diff options
Diffstat (limited to 'lib/libsqlite3/src/pcache.c')
| -rw-r--r-- | lib/libsqlite3/src/pcache.c | 22 |
1 files changed, 9 insertions, 13 deletions
diff --git a/lib/libsqlite3/src/pcache.c b/lib/libsqlite3/src/pcache.c index 191a9d00f41..467e2b3deed 100644 --- a/lib/libsqlite3/src/pcache.c +++ b/lib/libsqlite3/src/pcache.c @@ -31,18 +31,6 @@ struct PCache { PgHdr *pPage1; /* Reference to page 1 */ }; -/* -** Some of the assert() macros in this code are too expensive to run -** even during normal debugging. Use them only rarely on long-running -** tests. Enable the expensive asserts using the -** -DSQLITE_ENABLE_EXPENSIVE_ASSERT=1 compile-time option. -*/ -#ifdef SQLITE_ENABLE_EXPENSIVE_ASSERT -# define expensive_assert(X) assert(X) -#else -# define expensive_assert(X) -#endif - /********************************** Linked List Management ********************/ /* Allowed values for second argument to pcacheManageDirtyList() */ @@ -196,7 +184,8 @@ int sqlite3PcacheSetPageSize(PCache *pCache, int szPage){ if( pCache->szPage ){ sqlite3_pcache *pNew; pNew = sqlite3GlobalConfig.pcache2.xCreate( - szPage, pCache->szExtra + sizeof(PgHdr), pCache->bPurgeable + szPage, pCache->szExtra + ROUND8(sizeof(PgHdr)), + pCache->bPurgeable ); if( pNew==0 ) return SQLITE_NOMEM; sqlite3GlobalConfig.pcache2.xCachesize(pNew, numberOfCachePages(pCache)); @@ -651,6 +640,13 @@ void sqlite3PcacheShrink(PCache *pCache){ sqlite3GlobalConfig.pcache2.xShrink(pCache->pCache); } +/* +** Return the size of the header added by this middleware layer +** in the page-cache hierarchy. +*/ +int sqlite3HeaderSizePcache(void){ return ROUND8(sizeof(PgHdr)); } + + #if defined(SQLITE_CHECK_PAGES) || defined(SQLITE_DEBUG) /* ** For all dirty pages currently in the cache, invoke the specified |