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authordrh <drh@noemail.net>2014-09-02 15:49:47 +0000
committerdrh <drh@noemail.net>2014-09-02 15:49:47 +0000
commitbf9ed6f9af8db145efb7294b1bb05b35fc70e7fc (patch)
tree870d850426bb945aee018a2dc2612f52f3248619 /src/pcache.h
parente1ed0b0e1787b0e5c6b2b59de4e2f161a82bec22 (diff)
parentf8ede57a6165889316f8a9df8ac1166c7a568100 (diff)
downloadsqlite-bf9ed6f9af8db145efb7294b1bb05b35fc70e7fc.tar.gz
sqlite-bf9ed6f9af8db145efb7294b1bb05b35fc70e7fc.zip
Merge the latest trunk changes, including the multi-threaded sorter, into
the sessions branch. FossilOrigin-Name: d4cce2c71e64ab7b6a65a81b88b69445ed859351
Diffstat (limited to 'src/pcache.h')
-rw-r--r--src/pcache.h8
1 files changed, 5 insertions, 3 deletions
diff --git a/src/pcache.h b/src/pcache.h
index f4d4ad71c..dd9bfc745 100644
--- a/src/pcache.h
+++ b/src/pcache.h
@@ -68,7 +68,7 @@ void sqlite3PCacheBufferSetup(void *, int sz, int n);
** Under memory stress, invoke xStress to try to make pages clean.
** Only clean and unpinned pages can be reclaimed.
*/
-void sqlite3PcacheOpen(
+int sqlite3PcacheOpen(
int szPage, /* Size of every page */
int szExtra, /* Extra space associated with each page */
int bPurgeable, /* True if pages are on backing store */
@@ -78,7 +78,7 @@ void sqlite3PcacheOpen(
);
/* Modify the page-size after the cache has been created. */
-void sqlite3PcacheSetPageSize(PCache *, int);
+int sqlite3PcacheSetPageSize(PCache *, int);
/* Return the size in bytes of a PCache object. Used to preallocate
** storage space.
@@ -88,7 +88,9 @@ int sqlite3PcacheSize(void);
/* One release per successful fetch. Page is pinned until released.
** Reference counted.
*/
-int sqlite3PcacheFetch(PCache*, Pgno, int createFlag, PgHdr**);
+sqlite3_pcache_page *sqlite3PcacheFetch(PCache*, Pgno, int createFlag);
+int sqlite3PcacheFetchStress(PCache*, Pgno, sqlite3_pcache_page**);
+PgHdr *sqlite3PcacheFetchFinish(PCache*, Pgno, sqlite3_pcache_page *pPage);
void sqlite3PcacheRelease(PgHdr*);
void sqlite3PcacheDrop(PgHdr*); /* Remove page from cache */