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Overview
Comment: | Make the size of a Bitvec object 512 bytes on all platforms, instead of having the size depend on the size of a pointer. This makes testing easier. |
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Downloads: | Tarball | ZIP archive |
Timelines: | family | ancestors | descendants | both | trunk |
Files: | files | file ages | folders |
SHA1: |
ca479f3de2927ccc05dc76d10e40c00b |
User & Date: | drh 2010-08-05 11:56:01.000 |
Context
2010-08-06
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02:10 | Change two automatic array variables into static constant arrays. Update and reformat some comments for cleaner presentation. (check-in: a7a15547cc user: drh tags: trunk) | |
2010-08-05
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16:22 | Merge trunk changes with experimental branch. (check-in: acd26b8b74 user: dan tags: experimental) | |
11:56 | Make the size of a Bitvec object 512 bytes on all platforms, instead of having the size depend on the size of a pointer. This makes testing easier. (check-in: ca479f3de2 user: drh tags: trunk) | |
03:21 | Do not read the database file size on a SAVEPOINT rollback any more since after checkin [65b8636ac6e5] the in-header-size field is always valid. (check-in: fbe70e1106 user: drh tags: trunk) | |
Changes
Changes to src/bitvec.c.
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33 34 35 36 37 38 39 | ** Bitvec object is the number of pages in the database file at the ** start of a transaction, and is thus usually less than a few thousand, ** but can be as large as 2 billion for a really big database. */ #include "sqliteInt.h" /* Size of the Bitvec structure in bytes. */ | | | 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 | ** Bitvec object is the number of pages in the database file at the ** start of a transaction, and is thus usually less than a few thousand, ** but can be as large as 2 billion for a really big database. */ #include "sqliteInt.h" /* Size of the Bitvec structure in bytes. */ #define BITVEC_SZ 512 /* Round the union size down to the nearest pointer boundary, since that's how ** it will be aligned within the Bitvec struct. */ #define BITVEC_USIZE (((BITVEC_SZ-(3*sizeof(u32)))/sizeof(Bitvec*))*sizeof(Bitvec*)) /* Type of the array "element" for the bitmap representation. ** Should be a power of 2, and ideally, evenly divide into BITVEC_USIZE. |
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