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Make the SQLITE_DEFAULT_SYNCHRONOUS and SQLITE_DEFAULT_WAL_SYNCHRONOUS

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values zero-based to agree with PRAGMA synchronous.

FossilOrigin-Name: 592d2104361500e5002783ba329a2609389c57b9
This commit is contained in:
drh
2016-03-08 15:30:01 +00:00
parent e243de5cf5
commit c2ae2073d9
6 changed files with 29 additions and 16 deletions
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17
src/sqliteInt.h
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@@ -1006,10 +1006,23 @@ typedef struct With With;
#include "mutex.h"
/*
** Default synchronous levels
** Default synchronous levels.
**
** Note that (for historcal reasons) the PAGER_SYNCHRONOUS_* macros differ
** from the SQLITE_DEFAULT_SYNCHRONOUS value by 1.
**
** PAGER_SYNCHRONOUS DEFAULT_SYNCHRONOUS
** OFF 1 0
** NORMAL 2 1
** FULL 3 2
** EXTRA 4 3
**
** The "PRAGMA synchronous" statement also uses the zero-based numbers.
** In other words, the zero-based numbers are used for all external interfaces
** and the one-based values are used internally.
*/
#ifndef SQLITE_DEFAULT_SYNCHRONOUS
# define SQLITE_DEFAULT_SYNCHRONOUS PAGER_SYNCHRONOUS_FULL
# define SQLITE_DEFAULT_SYNCHRONOUS (PAGER_SYNCHRONOUS_FULL-1)
#endif
#ifndef SQLITE_DEFAULT_WAL_SYNCHRONOUS
# define SQLITE_DEFAULT_WAL_SYNCHRONOUS SQLITE_DEFAULT_SYNCHRONOUS