHIFT(ibit)) | |
27 #define BYTE2BIT(ibyte) ((ibyte) * BITSPERBYTE) | |
28 | |
29 #ifdef __cplusplus | |
30 } | |
31 #endif | |
32 #endif /* !Py_BITSET_H */ |